[INFO] fetching crate canonical-path 2.0.2...
[INFO] checking canonical-path-2.0.2 against master#dfd7b8d03fb93d0e03147d28b3be6d93260fa94d for pr-87050
[INFO] extracting crate canonical-path 2.0.2 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate canonical-path 2.0.2 on toolchain dfd7b8d03fb93d0e03147d28b3be6d93260fa94d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate canonical-path 2.0.2
[INFO] finished tweaking crates.io crate canonical-path 2.0.2
[INFO] tweaked toml for crates.io crate canonical-path 2.0.2 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5d65359161b9fec14f79a5426a871a755d17d974fa28917589ee9cc7d9fb3f2f
[INFO] running `Command { std: "docker" "start" "-a" "5d65359161b9fec14f79a5426a871a755d17d974fa28917589ee9cc7d9fb3f2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5d65359161b9fec14f79a5426a871a755d17d974fa28917589ee9cc7d9fb3f2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d65359161b9fec14f79a5426a871a755d17d974fa28917589ee9cc7d9fb3f2f", kill_on_drop: false }`
[INFO] [stdout] 5d65359161b9fec14f79a5426a871a755d17d974fa28917589ee9cc7d9fb3f2f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7c4abd95c4b31291ab06e5ba4eb06587ebb0de0cfc6701f41ca78d179006a865
[INFO] running `Command { std: "docker" "start" "-a" "7c4abd95c4b31291ab06e5ba4eb06587ebb0de0cfc6701f41ca78d179006a865", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking canonical-path v2.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]     Checking tempfile v3.2.0
[INFO] [stdout] error: field is never read: `tempdir`
[INFO] [stdout]    --> src/lib.rs:353:9
[INFO] [stdout]     |
[INFO] [stdout] 353 |         pub tempdir: TempDir,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:8:5
[INFO] [stdout]     |
[INFO] [stdout] 8   |     warnings,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout]     = note: `#[deny(dead_code)]` implied by `#[deny(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: field is never read: `base_path`
[INFO] [stdout]    --> src/lib.rs:356:9
[INFO] [stdout]     |
[INFO] [stdout] 356 |         pub base_path: PathBuf,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `canonical-path`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "7c4abd95c4b31291ab06e5ba4eb06587ebb0de0cfc6701f41ca78d179006a865", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c4abd95c4b31291ab06e5ba4eb06587ebb0de0cfc6701f41ca78d179006a865", kill_on_drop: false }`
[INFO] [stdout] 7c4abd95c4b31291ab06e5ba4eb06587ebb0de0cfc6701f41ca78d179006a865