[Xposed Framework Modules] themadproducer:
Tested using all versions from 1.0 to most recent, left and right positions, reboots etc. Tried specifically choosing the a file with a known working 2 digit content. Failed. Here is my log.

/sys/devices/platform/msm_ssbi.0/pm8921-core/pm8xxx-adc/chg_temp(r): 'Result:5848 Raw:24845

'/sys/devices/platform/sec-battery/power_supply/battery/temp(r): '316

'/sys/devices/platform/sec-battery/power_supply/battery/batt_temp(r): '316

'/sys/devices/platform/sec-battery/power_supply/battery/batt_temp_adc(r): '32278

'/sys/devices/platform/sec-battery/power_supply/battery/batt_temp_radc(r): '0

'/sys/devices/platform/sec-battery/power_supply/battery/batt_temp_check(r): '1

'/sys/devices/platform/sec-battery/power_supply/battery/batt_temp_adc_spec(r): '(HIGH: 500 / 450, LOW: -50 / 0)

'/sys/devices/virtual/sensors/gyro_sensor/temperature(r): '45

'/sys/devices/virtual/thermal/thermal_zone0/temp(r): '55

'/sys/devices/virtual/thermal/thermal_zone0/trip_point_0_temp(r): '180

'/sys/devices/virtual/thermal/thermal_zone0/trip_point_1_temp(r): '57

'/sys/devices/virtual/thermal/thermal_zone0/trip_point_2_temp(r): '55

'/sys/devices/virtual/thermal/thermal_zone0/trip_point_3_temp(r): '-1

'java.io.IOException: read failed: EINVAL (Invalid argument)

at libcore.io.IoBridge.read(IoBridge.java:432)

at java.io.FileInputStream.read(FileInputStream.java:179)

at java.io.InputStreamReader.read(InputStreamReader.java:244)

at java.io.BufferedReader.fillBuf(BufferedReader.java:130)

at java.io.BufferedReader.readLine(BufferedReader.java:354)

at info.mzimmermann.xposed.cputempstatusbar.Utils.convertStreamToString(Utils.java:35)

at info.mzimmermann.xposed.cputempstatusbar.DebugActivity.onClick(DebugActivity.java:81)

at java.lang.reflect.Method.invokeNative(Native Method)

at java.lang.reflect.Method.invoke(Method.java:511)

at android.view.View$1.onClick(View.java:3088)

at android.view.View.performClick(View.java:3565)

at android.view.View$PerformClick.run(View.java:14165)

at android.os.Handler.handleCallback(Handler.java:605)

at android.os.Handler.dispatchMessage(Handler.java:92)

at android.os.Looper.loop(Looper.java:137)

at android.app.ActivityThread.main(ActivityThread.java:4517)

at java.lang.reflect.Method.invokeNative(Native Method)

at java.lang.reflect.Method.invoke(Method.java:511)

at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:980)

at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:747)

at de.robv.android.xposed.XposedBridge.main(XposedBridge.java:115)

at dalvik.system.NativeStart.main(Native Method)

Caused by: libcore.io.ErrnoException: read failed: EINVAL (Invalid argument)

at libcore.io.Posix.readBytes(Native Method)

at libcore.io.Posix.read(Posix.java:118)

at libcore.io.BlockGuardOs.read(BlockGuardOs.java:149)

at libcore.io.IoBridge.read(IoBridge.java:422)

... 21 more

/sys/devices/virtual/thermal/thermal_zone1/trip_point_0_temp(r): '166

'/sys/devices/virtual/thermal/thermal_zone1/trip_point_1_temp(r): '43

'/sys/devices/virtual/thermal/thermal_zone1/trip_point_2_temp(r): '40

'/sys/devices/virtual/thermal/thermal_zone1/trip_point_3_temp(r): '-16

'java.io.IOException: read failed: EINVAL (Invalid argument)

at libcore.io.IoBridge.read(IoBridge.java:432)

at java.io.FileInputStream.read(FileInputStream.java:179)

at java.io.InputStreamReader.read(InputStreamReader.java:244)

at java.io.BufferedReader.fillBuf(BufferedReader.java:130)

at java.io.BufferedReader.readLine(BufferedReader.java:354)

at info.mzimmermann.xposed.cputempstatusbar.Utils.convertStreamToString(Utils.java:35)

at info.mzimmermann.xposed.cputempstatusbar.DebugActivity.onClick(DebugActivity.java:81)

at java.lang.reflect.Method.invokeNative(Native Method)

at java.lang.reflect.Method.invoke(Method.java:511)

at android.view.View$1.onClick(View.java:3088)

at android.view.View.performClick(View.java:3565)

at android.view.View$PerformClick.run(View.java:14165)

at android.os.Handler.handleCallback(Handler.java:605)

at android.os.Handler.dispatchMessage(Handler.java:92)

at android.os.Looper.loop(Looper.java:137)

at android.app.ActivityThread.main(ActivityThread.java:4517)

at java.lang.reflect.Method.invokeNative(Native Method)

at java.lang.reflect.Method.invoke(Method.java:511)

at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:980)

at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:747)

at de.robv.android.xposed.XposedBridge.main(XposedBridge.java:115)

at dalvik.system.NativeStart.main(Native Method)

