[INFO] fetching crate an-mac 0.1.0...
[INFO] testing an-mac-0.1.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate an-mac 0.1.0 into /workspace/builds/worker-67/source
[INFO] validating manifest of crates.io crate an-mac 0.1.0 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 an-mac 0.1.0
[INFO] finished tweaking crates.io crate an-mac 0.1.0
[INFO] tweaked toml for crates.io crate an-mac 0.1.0 written to /workspace/builds/worker-67/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-67/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/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] 9467c853cad35eff51eb14263cec7757640ac12505c56a11cdee40863b5b7b2e
[INFO] running `Command { std: "docker" "start" "-a" "9467c853cad35eff51eb14263cec7757640ac12505c56a11cdee40863b5b7b2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9467c853cad35eff51eb14263cec7757640ac12505c56a11cdee40863b5b7b2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9467c853cad35eff51eb14263cec7757640ac12505c56a11cdee40863b5b7b2e", kill_on_drop: false }`
[INFO] [stdout] 9467c853cad35eff51eb14263cec7757640ac12505c56a11cdee40863b5b7b2e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/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] c982698eb3e58a2358ef2fd6c5df347e4fd21bc1752123351eae3203648118a0
[INFO] running `Command { std: "docker" "start" "-a" "c982698eb3e58a2358ef2fd6c5df347e4fd21bc1752123351eae3203648118a0", kill_on_drop: false }`
[INFO] [stderr]    Compiling an-mac v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `Command { std: "docker" "inspect" "c982698eb3e58a2358ef2fd6c5df347e4fd21bc1752123351eae3203648118a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c982698eb3e58a2358ef2fd6c5df347e4fd21bc1752123351eae3203648118a0", kill_on_drop: false }`
[INFO] [stdout] c982698eb3e58a2358ef2fd6c5df347e4fd21bc1752123351eae3203648118a0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/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] e2749e984d5522126168c1e1d188a1f8474ecac00ebea27ea9410806fdb6b0de
[INFO] running `Command { std: "docker" "start" "-a" "e2749e984d5522126168c1e1d188a1f8474ecac00ebea27ea9410806fdb6b0de", kill_on_drop: false }`
[INFO] [stderr]    Compiling an-mac v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.45s
[INFO] running `Command { std: "docker" "inspect" "e2749e984d5522126168c1e1d188a1f8474ecac00ebea27ea9410806fdb6b0de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2749e984d5522126168c1e1d188a1f8474ecac00ebea27ea9410806fdb6b0de", kill_on_drop: false }`
[INFO] [stdout] e2749e984d5522126168c1e1d188a1f8474ecac00ebea27ea9410806fdb6b0de
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/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] 8ff405693e75c42aed71e023948e8180998b9207e250a08ba1cd13ce1b1d6f3a
[INFO] running `Command { std: "docker" "start" "-a" "8ff405693e75c42aed71e023948e8180998b9207e250a08ba1cd13ce1b1d6f3a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.94s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/an_mac-5da79386d6e82d4a)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests an-mac
[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] [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" "8ff405693e75c42aed71e023948e8180998b9207e250a08ba1cd13ce1b1d6f3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ff405693e75c42aed71e023948e8180998b9207e250a08ba1cd13ce1b1d6f3a", kill_on_drop: false }`
[INFO] [stdout] 8ff405693e75c42aed71e023948e8180998b9207e250a08ba1cd13ce1b1d6f3a