[INFO] fetching crate visqol-rs 0.1.0...
[INFO] documenting visqol-rs-0.1.0 against 1.75.0 for beta-1.76-rustdoc-1
[INFO] extracting crate visqol-rs 0.1.0 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate visqol-rs 0.1.0 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 visqol-rs 0.1.0
[INFO] finished tweaking crates.io crate visqol-rs 0.1.0
[INFO] tweaked toml for crates.io crate visqol-rs 0.1.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate crates.io crate visqol-rs 0.1.0 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" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ndarray-stats v0.5.1
[INFO] [stderr]   Downloaded katexit v0.1.4
[INFO] [stderr]   Downloaded lax v0.16.0
[INFO] [stderr]   Downloaded more-asserts v0.3.1
[INFO] [stderr]   Downloaded ndarray-linalg v0.16.0
[INFO] [stderr]   Downloaded noisy_float v0.2.0
[INFO] [stderr]   Downloaded lapack-sys v0.14.0
[INFO] [stderr]   Downloaded simd_aligned v0.4.0
[INFO] [stderr]   Downloaded ffsvm v0.9.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 14b0e34b2ffbed2e5845f9463ace31150569d88c1f6b420b50d72c02c11e295d
[INFO] running `Command { std: "docker" "start" "-a" "14b0e34b2ffbed2e5845f9463ace31150569d88c1f6b420b50d72c02c11e295d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "14b0e34b2ffbed2e5845f9463ace31150569d88c1f6b420b50d72c02c11e295d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "14b0e34b2ffbed2e5845f9463ace31150569d88c1f6b420b50d72c02c11e295d", kill_on_drop: false }`
[INFO] [stdout] 14b0e34b2ffbed2e5845f9463ace31150569d88c1f6b420b50d72c02c11e295d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 4b7fba84e1a286b823a2c3605c38c088c8ef08ba057228649ac24796ad9921e3
[INFO] running `Command { std: "docker" "start" "-a" "4b7fba84e1a286b823a2c3605c38c088c8ef08ba057228649ac24796ad9921e3", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.66
[INFO] [stderr]    Compiling unicode-ident v1.0.11
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling serde v1.0.171
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]    Compiling thiserror v1.0.43
[INFO] [stderr]    Compiling libm v0.1.4
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]     Checking either v1.8.1
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]     Checking strength_reduce v0.2.4
[INFO] [stderr]    Compiling packed_simd_2 v0.3.8
[INFO] [stderr]     Checking simd_aligned v0.4.0
[INFO] [stderr]     Checking hound v3.5.0
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/simd_aligned-0.4.0/src/lib.rs:80:12
[INFO] [stdout]    |
[INFO] [stdout] 80 | #![feature(portable_simd)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking log v0.4.19
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `simd_aligned` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "4b7fba84e1a286b823a2c3605c38c088c8ef08ba057228649ac24796ad9921e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b7fba84e1a286b823a2c3605c38c088c8ef08ba057228649ac24796ad9921e3", kill_on_drop: false }`
[INFO] [stdout] 4b7fba84e1a286b823a2c3605c38c088c8ef08ba057228649ac24796ad9921e3
