Repository: rust
Issue: 'Undefined reference' errors when building rustc with incremental compilation
Labels: A-LLVM,T-compiler,A-incr-comp,C-bug

I've been getting the following errors (seemingly at random) while building rustc:

```
Updating only changed submodules
Submodules updated in 0.04 seconds
    Finished dev [unoptimized + debuginfo] target(s) in 0.11s
Building stage0 std artifacts (x86_64-unknown-linux-gnu -> x86_64-unknown-linux-gnu)
    Finished release [optimized + debuginfo] target(s) in 0.12s
Copying stage0 std from stage0 (x86_64-unknown-linux-gnu -> x86_64-unknown-linux-gnu / x86_64-unknown-linux-gnu)
Building stage0 compiler artifacts (x86_64-unknown-linux-gnu -> x86_64-unknown-linux-gnu)
   Compiling rustc_driver v0.0.0 (/home/aaron/repos/rust/compiler/rustc_driver)
INFO rustc_codegen_llvm::back::lto 54 symbols to preserve in this crate
INFO rustc_codegen_llvm::back::lto going for that thin, thin LTO
INFO rustc_codegen_llvm::back::lto upstream or cached module "4e1tkg75h3ana9kz"
INFO rustc_codegen_llvm::back::lto upstream or cached module "1enpqhux0ohta7jr"
INFO rustc_codegen_llvm::back::lto upstream or cached module "ewe7rv6m89jl6fn"
INFO rustc_codegen_llvm::back::lto upstream or cached module "3ger21vviugcm0b6"
INFO rustc_codegen_llvm::back::lto upstream or cached module "37k3d2kw9aepjaxr"
INFO rustc_codegen_llvm::back::lto upstream or cached module "yyfy3ivjm9zsmfd"
INFO rustc_codegen_llvm::back::lto upstream or cached module "4h0aidervkzxfuw1"
INFO rustc_codegen_llvm::back::lto upstream or cached module "4ci006xrnawl9i0i"
INFO rustc_codegen_llvm::back::lto upstream or cached module "3rxat4206ylz60uw"
INFO rustc_codegen_llvm::back::lto upstream or cached module "emtaujr2mz2zlm4"
INFO rustc_codegen_llvm::back::lto upstream or cached module "57c7oxbywoz5wnmk"
INFO rustc_codegen_llvm::back::lto upstream or cached module "17e6p2wiwctevm8d"
INFO rustc_codegen_llvm::back::lto thin LTO data created
INFO rustc_codegen_llvm::back::lto thin LTO cache key map loaded
INFO rustc_codegen_llvm::back::lto prev_key_map: Some(
    ThinLTOKeysMap {
        keys: {
            "3ger21vviugcm0b6": "7CAF176A8C527D0E7A4A1B8F268A3D78D94A85F5",
            "4ci006xrnawl9i0i": "A85641EBCF091E03DA3B80F1907D3F24F53B2637",
            "4e1tkg75h3ana9kz": "A99ACD4DEADA9B31D0BFAC6240C697D738F26E3B",
            "yyfy3ivjm9zsmfd": "E1CFDF2EF22DDE1BBACA71540D416DC8A11F1ED5",
            "4h0aidervkzxfuw1": "D7FC254559F54F597D15C58F8B3386EB6F447389",
            "ewe7rv6m89jl6fn": "5FEEA32C65DD3243B3EA0B82FB1650BF5E6F2280",
            "37k3d2kw9aepjaxr": "99A1D8A0EFB1286732963F4175D57A9A00488F5C",
            "57c7oxbywoz5wnmk": "E18CEACD83EBC25300036C9C696FF3BEE43042B9",
            "emtaujr2mz2zlm4": "47781413C361780A6FDB2511607112513A7312BE",
            "1enpqhux0ohta7jr": "7B44CA2AFEE11C9780825707D0107D904C4E2356",
            "17e6p2wiwctevm8d": "A2D3AC69457BAFDC87791660D3E761EC07EC3489",
            "3rxat4206ylz60uw": "615FB54C3A170A481838020A9A0AE0473BD287E8",
        },
    },
)
INFO rustc_codegen_llvm::back::lto curr_key_map: ThinLTOKeysMap {
    keys: {
        "3ger21vviugcm0b6": "7CAF176A8C527D0E7A4A1B8F268A3D78D94A85F5",
        "4ci006xrnawl9i0i": "A85641EBCF091E03DA3B80F1907D3F24F53B2637",
        "4e1tkg75h3ana9kz": "A99ACD4DEADA9B31D0BFAC6240C697D738F26E3B",
        "yyfy3ivjm9zsmfd": "E1CFDF2EF22DDE1BBACA71540D416DC8A11F1ED5",
        "4h0aidervkzxfuw1": "D7FC254559F54F597D15C58F8B3386EB6F447389",
