[INFO] fetching crate faster 0.5.2...
[INFO] documenting faster-0.5.2 against 1.75.0 for beta-1.76-rustdoc-1
[INFO] extracting crate faster 0.5.2 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate faster 0.5.2 on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate faster 0.5.2
[INFO] finished tweaking crates.io crate faster 0.5.2
[INFO] tweaked toml for crates.io crate faster 0.5.2 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate crates.io crate faster 0.5.2 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" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded packed_simd_2 v0.3.4
[INFO] [stderr]   Downloaded vektor v0.2.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d6f2c5c74285e46a32d7f459811c99f3174ae00fa8a5b0d79a899677cebd1dcb
[INFO] running `Command { std: "docker" "start" "-a" "d6f2c5c74285e46a32d7f459811c99f3174ae00fa8a5b0d79a899677cebd1dcb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d6f2c5c74285e46a32d7f459811c99f3174ae00fa8a5b0d79a899677cebd1dcb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d6f2c5c74285e46a32d7f459811c99f3174ae00fa8a5b0d79a899677cebd1dcb", kill_on_drop: false }`
[INFO] [stdout] d6f2c5c74285e46a32d7f459811c99f3174ae00fa8a5b0d79a899677cebd1dcb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3f6e8a29c7f9a9f46ea7bb6f52f677cf8c8e6474ed5d36d62567ab1ba7151bc6
[INFO] running `Command { std: "docker" "start" "-a" "3f6e8a29c7f9a9f46ea7bb6f52f677cf8c8e6474ed5d36d62567ab1ba7151bc6", kill_on_drop: false }`
[INFO] [stderr]    Compiling libm v0.1.4
[INFO] [stderr]    Compiling packed_simd_2 v0.3.4
[INFO] [stdout] error: expected one of `!` or `::`, found keyword `mod`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/packed_simd_2-0.3.4/src/lib.rs:335:7
[INFO] [stdout]     |
[INFO] [stdout] 335 | crate mod llvm {
[INFO] [stdout]     |       ^^^ expected one of `!` or `::`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `packed_simd_2` (lib) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "3f6e8a29c7f9a9f46ea7bb6f52f677cf8c8e6474ed5d36d62567ab1ba7151bc6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f6e8a29c7f9a9f46ea7bb6f52f677cf8c8e6474ed5d36d62567ab1ba7151bc6", kill_on_drop: false }`
[INFO] [stdout] 3f6e8a29c7f9a9f46ea7bb6f52f677cf8c8e6474ed5d36d62567ab1ba7151bc6
