[INFO] fetching crate marching-squares 0.1.1...
[INFO] checking marching-squares-0.1.1 against master#33fdb797f59421c7bbecaa4588ed5d7a31a9494a for pr-87190-3
[INFO] extracting crate marching-squares 0.1.1 into /workspace/builds/worker-116/source
[INFO] validating manifest of crates.io crate marching-squares 0.1.1 on toolchain 33fdb797f59421c7bbecaa4588ed5d7a31a9494a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate marching-squares 0.1.1
[INFO] finished tweaking crates.io crate marching-squares 0.1.1
[INFO] tweaked toml for crates.io crate marching-squares 0.1.1 written to /workspace/builds/worker-116/source/Cargo.toml
[INFO] crate crates.io crate marching-squares 0.1.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "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-116/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-116/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 40dbe4a3e40186c83de476fea800d8cd7744f225633bf36a2489ff67571282de
[INFO] running `Command { std: "docker" "start" "-a" "40dbe4a3e40186c83de476fea800d8cd7744f225633bf36a2489ff67571282de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "40dbe4a3e40186c83de476fea800d8cd7744f225633bf36a2489ff67571282de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "40dbe4a3e40186c83de476fea800d8cd7744f225633bf36a2489ff67571282de", kill_on_drop: false }`
[INFO] [stdout] 40dbe4a3e40186c83de476fea800d8cd7744f225633bf36a2489ff67571282de
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-116/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-116/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] da0319c82e1ecc98e678c22ca2b87671fef82c9ac33dda43d3c1cc5d8d9895f3
[INFO] running `Command { std: "docker" "start" "-a" "da0319c82e1ecc98e678c22ca2b87671fef82c9ac33dda43d3c1cc5d8d9895f3", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking marching-squares v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `width`
[INFO] [stdout]    --> src/lib.rs:158:6
[INFO] [stdout]     |
[INFO] [stdout] 158 |     (width, height): (usize, usize),
[INFO] [stdout]     |      ^^^^^ help: if this is intentional, prefix it with an underscore: `_width`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `height`
[INFO] [stdout]    --> src/lib.rs:158:13
[INFO] [stdout]     |
[INFO] [stdout] 158 |     (width, height): (usize, usize),
[INFO] [stdout]     |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_height`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `width`
[INFO] [stdout]    --> src/lib.rs:158:6
[INFO] [stdout]     |
[INFO] [stdout] 158 |     (width, height): (usize, usize),
[INFO] [stdout]     |      ^^^^^ help: if this is intentional, prefix it with an underscore: `_width`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `height`
[INFO] [stdout]    --> src/lib.rs:158:13
[INFO] [stdout]     |
[INFO] [stdout] 158 |     (width, height): (usize, usize),
[INFO] [stdout]     |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_height`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.91s
[INFO] running `Command { std: "docker" "inspect" "da0319c82e1ecc98e678c22ca2b87671fef82c9ac33dda43d3c1cc5d8d9895f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da0319c82e1ecc98e678c22ca2b87671fef82c9ac33dda43d3c1cc5d8d9895f3", kill_on_drop: false }`
[INFO] [stdout] da0319c82e1ecc98e678c22ca2b87671fef82c9ac33dda43d3c1cc5d8d9895f3