        "ewe7rv6m89jl6fn": "5FEEA32C65DD3243B3EA0B82FB1650BF5E6F2280",
        "37k3d2kw9aepjaxr": "99A1D8A0EFB1286732963F4175D57A9A00488F5C",
        "57c7oxbywoz5wnmk": "E18CEACD83EBC25300036C9C696FF3BEE43042B9",
        "emtaujr2mz2zlm4": "47781413C361780A6FDB2511607112513A7312BE",
        "1enpqhux0ohta7jr": "7B44CA2AFEE11C9780825707D0107D904C4E2356",
        "17e6p2wiwctevm8d": "A2D3AC69457BAFDC87791660D3E761EC07EC3489",
        "3rxat4206ylz60uw": "615FB54C3A170A481838020A9A0AE0473BD287E8",
    },
}
INFO rustc_codegen_llvm::back::lto checking which modules can be-reused and which have to be re-optimized.
INFO rustc_codegen_llvm::back::lto  - 4e1tkg75h3ana9kz: re-used
INFO rustc_codegen_llvm::back::lto  - 1enpqhux0ohta7jr: re-used
INFO rustc_codegen_llvm::back::lto  - ewe7rv6m89jl6fn: re-used
INFO rustc_codegen_llvm::back::lto  - 3ger21vviugcm0b6: re-used
INFO rustc_codegen_llvm::back::lto  - 37k3d2kw9aepjaxr: re-used
INFO rustc_codegen_llvm::back::lto  - yyfy3ivjm9zsmfd: re-used
INFO rustc_codegen_llvm::back::lto  - 4h0aidervkzxfuw1: re-used
INFO rustc_codegen_llvm::back::lto  - 4ci006xrnawl9i0i: re-used
INFO rustc_codegen_llvm::back::lto  - 3rxat4206ylz60uw: re-used
INFO rustc_codegen_llvm::back::lto  - emtaujr2mz2zlm4: re-used
INFO rustc_codegen_llvm::back::lto  - 57c7oxbywoz5wnmk: re-used
INFO rustc_codegen_llvm::back::lto  - 17e6p2wiwctevm8d: re-used
error: linking with `cc` failed: exit code: 1
  |
  = note: "cc" "-Wl,--as-needed" "-Wl,-z,noexecstack" "-m64" "-Wl,--eh-frame-hdr" "-L" "/home/aaron/repos/rust/build/x86_64-unknown-linux-gnu/stage0-sysroot/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/home/aaron/repos/rust/build/x86_64-unknown-linux-gnu/stage0-rustc/x86_64-unknown-linux-gnu/release/deps/rustc_driver-ca4cbbcd840b65c9.17e6p2wiwctevm8d.rcgu.o" "/home/aaron/repos/rust/build/x86_64-unknown-linux-gnu/stage0-rustc/x86_64-unknown-linux-gnu/release/deps/rustc_driver-ca4cbbcd840b65c9.1enpqhux0ohta7jr.rcgu.o" "/home/aaron/repos/rust/build/x86_64-unknown-linux-gnu/stage0-rustc/x86_64-unknown-linux-gnu/release/deps/rustc_driver-ca4cbbcd840b65c9.37k3d2kw9aepjaxr.rcgu.o" "/home/aaron/repos/rust/build/x86_64-unknown-linux-gnu/stage0-rustc/x86_64-unknown-linux-gnu/release/deps/rustc_driver-ca4cbbcd840b65c9.3ger21vviugcm0b6.rcgu.o" "/home/aaron/repos/rust/build/x86_64-unknown-linux-gnu/stage0-rustc/x86_64-unknown-linux-gnu/release/deps/rustc_driver-ca4cbbcd840b65c9.3rxat4206ylz60uw.rcgu.o" "/home/aaron/repos/rust/build/x86_64-unknown-linux-gnu/stage0-rustc/x86_64-unknown-linux-gnu/release/deps/rustc_driver-ca4cbbcd840b65c9.4ci006xrnawl9i0i.rcgu.o" "/home/aaron/repos/rust/build/x86_64-unknown-linux-gnu/stage0-rustc/x86_64-unknown-linux-gnu/release/deps/rustc_driver-ca4cbbcd840b65c9.4e1tkg75h3ana9kz.rcgu.o" "/home/aaron/repos/rust/build/x86_64-unknown-linux-gnu/stage0-rustc/x86_64-unknown-linux-gnu/release/deps/rustc_driver-ca4cbbcd840b65c9.4h0aidervkzxfuw1.rcgu.o" "/home/aaron/repos/rust/build/x86_64-unknown-linux-gnu/stage0-rustc/x86_64-unknown-linux-gnu/release/deps/rustc_driver-ca4cbbcd840b65c9.57c7oxbywoz5wnmk.rcgu.o" "/home/aaron/repos/rust/build/x86_64-unknown-linux-gnu/stage0-rustc/x86_64-unknown-linux-gnu/release/deps/rustc_driver-ca4cbbcd840b65c9.emtaujr2mz2zlm4.rcgu.o" "/home/aaron/repos/rust/build/x86_64-unknown-linux-gnu/stage0-rustc/x86_64-unknown-linux-gnu/release/deps/rustc_driver-ca4cbbcd840b65c9.ewe7rv6m89jl6fn.rcgu.o" "/home/aaron/repos/rust/build/x86_64-unknown-linux-gnu/stage0-rustc/x86_64-unknown-linux-gnu/release/deps/rustc_driver-ca4cbbcd840b65c9.yyfy3ivjm9zsmfd.rcgu.o" "-o" "/home/aaron/repos/rust/build/x86_64-unknown-linux-gnu/stage0-rustc/x86_64-unknown-linux-gnu/release/deps/librustc_driver-ca4cbbcd840b65c9.so" "-Wl,--version-script=/tmp/rustcPyau36/list" "/home/aaron/repos/rust/build/x86_64-unknown-linux-gnu/stage0-rustc/x86_64-unknown-linux-gnu/release/deps/rustc_driver-ca4cbbcd840b65c9.11drn0e4xmqp66mq.rcgu.o" "-shared" "-Wl,-zrelro" "-Wl,-znow" "-Wl,-O1" "-nodefaultlibs" "-L" "/home/aaron/repos/rust/build/x86_64-unknown-linux-gnu/stage0-rustc/x86_64-unknown-linux-gnu/release/deps" "-L" "/home/aaron/repos/rust/build/x86_64-unknown-linux-gnu/stage0-rustc/release/deps" "-L" "/home/aaron/repos/rust/build/x86_64-unknown-linux-gnu/stage0-rustc/x86_64-unknown-linux-gnu/release/build/psm-9023676894f3f512/out" "-L" "/home/aaron/repos/rust/build/x86_64-unknown-linux-gnu/stage0-rustc/x86_64-unknown-linux-gnu/release/build/rustc_llvm-4da3886e843ddccf/out" "-L" "/home/aaron/repos/rust/build/x86_64-unknown-linux-gnu/ci-llvm/lib" "-L" "/home/aaron/repos/rust/build/x86_64-unknown-linux-gnu/stage0-sysroot/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "-Wl,--whole-archive" "/tmp/rustcPyau36/librustc_error_codes-ad31f4f48ad38df3.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustcPyau36/librustc_save_analysis-f8b16ba164cdff59.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustcPyau36/librls_data-3c27807685eccce8.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustcPyau36/librls_span-66cc09d4287eb23c.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustcPyau36/librustc_interface-265011a54df17456.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustcPyau36/librustc_codegen_llvm-f15f5ddffe46b96c.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustcPyau36/librustc_llvm-fd1261ac0285f72f.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustcPyau36/librustc_traits-28633626e075ccd2.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustcPyau36/libchalk_engine-680ab5a2c3038d0a.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustcPyau36/libchalk_solve-9c19f6a2c3a0c2b8.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustcPyau36/libtracing_tree-9e0235f33d76b3db.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustcPyau36/libtracing_subscriber-e6bbffda4d0c18f5.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustcPyau36/libchrono-a97c64d4e040480c.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustcPyau36/libnum_integer-8ea934b963fa7acb.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustcPyau36/libnum_traits-fe8ec79457c84be5.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustcPyau36/libsharded_slab-a6b6614ba44faec7.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustcPyau36/libtracing_serde-2ed4b3470389271f.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustcPyau36/libserde_json-7dd4df03e53ac8f0.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustcPyau36/libryu-85456117cecc3079.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustcPyau36/libitoa-bed792a17ad9cd64.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustcPyau36/libtracing_log-cdaa6e733b9b42c3.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustcPyau36/libansi_term-3d5f990144d42b5f.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustcPyau36/libmatchers-e20c6501b104c668.