[INFO] fetching crate rcas 0.0.0...
[INFO] testing rcas-0.0.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate rcas 0.0.0 into /workspace/builds/worker-37/source
[INFO] validating manifest of crates.io crate rcas 0.0.0 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 crates.io crate rcas 0.0.0
[INFO] finished tweaking crates.io crate rcas 0.0.0
[INFO] tweaked toml for crates.io crate rcas 0.0.0 written to /workspace/builds/worker-37/source/Cargo.toml
[INFO] crate crates.io crate rcas 0.0.0 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/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] e0d23d276aa7420b0c028a557e5f9f5d80beebbd265a9271d7b22058d3c87af6
[INFO] running `Command { std: "docker" "start" "-a" "e0d23d276aa7420b0c028a557e5f9f5d80beebbd265a9271d7b22058d3c87af6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e0d23d276aa7420b0c028a557e5f9f5d80beebbd265a9271d7b22058d3c87af6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0d23d276aa7420b0c028a557e5f9f5d80beebbd265a9271d7b22058d3c87af6", kill_on_drop: false }`
[INFO] [stdout] e0d23d276aa7420b0c028a557e5f9f5d80beebbd265a9271d7b22058d3c87af6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/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] 0e675d04997551d4bdfe3efd1b9474c1e83ee43d83eaa1fd1e1563ca9e5421c1
[INFO] running `Command { std: "docker" "start" "-a" "0e675d04997551d4bdfe3efd1b9474c1e83ee43d83eaa1fd1e1563ca9e5421c1", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rcas v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `Command { std: "docker" "inspect" "0e675d04997551d4bdfe3efd1b9474c1e83ee43d83eaa1fd1e1563ca9e5421c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e675d04997551d4bdfe3efd1b9474c1e83ee43d83eaa1fd1e1563ca9e5421c1", kill_on_drop: false }`
[INFO] [stdout] 0e675d04997551d4bdfe3efd1b9474c1e83ee43d83eaa1fd1e1563ca9e5421c1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/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] e6265d0b6d4cef4a2f1c33c04550a61318be525e4a2b3573bc8b8287030a672b
[INFO] running `Command { std: "docker" "start" "-a" "e6265d0b6d4cef4a2f1c33c04550a61318be525e4a2b3573bc8b8287030a672b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rcas v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.66s
[INFO] running `Command { std: "docker" "inspect" "e6265d0b6d4cef4a2f1c33c04550a61318be525e4a2b3573bc8b8287030a672b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e6265d0b6d4cef4a2f1c33c04550a61318be525e4a2b3573bc8b8287030a672b", kill_on_drop: false }`
[INFO] [stdout] e6265d0b6d4cef4a2f1c33c04550a61318be525e4a2b3573bc8b8287030a672b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/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] cf062d04c802d03553382d06f0783e9ce84aa2695f320aac52f83b0ad43e7dce
[INFO] running `Command { std: "docker" "start" "-a" "cf062d04c802d03553382d06f0783e9ce84aa2695f320aac52f83b0ad43e7dce", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.24s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rcas-fd22f7bec0c99b78)
[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" "cf062d04c802d03553382d06f0783e9ce84aa2695f320aac52f83b0ad43e7dce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf062d04c802d03553382d06f0783e9ce84aa2695f320aac52f83b0ad43e7dce", kill_on_drop: false }`
[INFO] [stdout] cf062d04c802d03553382d06f0783e9ce84aa2695f320aac52f83b0ad43e7dce