[INFO] fetching crate fudiff 0.2.0...
[INFO] checking fudiff-0.2.0 against try#c659ee110de67e82444e4b6c8407c1a9af9c2cf6 for pr-145608-1
[INFO] extracting crate fudiff 0.2.0 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate fudiff 0.2.0
[INFO] finished tweaking crates.io crate fudiff 0.2.0
[INFO] tweaked toml for crates.io crate fudiff 0.2.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate fudiff 0.2.0 on toolchain c659ee110de67e82444e4b6c8407c1a9af9c2cf6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate fudiff 0.2.0 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" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2504d97cba7fd224c266585d79ab0b1caaa37cfce950573c624a79e0502d724f
[INFO] running `Command { std: "docker" "start" "-a" "2504d97cba7fd224c266585d79ab0b1caaa37cfce950573c624a79e0502d724f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2504d97cba7fd224c266585d79ab0b1caaa37cfce950573c624a79e0502d724f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2504d97cba7fd224c266585d79ab0b1caaa37cfce950573c624a79e0502d724f", kill_on_drop: false }`
[INFO] [stdout] 2504d97cba7fd224c266585d79ab0b1caaa37cfce950573c624a79e0502d724f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 69f2ceb1b9cbd29aa0020fd7c8747ad94b21aee09723e8d2de05ca5f430949ec
[INFO] running `Command { std: "docker" "start" "-a" "69f2ceb1b9cbd29aa0020fd7c8747ad94b21aee09723e8d2de05ca5f430949ec", kill_on_drop: false }`
[INFO] [stderr]     Checking fudiff v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `old_windows`
[INFO] [stdout]    --> src/tests.rs:452:9
[INFO] [stdout]     |
[INFO] [stdout] 452 |     let old_windows = "line1\r\nline2\r\n";
[INFO] [stdout]     |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_old_windows`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `new_windows`
[INFO] [stdout]    --> src/tests.rs:453:9
[INFO] [stdout]     |
[INFO] [stdout] 453 |     let new_windows = "line1\r\nline changed\r\nline2\r\n";
[INFO] [stdout]     |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_new_windows`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `TestCase` is never constructed
[INFO] [stdout]    --> src/tests.rs:140:8
[INFO] [stdout]     |
[INFO] [stdout] 140 | struct TestCase {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.57s
[INFO] running `Command { std: "docker" "inspect" "69f2ceb1b9cbd29aa0020fd7c8747ad94b21aee09723e8d2de05ca5f430949ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69f2ceb1b9cbd29aa0020fd7c8747ad94b21aee09723e8d2de05ca5f430949ec", kill_on_drop: false }`
[INFO] [stdout] 69f2ceb1b9cbd29aa0020fd7c8747ad94b21aee09723e8d2de05ca5f430949ec