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustcPyau36/libregex_automata-81c5c11afb43fc6c.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustcPyau36/libbyteorder-0b90754ab32b9cce.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustcPyau36/libpetgraph-14be22b5f01ccaac.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustcPyau36/libfixedbitset-2e8240aa3536eb44.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustcPyau36/librustc_privacy-b1ad1111bcaea690.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustcPyau36/librustc_builtin_macros-0e077a60ddd7f88a.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustcPyau36/librustc_typeck-43e9783b14db00bb.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustcPyau36/librustc_ty_utils-44ecb21de5eb197d.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustcPyau36/librustc_resolve-64e9b14307462b81.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustcPyau36/librustc_ast_lowering-544f6ad82fdc6d37.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustcPyau36/librustc_query_impl-41a286aca58d4841.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustcPyau36/librustc_passes-4c89392f9340c5c0.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustcPyau36/librustc_mir_build-f325d6a75aa689fe.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustcPyau36/librustc_mir-dff9bab0769715d2.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustcPyau36/libgsgdt-ee74aed575a53f52.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustcPyau36/libserde-150b46a6fd20a684.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustcPyau36/libregex-8f9eaabf0d8c9b98.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustcPyau36/libthread_local-95a2ae9020b659d4.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustcPyau36/libregex_syntax-e38c7c96ca3baade.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustcPyau36/libaho_corasick-178a3bfe4bcee9b4.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustcPyau36/libmemchr-1d1ba1b25f10ea47.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustcPyau36/librustc_codegen_ssa-a6b09d8bf1df23fa.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustcPyau36/librustc_symbol_mangling-a5ee09b003a8ac87.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustcPyau36/librustc_demangle-b55d4698b8652689.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustcPyau36/libpunycode-f6ec06d57bfaa606.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustcPyau36/librustc_incremental-4559ffd15c54d7ae.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustcPyau36/librand-90884f138babc884.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustcPyau36/librand_chacha-ed47b72222e040c0.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustcPyau36/librand_core-c4e1def9feb1a82e.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustcPyau36/libgetrandom-7fd4239df11c496b.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustcPyau36/libpathdiff-ebec1ace860d5163.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustcPyau36/libobject-cfe82e238e99490a.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustcPyau36/libcc-12a53ff8d9d6cb62.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustcPyau36/librustc_plugin_impl-e4cf30225e177a0e.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustcPyau36/librustc_metadata-65b3e26e741c6237.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustcPyau36/librustc_hir_pretty-6b470c3beeeac8ff.