[INFO] fetching crate ocy-core 0.1.7...
[INFO] checking ocy-core-0.1.7 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate ocy-core 0.1.7 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate ocy-core 0.1.7
[INFO] finished tweaking crates.io crate ocy-core 0.1.7
[INFO] tweaked toml for crates.io crate ocy-core 0.1.7 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate ocy-core 0.1.7 on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 4 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 59070c9829e1a43f48e27cc805dc2d675e03c6a8c461f28811062353fd6abe86
[INFO] running `Command { std: "docker" "start" "-a" "59070c9829e1a43f48e27cc805dc2d675e03c6a8c461f28811062353fd6abe86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "59070c9829e1a43f48e27cc805dc2d675e03c6a8c461f28811062353fd6abe86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59070c9829e1a43f48e27cc805dc2d675e03c6a8c461f28811062353fd6abe86", kill_on_drop: false }`
[INFO] [stdout] 59070c9829e1a43f48e27cc805dc2d675e03c6a8c461f28811062353fd6abe86
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c8163e6baca0fdb05a6c7324a1e8301a786321892d36556c6110a6b6506cff54
[INFO] running `Command { std: "docker" "start" "-a" "c8163e6baca0fdb05a6c7324a1e8301a786321892d36556c6110a6b6506cff54", kill_on_drop: false }`
[INFO] [stderr]     Checking ocy-core v0.1.7 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `work_dir`
[INFO] [stdout]    --> src/walker.rs:202:41
[INFO] [stdout]     |
[INFO] [stdout] 202 |             RemovalAction::RunCommand { work_dir, command } => {
[INFO] [stdout]     |                                         ^^^^^^^^ help: try ignoring the field: `work_dir: _`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `command`
[INFO] [stdout]    --> src/walker.rs:202:51
[INFO] [stdout]     |
[INFO] [stdout] 202 |             RemovalAction::RunCommand { work_dir, command } => {
[INFO] [stdout]     |                                                   ^^^^^^^ help: try ignoring the field: `command: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]    --> src/walker.rs:199:21
[INFO] [stdout]     |
[INFO] [stdout] 199 |                     PathBuf::from_str("/home/user/projectA/target").unwrap()
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ocy-core` (lib test) due to 1 previous error; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "c8163e6baca0fdb05a6c7324a1e8301a786321892d36556c6110a6b6506cff54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8163e6baca0fdb05a6c7324a1e8301a786321892d36556c6110a6b6506cff54", kill_on_drop: false }`
[INFO] [stdout] c8163e6baca0fdb05a6c7324a1e8301a786321892d36556c6110a6b6506cff54