[INFO] cloning repository https://github.com/slightknack/rusty-donut
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/slightknack/rusty-donut" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fslightknack%2Frusty-donut", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fslightknack%2Frusty-donut'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8bbea28051c80307aae96e086004c0b13550e21f
[INFO] testing slightknack/rusty-donut against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fslightknack%2Frusty-donut" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/slightknack/rusty-donut on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/slightknack/rusty-donut
[INFO] finished tweaking git repo https://github.com/slightknack/rusty-donut
[INFO] tweaked toml for git repo https://github.com/slightknack/rusty-donut written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/slightknack/rusty-donut already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d1a77785556e437915b9e1515829afe5b5b27e1a3876ef2cda648a5f2e455fda
[INFO] running `Command { std: "docker" "start" "-a" "d1a77785556e437915b9e1515829afe5b5b27e1a3876ef2cda648a5f2e455fda", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d1a77785556e437915b9e1515829afe5b5b27e1a3876ef2cda648a5f2e455fda", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1a77785556e437915b9e1515829afe5b5b27e1a3876ef2cda648a5f2e455fda", kill_on_drop: false }`
[INFO] [stdout] d1a77785556e437915b9e1515829afe5b5b27e1a3876ef2cda648a5f2e455fda
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7b78042c3bfacfe1781de3212e8341dc612155424ec1591ea08b9160a3271eca
[INFO] running `Command { std: "docker" "start" "-a" "7b78042c3bfacfe1781de3212e8341dc612155424ec1591ea08b9160a3271eca", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rusty-donut v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 59.70s
[INFO] running `Command { std: "docker" "inspect" "7b78042c3bfacfe1781de3212e8341dc612155424ec1591ea08b9160a3271eca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b78042c3bfacfe1781de3212e8341dc612155424ec1591ea08b9160a3271eca", kill_on_drop: false }`
[INFO] [stdout] 7b78042c3bfacfe1781de3212e8341dc612155424ec1591ea08b9160a3271eca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2879f2852e4e1f8a3613b8331f46caf3084d4fffd476d2c6f853c0cbdab9720c
[INFO] running `Command { std: "docker" "start" "-a" "2879f2852e4e1f8a3613b8331f46caf3084d4fffd476d2c6f853c0cbdab9720c", kill_on_drop: false }`
[INFO] [stderr]    Compiling rusty-donut v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.37s
[INFO] running `Command { std: "docker" "inspect" "2879f2852e4e1f8a3613b8331f46caf3084d4fffd476d2c6f853c0cbdab9720c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2879f2852e4e1f8a3613b8331f46caf3084d4fffd476d2c6f853c0cbdab9720c", kill_on_drop: false }`
[INFO] [stdout] 2879f2852e4e1f8a3613b8331f46caf3084d4fffd476d2c6f853c0cbdab9720c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] edb6cfee9948c8aa2ef342cbd698ef85a96c30e35db6f8203b4b4578bf9ae0f3
[INFO] running `Command { std: "docker" "start" "-a" "edb6cfee9948c8aa2ef342cbd698ef85a96c30e35db6f8203b4b4578bf9ae0f3", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rusty_donut-13da8172ddf61080)
[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" "edb6cfee9948c8aa2ef342cbd698ef85a96c30e35db6f8203b4b4578bf9ae0f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "edb6cfee9948c8aa2ef342cbd698ef85a96c30e35db6f8203b4b4578bf9ae0f3", kill_on_drop: false }`
[INFO] [stdout] edb6cfee9948c8aa2ef342cbd698ef85a96c30e35db6f8203b4b4578bf9ae0f3