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustcPyau36/libsnap-e9448dbb5b4951e6.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustcPyau36/librustc_expand-c43ff14200fd75ee.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustcPyau36/librustc_ast_passes-9c2b023dfb95b1d3.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustcPyau36/libitertools-b649a25bcadd3985.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustcPyau36/libeither-c4ed39d2370eb5c9.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustcPyau36/librustc_parse-c4e4c65ff5ee1cd6.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustcPyau36/libproc_macro-98248c81062a3fec.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustcPyau36/librustc_lint-a9101ed9576d3bef.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustcPyau36/libunicode_security-a999844d8cb05710.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustcPyau36/libunicode_script-df7417b9f6ce8942.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustcPyau36/libunicode_normalization-70cd8ffe2167bbf3.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustcPyau36/libtinyvec-ced60a9cf66809ff.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" 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"-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustcPyau36/libcfg_if-bed5ed78b07b6418.rlib" "-Wl,--no-whole-archive" "-Wl,--start-group" "-L" "/home/aaron/repos/rust/build/x86_64-unknown-linux-gnu/stage0-sysroot/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bdynamic" "-lstd-94df7273bec49227" "-Wl,--end-group" "-Wl,-Bstatic" "/tmp/rustcPyau36/libcompiler_builtins-fb6d3210dc7eabc8.rlib" "-Wl,-Bdynamic" "-lLLVM-12-rust-1.54.0-nightly" "-lstdc++" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-Wl,-rpath,$ORIGIN/../lib"
  = note: /usr/sbin/ld: /tmp/rustcPyau36/librustc_traits-28633626e075ccd2.rlib(rustc_traits-28633626e075ccd2.58nqbwzhypt1oykn.rcgu.o): in function `core::ptr::drop_in_place<chalk_ir::Binders<chalk_ir::DomainGoal<rustc_middle::traits::chalk::RustInterner>>>':
          /home/aaron/repos/rust/library/core/src/ptr/mod.rs:192: undefined reference to `_ZN4core3ptr90drop_in_place$LT$chalk_ir..DomainGoal$LT$rustc_middle..traits..chalk..RustInterner$GT$$GT$17hc2fab4088400a657E.llvm.2369665957084634689'
          /usr/sbin/ld: /home/aaron/repos/rust/library/core/src/ptr/mod.rs:192: undefined reference to `_ZN4core3ptr90drop_in_place$LT$chalk_ir..DomainGoal$LT$rustc_middle..traits..chalk..RustInterner$GT$$GT$17hc2fab4088400a657E.llvm.2369665957084634689'
          /usr/sbin/ld: /home/aaron/repos/rust/library/core/src/ptr/mod.rs:192: undefined reference to `_ZN4core3ptr90drop_in_place$LT$chalk_ir..DomainGoal$LT$rustc_middle..traits..chalk..RustInterner$GT$$GT$17hc2fab4088400a657E.llvm.2369665957084634689'
          /usr/sbin/ld: /home/aaron/repos/rust/library/core/src/ptr/mod.rs:192: undefined reference to `_ZN4core3ptr90drop_in_place$LT$chalk_ir..DomainGoal$LT$rustc_middle..traits..chalk..RustInterner$GT$$GT$17hc2fab4088400a657E.llvm.2369665957084634689'
          /usr/sbin/ld: /home/aaron/repos/rust/library/core/src/ptr/mod.rs:192: undefined reference to `_ZN4core3ptr90drop_in_place$LT$chalk_ir..DomainGoal$LT$rustc_middle..traits..chalk..RustInterner$GT$$GT$17hc2fab4088400a657E.llvm.2369665957084634689'
