[INFO] fetching crate guppy 0.17.4...
[INFO] checking guppy-0.17.4 against master#30f74ff0dc4d66debc8b50724c446f817e5f75f4 for pr-121848-1
[INFO] extracting crate guppy 0.17.4 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate guppy 0.17.4 on toolchain 30f74ff0dc4d66debc8b50724c446f817e5f75f4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate guppy 0.17.4
[INFO] finished tweaking crates.io crate guppy 0.17.4
[INFO] tweaked toml for crates.io crate guppy 0.17.4 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate crates.io crate guppy 0.17.4 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" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "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 target-lexicon v0.12.12
[INFO] [stderr]   Downloaded proptest-derive v0.4.0
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 59a194f524e51b9d9a31bd7d5007eb35f74109e799dc2cff31fefed3b8f5a753
[INFO] running `Command { std: "docker" "start" "-a" "59a194f524e51b9d9a31bd7d5007eb35f74109e799dc2cff31fefed3b8f5a753", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "59a194f524e51b9d9a31bd7d5007eb35f74109e799dc2cff31fefed3b8f5a753", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59a194f524e51b9d9a31bd7d5007eb35f74109e799dc2cff31fefed3b8f5a753", kill_on_drop: false }`
[INFO] [stdout] 59a194f524e51b9d9a31bd7d5007eb35f74109e799dc2cff31fefed3b8f5a753
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b9fef6b1ad92514f761749b9cdbf4316807c0294369bed268ff1f98b81cb8dd1
[INFO] running `Command { std: "docker" "start" "-a" "b9fef6b1ad92514f761749b9cdbf4316807c0294369bed268ff1f98b81cb8dd1", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.193
[INFO] [stderr]    Compiling libc v0.2.149
[INFO] [stderr]    Compiling target-lexicon v0.12.12
[INFO] [stderr]    Compiling camino v1.1.6
[INFO] [stderr]    Compiling guppy-workspace-hack v0.1.0
[INFO] [stderr]    Compiling semver v1.0.20
[INFO] [stderr]    Compiling serde_json v1.0.108
[INFO] [stderr]     Checking hashbrown v0.14.1
[INFO] [stderr]    Compiling target-spec v3.0.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.66
[INFO] [stderr]    Compiling ahash v0.8.6
[INFO] [stderr]     Checking zerocopy v0.7.25
[INFO] [stderr]     Checking unicode-ident v1.0.12
[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]     Checking debug-ignore v1.0.5
[INFO] [stderr]     Checking nested v0.1.1
[INFO] [stderr]     Checking itertools v0.12.0
[INFO] [stderr]    Compiling quote v1.0.32
[INFO] [stderr]     Checking indexmap v2.1.0
[INFO] [stderr]    Compiling syn v2.0.32
[INFO] [stderr]     Checking cfg-expr v0.15.5
[INFO] [stderr]     Checking getrandom v0.2.10
[INFO] [stderr]     Checking petgraph v0.6.4
[INFO] [stdout] error[E0635]: unknown feature `stdsimd`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/ahash-0.8.6/src/lib.rs:99:42
[INFO] [stdout]    |
[INFO] [stdout] 99 | #![cfg_attr(feature = "stdsimd", feature(stdsimd))]
[INFO] [stdout]    |                                          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[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 `ahash` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "b9fef6b1ad92514f761749b9cdbf4316807c0294369bed268ff1f98b81cb8dd1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9fef6b1ad92514f761749b9cdbf4316807c0294369bed268ff1f98b81cb8dd1", kill_on_drop: false }`
[INFO] [stdout] b9fef6b1ad92514f761749b9cdbf4316807c0294369bed268ff1f98b81cb8dd1
