Dec 15 06:42:32.404 INFO testing ktrace-0.1.0 against master#bd47d6825bf4090517549d33cfef10d3300b4a75 for pr-56550
Dec 15 06:42:32.404 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-2/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +bd47d6825bf4090517549d33cfef10d3300b4a75-alt build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 15 06:42:32.887 INFO [stdout] 6e180a4c29d5f25213e7deb97bf37d07a34a697a5bb5651083bc77a1f18e903d
Dec 15 06:42:32.889 INFO running `"docker" "start" "-a" "6e180a4c29d5f25213e7deb97bf37d07a34a697a5bb5651083bc77a1f18e903d"`
Dec 15 06:42:34.762 INFO [stderr] usermod: no changes
Dec 15 06:42:34.892 INFO [stderr]    Compiling ktrace v0.1.0 (/source)
Dec 15 06:42:35.886 INFO [stderr] warning: variable does not need to be mutable
Dec 15 06:42:35.886 INFO [stderr]   --> src/lib.rs:30:17
Dec 15 06:42:35.886 INFO [stderr]    |
Dec 15 06:42:35.886 INFO [stderr] 30 | pub fn parse<E>(mut r: &mut io::Read) -> Result<Vec<(Header,Result<Record>)>>
Dec 15 06:42:35.886 INFO [stderr]    |                 ----^
Dec 15 06:42:35.886 INFO [stderr]    |                 |
Dec 15 06:42:35.886 INFO [stderr]    |                 help: remove this `mut`
Dec 15 06:42:35.886 INFO [stderr]    |
Dec 15 06:42:35.886 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 15 06:42:35.886 INFO [stderr] 
Dec 15 06:42:39.251 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.45s
Dec 15 06:42:39.257 INFO [stderr] su: No module specific data is present
Dec 15 06:42:40.184 INFO running `"docker" "inspect" "6e180a4c29d5f25213e7deb97bf37d07a34a697a5bb5651083bc77a1f18e903d"`
Dec 15 06:42:40.455 INFO running `"docker" "rm" "-f" "6e180a4c29d5f25213e7deb97bf37d07a34a697a5bb5651083bc77a1f18e903d"`
Dec 15 06:42:40.919 INFO [stdout] 6e180a4c29d5f25213e7deb97bf37d07a34a697a5bb5651083bc77a1f18e903d
Dec 15 06:42:40.921 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-2/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +bd47d6825bf4090517549d33cfef10d3300b4a75-alt test --frozen --no-run" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 15 06:42:41.419 INFO [stdout] 4012ecc07fc3cefe399607153999a088e82b40672f702ef2a2a6477ad8806cf8
Dec 15 06:42:41.421 INFO running `"docker" "start" "-a" "4012ecc07fc3cefe399607153999a088e82b40672f702ef2a2a6477ad8806cf8"`
Dec 15 06:42:42.963 INFO [stderr] usermod: no changes
Dec 15 06:42:43.115 INFO [stderr]    Compiling ktrace v0.1.0 (/source)
Dec 15 06:42:44.726 INFO [stderr] warning: variable does not need to be mutable
Dec 15 06:42:44.726 INFO [stderr]   --> src/lib.rs:30:17
Dec 15 06:42:44.726 INFO [stderr]    |
Dec 15 06:42:44.726 INFO [stderr] 30 | pub fn parse<E>(mut r: &mut io::Read) -> Result<Vec<(Header,Result<Record>)>>
Dec 15 06:42:44.726 INFO [stderr]    |                 ----^
Dec 15 06:42:44.726 INFO [stderr]    |                 |
Dec 15 06:42:44.726 INFO [stderr]    |                 help: remove this `mut`
Dec 15 06:42:44.726 INFO [stderr]    |
Dec 15 06:42:44.726 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 15 06:42:44.726 INFO [stderr] 
Dec 15 06:42:45.783 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.78s
Dec 15 06:42:45.800 INFO [stderr] su: No module specific data is present
Dec 15 06:42:46.405 INFO running `"docker" "inspect" "4012ecc07fc3cefe399607153999a088e82b40672f702ef2a2a6477ad8806cf8"`
Dec 15 06:42:46.642 INFO running `"docker" "rm" "-f" "4012ecc07fc3cefe399607153999a088e82b40672f702ef2a2a6477ad8806cf8"`
Dec 15 06:42:46.926 INFO [stdout] 4012ecc07fc3cefe399607153999a088e82b40672f702ef2a2a6477ad8806cf8
Dec 15 06:42:46.929 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-2/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +bd47d6825bf4090517549d33cfef10d3300b4a75-alt test --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 15 06:42:47.387 INFO [stdout] 199052c6126ac6a1d335cd9eb5c77fa5e8cb7e97021e2b3eaed29c4be6c0986b
Dec 15 06:42:47.387 INFO running `"docker" "start" "-a" "199052c6126ac6a1d335cd9eb5c77fa5e8cb7e97021e2b3eaed29c4be6c0986b"`
Dec 15 06:42:48.263 INFO [stderr] usermod: no changes
Dec 15 06:42:48.381 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.08s
Dec 15 06:42:48.390 INFO [stderr]      Running /target/debug/deps/ktrace-46e22db844c0e3db
Dec 15 06:42:48.392 INFO [stdout] 
Dec 15 06:42:48.392 INFO [stdout] running 0 tests
Dec 15 06:42:48.392 INFO [stdout] 
Dec 15 06:42:48.392 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 15 06:42:48.392 INFO [stdout] 
Dec 15 06:42:48.394 INFO [stderr]      Running /target/debug/deps/main-4ad2e022e6d8b55c
Dec 15 06:42:48.398 INFO [stdout] 
Dec 15 06:42:48.398 INFO [stdout] running 0 tests
Dec 15 06:42:48.398 INFO [stdout] 
Dec 15 06:42:48.398 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 15 06:42:48.398 INFO [stdout] 
Dec 15 06:42:48.403 INFO [stderr]    Doc-tests ktrace
Dec 15 06:42:49.681 INFO [stdout] 
Dec 15 06:42:49.681 INFO [stdout] running 0 tests
Dec 15 06:42:49.681 INFO [stdout] 
Dec 15 06:42:49.681 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 15 06:42:49.681 INFO [stdout] 
Dec 15 06:42:49.688 INFO [stderr] su: No module specific data is present
Dec 15 06:42:50.040 INFO running `"docker" "inspect" "199052c6126ac6a1d335cd9eb5c77fa5e8cb7e97021e2b3eaed29c4be6c0986b"`
Dec 15 06:42:50.109 INFO running `"docker" "rm" "-f" "199052c6126ac6a1d335cd9eb5c77fa5e8cb7e97021e2b3eaed29c4be6c0986b"`
Dec 15 06:42:50.195 INFO [stdout] 199052c6126ac6a1d335cd9eb5c77fa5e8cb7e97021e2b3eaed29c4be6c0986b