[INFO] fetching crate simon 0.4.0...
[INFO] checking simon-0.4.0 against master#936f2600b6c903b04387f74ed5cbce88bb06d243 for pr-91141
[INFO] extracting crate simon 0.4.0 into /workspace/builds/worker-75/source
[INFO] validating manifest of crates.io crate simon 0.4.0 on toolchain 936f2600b6c903b04387f74ed5cbce88bb06d243
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "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-75/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" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/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" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f26c4f00ae67f89067feae76c6c14c5612cdafaaf066bc28de07f75d6b080e76
[INFO] running `Command { std: "docker" "start" "-a" "f26c4f00ae67f89067feae76c6c14c5612cdafaaf066bc28de07f75d6b080e76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f26c4f00ae67f89067feae76c6c14c5612cdafaaf066bc28de07f75d6b080e76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f26c4f00ae67f89067feae76c6c14c5612cdafaaf066bc28de07f75d6b080e76", kill_on_drop: false }`
[INFO] [stdout] f26c4f00ae67f89067feae76c6c14c5612cdafaaf066bc28de07f75d6b080e76
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/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" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 17095100f5a5cbd3796d59abfbe4a792d5ea25bd2c7c919a3fb446d179ea7469
[INFO] running `Command { std: "docker" "start" "-a" "17095100f5a5cbd3796d59abfbe4a792d5ea25bd2c7c919a3fb446d179ea7469", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking unicode-width v0.1.5
[INFO] [stderr]     Checking getopts v0.2.18
[INFO] [stderr]     Checking 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 dev [unoptimized + debuginfo] target(s) in 1.74s
[INFO] running `Command { std: "docker" "inspect" "17095100f5a5cbd3796d59abfbe4a792d5ea25bd2c7c919a3fb446d179ea7469", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17095100f5a5cbd3796d59abfbe4a792d5ea25bd2c7c919a3fb446d179ea7469", kill_on_drop: false }`
[INFO] [stdout] 17095100f5a5cbd3796d59abfbe4a792d5ea25bd2c7c919a3fb446d179ea7469