[INFO] fetching crate gemm-f32 0.16.15...
[INFO] checking gemm-f32-0.16.15 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] extracting crate gemm-f32 0.16.15 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate gemm-f32 0.16.15 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate gemm-f32 0.16.15
[INFO] finished tweaking crates.io crate gemm-f32 0.16.15
[INFO] tweaked toml for crates.io crate gemm-f32 0.16.15 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 21 packages
[INFO] [stderr]       Adding bitflags v1.3.2 (latest: v2.5.0)
[INFO] [stderr]       Adding gemm-common v0.16.15 (latest: v0.17.1)
[INFO] [stderr]       Adding raw-cpuid v10.7.0 (latest: v11.0.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded seq-macro v0.3.5
[INFO] [stderr]   Downloaded dyn-stack v0.10.0
[INFO] [stderr]   Downloaded reborrow v0.5.5
[INFO] [stderr]   Downloaded pulp v0.18.9
[INFO] [stderr]   Downloaded gemm-common v0.16.15
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fbb09fc829bacd4ddcba07ea25f5b5e299f8df9abd15bc65bb458993373120ab
[INFO] running `Command { std: "docker" "start" "-a" "fbb09fc829bacd4ddcba07ea25f5b5e299f8df9abd15bc65bb458993373120ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fbb09fc829bacd4ddcba07ea25f5b5e299f8df9abd15bc65bb458993373120ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fbb09fc829bacd4ddcba07ea25f5b5e299f8df9abd15bc65bb458993373120ab", kill_on_drop: false }`
[INFO] [stdout] fbb09fc829bacd4ddcba07ea25f5b5e299f8df9abd15bc65bb458993373120ab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bf5c8bfee8758ee3c11be2a0dd6a74b855d7cd2a5dc768f1ff9d1a30b9cd54bd
[INFO] running `Command { std: "docker" "start" "-a" "bf5c8bfee8758ee3c11be2a0dd6a74b855d7cd2a5dc768f1ff9d1a30b9cd54bd", kill_on_drop: false }`
[INFO] [stderr]    Compiling libm v0.2.8
[INFO] [stderr]     Checking bytemuck v1.15.0
[INFO] [stderr]     Checking reborrow v0.5.5
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling seq-macro v0.3.5
[INFO] [stderr]     Checking raw-cpuid v10.7.0
[INFO] [stderr]     Checking dyn-stack v0.10.0
[INFO] [stderr]     Checking num-complex v0.4.5
[INFO] [stderr]     Checking pulp v0.18.9
[INFO] [stderr]     Checking gemm-common v0.16.15
[INFO] [stderr]     Checking gemm-f32 v0.16.15 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.12s
[INFO] running `Command { std: "docker" "inspect" "bf5c8bfee8758ee3c11be2a0dd6a74b855d7cd2a5dc768f1ff9d1a30b9cd54bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf5c8bfee8758ee3c11be2a0dd6a74b855d7cd2a5dc768f1ff9d1a30b9cd54bd", kill_on_drop: false }`
[INFO] [stdout] bf5c8bfee8758ee3c11be2a0dd6a74b855d7cd2a5dc768f1ff9d1a30b9cd54bd