[INFO] fetching crate rsmt2d-rs 0.0.2...
[INFO] testing rsmt2d-rs-0.0.2 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-8
[INFO] extracting crate rsmt2d-rs 0.0.2 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate rsmt2d-rs 0.0.2
[INFO] finished tweaking crates.io crate rsmt2d-rs 0.0.2
[INFO] tweaked toml for crates.io crate rsmt2d-rs 0.0.2 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rsmt2d-rs 0.0.2 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rsmt2d-rs 0.0.2 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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded reed-solomon-erasure v6.0.0
[INFO] [stderr]   Downloaded libm v0.2.6
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 577b228d7f41e7e4d397717cb093a143445adc4599823885eae6d251919a26f8
[INFO] running `Command { std: "docker" "start" "-a" "577b228d7f41e7e4d397717cb093a143445adc4599823885eae6d251919a26f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "577b228d7f41e7e4d397717cb093a143445adc4599823885eae6d251919a26f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "577b228d7f41e7e4d397717cb093a143445adc4599823885eae6d251919a26f8", kill_on_drop: false }`
[INFO] [stdout] 577b228d7f41e7e4d397717cb093a143445adc4599823885eae6d251919a26f8
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b1585eece5cae9577b06a650cecb0d50b612315ec2fc90efedcf2ae09d9fb916
[INFO] running `Command { std: "docker" "start" "-a" "b1585eece5cae9577b06a650cecb0d50b612315ec2fc90efedcf2ae09d9fb916", kill_on_drop: false }`
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]    Compiling getrandom v0.2.8
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]    Compiling instant v0.1.12
[INFO] [stderr]    Compiling smallvec v1.10.0
[INFO] [stderr]    Compiling libm v0.2.6
[INFO] [stderr]    Compiling eyre v0.6.8
[INFO] [stderr]    Compiling reed-solomon-erasure v6.0.0
[INFO] [stderr]    Compiling spin v0.9.4
[INFO] [stderr]    Compiling indenter v0.3.3
[INFO] [stderr]    Compiling lock_api v0.4.9
[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] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "b1585eece5cae9577b06a650cecb0d50b612315ec2fc90efedcf2ae09d9fb916", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1585eece5cae9577b06a650cecb0d50b612315ec2fc90efedcf2ae09d9fb916", kill_on_drop: false }`
[INFO] [stdout] b1585eece5cae9577b06a650cecb0d50b612315ec2fc90efedcf2ae09d9fb916