[INFO] fetching crate snapper 0.0.0...
[INFO] testing snapper-0.0.0 against 1.59.0 for beta-1.60-1
[INFO] extracting crate snapper 0.0.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate snapper 0.0.0 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 crates.io crate snapper 0.0.0
[INFO] finished tweaking crates.io crate snapper 0.0.0
[INFO] tweaked toml for crates.io crate snapper 0.0.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 907118f7233b47cbcb9917c532ebb47ccb4dc7cda3eea00e7ca3607d13d3d3d0
[INFO] running `Command { std: "docker" "start" "-a" "907118f7233b47cbcb9917c532ebb47ccb4dc7cda3eea00e7ca3607d13d3d3d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "907118f7233b47cbcb9917c532ebb47ccb4dc7cda3eea00e7ca3607d13d3d3d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "907118f7233b47cbcb9917c532ebb47ccb4dc7cda3eea00e7ca3607d13d3d3d0", kill_on_drop: false }`
[INFO] [stdout] 907118f7233b47cbcb9917c532ebb47ccb4dc7cda3eea00e7ca3607d13d3d3d0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 999a3e7c0fbfa71c0ac1cc45f43f87e2ef7f0c3656fa3e8c49709d1bfef18e9f
[INFO] running `Command { std: "docker" "start" "-a" "999a3e7c0fbfa71c0ac1cc45f43f87e2ef7f0c3656fa3e8c49709d1bfef18e9f", kill_on_drop: false }`
[INFO] [stderr]    Compiling snapper v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.80s
[INFO] running `Command { std: "docker" "inspect" "999a3e7c0fbfa71c0ac1cc45f43f87e2ef7f0c3656fa3e8c49709d1bfef18e9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "999a3e7c0fbfa71c0ac1cc45f43f87e2ef7f0c3656fa3e8c49709d1bfef18e9f", kill_on_drop: false }`
[INFO] [stdout] 999a3e7c0fbfa71c0ac1cc45f43f87e2ef7f0c3656fa3e8c49709d1bfef18e9f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] da4286a8ff0185f901f184beeb2b791e9045bfa308893703e9f63d84a8b740af
[INFO] running `Command { std: "docker" "start" "-a" "da4286a8ff0185f901f184beeb2b791e9045bfa308893703e9f63d84a8b740af", kill_on_drop: false }`
[INFO] [stderr]    Compiling snapper v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.43s
[INFO] running `Command { std: "docker" "inspect" "da4286a8ff0185f901f184beeb2b791e9045bfa308893703e9f63d84a8b740af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da4286a8ff0185f901f184beeb2b791e9045bfa308893703e9f63d84a8b740af", kill_on_drop: false }`
[INFO] [stdout] da4286a8ff0185f901f184beeb2b791e9045bfa308893703e9f63d84a8b740af
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] f884efb386a2c075fabca6bd750960408463dc40e49dcbdf0c7879bf5bb9ace6
[INFO] running `Command { std: "docker" "start" "-a" "f884efb386a2c075fabca6bd750960408463dc40e49dcbdf0c7879bf5bb9ace6", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/snapper-7b34c041dda7c1e8)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests snapper
[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" "f884efb386a2c075fabca6bd750960408463dc40e49dcbdf0c7879bf5bb9ace6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f884efb386a2c075fabca6bd750960408463dc40e49dcbdf0c7879bf5bb9ace6", kill_on_drop: false }`
[INFO] [stdout] f884efb386a2c075fabca6bd750960408463dc40e49dcbdf0c7879bf5bb9ace6