[INFO] fetching crate chaser-gt 0.1.0...
[INFO] checking chaser-gt-0.1.0 against master#540f43a224317d894a9a0710a8d67704f179a33c for pr-155193
[INFO] extracting crate chaser-gt 0.1.0 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate chaser-gt 0.1.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate chaser-gt 0.1.0
[INFO] tweaked toml for crates.io crate chaser-gt 0.1.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate chaser-gt 0.1.0 on toolchain 540f43a224317d894a9a0710a8d67704f179a33c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+540f43a224317d894a9a0710a8d67704f179a33c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate chaser-gt 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+540f43a224317d894a9a0710a8d67704f179a33c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+540f43a224317d894a9a0710a8d67704f179a33c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "eca38b46b2d96b48ea533b98c4af1e7557b8bc7667ec6fa435218347e0a0be17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eca38b46b2d96b48ea533b98c4af1e7557b8bc7667ec6fa435218347e0a0be17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eca38b46b2d96b48ea533b98c4af1e7557b8bc7667ec6fa435218347e0a0be17", kill_on_drop: false }`
[INFO] [stdout] eca38b46b2d96b48ea533b98c4af1e7557b8bc7667ec6fa435218347e0a0be17
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+540f43a224317d894a9a0710a8d67704f179a33c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "f820a33b64fd807bfbd4a0d649456c5659baf4adcd43a7afc755cf1a9ffd91ea", kill_on_drop: false }`
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[INFO] [stdout] warning: unused variable: `remove_r`
[INFO] [stdout]    --> src/solvers/gobang.rs:167:15
[INFO] [stdout]     |
[INFO] [stdout] 167 |         let [[remove_r, remove_c], [fill_r, fill_c]] = result.unwrap();
[INFO] [stdout]     |               ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_remove_r`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `remove_c`
[INFO] [stdout]    --> src/solvers/gobang.rs:167:25
[INFO] [stdout]     |
[INFO] [stdout] 167 |         let [[remove_r, remove_c], [fill_r, fill_c]] = result.unwrap();
[INFO] [stdout]     |                         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_remove_c`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2m 40s
[INFO] running `Command { std: "docker" "inspect" "f820a33b64fd807bfbd4a0d649456c5659baf4adcd43a7afc755cf1a9ffd91ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f820a33b64fd807bfbd4a0d649456c5659baf4adcd43a7afc755cf1a9ffd91ea", kill_on_drop: false }`
[INFO] [stdout] f820a33b64fd807bfbd4a0d649456c5659baf4adcd43a7afc755cf1a9ffd91ea