          /usr/sbin/ld: /tmp/rustcPyau36/librustc_traits-28633626e075ccd2.rlib(rustc_traits-28633626e075ccd2.58nqbwzhypt1oykn.rcgu.o):/home/aaron/repos/rust/library/core/src/ptr/mod.rs:192: more undefined references to `_ZN4core3ptr90drop_in_place$LT$chalk_ir..DomainGoal$LT$rustc_middle..traits..chalk..RustInterner$GT$$GT$17hc2fab4088400a657E.llvm.2369665957084634689' follow
          /usr/sbin/ld: /tmp/rustcPyau36/librustc_traits-28633626e075ccd2.rlib(rustc_traits-28633626e075ccd2.58nqbwzhypt1oykn.rcgu.o): in function `core::ptr::drop_in_place<core::iter::adapters::map::Map<alloc::vec::into_iter::IntoIter<chalk_ir::GenericArg<rustc_middle::traits::chalk::RustInterner>>,chalk_ir::Substitution<rustc_middle::traits::chalk::RustInterner>::from_iter<chalk_ir::GenericArg<rustc_middle::traits::chalk::RustInterner>,alloc::vec::Vec<chalk_ir::GenericArg<rustc_middle::traits::chalk::RustInterner>>>::{{closure}}>>':
          /home/aaron/repos/rust/library/core/src/ptr/mod.rs:192: undefined reference to `_ZN4core3ptr129drop_in_place$LT$alloc..vec..into_iter..IntoIter$LT$chalk_ir..GenericArg$LT$rustc_middle..traits..chalk..RustInterner$GT$$GT$$GT$17he06387f1481bef7dE.llvm.2369665957084634689'
          /usr/sbin/ld: /home/aaron/repos/rust/library/core/src/ptr/mod.rs:192: undefined reference to `_ZN4core3ptr129drop_in_place$LT$alloc..vec..into_iter..IntoIter$LT$chalk_ir..GenericArg$LT$rustc_middle..traits..chalk..RustInterner$GT$$GT$$GT$17he06387f1481bef7dE.llvm.2369665957084634689'
          /usr/sbin/ld: /tmp/rustcPyau36/librustc_traits-28633626e075ccd2.rlib(rustc_traits-28633626e075ccd2.58nqbwzhypt1oykn.rcgu.o): in function `core::ptr::drop_in_place<core::option::Option<chalk_ir::DomainGoal<rustc_middle::traits::chalk::RustInterner>>>':
          /home/aaron/repos/rust/library/core/src/ptr/mod.rs:192: undefined reference to `_ZN4core3ptr90drop_in_place$LT$chalk_ir..DomainGoal$LT$rustc_middle..traits..chalk..RustInterner$GT$$GT$17hc2fab4088400a657E.llvm.2369665957084634689'
          /usr/sbin/ld: /home/aaron/repos/rust/library/core/src/ptr/mod.rs:192: undefined reference to `_ZN4core3ptr90drop_in_place$LT$chalk_ir..DomainGoal$LT$rustc_middle..traits..chalk..RustInterner$GT$$GT$17hc2fab4088400a657E.llvm.2369665957084634689'
          /usr/sbin/ld: /tmp/rustcPyau36/librustc_traits-28633626e075ccd2.rlib(rustc_traits-28633626e075ccd2.58nqbwzhypt1oykn.rcgu.o): in function `core::ptr::drop_in_place<core::iter::adapters::map::Map<core::iter::adapters::flatten::FlatMap<core::iter::adapters::take::Take<alloc::vec::into_iter::IntoIter<chalk_solve::rust_ir::AdtVariantDatum<rustc_middle::traits::chalk::RustInterner>>>,core::option::Option<chalk_ir::Ty<rustc_middle::traits::chalk::RustInterner>>,chalk_solve::clauses::builtin_traits::sized::push_adt_sized_conditions<rustc_middle::traits::chalk::RustInterner>::{{closure}}>,chalk_solve::clauses::builtin_traits::needs_impl_for_tys<rustc_middle::traits::chalk::RustInterner,core::iter::adapters::flatten::FlatMap<core::iter::adapters::take::Take<alloc::vec::into_iter::IntoIter<chalk_solve::rust_ir::AdtVariantDatum<rustc_middle::traits::chalk::RustInterner>>>,core::option::Option<chalk_ir::Ty<rustc_middle::traits::chalk::RustInterner>>,chalk_solve::clauses::builtin_traits::sized::push_adt_sized_conditions<rustc_middle::traits::chalk::RustInterner>::{{closure}}>>::{{closure}}>>':
