[INFO] fetching crate hexz 0.0.1...
[INFO] testing hexz-0.0.1 against master#160e7623e8cbbf1feab2b6e2a24733a98c7bde9c for pr-145628
[INFO] extracting crate hexz 0.0.1 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate hexz 0.0.1
[INFO] finished tweaking crates.io crate hexz 0.0.1
[INFO] tweaked toml for crates.io crate hexz 0.0.1 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate hexz 0.0.1 on toolchain 160e7623e8cbbf1feab2b6e2a24733a98c7bde9c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+160e7623e8cbbf1feab2b6e2a24733a98c7bde9c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate hexz 0.0.1 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" "+160e7623e8cbbf1feab2b6e2a24733a98c7bde9c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded toml v0.5.9
[INFO] [stderr]   Downloaded hecs-macros v0.8.0
[INFO] [stderr]   Downloaded trybuild v1.0.63
[INFO] [stderr]   Downloaded termcolor v1.1.3
[INFO] [stderr]   Downloaded serde_test v1.0.137
[INFO] [stderr]   Downloaded itoa v1.0.2
[INFO] [stderr]   Downloaded bencher v0.1.5
[INFO] [stderr]   Downloaded ppv-lite86 v0.2.16
[INFO] [stderr]   Downloaded once_cell v1.12.0
[INFO] [stderr]   Downloaded quote v1.0.20
[INFO] [stderr]   Downloaded getrandom v0.2.7
[INFO] [stderr]   Downloaded ryu v1.0.10
[INFO] [stderr]   Downloaded hashbrown v0.12.1
[INFO] [stderr]   Downloaded serde_derive v1.0.137
[INFO] [stderr]   Downloaded serde v1.0.137
[INFO] [stderr]   Downloaded spin v0.9.3
[INFO] [stderr]   Downloaded proc-macro2 v1.0.40
[INFO] [stderr]   Downloaded unicode-ident v1.0.1
[INFO] [stderr]   Downloaded syn v1.0.98
[INFO] [stderr]   Downloaded serde_json v1.0.81
[INFO] [stderr]   Downloaded libc v0.2.126
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+160e7623e8cbbf1feab2b6e2a24733a98c7bde9c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5ba82dff8c9e4896cbaee13b02eaeab4738cf05b12494dc043e0ad2543ac5f82
[INFO] running `Command { std: "docker" "start" "-a" "5ba82dff8c9e4896cbaee13b02eaeab4738cf05b12494dc043e0ad2543ac5f82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5ba82dff8c9e4896cbaee13b02eaeab4738cf05b12494dc043e0ad2543ac5f82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ba82dff8c9e4896cbaee13b02eaeab4738cf05b12494dc043e0ad2543ac5f82", kill_on_drop: false }`
[INFO] [stdout] 5ba82dff8c9e4896cbaee13b02eaeab4738cf05b12494dc043e0ad2543ac5f82
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+160e7623e8cbbf1feab2b6e2a24733a98c7bde9c" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2daf8265c0ee9299d68e2d86ebbc5d94ff9115c3c066df210e3c8506e9a8b780
[INFO] running `Command { std: "docker" "start" "-a" "2daf8265c0ee9299d68e2d86ebbc5d94ff9115c3c066df210e3c8506e9a8b780", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling once_cell v1.12.0
[INFO] [stderr]    Compiling spin v0.9.3
[INFO] [stderr]    Compiling getrandom v0.2.7
[INFO] [stderr]    Compiling ahash v0.7.6
[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] [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] running `Command { std: "docker" "inspect" "2daf8265c0ee9299d68e2d86ebbc5d94ff9115c3c066df210e3c8506e9a8b780", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2daf8265c0ee9299d68e2d86ebbc5d94ff9115c3c066df210e3c8506e9a8b780", kill_on_drop: false }`
[INFO] [stdout] 2daf8265c0ee9299d68e2d86ebbc5d94ff9115c3c066df210e3c8506e9a8b780