[INFO] fetching crate argue 0.1.0...
[INFO] testing argue-0.1.0 against 1.59.0 for beta-1.60-1
[INFO] extracting crate argue 0.1.0 into /workspace/builds/worker-32/source
[INFO] validating manifest of crates.io crate argue 0.1.0 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 argue 0.1.0
[INFO] finished tweaking crates.io crate argue 0.1.0
[INFO] tweaked toml for crates.io crate argue 0.1.0 written to /workspace/builds/worker-32/source/Cargo.toml
[INFO] crate crates.io crate argue 0.1.0 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-32/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/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] eae82587c8ee6c6c1a62c844dfeb223a31c64db7dca4c32e3a78269d18903ab5
[INFO] running `Command { std: "docker" "start" "-a" "eae82587c8ee6c6c1a62c844dfeb223a31c64db7dca4c32e3a78269d18903ab5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eae82587c8ee6c6c1a62c844dfeb223a31c64db7dca4c32e3a78269d18903ab5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eae82587c8ee6c6c1a62c844dfeb223a31c64db7dca4c32e3a78269d18903ab5", kill_on_drop: false }`
[INFO] [stdout] eae82587c8ee6c6c1a62c844dfeb223a31c64db7dca4c32e3a78269d18903ab5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/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] 356a87c03c0992c583d499bc80911d11327f0c527810074138686906071c5d63
[INFO] running `Command { std: "docker" "start" "-a" "356a87c03c0992c583d499bc80911d11327f0c527810074138686906071c5d63", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling argue v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `arg_type`
[INFO] [stdout]    --> src/lib.rs:171:5
[INFO] [stdout]     |
[INFO] [stdout] 171 |     arg_type: ArgumentType,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.18s
[INFO] running `Command { std: "docker" "inspect" "356a87c03c0992c583d499bc80911d11327f0c527810074138686906071c5d63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "356a87c03c0992c583d499bc80911d11327f0c527810074138686906071c5d63", kill_on_drop: false }`
[INFO] [stdout] 356a87c03c0992c583d499bc80911d11327f0c527810074138686906071c5d63
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/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] cfa0c90a38c8f0ebc96a41e37b7e1c9b3c24a249d0026e17882c2603ae239c7f
[INFO] running `Command { std: "docker" "start" "-a" "cfa0c90a38c8f0ebc96a41e37b7e1c9b3c24a249d0026e17882c2603ae239c7f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] warning: field is never read: `arg_type`
[INFO] [stdout]    --> src/lib.rs:171:5
[INFO] [stdout]     |
[INFO] [stdout] 171 |     arg_type: ArgumentType,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling argue v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `arg_type`
[INFO] [stdout]    --> src/lib.rs:171:5
[INFO] [stdout]     |
[INFO] [stdout] 171 |     arg_type: ArgumentType,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.78s
[INFO] running `Command { std: "docker" "inspect" "cfa0c90a38c8f0ebc96a41e37b7e1c9b3c24a249d0026e17882c2603ae239c7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cfa0c90a38c8f0ebc96a41e37b7e1c9b3c24a249d0026e17882c2603ae239c7f", kill_on_drop: false }`
[INFO] [stdout] cfa0c90a38c8f0ebc96a41e37b7e1c9b3c24a249d0026e17882c2603ae239c7f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/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] eec7d853f96c1a6f1f897d3b6e0315c32b4d047d6eda71664c79ad076b06f1d5
[INFO] running `Command { std: "docker" "start" "-a" "eec7d853f96c1a6f1f897d3b6e0315c32b4d047d6eda71664c79ad076b06f1d5", kill_on_drop: false }`
[INFO] [stderr] warning: field is never read: `arg_type`
[INFO] [stderr]    --> src/lib.rs:171:5
[INFO] [stderr]     |
[INFO] [stderr] 171 |     arg_type: ArgumentType,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `argue` (lib) generated 1 warning
[INFO] [stderr] warning: `argue` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/argue-4db1e15e9121bed6)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests argue
[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" "eec7d853f96c1a6f1f897d3b6e0315c32b4d047d6eda71664c79ad076b06f1d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eec7d853f96c1a6f1f897d3b6e0315c32b4d047d6eda71664c79ad076b06f1d5", kill_on_drop: false }`
[INFO] [stdout] eec7d853f96c1a6f1f897d3b6e0315c32b4d047d6eda71664c79ad076b06f1d5