[INFO] cloning repository https://github.com/jrmoulton/cr-mutex
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jrmoulton/cr-mutex" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjrmoulton%2Fcr-mutex", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjrmoulton%2Fcr-mutex'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 970e50779ac91abd01fde64a4a0e4fef93cf7f6a
[INFO] testing jrmoulton/cr-mutex against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjrmoulton%2Fcr-mutex" "/workspace/builds/worker-39/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-39/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jrmoulton/cr-mutex on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jrmoulton/cr-mutex
[INFO] finished tweaking git repo https://github.com/jrmoulton/cr-mutex
[INFO] tweaked toml for git repo https://github.com/jrmoulton/cr-mutex written to /workspace/builds/worker-39/source/Cargo.toml
[INFO] crate git repo https://github.com/jrmoulton/cr-mutex already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "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-39/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4270423cb439cb76dffb51a5e13083002ec67a8b5ecb85385106713ac7667d57
[INFO] running `Command { std: "docker" "start" "-a" "4270423cb439cb76dffb51a5e13083002ec67a8b5ecb85385106713ac7667d57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4270423cb439cb76dffb51a5e13083002ec67a8b5ecb85385106713ac7667d57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4270423cb439cb76dffb51a5e13083002ec67a8b5ecb85385106713ac7667d57", kill_on_drop: false }`
[INFO] [stdout] 4270423cb439cb76dffb51a5e13083002ec67a8b5ecb85385106713ac7667d57
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 20aec047d73167a512af9b15b7463fcdbc2460cfadcac0a104069897c1a5a979
[INFO] running `Command { std: "docker" "start" "-a" "20aec047d73167a512af9b15b7463fcdbc2460cfadcac0a104069897c1a5a979", kill_on_drop: false }`
[INFO] [stderr]    Compiling mujex v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.45s
[INFO] running `Command { std: "docker" "inspect" "20aec047d73167a512af9b15b7463fcdbc2460cfadcac0a104069897c1a5a979", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20aec047d73167a512af9b15b7463fcdbc2460cfadcac0a104069897c1a5a979", kill_on_drop: false }`
[INFO] [stdout] 20aec047d73167a512af9b15b7463fcdbc2460cfadcac0a104069897c1a5a979
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6408c7f57562880f90dfa1631fdf47993c6ae01d5f1dd362f10680daee0b7df3
[INFO] running `Command { std: "docker" "start" "-a" "6408c7f57562880f90dfa1631fdf47993c6ae01d5f1dd362f10680daee0b7df3", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling mujex v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 59.92s
[INFO] running `Command { std: "docker" "inspect" "6408c7f57562880f90dfa1631fdf47993c6ae01d5f1dd362f10680daee0b7df3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6408c7f57562880f90dfa1631fdf47993c6ae01d5f1dd362f10680daee0b7df3", kill_on_drop: false }`
[INFO] [stdout] 6408c7f57562880f90dfa1631fdf47993c6ae01d5f1dd362f10680daee0b7df3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e5fceedb523d0e2c2803b7370c863e88a7f3756444de7fd88c19eb4636ce0c56
[INFO] running `Command { std: "docker" "start" "-a" "e5fceedb523d0e2c2803b7370c863e88a7f3756444de7fd88c19eb4636ce0c56", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/mujex-9f16fc870ca8f856)
[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" "e5fceedb523d0e2c2803b7370c863e88a7f3756444de7fd88c19eb4636ce0c56", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5fceedb523d0e2c2803b7370c863e88a7f3756444de7fd88c19eb4636ce0c56", kill_on_drop: false }`
[INFO] [stdout] e5fceedb523d0e2c2803b7370c863e88a7f3756444de7fd88c19eb4636ce0c56