[INFO] fetching crate ducci 1.2.0...
[INFO] testing ducci-1.2.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate ducci 1.2.0 into /workspace/builds/worker-110/source
[INFO] validating manifest of crates.io crate ducci 1.2.0 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 ducci 1.2.0
[INFO] finished tweaking crates.io crate ducci 1.2.0
[INFO] tweaked toml for crates.io crate ducci 1.2.0 written to /workspace/builds/worker-110/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] [stderr]     Blocking waiting for file lock on package cache
[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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-110/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-110/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] 192aae4e0d1539715053e27ef95133c28a86f2615ac137ffbd7eb84e819b4c32
[INFO] running `Command { std: "docker" "start" "-a" "192aae4e0d1539715053e27ef95133c28a86f2615ac137ffbd7eb84e819b4c32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "192aae4e0d1539715053e27ef95133c28a86f2615ac137ffbd7eb84e819b4c32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "192aae4e0d1539715053e27ef95133c28a86f2615ac137ffbd7eb84e819b4c32", kill_on_drop: false }`
[INFO] [stdout] 192aae4e0d1539715053e27ef95133c28a86f2615ac137ffbd7eb84e819b4c32
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-110/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-110/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] d30b82921ad322122d8558cbbe496b9cca7a7ffc05783c0a0e0eacbf43b1d918
[INFO] running `Command { std: "docker" "start" "-a" "d30b82921ad322122d8558cbbe496b9cca7a7ffc05783c0a0e0eacbf43b1d918", kill_on_drop: false }`
[INFO] [stderr]    Compiling ducci v1.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.48s
[INFO] running `Command { std: "docker" "inspect" "d30b82921ad322122d8558cbbe496b9cca7a7ffc05783c0a0e0eacbf43b1d918", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d30b82921ad322122d8558cbbe496b9cca7a7ffc05783c0a0e0eacbf43b1d918", kill_on_drop: false }`
[INFO] [stdout] d30b82921ad322122d8558cbbe496b9cca7a7ffc05783c0a0e0eacbf43b1d918
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-110/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-110/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] 17ab808d9b6508d86bec4c0b7e6946856562f98fb9a46585a77279aa058f3591
[INFO] running `Command { std: "docker" "start" "-a" "17ab808d9b6508d86bec4c0b7e6946856562f98fb9a46585a77279aa058f3591", kill_on_drop: false }`
[INFO] [stderr]    Compiling ducci v1.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.82s
[INFO] running `Command { std: "docker" "inspect" "17ab808d9b6508d86bec4c0b7e6946856562f98fb9a46585a77279aa058f3591", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17ab808d9b6508d86bec4c0b7e6946856562f98fb9a46585a77279aa058f3591", kill_on_drop: false }`
[INFO] [stdout] 17ab808d9b6508d86bec4c0b7e6946856562f98fb9a46585a77279aa058f3591
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-110/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-110/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] c3b1ee35fc9b1fd09101f2a88de3d3cdfb2a05261d21a31b58c4cf1c03aaecd8
[INFO] running `Command { std: "docker" "start" "-a" "c3b1ee35fc9b1fd09101f2a88de3d3cdfb2a05261d21a31b58c4cf1c03aaecd8", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ducci-4f2ba43e03f8de92)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stderr]    Doc-tests ducci
[INFO] [stdout] test tests::test_create_ducci_sequence ... ok
[INFO] [stdout] test tests::test_create_following_ducci ... ok
[INFO] [stdout] test tests::test_sub_abs ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 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" "c3b1ee35fc9b1fd09101f2a88de3d3cdfb2a05261d21a31b58c4cf1c03aaecd8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c3b1ee35fc9b1fd09101f2a88de3d3cdfb2a05261d21a31b58c4cf1c03aaecd8", kill_on_drop: false }`
[INFO] [stdout] c3b1ee35fc9b1fd09101f2a88de3d3cdfb2a05261d21a31b58c4cf1c03aaecd8