[INFO] fetching crate tcbscans 0.1.0...
[INFO] building tcbscans-0.1.0 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate tcbscans 0.1.0 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate tcbscans 0.1.0
[INFO] finished tweaking crates.io crate tcbscans 0.1.0
[INFO] tweaked toml for crates.io crate tcbscans 0.1.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate tcbscans 0.1.0 on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate tcbscans 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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded unicode-ident v1.0.0
[INFO] [stderr]   Downloaded itoa v1.0.2
[INFO] [stderr]   Downloaded ryu v1.0.10
[INFO] [stderr]   Downloaded proc-macro2 v1.0.39
[INFO] [stderr]   Downloaded serde_derive v1.0.137
[INFO] [stderr]   Downloaded quote v1.0.18
[INFO] [stderr]   Downloaded syn v1.0.96
[INFO] [stderr]   Downloaded bytemuck v1.9.1
[INFO] [stderr]   Downloaded heck v0.4.0
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.80
[INFO] [stderr]   Downloaded clap_derive v3.2.4
[INFO] [stderr]   Downloaded os_str_bytes v6.1.0
[INFO] [stderr]   Downloaded crossbeam-channel v0.5.5
[INFO] [stderr]   Downloaded webpki-roots v0.22.3
[INFO] [stderr]   Downloaded rayon v1.5.3
[INFO] [stderr]   Downloaded regex-syntax v0.6.26
[INFO] [stderr]   Downloaded web-sys v0.3.57
[INFO] [stderr]   Downloaded js-sys v0.3.57
[INFO] [stderr]   Downloaded flate2 v1.0.24
[INFO] [stderr]   Downloaded rustls v0.20.6
[INFO] [stderr]   Downloaded clap v3.2.4
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.80
[INFO] [stderr]   Downloaded clap_lex v0.2.2
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[INFO] [stderr]   Downloaded textwrap v0.15.0
[INFO] [stderr]   Downloaded bumpalo v3.10.0
[INFO] [stderr]   Downloaded getrandom v0.2.7
[INFO] [stderr]   Downloaded ahash v0.7.6
[INFO] [stderr]   Downloaded fallible_collections v0.4.4
[INFO] [stderr]   Downloaded libc v0.2.126
[INFO] [stderr]   Downloaded lodepng v3.6.2
[INFO] [stderr]   Downloaded crossbeam-utils v0.8.9
[INFO] [stderr]   Downloaded imagequant v4.0.0
[INFO] [stderr]   Downloaded serde v1.0.137
[INFO] [stderr]   Downloaded serde_json v1.0.81
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.80
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.80
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.80
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[INFO] [stderr]   Downloaded crossbeam-epoch v0.9.9
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[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a4bdd32275a81c93182b78047ef667179dd0ab55a7264fafea843fff79c901cf
[INFO] running `Command { std: "docker" "start" "-a" "a4bdd32275a81c93182b78047ef667179dd0ab55a7264fafea843fff79c901cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a4bdd32275a81c93182b78047ef667179dd0ab55a7264fafea843fff79c901cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4bdd32275a81c93182b78047ef667179dd0ab55a7264fafea843fff79c901cf", kill_on_drop: false }`
[INFO] [stdout] a4bdd32275a81c93182b78047ef667179dd0ab55a7264fafea843fff79c901cf
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 276beca5580f6a8e46430b2f3ac63e90d4853bc815ccb1ba83507c5d2d157ef0
[INFO] running `Command { std: "docker" "start" "-a" "276beca5580f6a8e46430b2f3ac63e90d4853bc815ccb1ba83507c5d2d157ef0", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling once_cell v1.12.0
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling unicode-ident v1.0.0
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling syn v1.0.96
[INFO] [stderr]    Compiling crossbeam-utils v0.8.9
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.9
[INFO] [stderr]    Compiling spin v0.5.2
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]    Compiling untrusted v0.7.1
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling rayon-core v1.9.3
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling serde_derive v1.0.137
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling crossbeam-channel v0.5.5
[INFO] [stderr]    Compiling rayon v1.5.3
[INFO] [stderr]    Compiling indexmap v1.8.2
[INFO] [stderr]    Compiling serde v1.0.137
[INFO] [stderr]    Compiling getrandom v0.2.7
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stdout] error[E0635]: unknown feature `stdsimd`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/ahash-0.7.6/src/lib.rs:33:42
[INFO] [stdout]    |
[INFO] [stdout] 33 | #![cfg_attr(feature = "stdsimd", feature(stdsimd))]
[INFO] [stdout]    |                                          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling crossbeam-deque v0.8.1
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ahash` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "276beca5580f6a8e46430b2f3ac63e90d4853bc815ccb1ba83507c5d2d157ef0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "276beca5580f6a8e46430b2f3ac63e90d4853bc815ccb1ba83507c5d2d157ef0", kill_on_drop: false }`
[INFO] [stdout] 276beca5580f6a8e46430b2f3ac63e90d4853bc815ccb1ba83507c5d2d157ef0