[INFO] fetching crate cool_faces 0.1.4...
[INFO] testing cool_faces-0.1.4 against 1.55.0 for beta-1.56-1
[INFO] extracting crate cool_faces 0.1.4 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate cool_faces 0.1.4 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 cool_faces 0.1.4
[INFO] finished tweaking crates.io crate cool_faces 0.1.4
[INFO] tweaked toml for crates.io crate cool_faces 0.1.4 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] a22657da9654b6cb677e5cec25a4f07ae52af43bc0e5a3e4d9c21c0da22d4acb
[INFO] running `Command { std: "docker" "start" "-a" "a22657da9654b6cb677e5cec25a4f07ae52af43bc0e5a3e4d9c21c0da22d4acb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a22657da9654b6cb677e5cec25a4f07ae52af43bc0e5a3e4d9c21c0da22d4acb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a22657da9654b6cb677e5cec25a4f07ae52af43bc0e5a3e4d9c21c0da22d4acb", kill_on_drop: false }`
[INFO] [stdout] a22657da9654b6cb677e5cec25a4f07ae52af43bc0e5a3e4d9c21c0da22d4acb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 347943d0e973c1401b45a2bea5b9124df00832cf395376baab206c0da3c84057
[INFO] running `Command { std: "docker" "start" "-a" "347943d0e973c1401b45a2bea5b9124df00832cf395376baab206c0da3c84057", kill_on_drop: false }`
[INFO] [stderr]    Compiling cool_faces v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.37s
[INFO] running `Command { std: "docker" "inspect" "347943d0e973c1401b45a2bea5b9124df00832cf395376baab206c0da3c84057", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "347943d0e973c1401b45a2bea5b9124df00832cf395376baab206c0da3c84057", kill_on_drop: false }`
[INFO] [stdout] 347943d0e973c1401b45a2bea5b9124df00832cf395376baab206c0da3c84057
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] edff1bb00234052954a053cb91dd6e868535a5ac66d376d19acd6d6f3fa20f0e
[INFO] running `Command { std: "docker" "start" "-a" "edff1bb00234052954a053cb91dd6e868535a5ac66d376d19acd6d6f3fa20f0e", kill_on_drop: false }`
[INFO] [stderr]    Compiling cool_faces v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.73s
[INFO] running `Command { std: "docker" "inspect" "edff1bb00234052954a053cb91dd6e868535a5ac66d376d19acd6d6f3fa20f0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "edff1bb00234052954a053cb91dd6e868535a5ac66d376d19acd6d6f3fa20f0e", kill_on_drop: false }`
[INFO] [stdout] edff1bb00234052954a053cb91dd6e868535a5ac66d376d19acd6d6f3fa20f0e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] d29d4147fb2a0be10fbcbb18fdeb7aa2ee137183f29bc133803255e8b9a52493
[INFO] running `Command { std: "docker" "start" "-a" "d29d4147fb2a0be10fbcbb18fdeb7aa2ee137183f29bc133803255e8b9a52493", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/cool_faces-aee9e150e692f8a7)
[INFO] [stdout] running 2 tests
[INFO] [stderr]    Doc-tests cool_faces
[INFO] [stdout] test test_angry ... ok
[INFO] [stdout] test test_face ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[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" "d29d4147fb2a0be10fbcbb18fdeb7aa2ee137183f29bc133803255e8b9a52493", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d29d4147fb2a0be10fbcbb18fdeb7aa2ee137183f29bc133803255e8b9a52493", kill_on_drop: false }`
[INFO] [stdout] d29d4147fb2a0be10fbcbb18fdeb7aa2ee137183f29bc133803255e8b9a52493