[INFO] cloning repository https://github.com/zygomorphic/rust-exercise
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/zygomorphic/rust-exercise" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzygomorphic%2Frust-exercise", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzygomorphic%2Frust-exercise'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c32441fa56539f7eaef578c82137e817d8c4bdaf
[INFO] testing zygomorphic/rust-exercise against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzygomorphic%2Frust-exercise" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/zygomorphic/rust-exercise on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/zygomorphic/rust-exercise
[INFO] finished tweaking git repo https://github.com/zygomorphic/rust-exercise
[INFO] tweaked toml for git repo https://github.com/zygomorphic/rust-exercise written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/zygomorphic/rust-exercise already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f023be447de4da14d04d166d90645f0ad4ff2d8fa0ac45cdb0b3d986ffdb97f9
[INFO] running `Command { std: "docker" "start" "-a" "f023be447de4da14d04d166d90645f0ad4ff2d8fa0ac45cdb0b3d986ffdb97f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f023be447de4da14d04d166d90645f0ad4ff2d8fa0ac45cdb0b3d986ffdb97f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f023be447de4da14d04d166d90645f0ad4ff2d8fa0ac45cdb0b3d986ffdb97f9", kill_on_drop: false }`
[INFO] [stdout] f023be447de4da14d04d166d90645f0ad4ff2d8fa0ac45cdb0b3d986ffdb97f9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e0f9985b6dbe563a53e864ac5e88b6738ed0ed0b2f0f28e377121164d6c1ef48
[INFO] running `Command { std: "docker" "start" "-a" "e0f9985b6dbe563a53e864ac5e88b6738ed0ed0b2f0f28e377121164d6c1ef48", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-exercise v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `Command { std: "docker" "inspect" "e0f9985b6dbe563a53e864ac5e88b6738ed0ed0b2f0f28e377121164d6c1ef48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0f9985b6dbe563a53e864ac5e88b6738ed0ed0b2f0f28e377121164d6c1ef48", kill_on_drop: false }`
[INFO] [stdout] e0f9985b6dbe563a53e864ac5e88b6738ed0ed0b2f0f28e377121164d6c1ef48
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bffbb9ad7aecf4de7e67a64ef4db5e8e2e3d0a5c63bd12f06c45ec93b26732bf
[INFO] running `Command { std: "docker" "start" "-a" "bffbb9ad7aecf4de7e67a64ef4db5e8e2e3d0a5c63bd12f06c45ec93b26732bf", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-exercise v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.23s
[INFO] running `Command { std: "docker" "inspect" "bffbb9ad7aecf4de7e67a64ef4db5e8e2e3d0a5c63bd12f06c45ec93b26732bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bffbb9ad7aecf4de7e67a64ef4db5e8e2e3d0a5c63bd12f06c45ec93b26732bf", kill_on_drop: false }`
[INFO] [stdout] bffbb9ad7aecf4de7e67a64ef4db5e8e2e3d0a5c63bd12f06c45ec93b26732bf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 181366a5604b0938a4e1510075da37f0545f7ed8de3492a46376d484df9c31b3
[INFO] running `Command { std: "docker" "start" "-a" "181366a5604b0938a4e1510075da37f0545f7ed8de3492a46376d484df9c31b3", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_exercise-6c31ea9a3c2e4541)
[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" "181366a5604b0938a4e1510075da37f0545f7ed8de3492a46376d484df9c31b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "181366a5604b0938a4e1510075da37f0545f7ed8de3492a46376d484df9c31b3", kill_on_drop: false }`
[INFO] [stdout] 181366a5604b0938a4e1510075da37f0545f7ed8de3492a46376d484df9c31b3