[INFO] cloning repository https://github.com/cedricbonhomme/ackermann
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cedricbonhomme/ackermann" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcedricbonhomme%2Fackermann", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcedricbonhomme%2Fackermann'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d2538b301752f435ef34d9321bfde8b5e4dc139b
[INFO] testing cedricbonhomme/ackermann against 1.59.0 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcedricbonhomme%2Fackermann" "/workspace/builds/worker-21/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-21/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/cedricbonhomme/ackermann on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/cedricbonhomme/ackermann
[INFO] finished tweaking git repo https://github.com/cedricbonhomme/ackermann
[INFO] tweaked toml for git repo https://github.com/cedricbonhomme/ackermann written to /workspace/builds/worker-21/source/Cargo.toml
[INFO] crate git repo https://github.com/cedricbonhomme/ackermann already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "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-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0e336cf1dd7c56a3a05165afe1b731cf31f66bf318cb85133af91d7f9c11e9d3
[INFO] running `Command { std: "docker" "start" "-a" "0e336cf1dd7c56a3a05165afe1b731cf31f66bf318cb85133af91d7f9c11e9d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0e336cf1dd7c56a3a05165afe1b731cf31f66bf318cb85133af91d7f9c11e9d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e336cf1dd7c56a3a05165afe1b731cf31f66bf318cb85133af91d7f9c11e9d3", kill_on_drop: false }`
[INFO] [stdout] 0e336cf1dd7c56a3a05165afe1b731cf31f66bf318cb85133af91d7f9c11e9d3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bf758ead3cf21799e89ebd579b9a0b78d17c381e4585359d08d51a1c278a1016
[INFO] running `Command { std: "docker" "start" "-a" "bf758ead3cf21799e89ebd579b9a0b78d17c381e4585359d08d51a1c278a1016", kill_on_drop: false }`
[INFO] [stderr]    Compiling ackermann v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `Command { std: "docker" "inspect" "bf758ead3cf21799e89ebd579b9a0b78d17c381e4585359d08d51a1c278a1016", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf758ead3cf21799e89ebd579b9a0b78d17c381e4585359d08d51a1c278a1016", kill_on_drop: false }`
[INFO] [stdout] bf758ead3cf21799e89ebd579b9a0b78d17c381e4585359d08d51a1c278a1016
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 58c33d35437495635ed8aefd87fa6f519caa86edd4ca97dc501f0239faefd124
[INFO] running `Command { std: "docker" "start" "-a" "58c33d35437495635ed8aefd87fa6f519caa86edd4ca97dc501f0239faefd124", kill_on_drop: false }`
[INFO] [stderr]    Compiling ackermann v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.47s
[INFO] running `Command { std: "docker" "inspect" "58c33d35437495635ed8aefd87fa6f519caa86edd4ca97dc501f0239faefd124", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58c33d35437495635ed8aefd87fa6f519caa86edd4ca97dc501f0239faefd124", kill_on_drop: false }`
[INFO] [stdout] 58c33d35437495635ed8aefd87fa6f519caa86edd4ca97dc501f0239faefd124
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a34d1c35933d06f111f66d8d4fbd966c954dca8f7f83b54d3bfca4725921ed93
[INFO] running `Command { std: "docker" "start" "-a" "a34d1c35933d06f111f66d8d4fbd966c954dca8f7f83b54d3bfca4725921ed93", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ackermann-5e16ed8ea68ea7ce)
[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" "a34d1c35933d06f111f66d8d4fbd966c954dca8f7f83b54d3bfca4725921ed93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a34d1c35933d06f111f66d8d4fbd966c954dca8f7f83b54d3bfca4725921ed93", kill_on_drop: false }`
[INFO] [stdout] a34d1c35933d06f111f66d8d4fbd966c954dca8f7f83b54d3bfca4725921ed93