[INFO] cloning repository https://github.com/Isaac-Lozano/Metronome
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Isaac-Lozano/Metronome" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FIsaac-Lozano%2FMetronome", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FIsaac-Lozano%2FMetronome'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1ed11a9ecc42653884fed5b383f1d91df5d2b3e3
[INFO] testing Isaac-Lozano/Metronome against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FIsaac-Lozano%2FMetronome" "/workspace/builds/worker-16/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-16/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Isaac-Lozano/Metronome on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Isaac-Lozano/Metronome
[INFO] finished tweaking git repo https://github.com/Isaac-Lozano/Metronome
[INFO] tweaked toml for git repo https://github.com/Isaac-Lozano/Metronome written to /workspace/builds/worker-16/source/Cargo.toml
[INFO] crate git repo https://github.com/Isaac-Lozano/Metronome already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5daef39c0a0133020583f538cce459f216dc611ad6c4c580ead4b5455edb4c87
[INFO] running `Command { std: "docker" "start" "-a" "5daef39c0a0133020583f538cce459f216dc611ad6c4c580ead4b5455edb4c87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5daef39c0a0133020583f538cce459f216dc611ad6c4c580ead4b5455edb4c87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5daef39c0a0133020583f538cce459f216dc611ad6c4c580ead4b5455edb4c87", kill_on_drop: false }`
[INFO] [stdout] 5daef39c0a0133020583f538cce459f216dc611ad6c4c580ead4b5455edb4c87
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c79efa1b2a973fb4ff335475b96dbe609a0d5181214028951549d58ba7b486e8
[INFO] running `Command { std: "docker" "start" "-a" "c79efa1b2a973fb4ff335475b96dbe609a0d5181214028951549d58ba7b486e8", kill_on_drop: false }`
[INFO] [stderr]    Compiling either v1.5.0
[INFO] [stderr]    Compiling metronome v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.45s
[INFO] running `Command { std: "docker" "inspect" "c79efa1b2a973fb4ff335475b96dbe609a0d5181214028951549d58ba7b486e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c79efa1b2a973fb4ff335475b96dbe609a0d5181214028951549d58ba7b486e8", kill_on_drop: false }`
[INFO] [stdout] c79efa1b2a973fb4ff335475b96dbe609a0d5181214028951549d58ba7b486e8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9186c46cfb2c79d0ebc1792ca80dce1fcd6258a2b27b3699fec905ec06055e15
[INFO] running `Command { std: "docker" "start" "-a" "9186c46cfb2c79d0ebc1792ca80dce1fcd6258a2b27b3699fec905ec06055e15", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling metronome v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.43s
[INFO] running `Command { std: "docker" "inspect" "9186c46cfb2c79d0ebc1792ca80dce1fcd6258a2b27b3699fec905ec06055e15", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9186c46cfb2c79d0ebc1792ca80dce1fcd6258a2b27b3699fec905ec06055e15", kill_on_drop: false }`
[INFO] [stdout] 9186c46cfb2c79d0ebc1792ca80dce1fcd6258a2b27b3699fec905ec06055e15
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e74605430aafb4d5e684e837d12a5646a4a97d357bff8f88ea1d4230087dfef8
[INFO] running `Command { std: "docker" "start" "-a" "e74605430aafb4d5e684e837d12a5646a4a97d357bff8f88ea1d4230087dfef8", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/metronome-5ebd288b1acc74cd)
[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" "e74605430aafb4d5e684e837d12a5646a4a97d357bff8f88ea1d4230087dfef8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e74605430aafb4d5e684e837d12a5646a4a97d357bff8f88ea1d4230087dfef8", kill_on_drop: false }`
[INFO] [stdout] e74605430aafb4d5e684e837d12a5646a4a97d357bff8f88ea1d4230087dfef8