[INFO] fetching crate ju_tcs_rust_23_19 0.1.1...
[INFO] testing ju_tcs_rust_23_19-0.1.1 against try#b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b for pr-145330-1
[INFO] extracting crate ju_tcs_rust_23_19 0.1.1 into /workspace/builds/worker-6-tc2/source
[INFO] removed /workspace/builds/worker-6-tc2/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate ju_tcs_rust_23_19 0.1.1
[INFO] finished tweaking crates.io crate ju_tcs_rust_23_19 0.1.1
[INFO] tweaked toml for crates.io crate ju_tcs_rust_23_19 0.1.1 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate ju_tcs_rust_23_19 0.1.1 on toolchain b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate ju_tcs_rust_23_19 0.1.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b868d5df86af9b8bf3cf43619773e7b59546631ba517992e46939ad0d30fb475
[INFO] running `Command { std: "docker" "start" "-a" "b868d5df86af9b8bf3cf43619773e7b59546631ba517992e46939ad0d30fb475", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b868d5df86af9b8bf3cf43619773e7b59546631ba517992e46939ad0d30fb475", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b868d5df86af9b8bf3cf43619773e7b59546631ba517992e46939ad0d30fb475", kill_on_drop: false }`
[INFO] [stdout] b868d5df86af9b8bf3cf43619773e7b59546631ba517992e46939ad0d30fb475
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d1567ebda43e4525f57062cc3e986a6bf1bcbeed83ac4a7eb1a02fd2177148c4
[INFO] running `Command { std: "docker" "start" "-a" "d1567ebda43e4525f57062cc3e986a6bf1bcbeed83ac4a7eb1a02fd2177148c4", kill_on_drop: false }`
[INFO] [stderr]    Compiling ju_tcs_rust_23_19 v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.46s
[INFO] running `Command { std: "docker" "inspect" "d1567ebda43e4525f57062cc3e986a6bf1bcbeed83ac4a7eb1a02fd2177148c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1567ebda43e4525f57062cc3e986a6bf1bcbeed83ac4a7eb1a02fd2177148c4", kill_on_drop: false }`
[INFO] [stdout] d1567ebda43e4525f57062cc3e986a6bf1bcbeed83ac4a7eb1a02fd2177148c4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0fcbe34aa696fe674d776ac49750b86127676d65e7223f338d87f625b71e20d2
[INFO] running `Command { std: "docker" "start" "-a" "0fcbe34aa696fe674d776ac49750b86127676d65e7223f338d87f625b71e20d2", kill_on_drop: false }`
[INFO] [stderr]    Compiling ju_tcs_rust_23_19 v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.26s
[INFO] running `Command { std: "docker" "inspect" "0fcbe34aa696fe674d776ac49750b86127676d65e7223f338d87f625b71e20d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0fcbe34aa696fe674d776ac49750b86127676d65e7223f338d87f625b71e20d2", kill_on_drop: false }`
[INFO] [stdout] 0fcbe34aa696fe674d776ac49750b86127676d65e7223f338d87f625b71e20d2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] dd7835c27474f9a19fdaeeef3a0f45fcb248f4fa5c5183e2840f8edf930d3033
[INFO] running `Command { std: "docker" "start" "-a" "dd7835c27474f9a19fdaeeef3a0f45fcb248f4fa5c5183e2840f8edf930d3033", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/head_tail.rs (/opt/rustwide/target/debug/deps/ju_tcs_rust_23_19-ef7e6ac0ca7941b0)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/ju_tcs_rust_23_19-ac6d7bd4c4e188b6)
[INFO] [stderr]    Doc-tests ju_tcs_rust_23_19
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::test_math ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "dd7835c27474f9a19fdaeeef3a0f45fcb248f4fa5c5183e2840f8edf930d3033", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd7835c27474f9a19fdaeeef3a0f45fcb248f4fa5c5183e2840f8edf930d3033", kill_on_drop: false }`
[INFO] [stdout] dd7835c27474f9a19fdaeeef3a0f45fcb248f4fa5c5183e2840f8edf930d3033