[INFO] fetching crate seymour-protocol 0.1.4...
[INFO] testing seymour-protocol-0.1.4 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate seymour-protocol 0.1.4 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate seymour-protocol 0.1.4 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate seymour-protocol 0.1.4
[INFO] finished tweaking crates.io crate seymour-protocol 0.1.4
[INFO] tweaked toml for crates.io crate seymour-protocol 0.1.4 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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-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" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 339a71e681cb8d5fd80dd2cc9b5ebdd123820b63a6ab584ab132f4dbe645f853
[INFO] running `Command { std: "docker" "start" "-a" "339a71e681cb8d5fd80dd2cc9b5ebdd123820b63a6ab584ab132f4dbe645f853", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "339a71e681cb8d5fd80dd2cc9b5ebdd123820b63a6ab584ab132f4dbe645f853", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "339a71e681cb8d5fd80dd2cc9b5ebdd123820b63a6ab584ab132f4dbe645f853", kill_on_drop: false }`
[INFO] [stdout] 339a71e681cb8d5fd80dd2cc9b5ebdd123820b63a6ab584ab132f4dbe645f853
[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" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e8f0dc41faca7ba6d317af6881d389d64b438f9ea2543a29d68b282dccd2128d
[INFO] running `Command { std: "docker" "start" "-a" "e8f0dc41faca7ba6d317af6881d389d64b438f9ea2543a29d68b282dccd2128d", kill_on_drop: false }`
[INFO] [stderr]    Compiling seymour-protocol v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.63s
[INFO] running `Command { std: "docker" "inspect" "e8f0dc41faca7ba6d317af6881d389d64b438f9ea2543a29d68b282dccd2128d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e8f0dc41faca7ba6d317af6881d389d64b438f9ea2543a29d68b282dccd2128d", kill_on_drop: false }`
[INFO] [stdout] e8f0dc41faca7ba6d317af6881d389d64b438f9ea2543a29d68b282dccd2128d
[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" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6edfc0fa43956f725cfe80f676b5158b5cbc2ac8fca7b2e9a47fa93ae8c46ef6
[INFO] running `Command { std: "docker" "start" "-a" "6edfc0fa43956f725cfe80f676b5158b5cbc2ac8fca7b2e9a47fa93ae8c46ef6", kill_on_drop: false }`
[INFO] [stderr]    Compiling seymour-protocol v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.64s
[INFO] running `Command { std: "docker" "inspect" "6edfc0fa43956f725cfe80f676b5158b5cbc2ac8fca7b2e9a47fa93ae8c46ef6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6edfc0fa43956f725cfe80f676b5158b5cbc2ac8fca7b2e9a47fa93ae8c46ef6", kill_on_drop: false }`
[INFO] [stdout] 6edfc0fa43956f725cfe80f676b5158b5cbc2ac8fca7b2e9a47fa93ae8c46ef6
[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" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c643bd7a52b1e701875f6dbeacc20503f83b9bede653206d98eeaa38a169d9cd
[INFO] running `Command { std: "docker" "start" "-a" "c643bd7a52b1e701875f6dbeacc20503f83b9bede653206d98eeaa38a169d9cd", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/seymour_protocol-b15f852781f4a703)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests seymour-protocol
[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] [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" "c643bd7a52b1e701875f6dbeacc20503f83b9bede653206d98eeaa38a169d9cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c643bd7a52b1e701875f6dbeacc20503f83b9bede653206d98eeaa38a169d9cd", kill_on_drop: false }`
[INFO] [stdout] c643bd7a52b1e701875f6dbeacc20503f83b9bede653206d98eeaa38a169d9cd