Nov 18 07:52:26.239 INFO testing ktrace-0.1.0 against try#2e026d6e5d7621634147ad4c8074f1d964dbb1be for pr-55982
Nov 18 07:52:26.241 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-1/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-55982/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/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 +2e026d6e5d7621634147ad4c8074f1d964dbb1be-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"`
Nov 18 07:52:26.939 INFO [stdout] 77ce8f95e155f9a7c383afadef4d25fa1292f8f00f6ae431ec35c71d16073edd
Nov 18 07:52:26.941 INFO running `"docker" "start" "-a" "77ce8f95e155f9a7c383afadef4d25fa1292f8f00f6ae431ec35c71d16073edd"`
Nov 18 07:52:28.659 INFO [stderr] usermod: no changes
Nov 18 07:52:28.787 INFO [stderr]    Compiling ktrace v0.1.0 (/source)
Nov 18 07:52:29.611 INFO [stderr] warning: variable does not need to be mutable
Nov 18 07:52:29.611 INFO [stderr]   --> src/lib.rs:30:17
Nov 18 07:52:29.611 INFO [stderr]    |
Nov 18 07:52:29.611 INFO [stderr] 30 | pub fn parse<E>(mut r: &mut io::Read) -> Result<Vec<(Header,Result<Record>)>>
Nov 18 07:52:29.611 INFO [stderr]    |                 ----^
Nov 18 07:52:29.611 INFO [stderr]    |                 |
Nov 18 07:52:29.611 INFO [stderr]    |                 help: remove this `mut`
Nov 18 07:52:29.611 INFO [stderr]    |
Nov 18 07:52:29.611 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 18 07:52:29.611 INFO [stderr] 
Nov 18 07:52:32.841 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.16s
Nov 18 07:52:32.847 INFO [stderr] su: No module specific data is present
Nov 18 07:52:33.465 INFO running `"docker" "inspect" "77ce8f95e155f9a7c383afadef4d25fa1292f8f00f6ae431ec35c71d16073edd"`
Nov 18 07:52:33.591 INFO running `"docker" "rm" "-f" "77ce8f95e155f9a7c383afadef4d25fa1292f8f00f6ae431ec35c71d16073edd"`
Nov 18 07:52:33.724 INFO [stdout] 77ce8f95e155f9a7c383afadef4d25fa1292f8f00f6ae431ec35c71d16073edd
Nov 18 07:52:33.726 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-1/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-55982/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/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 +2e026d6e5d7621634147ad4c8074f1d964dbb1be-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"`
Nov 18 07:52:33.982 INFO [stdout] 22cc25a1287326811b5bcd2008ec151e760b9cc8c9639099273a9feb16045f41
Nov 18 07:52:33.984 INFO running `"docker" "start" "-a" "22cc25a1287326811b5bcd2008ec151e760b9cc8c9639099273a9feb16045f41"`
Nov 18 07:52:34.351 INFO [stderr] usermod: no changes
Nov 18 07:52:34.491 INFO [stderr]    Compiling ktrace v0.1.0 (/source)
Nov 18 07:52:35.327 INFO [stderr] warning: variable does not need to be mutable
Nov 18 07:52:35.328 INFO [stderr]   --> src/lib.rs:30:17
Nov 18 07:52:35.328 INFO [stderr]    |
Nov 18 07:52:35.328 INFO [stderr] 30 | pub fn parse<E>(mut r: &mut io::Read) -> Result<Vec<(Header,Result<Record>)>>
Nov 18 07:52:35.328 INFO [stderr]    |                 ----^
Nov 18 07:52:35.328 INFO [stderr]    |                 |
Nov 18 07:52:35.328 INFO [stderr]    |                 help: remove this `mut`
Nov 18 07:52:35.328 INFO [stderr]    |
Nov 18 07:52:35.328 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 18 07:52:35.328 INFO [stderr] 
Nov 18 07:52:35.739 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.35s
Nov 18 07:52:35.743 INFO [stderr] su: No module specific data is present
Nov 18 07:52:36.170 INFO running `"docker" "inspect" "22cc25a1287326811b5bcd2008ec151e760b9cc8c9639099273a9feb16045f41"`
Nov 18 07:52:36.247 INFO running `"docker" "rm" "-f" "22cc25a1287326811b5bcd2008ec151e760b9cc8c9639099273a9feb16045f41"`
Nov 18 07:52:36.354 INFO [stdout] 22cc25a1287326811b5bcd2008ec151e760b9cc8c9639099273a9feb16045f41
Nov 18 07:52:36.355 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-1/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-55982/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/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 +2e026d6e5d7621634147ad4c8074f1d964dbb1be-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"`
Nov 18 07:52:36.513 INFO [stdout] e4ef2052b45bae96c2a30810702a38041f3124f531a3d452bb6e150ae68738bf
Nov 18 07:52:36.519 INFO running `"docker" "start" "-a" "e4ef2052b45bae96c2a30810702a38041f3124f531a3d452bb6e150ae68738bf"`
Nov 18 07:52:36.995 INFO [stderr] usermod: no changes
Nov 18 07:52:37.066 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
Nov 18 07:52:37.068 INFO [stderr]      Running /target/debug/deps/ktrace-772f3737884d5f1d
Nov 18 07:52:37.071 INFO [stdout] 
Nov 18 07:52:37.071 INFO [stdout] running 0 tests
Nov 18 07:52:37.071 INFO [stdout] 
Nov 18 07:52:37.071 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Nov 18 07:52:37.071 INFO [stdout] 
Nov 18 07:52:37.072 INFO [stderr]      Running /target/debug/deps/main-d0e763a86bf25e7b
Nov 18 07:52:37.073 INFO [stdout] 
Nov 18 07:52:37.073 INFO [stdout] running 0 tests
Nov 18 07:52:37.073 INFO [stdout] 
Nov 18 07:52:37.073 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Nov 18 07:52:37.073 INFO [stdout] 
Nov 18 07:52:37.073 INFO [stderr]    Doc-tests ktrace
Nov 18 07:52:37.723 INFO [stdout] 
Nov 18 07:52:37.723 INFO [stdout] running 0 tests
Nov 18 07:52:37.723 INFO [stdout] 
Nov 18 07:52:37.723 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Nov 18 07:52:37.723 INFO [stdout] 
Nov 18 07:52:37.734 INFO [stderr] su: No module specific data is present
Nov 18 07:52:38.205 INFO running `"docker" "inspect" "e4ef2052b45bae96c2a30810702a38041f3124f531a3d452bb6e150ae68738bf"`
Nov 18 07:52:38.560 INFO running `"docker" "rm" "-f" "e4ef2052b45bae96c2a30810702a38041f3124f531a3d452bb6e150ae68738bf"`
Nov 18 07:52:38.831 INFO [stdout] e4ef2052b45bae96c2a30810702a38041f3124f531a3d452bb6e150ae68738bf