[INFO] fetching crate fn_chain 0.1.2...
[INFO] testing fn_chain-0.1.2 against 1.55.0 for beta-1.56-1
[INFO] extracting crate fn_chain 0.1.2 into /workspace/builds/worker-77/source
[INFO] validating manifest of crates.io crate fn_chain 0.1.2 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 fn_chain 0.1.2
[INFO] finished tweaking crates.io crate fn_chain 0.1.2
[INFO] tweaked toml for crates.io crate fn_chain 0.1.2 written to /workspace/builds/worker-77/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-77/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/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] 939414e04d256c0828f02b49bd011c78393feb8f918691db411f738ec70227ca
[INFO] running `Command { std: "docker" "start" "-a" "939414e04d256c0828f02b49bd011c78393feb8f918691db411f738ec70227ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "939414e04d256c0828f02b49bd011c78393feb8f918691db411f738ec70227ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "939414e04d256c0828f02b49bd011c78393feb8f918691db411f738ec70227ca", kill_on_drop: false }`
[INFO] [stdout] 939414e04d256c0828f02b49bd011c78393feb8f918691db411f738ec70227ca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/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] 791da951b440828d7d6bee97f1fc1c3c75869db6465a5539bdf4ab2c0d934667
[INFO] running `Command { std: "docker" "start" "-a" "791da951b440828d7d6bee97f1fc1c3c75869db6465a5539bdf4ab2c0d934667", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling fn_chain v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.82s
[INFO] running `Command { std: "docker" "inspect" "791da951b440828d7d6bee97f1fc1c3c75869db6465a5539bdf4ab2c0d934667", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "791da951b440828d7d6bee97f1fc1c3c75869db6465a5539bdf4ab2c0d934667", kill_on_drop: false }`
[INFO] [stdout] 791da951b440828d7d6bee97f1fc1c3c75869db6465a5539bdf4ab2c0d934667
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/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] 9af225ba63551e66d5feddeda030e8bbcd98cc42c4bd2a136bd3b97709fdfd2b
[INFO] running `Command { std: "docker" "start" "-a" "9af225ba63551e66d5feddeda030e8bbcd98cc42c4bd2a136bd3b97709fdfd2b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling fn_chain v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.97s
[INFO] running `Command { std: "docker" "inspect" "9af225ba63551e66d5feddeda030e8bbcd98cc42c4bd2a136bd3b97709fdfd2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9af225ba63551e66d5feddeda030e8bbcd98cc42c4bd2a136bd3b97709fdfd2b", kill_on_drop: false }`
[INFO] [stdout] 9af225ba63551e66d5feddeda030e8bbcd98cc42c4bd2a136bd3b97709fdfd2b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/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] 98735887487c4a904194489b6b93247d0b4e471d1e6a10d3f445cf7a2f29d766
[INFO] running `Command { std: "docker" "start" "-a" "98735887487c4a904194489b6b93247d0b4e471d1e6a10d3f445cf7a2f29d766", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/fn_chain-935bbf138a80447b)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test tests::func_chain ... ok
[INFO] [stdout] test tests::func_chain_moved ... ok
[INFO] [stdout] test tests::macro_chain ... ok
[INFO] [stdout] test tests::macro_chain_closure ... ok
[INFO] [stdout] test tests::macro_chain_moved_closure ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests fn_chain
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test src/lib.rs - (line 7) ... ok
[INFO] [stdout] test src/lib.rs - (line 43) ... ok
[INFO] [stdout] test src/lib.rs - chain (line 78) ... ok
[INFO] [stdout] test src/lib.rs - chain (line 412) ... ok
[INFO] [stdout] test src/lib.rs - chain (line 67) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.61s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "98735887487c4a904194489b6b93247d0b4e471d1e6a10d3f445cf7a2f29d766", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98735887487c4a904194489b6b93247d0b4e471d1e6a10d3f445cf7a2f29d766", kill_on_drop: false }`
[INFO] [stdout] 98735887487c4a904194489b6b93247d0b4e471d1e6a10d3f445cf7a2f29d766