[INFO] fetching crate simon 0.4.0...
[INFO] testing simon-0.4.0 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate simon 0.4.0 into /workspace/builds/worker-57/source
[INFO] validating manifest of crates.io crate simon 0.4.0 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate simon 0.4.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate simon 0.4.0
[INFO] tweaked toml for crates.io crate simon 0.4.0 written to /workspace/builds/worker-57/source/Cargo.toml
[INFO] crate crates.io crate simon 0.4.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded getopts v0.2.18
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c5fea403690d88b8b20fc5b78d32aa5c01a315b83140bf7e603b97bc9d763b2b
[INFO] running `Command { std: "docker" "start" "-a" "c5fea403690d88b8b20fc5b78d32aa5c01a315b83140bf7e603b97bc9d763b2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c5fea403690d88b8b20fc5b78d32aa5c01a315b83140bf7e603b97bc9d763b2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5fea403690d88b8b20fc5b78d32aa5c01a315b83140bf7e603b97bc9d763b2b", kill_on_drop: false }`
[INFO] [stdout] c5fea403690d88b8b20fc5b78d32aa5c01a315b83140bf7e603b97bc9d763b2b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4c85c75ba737a1219abaf784506204cc84ea4ee465692ec0053e4c28147c3586
[INFO] running `Command { std: "docker" "start" "-a" "4c85c75ba737a1219abaf784506204cc84ea4ee465692ec0053e4c28147c3586", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-width v0.1.5
[INFO] [stderr]    Compiling getopts v0.2.18
[INFO] [stderr]    Compiling simon v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.86s
[INFO] running `Command { std: "docker" "inspect" "4c85c75ba737a1219abaf784506204cc84ea4ee465692ec0053e4c28147c3586", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c85c75ba737a1219abaf784506204cc84ea4ee465692ec0053e4c28147c3586", kill_on_drop: false }`
[INFO] [stdout] 4c85c75ba737a1219abaf784506204cc84ea4ee465692ec0053e4c28147c3586
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bcadcf68459478e7c3fec63bcd0a9017aa140d0faa879c275c9428fe6d20f079
[INFO] running `Command { std: "docker" "start" "-a" "bcadcf68459478e7c3fec63bcd0a9017aa140d0faa879c275c9428fe6d20f079", kill_on_drop: false }`
[INFO] [stderr]    Compiling simon v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `width`
[INFO] [stdout]  --> examples/dimensions.rs:8:14
[INFO] [stdout]   |
[INFO] [stdout] 8 |     Window { width: u32, height: u32 },
[INFO] [stdout]   |              ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `height`
[INFO] [stdout]  --> examples/dimensions.rs:8:26
[INFO] [stdout]   |
[INFO] [stdout] 8 |     Window { width: u32, height: u32 },
[INFO] [stdout]   |                          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.45s
[INFO] running `Command { std: "docker" "inspect" "bcadcf68459478e7c3fec63bcd0a9017aa140d0faa879c275c9428fe6d20f079", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bcadcf68459478e7c3fec63bcd0a9017aa140d0faa879c275c9428fe6d20f079", kill_on_drop: false }`
[INFO] [stdout] bcadcf68459478e7c3fec63bcd0a9017aa140d0faa879c275c9428fe6d20f079
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 397a0375e15fc5937eb72da506dd3ae158d96dbfee3c9c2ef53ed212f425443d
[INFO] running `Command { std: "docker" "start" "-a" "397a0375e15fc5937eb72da506dd3ae158d96dbfee3c9c2ef53ed212f425443d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: field is never read: `width`
[INFO] [stderr]  --> examples/dimensions.rs:8:14
[INFO] [stderr]   |
[INFO] [stderr] 8 |     Window { width: u32, height: u32 },
[INFO] [stderr]   |              ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `height`
[INFO] [stderr]  --> examples/dimensions.rs:8:26
[INFO] [stderr]   |
[INFO] [stderr] 8 |     Window { width: u32, height: u32 },
[INFO] [stderr]   |                          ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `simon` (example "dimensions") generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.77s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/simon-4b7072251a78fd0f)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test tests::basic ... ok
[INFO] [stdout] test tests::basic_macros ... ok
[INFO] [stdout] test tests::choice ... ok
[INFO] [stdout] test tests::depend ... ok
[INFO] [stdout] test tests::validate ... 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 simon
[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" "397a0375e15fc5937eb72da506dd3ae158d96dbfee3c9c2ef53ed212f425443d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "397a0375e15fc5937eb72da506dd3ae158d96dbfee3c9c2ef53ed212f425443d", kill_on_drop: false }`
[INFO] [stdout] 397a0375e15fc5937eb72da506dd3ae158d96dbfee3c9c2ef53ed212f425443d