          /home/aaron/repos/rust/library/core/src/ptr/mod.rs:192: undefined reference to `_ZN4core3ptr475drop_in_place$LT$core..iter..adapters..flatten..FlatMap$LT$core..iter..adapters..take..Take$LT$alloc..vec..into_iter..IntoIter$LT$chalk_solve..rust_ir..AdtVariantDatum$LT$rustc_middle..traits..chalk..RustInterner$GT$$GT$$GT$$C$core..option..Option$LT$chalk_ir..Ty$LT$rustc_middle..traits..chalk..RustInterner$GT$$GT$$C$chalk_solve..clauses..builtin_traits..sized..push_adt_sized_conditions$LT$rustc_middle..traits..chalk..RustInterner$GT$..$u7b$$u7b$closure$u7d$$u7d$$GT$$GT$17heea317c75101505cE.llvm.2369665957084634689'
          /usr/sbin/ld: /home/aaron/repos/rust/library/core/src/ptr/mod.rs:192: undefined reference to `_ZN4core3ptr475drop_in_place$LT$core..iter..adapters..flatten..FlatMap$LT$core..iter..adapters..take..Take$LT$alloc..vec..into_iter..IntoIter$LT$chalk_solve..rust_ir..AdtVariantDatum$LT$rustc_middle..traits..chalk..RustInterner$GT$$GT$$GT$$C$core..option..Option$LT$chalk_ir..Ty$LT$rustc_middle..traits..chalk..RustInterner$GT$$GT$$C$chalk_solve..clauses..builtin_traits..sized..push_adt_sized_conditions$LT$rustc_middle..traits..chalk..RustInterner$GT$..$u7b$$u7b$closure$u7d$$u7d$$GT$$GT$17heea317c75101505cE.llvm.2369665957084634689'
          /usr/sbin/ld: /tmp/rustcPyau36/librustc_traits-28633626e075ccd2.rlib(rustc_traits-28633626e075ccd2.58nqbwzhypt1oykn.rcgu.o): in function `core::ptr::drop_in_place<core::option::Option<chalk_ir::DomainGoal<rustc_middle::traits::chalk::RustInterner>>>':
          /home/aaron/repos/rust/library/core/src/ptr/mod.rs:192: undefined reference to `_ZN4core3ptr90drop_in_place$LT$chalk_ir..DomainGoal$LT$rustc_middle..traits..chalk..RustInterner$GT$$GT$17hc2fab4088400a657E.llvm.2369665957084634689'
          /usr/sbin/ld: /home/aaron/repos/rust/library/core/src/ptr/mod.rs:192: undefined reference to `_ZN4core3ptr90drop_in_place$LT$chalk_ir..DomainGoal$LT$rustc_middle..traits..chalk..RustInterner$GT$$GT$17hc2fab4088400a657E.llvm.2369665957084634689'
          /usr/sbin/ld: /tmp/rustcPyau36/librustc_traits-28633626e075ccd2.rlib(rustc_traits-28633626e075ccd2.5n0pwv63ojntlql.rcgu.o): in function `core::ptr::drop_in_place<chalk_ir::InEnvironment<chalk_ir::Constraint<rustc_middle::traits::chalk::RustInterner>>>':
          /home/aaron/repos/rust/library/core/src/ptr/mod.rs:192: undefined reference to `_ZN4core3ptr90drop_in_place$LT$chalk_ir..Constraint$LT$rustc_middle..traits..chalk..RustInterner$GT$$GT$17h60cb03661341c54dE.llvm.2369665957084634689'
          /usr/sbin/ld: /home/aaron/repos/rust/library/core/src/ptr/mod.rs:192: undefined reference to `_ZN4core3ptr90drop_in_place$LT$chalk_ir..Constraint$LT$rustc_middle..traits..chalk..RustInterner$GT$$GT$17h60cb03661341c54dE.llvm.2369665957084634689'
          /usr/sbin/ld: /home/aaron/repos/rust/build/x86_64-unknown-linux-gnu/stage0-rustc/x86_64-unknown-linux-gnu/release/deps/librustc_driver-ca4cbbcd840b65c9.so: hidden symbol `_ZN4core3ptr475drop_in_place$LT$core..iter..adapters..flatten..FlatMap$LT$core..iter..adapters..take..Take$LT$alloc..vec..into_iter..IntoIter$LT$chalk_solve..rust_ir..AdtVariantDatum$LT$rustc_middle..traits..chalk..RustInterner$GT$$GT$$GT$$C$core..option..Option$LT$chalk_ir..Ty$LT$rustc_middle..traits..chalk..RustInterner$GT$$GT$$C$chalk_solve..clauses..builtin_traits..sized..push_adt_sized_conditions$LT$rustc_middle..traits..chalk..RustInterner$GT$..$u7b$$u7b$closure$u7d$$u7d$$GT$$GT$17heea317c75101505cE.llvm.2369665957084634689' isn't defined
          /usr/sbin/ld: final link failed: bad value
          collect2: error: ld returned 1 exit status
```