Caused by: libcore.io.ErrnoException: read failed: EINVAL (Invalid argument)

at libcore.io.Posix.readBytes(Native Method)

at libcore.io.Posix.read(Posix.java:118)

at libcore.io.BlockGuardOs.read(BlockGuardOs.java:149)

at libcore.io.IoBridge.read(IoBridge.java:422)

... 21 more

/sys/devices/virtual/thermal/thermal_zone2/trip_point_0_temp(r): '181

'/sys/devices/virtual/thermal/thermal_zone2/trip_point_1_temp(r): '58

'/sys/devices/virtual/thermal/thermal_zone2/trip_point_2_temp(r): '55

'/sys/devices/virtual/thermal/thermal_zone2/trip_point_3_temp(r): '0

'java.io.IOException: read failed: EINVAL (Invalid argument)

at libcore.io.IoBridge.read(IoBridge.java:432)

at java.io.FileInputStream.read(FileInputStream.java:179)

at java.io.InputStreamReader.read(InputStreamReader.java:244)

at java.io.BufferedReader.fillBuf(BufferedReader.java:130)

at java.io.BufferedReader.readLine(BufferedReader.java:354)

at info.mzimmermann.xposed.cputempstatusbar.Utils.convertStreamToString(Utils.java:35)

at info.mzimmermann.xposed.cputempstatusbar.DebugActivity.onClick(DebugActivity.java:81)

at java.lang.reflect.Method.invokeNative(Native Method)

at java.lang.reflect.Method.invoke(Method.java:511)

at android.view.View$1.onClick(View.java:3088)

at android.view.View.performClick(View.java:3565)

at android.view.View$PerformClick.run(View.java:14165)

at android.os.Handler.handleCallback(Handler.java:605)

at android.os.Handler.dispatchMessage(Handler.java:92)

at android.os.Looper.loop(Looper.java:137)

at android.app.ActivityThread.main(ActivityThread.java:4517)

at java.lang.reflect.Method.invokeNative(Native Method)

at java.lang.reflect.Method.invoke(Method.java:511)

at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:980)

at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:747)

at de.robv.android.xposed.XposedBridge.main(XposedBridge.java:115)

at dalvik.system.NativeStart.main(Native Method)

Caused by: libcore.io.ErrnoException: read failed: EINVAL (Invalid argument)

at libcore.io.Posix.readBytes(Native Method)

at libcore.io.Posix.read(Posix.java:118)

at libcore.io.BlockGuardOs.read(BlockGuardOs.java:149)

at libcore.io.IoBridge.read(IoBridge.java:422)

... 21 more

/sys/devices/virtual/thermal/thermal_zone3/trip_point_0_temp(r): '161

'/sys/devices/virtual/thermal/thermal_zone3/trip_point_1_temp(r): '38

'/sys/devices/virtual/thermal/thermal_zone3/trip_point_2_temp(r): '35

'/sys/devices/virtual/thermal/thermal_zone3/trip_point_3_temp(r): '-20

'java.io.IOException: read failed: EINVAL (Invalid argument)

at libcore.io.IoBridge.read(IoBridge.java:432)

at java.io.FileInputStream.read(FileInputStream.java:179)

at java.io.InputStreamReader.read(InputStreamReader.java:244)

at java.io.BufferedReader.fillBuf(BufferedReader.java:130)

at java.io.BufferedReader.readLine(BufferedReader.java:354)

at info.mzimmermann.xposed.cputempstatusbar.Utils.convertStreamToString(Utils.java:35)

at info.mzimmermann.xposed.cputempstatusbar.DebugActivity.onClick(DebugActivity.java:81)

at java.lang.reflect.Method.invokeNative(Native Method)

at java.lang.reflect.Method.invoke(Method.java:511)

at android.view.View$1.onClick(View.java:3088)

at android.view.View.performClick(View.java:3565)

at android.view.View$PerformClick.run(View.java:14165)

at android.os.Handler.handleCallback(Handler.java:605)

at android.os.Handler.dispatchMessage(Handler.java:92)

at android.os.Looper.loop(Looper.java:137)

at android.app.ActivityThread.main(ActivityThread.java:4517)

at java.lang.reflect.Method.invokeNative(Native Method)

at java.lang.reflect.Method.invoke(Method.java:511)

at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:980)

at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:747)

at de.robv.android.xposed.XposedBridge.main(XposedBridge.java:115)

at dalvik.system.NativeStart.main(Native Method)

Caused by: libcore.io.ErrnoException: read failed: EINVAL (Invalid argument)

at libcore.io.Posix.readBytes(Native Method)

at libcore.io.Posix.read(Posix.java:118)

at libcore.io.BlockGuardOs.read(BlockGuardOs.java:149)

at libcore.io.IoBridge.read(IoBridge.java:422)

... 21 more

/sys/devices/virtual/thermal/thermal_zone4/trip_point_0_temp(r): '174

'/sys/devices/virtual/thermal/thermal_zone4/trip_point_1_temp(r): '51

'/sys/devices/virtual/thermal/thermal_zone4/trip_point_2_temp(r): '48

'/sys/devices/virtual/thermal/thermal_zone4/trip_point_3_temp(r): '-7

'/sys/devices/virtual/thermal/thermal_zone5/temp(r): '47120

'/sys/devices/virtual/thermal/thermal_zone5/trip_point_0_temp(r): '145000

'/sys/devices/virtual/thermal/thermal_zone5/trip_point_1_temp(r): '125000

'/sys/devices/virtual/thermal/thermal_zone5/trip_point_2_temp(r): '105000

'