[INFO] fetching crate rusco 0.1.3...
[INFO] testing rusco-0.1.3 against 1.59.0 for beta-1.60-1
[INFO] extracting crate rusco 0.1.3 into /workspace/builds/worker-26/source
[INFO] validating manifest of crates.io crate rusco 0.1.3 on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rusco 0.1.3
[INFO] finished tweaking crates.io crate rusco 0.1.3
[INFO] tweaked toml for crates.io crate rusco 0.1.3 written to /workspace/builds/worker-26/source/Cargo.toml
[INFO] crate crates.io crate rusco 0.1.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "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-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 36feff3d8a3ede622c65657183ddec147fd48729afb77dfbd0fc890951379bbe
[INFO] running `Command { std: "docker" "start" "-a" "36feff3d8a3ede622c65657183ddec147fd48729afb77dfbd0fc890951379bbe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "36feff3d8a3ede622c65657183ddec147fd48729afb77dfbd0fc890951379bbe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36feff3d8a3ede622c65657183ddec147fd48729afb77dfbd0fc890951379bbe", kill_on_drop: false }`
[INFO] [stdout] 36feff3d8a3ede622c65657183ddec147fd48729afb77dfbd0fc890951379bbe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] db0b0898ed81262e5a645494cd1f15ad1ee4aa5d01aba55624d2069fb0f5bf85
[INFO] running `Command { std: "docker" "start" "-a" "db0b0898ed81262e5a645494cd1f15ad1ee4aa5d01aba55624d2069fb0f5bf85", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.112
[INFO] [stderr]    Compiling syn v1.0.85
[INFO] [stderr]    Compiling serde_derive v1.0.133
[INFO] [stderr]    Compiling serde v1.0.133
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]    Compiling serde_json v1.0.75
[INFO] [stderr]    Compiling textwrap v0.14.2
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling indexmap v1.8.0
[INFO] [stderr]    Compiling quote v1.0.14
[INFO] [stderr]    Compiling os_str_bytes v6.0.0
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]    Compiling num_cpus v1.13.1
[INFO] [stderr]    Compiling dirs-sys v0.3.6
[INFO] [stderr]    Compiling mio v0.7.14
[INFO] [stderr]    Compiling signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling dirs v4.0.0
[INFO] [stderr]    Compiling parking_lot v0.11.2
[INFO] [stderr]    Compiling clap_derive v3.0.6
[INFO] [stderr]    Compiling tokio-macros v1.7.0
[INFO] [stderr]    Compiling tokio v1.15.0
[INFO] [stderr]    Compiling clap v3.0.9
[INFO] [stderr]    Compiling rusco v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.70s
[INFO] running `Command { std: "docker" "inspect" "db0b0898ed81262e5a645494cd1f15ad1ee4aa5d01aba55624d2069fb0f5bf85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db0b0898ed81262e5a645494cd1f15ad1ee4aa5d01aba55624d2069fb0f5bf85", kill_on_drop: false }`
[INFO] [stdout] db0b0898ed81262e5a645494cd1f15ad1ee4aa5d01aba55624d2069fb0f5bf85
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 560d998659ecec5d4939c093b868d9647f8623cf8890f6d534c014b4c6386639
[INFO] running `Command { std: "docker" "start" "-a" "560d998659ecec5d4939c093b868d9647f8623cf8890f6d534c014b4c6386639", kill_on_drop: false }`
[INFO] [stderr]    Compiling rusco v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.59s
[INFO] running `Command { std: "docker" "inspect" "560d998659ecec5d4939c093b868d9647f8623cf8890f6d534c014b4c6386639", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "560d998659ecec5d4939c093b868d9647f8623cf8890f6d534c014b4c6386639", kill_on_drop: false }`
[INFO] [stdout] 560d998659ecec5d4939c093b868d9647f8623cf8890f6d534c014b4c6386639
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 412cf0b95ba8707fa9f05d6429eeee996d06bfdd901ea5e44e02c271f0af6ea5
[INFO] running `Command { std: "docker" "start" "-a" "412cf0b95ba8707fa9f05d6429eeee996d06bfdd901ea5e44e02c271f0af6ea5", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rusco-20b473687bae3bc2)
[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" "412cf0b95ba8707fa9f05d6429eeee996d06bfdd901ea5e44e02c271f0af6ea5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "412cf0b95ba8707fa9f05d6429eeee996d06bfdd901ea5e44e02c271f0af6ea5", kill_on_drop: false }`
[INFO] [stdout] 412cf0b95ba8707fa9f05d6429eeee996d06bfdd901ea5e44e02c271f0af6ea5