Dec 13 14:25:24.062 INFO testing kcexn/learn_rust_palindrome_checker against master#bd47d6825bf4090517549d33cfef10d3300b4a75 for pr-56550
Dec 13 14:25:24.062 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-4/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/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 13 14:25:24.371 INFO [stdout] 8c4ddcec7dee6cb969e6499db4906d5c2687e6d42a9e980f1f9a10f64ca9c9de
Dec 13 14:25:24.376 INFO running `"docker" "start" "-a" "8c4ddcec7dee6cb969e6499db4906d5c2687e6d42a9e980f1f9a10f64ca9c9de"`
Dec 13 14:25:24.913 INFO [stderr] usermod: no changes
Dec 13 14:25:24.937 INFO [stderr]    Compiling utils v0.1.0 (/source/utils)
Dec 13 14:25:25.337 INFO [stderr]    Compiling palindrome_checker v0.1.0 (/source)
Dec 13 14:25:25.799 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.86s
Dec 13 14:25:25.799 INFO [stderr] su: No module specific data is present
Dec 13 14:25:26.395 INFO running `"docker" "inspect" "8c4ddcec7dee6cb969e6499db4906d5c2687e6d42a9e980f1f9a10f64ca9c9de"`
Dec 13 14:25:26.484 INFO running `"docker" "rm" "-f" "8c4ddcec7dee6cb969e6499db4906d5c2687e6d42a9e980f1f9a10f64ca9c9de"`
Dec 13 14:25:26.575 INFO [stdout] 8c4ddcec7dee6cb969e6499db4906d5c2687e6d42a9e980f1f9a10f64ca9c9de
Dec 13 14:25:26.580 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-4/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/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 13 14:25:26.771 INFO [stdout] 1f233c001d9b94aa3c27360e9f1170bf27ea4845bee288a316cc1443eb9f45d3
Dec 13 14:25:26.779 INFO running `"docker" "start" "-a" "1f233c001d9b94aa3c27360e9f1170bf27ea4845bee288a316cc1443eb9f45d3"`
Dec 13 14:25:27.327 INFO [stderr] usermod: no changes
Dec 13 14:25:27.355 INFO [stderr]    Compiling palindrome_checker v0.1.0 (/source)
Dec 13 14:25:27.879 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.53s
Dec 13 14:25:27.879 INFO [stderr] su: No module specific data is present
Dec 13 14:25:28.140 INFO running `"docker" "inspect" "1f233c001d9b94aa3c27360e9f1170bf27ea4845bee288a316cc1443eb9f45d3"`
Dec 13 14:25:28.240 INFO running `"docker" "rm" "-f" "1f233c001d9b94aa3c27360e9f1170bf27ea4845bee288a316cc1443eb9f45d3"`
Dec 13 14:25:28.322 INFO [stdout] 1f233c001d9b94aa3c27360e9f1170bf27ea4845bee288a316cc1443eb9f45d3
Dec 13 14:25:28.325 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-4/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/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 13 14:25:28.543 INFO [stdout] f4c8875ffde71b5572f299dde29988dee2ed516bd2bf6c74eee17842ae554caa
Dec 13 14:25:28.549 INFO running `"docker" "start" "-a" "f4c8875ffde71b5572f299dde29988dee2ed516bd2bf6c74eee17842ae554caa"`
Dec 13 14:25:29.083 INFO [stderr] usermod: no changes
Dec 13 14:25:29.141 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
Dec 13 14:25:29.141 INFO [stderr]      Running /target/debug/deps/palindrome_checker-5dd8a68f3d65f65e
Dec 13 14:25:29.142 INFO [stderr] su: No module specific data is present
Dec 13 14:25:29.211 INFO [stdout] 
Dec 13 14:25:29.211 INFO [stdout] running 0 tests
Dec 13 14:25:29.211 INFO [stdout] 
Dec 13 14:25:29.211 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 13 14:25:29.212 INFO [stdout] 
Dec 13 14:25:29.569 INFO running `"docker" "inspect" "f4c8875ffde71b5572f299dde29988dee2ed516bd2bf6c74eee17842ae554caa"`
Dec 13 14:25:29.916 INFO running `"docker" "rm" "-f" "f4c8875ffde71b5572f299dde29988dee2ed516bd2bf6c74eee17842ae554caa"`
Dec 13 14:25:30.195 INFO [stdout] f4c8875ffde71b5572f299dde29988dee2ed516bd2bf6c74eee17842ae554caa