[INFO] fetching crate num_cpu 1.14.0...
[INFO] documenting num_cpu-1.14.0 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate num_cpu 1.14.0 into /workspace/builds/worker-24/source
[INFO] validating manifest of crates.io crate num_cpu 1.14.0 on toolchain beta-2022-05-20
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate num_cpu 1.14.0
[INFO] finished tweaking crates.io crate num_cpu 1.14.0
[INFO] tweaked toml for crates.io crate num_cpu 1.14.0 written to /workspace/builds/worker-24/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b7a8e53c6f455ffc0c11b1f2b4bd85810f232b87f0ddd6ce68072ccadbc7200c
[INFO] running `Command { std: "docker" "start" "-a" "b7a8e53c6f455ffc0c11b1f2b4bd85810f232b87f0ddd6ce68072ccadbc7200c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b7a8e53c6f455ffc0c11b1f2b4bd85810f232b87f0ddd6ce68072ccadbc7200c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7a8e53c6f455ffc0c11b1f2b4bd85810f232b87f0ddd6ce68072ccadbc7200c", kill_on_drop: false }`
[INFO] [stdout] b7a8e53c6f455ffc0c11b1f2b4bd85810f232b87f0ddd6ce68072ccadbc7200c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 22afc4c4d4b830c7d1e4a0f6796bef845d25a97d5e2f0c45184e34e3cf5e58a1
[INFO] running `Command { std: "docker" "start" "-a" "22afc4c4d4b830c7d1e4a0f6796bef845d25a97d5e2f0c45184e34e3cf5e58a1", kill_on_drop: false }`
[INFO] [stderr]  Documenting num_cpu v1.14.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: This crate is not the legitimate num_cpus crate. Please read https://kerkour.com/rust-crate-backdoor for more information.
[INFO] [stdout]  --> src/lib.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 |     compile_error!("This crate is not the legitimate num_cpus crate. Please read https://kerkour.com/rust-crate-backdoor for more information....
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not document `num_cpu`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2021 --crate-type lib --crate-name num_cpu src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=18ee05842109a979 -L dependency=/opt/rustwide/target/debug/deps --cap-lints=warn --crate-version 1.14.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "22afc4c4d4b830c7d1e4a0f6796bef845d25a97d5e2f0c45184e34e3cf5e58a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "22afc4c4d4b830c7d1e4a0f6796bef845d25a97d5e2f0c45184e34e3cf5e58a1", kill_on_drop: false }`
[INFO] [stdout] 22afc4c4d4b830c7d1e4a0f6796bef845d25a97d5e2f0c45184e34e3cf5e58a1