[INFO] fetching crate filetool 0.4.0...
[INFO] checking filetool-0.4.0 against try#c659ee110de67e82444e4b6c8407c1a9af9c2cf6 for pr-145608-1
[INFO] extracting crate filetool 0.4.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate filetool 0.4.0
[INFO] finished tweaking crates.io crate filetool 0.4.0
[INFO] tweaked toml for crates.io crate filetool 0.4.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate filetool 0.4.0 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 filetool 0.4.0 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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 53ff7364ea57746bfaf1971ca56c332c5e366723cb85a2f04fa33d72014f29e3
[INFO] running `Command { std: "docker" "start" "-a" "53ff7364ea57746bfaf1971ca56c332c5e366723cb85a2f04fa33d72014f29e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "53ff7364ea57746bfaf1971ca56c332c5e366723cb85a2f04fa33d72014f29e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "53ff7364ea57746bfaf1971ca56c332c5e366723cb85a2f04fa33d72014f29e3", kill_on_drop: false }`
[INFO] [stdout] 53ff7364ea57746bfaf1971ca56c332c5e366723cb85a2f04fa33d72014f29e3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 29af50d74a5f167566de98c0ceed4b861230c913fd9ad36cb0e3728aeb27fdee
[INFO] running `Command { std: "docker" "start" "-a" "29af50d74a5f167566de98c0ceed4b861230c913fd9ad36cb0e3728aeb27fdee", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.17
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[INFO] [stderr]     Checking git2 v0.20.0
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[INFO] [stderr]     Checking filetool v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable `error_count` is assigned to, but never used
[INFO] [stdout]   --> src/clean_filename/mod.rs:46:17
[INFO] [stdout]    |
[INFO] [stdout] 46 |         let mut error_count = 0;
[INFO] [stdout]    |                 ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_error_count` instead
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `filename`
[INFO] [stdout]   --> src/clean_filename/mod.rs:50:17
[INFO] [stdout]    |
[INFO] [stdout] 50 |             let filename = md.path.clone();
[INFO] [stdout]    |                 ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_filename`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `error`
[INFO] [stdout]   --> src/clean_filename/mod.rs:53:21
[INFO] [stdout]    |
[INFO] [stdout] 53 |                 Err(error) => {
[INFO] [stdout]    |                     ^^^^^ help: if this is intentional, prefix it with an underscore: `_error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `error_count` is assigned to, but never used
[INFO] [stdout]   --> src/clean_filename/mod.rs:46:17
[INFO] [stdout]    |
[INFO] [stdout] 46 |         let mut error_count = 0;
[INFO] [stdout]    |                 ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_error_count` instead
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `filename`
[INFO] [stdout]   --> src/clean_filename/mod.rs:50:17
[INFO] [stdout]    |
[INFO] [stdout] 50 |             let filename = md.path.clone();
[INFO] [stdout]    |                 ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_filename`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `error`
[INFO] [stdout]   --> src/clean_filename/mod.rs:53:21
[INFO] [stdout]    |
[INFO] [stdout] 53 |                 Err(error) => {
[INFO] [stdout]    |                     ^^^^^ help: if this is intentional, prefix it with an underscore: `_error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 07s
[INFO] running `Command { std: "docker" "inspect" "29af50d74a5f167566de98c0ceed4b861230c913fd9ad36cb0e3728aeb27fdee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29af50d74a5f167566de98c0ceed4b861230c913fd9ad36cb0e3728aeb27fdee", kill_on_drop: false }`
[INFO] [stdout] 29af50d74a5f167566de98c0ceed4b861230c913fd9ad36cb0e3728aeb27fdee