[INFO] cloning repository https://github.com/mzr/slow
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mzr/slow" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmzr%2Fslow", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmzr%2Fslow'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 971be39c8571ea0447e90f9045c5063b3f982666
[INFO] testing mzr/slow against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmzr%2Fslow" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mzr/slow on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mzr/slow
[INFO] finished tweaking git repo https://github.com/mzr/slow
[INFO] tweaked toml for git repo https://github.com/mzr/slow written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/mzr/slow already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f35bb60cd8eabbab9fb0870b15c5cd68f1cf2bf0df5e129930fddf6f2451b7b5
[INFO] running `Command { std: "docker" "start" "-a" "f35bb60cd8eabbab9fb0870b15c5cd68f1cf2bf0df5e129930fddf6f2451b7b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f35bb60cd8eabbab9fb0870b15c5cd68f1cf2bf0df5e129930fddf6f2451b7b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f35bb60cd8eabbab9fb0870b15c5cd68f1cf2bf0df5e129930fddf6f2451b7b5", kill_on_drop: false }`
[INFO] [stdout] f35bb60cd8eabbab9fb0870b15c5cd68f1cf2bf0df5e129930fddf6f2451b7b5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fa5d6727ce1934c3ed614669b79acb6f00b7f3f48bb2043cf3ef437777124a98
[INFO] running `Command { std: "docker" "start" "-a" "fa5d6727ce1934c3ed614669b79acb6f00b7f3f48bb2043cf3ef437777124a98", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.65
[INFO] [stderr]    Compiling argparse v0.2.2
[INFO] [stderr]    Compiling slow v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.41s
[INFO] running `Command { std: "docker" "inspect" "fa5d6727ce1934c3ed614669b79acb6f00b7f3f48bb2043cf3ef437777124a98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa5d6727ce1934c3ed614669b79acb6f00b7f3f48bb2043cf3ef437777124a98", kill_on_drop: false }`
[INFO] [stdout] fa5d6727ce1934c3ed614669b79acb6f00b7f3f48bb2043cf3ef437777124a98
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 80364b155acaabe3a615e52a742fe66cb4ecd4b1bb513da6b77c1459c3b12902
[INFO] running `Command { std: "docker" "start" "-a" "80364b155acaabe3a615e52a742fe66cb4ecd4b1bb513da6b77c1459c3b12902", kill_on_drop: false }`
[INFO] [stderr]    Compiling slow v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.12s
[INFO] running `Command { std: "docker" "inspect" "80364b155acaabe3a615e52a742fe66cb4ecd4b1bb513da6b77c1459c3b12902", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "80364b155acaabe3a615e52a742fe66cb4ecd4b1bb513da6b77c1459c3b12902", kill_on_drop: false }`
[INFO] [stdout] 80364b155acaabe3a615e52a742fe66cb4ecd4b1bb513da6b77c1459c3b12902
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 21eadaecb278932daa55601f78fc8220329f26ad017fbbdbed7bee8299fbe43a
[INFO] running `Command { std: "docker" "start" "-a" "21eadaecb278932daa55601f78fc8220329f26ad017fbbdbed7bee8299fbe43a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.19s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/slow-aab76588a81f03b3)
[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" "21eadaecb278932daa55601f78fc8220329f26ad017fbbdbed7bee8299fbe43a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21eadaecb278932daa55601f78fc8220329f26ad017fbbdbed7bee8299fbe43a", kill_on_drop: false }`
[INFO] [stdout] 21eadaecb278932daa55601f78fc8220329f26ad017fbbdbed7bee8299fbe43a