[INFO] fetching crate crc32c 0.6.4...
[INFO] checking crc32c-0.6.4 against master#80399064afa4a2cd153f30d02c25f7ea0383ed65 for opaque-soundness-fix
[INFO] extracting crate crc32c 0.6.4 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate crc32c 0.6.4 on toolchain 80399064afa4a2cd153f30d02c25f7ea0383ed65
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate crc32c 0.6.4
[INFO] finished tweaking crates.io crate crc32c 0.6.4
[INFO] tweaked toml for crates.io crate crc32c 0.6.4 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d9d97975467093849375a6338d172b9f1af16296e70fd5c8078cc0a5663b3366
[INFO] running `Command { std: "docker" "start" "-a" "d9d97975467093849375a6338d172b9f1af16296e70fd5c8078cc0a5663b3366", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d9d97975467093849375a6338d172b9f1af16296e70fd5c8078cc0a5663b3366", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9d97975467093849375a6338d172b9f1af16296e70fd5c8078cc0a5663b3366", kill_on_drop: false }`
[INFO] [stdout] d9d97975467093849375a6338d172b9f1af16296e70fd5c8078cc0a5663b3366
[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=forbid" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 74f280a69a334bea86a0c77caf511b41818f254a16c096cbd128bc5894266ffc
[INFO] running `Command { std: "docker" "start" "-a" "74f280a69a334bea86a0c77caf511b41818f254a16c096cbd128bc5894266ffc", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling serde_json v1.0.114
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]     Checking either v1.10.0
[INFO] [stderr]     Checking ciborium-io v0.2.2
[INFO] [stderr]     Checking regex-syntax v0.8.2
[INFO] [stderr]     Checking plotters-backend v0.3.5
[INFO] [stderr]     Checking half v2.4.0
[INFO] [stderr]     Checking os_str_bytes v6.6.1
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]     Checking textwrap v0.16.1
[INFO] [stderr]    Compiling crc32c v0.6.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking cast v0.3.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking oorandom v11.1.3
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking anes v0.1.6
[INFO] [stderr]     Checking plotters-svg v0.3.5
[INFO] [stderr]     Checking clap_lex v0.2.4
[INFO] [stderr]     Checking ciborium-ll v0.2.2
[INFO] [stderr]     Checking clap v3.2.25
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stdout] error[E0635]: unknown feature `stdsimd`
[INFO] [stdout]   --> src/lib.rs:23:30
[INFO] [stdout]    |
[INFO] [stdout] 23 | #![cfg_attr(nightly, feature(stdsimd))]
[INFO] [stdout]    |                              ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `crc32c` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "74f280a69a334bea86a0c77caf511b41818f254a16c096cbd128bc5894266ffc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74f280a69a334bea86a0c77caf511b41818f254a16c096cbd128bc5894266ffc", kill_on_drop: false }`
[INFO] [stdout] 74f280a69a334bea86a0c77caf511b41818f254a16c096cbd128bc5894266ffc
