[INFO] fetching crate alpha_g_detector 0.5.1...
[INFO] checking alpha_g_detector-0.5.1 against master#3f1be1ec7ec3d8e80beb381ee82164a0aa3ca777 for pr-132289
[INFO] extracting crate alpha_g_detector 0.5.1 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate alpha_g_detector 0.5.1 on toolchain 3f1be1ec7ec3d8e80beb381ee82164a0aa3ca777
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3f1be1ec7ec3d8e80beb381ee82164a0aa3ca777" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate alpha_g_detector 0.5.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate alpha_g_detector 0.5.1
[INFO] tweaked toml for crates.io crate alpha_g_detector 0.5.1 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate crates.io crate alpha_g_detector 0.5.1 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" "+3f1be1ec7ec3d8e80beb381ee82164a0aa3ca777" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_derive v1.0.195
[INFO] [stderr]   Downloaded unicode-ident v1.0.4
[INFO] [stderr]   Downloaded thiserror v1.0.56
[INFO] [stderr]   Downloaded thiserror-impl v1.0.56
[INFO] [stderr]   Downloaded proc-macro2 v1.0.76
[INFO] [stderr]   Downloaded crc32c v0.6.4
[INFO] [stderr]   Downloaded midasio v0.5.3
[INFO] [stderr]   Downloaded serde v1.0.195
[INFO] [stderr]   Downloaded semver v1.0.14
[INFO] [stderr]   Downloaded ron v0.8.0
[INFO] [stderr]   Downloaded winnow v0.6.1
[INFO] [stderr]   Downloaded winnow v0.5.30
[INFO] [stderr]   Downloaded syn v2.0.48
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+3f1be1ec7ec3d8e80beb381ee82164a0aa3ca777" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 854e4505c0c3a90596f3fb7aa63f4713aed2e322c743526004c17d9e8e7d80dc
[INFO] running `Command { std: "docker" "start" "-a" "854e4505c0c3a90596f3fb7aa63f4713aed2e322c743526004c17d9e8e7d80dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "854e4505c0c3a90596f3fb7aa63f4713aed2e322c743526004c17d9e8e7d80dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "854e4505c0c3a90596f3fb7aa63f4713aed2e322c743526004c17d9e8e7d80dc", kill_on_drop: false }`
[INFO] [stdout] 854e4505c0c3a90596f3fb7aa63f4713aed2e322c743526004c17d9e8e7d80dc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+3f1be1ec7ec3d8e80beb381ee82164a0aa3ca777" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8e6b2e867eec63b9e6553b3fe6c7b2fb96396bce6c2501be343eda0aee97f2f6
[INFO] running `Command { std: "docker" "start" "-a" "8e6b2e867eec63b9e6553b3fe6c7b2fb96396bce6c2501be343eda0aee97f2f6", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.76
[INFO] [stderr]    Compiling unicode-ident v1.0.4
[INFO] [stderr]    Compiling semver v1.0.14
[INFO] [stderr]    Compiling serde v1.0.195
[INFO] [stderr]    Compiling thiserror v1.0.56
[INFO] [stderr]     Checking winnow v0.5.30
[INFO] [stderr]     Checking winnow v0.6.1
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling crc32c v0.6.4
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stdout] error[E0635]: unknown feature `stdsimd`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/crc32c-0.6.4/src/lib.rs:23:30
[INFO] [stdout]    |
[INFO] [stdout] 23 | #![cfg_attr(nightly, feature(stdsimd))]
[INFO] [stdout]    |                              ^^^^^^^
[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 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "8e6b2e867eec63b9e6553b3fe6c7b2fb96396bce6c2501be343eda0aee97f2f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e6b2e867eec63b9e6553b3fe6c7b2fb96396bce6c2501be343eda0aee97f2f6", kill_on_drop: false }`
[INFO] [stdout] 8e6b2e867eec63b9e6553b3fe6c7b2fb96396bce6c2501be343eda0aee97f2f6
