Dec 14 15:58:27.120 INFO testing try-mutex-0.1.1 against master#bd47d6825bf4090517549d33cfef10d3300b4a75 for pr-56550
Dec 14 15:58:27.120 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-6/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/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 14 15:58:27.315 INFO [stdout] a522c20c8e08b7dfe04edc21aae665dc7e6c72b013fb5cc0d7e933d16f32dc5f
Dec 14 15:58:27.317 INFO running `"docker" "start" "-a" "a522c20c8e08b7dfe04edc21aae665dc7e6c72b013fb5cc0d7e933d16f32dc5f"`
Dec 14 15:58:27.764 INFO [stderr] usermod: no changes
Dec 14 15:58:27.879 INFO [stderr]    Compiling try-mutex v0.1.1 (/source)
Dec 14 15:58:28.296 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.48s
Dec 14 15:58:28.297 INFO [stderr] su: No module specific data is present
Dec 14 15:58:28.551 INFO running `"docker" "inspect" "a522c20c8e08b7dfe04edc21aae665dc7e6c72b013fb5cc0d7e933d16f32dc5f"`
Dec 14 15:58:28.651 INFO running `"docker" "rm" "-f" "a522c20c8e08b7dfe04edc21aae665dc7e6c72b013fb5cc0d7e933d16f32dc5f"`
Dec 14 15:58:28.795 INFO [stdout] a522c20c8e08b7dfe04edc21aae665dc7e6c72b013fb5cc0d7e933d16f32dc5f
Dec 14 15:58:28.799 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-6/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/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 14 15:58:29.020 INFO [stdout] 62b06a172acb18214c022d0c120c6d75e2d21e766f76c071e0530b40733bd818
Dec 14 15:58:29.034 INFO running `"docker" "start" "-a" "62b06a172acb18214c022d0c120c6d75e2d21e766f76c071e0530b40733bd818"`
Dec 14 15:58:29.665 INFO [stderr] usermod: no changes
Dec 14 15:58:29.851 INFO [stderr]    Compiling compiletest_rs v0.3.17
Dec 14 15:58:29.855 INFO [stderr]    Compiling tester v0.5.0
Dec 14 15:58:29.855 INFO [stderr]    Compiling criterion-stats v0.2.5
Dec 14 15:58:29.855 INFO [stderr]    Compiling chrono v0.4.6
Dec 14 15:58:29.855 INFO [stderr]    Compiling csv v1.0.2
Dec 14 15:58:29.855 INFO [stderr]    Compiling handlebars v0.32.4
Dec 14 15:58:34.229 INFO [stderr]    Compiling simplelog v0.5.3
Dec 14 15:58:37.459 INFO [stderr]    Compiling criterion v0.2.5
Dec 14 15:58:50.064 INFO [stderr]    Compiling try-mutex v0.1.1 (/source)
Dec 14 15:58:55.331 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 25.64s
Dec 14 15:58:55.361 INFO [stderr] su: No module specific data is present
Dec 14 15:58:56.655 INFO running `"docker" "inspect" "62b06a172acb18214c022d0c120c6d75e2d21e766f76c071e0530b40733bd818"`
Dec 14 15:58:56.971 INFO running `"docker" "rm" "-f" "62b06a172acb18214c022d0c120c6d75e2d21e766f76c071e0530b40733bd818"`
Dec 14 15:58:57.323 INFO [stdout] 62b06a172acb18214c022d0c120c6d75e2d21e766f76c071e0530b40733bd818