[INFO] fetching crate nano-gemm 0.2.2...
[INFO] documenting nano-gemm-0.2.2 against try#a394c9cd9ec93787f09a7ac445b14cc674a94549 for pr-151918
[INFO] extracting crate nano-gemm 0.2.2 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate nano-gemm 0.2.2
[INFO] finished tweaking crates.io crate nano-gemm 0.2.2
[INFO] tweaked toml for crates.io crate nano-gemm 0.2.2 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate nano-gemm 0.2.2 on toolchain a394c9cd9ec93787f09a7ac445b14cc674a94549
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a394c9cd9ec93787f09a7ac445b14cc674a94549" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate nano-gemm 0.2.2 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" "+a394c9cd9ec93787f09a7ac445b14cc674a94549" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:29356a839a4d14451438f794ce8414e707d72405f44418718d724d22562fe786" "/opt/rustwide/cargo-home/bin/cargo" "+a394c9cd9ec93787f09a7ac445b14cc674a94549" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0d7802827e79168ed4e70c75da64bba4932fdd8dd47cea1c2cb65f48477819ae
[INFO] running `Command { std: "docker" "start" "-a" "0d7802827e79168ed4e70c75da64bba4932fdd8dd47cea1c2cb65f48477819ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0d7802827e79168ed4e70c75da64bba4932fdd8dd47cea1c2cb65f48477819ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d7802827e79168ed4e70c75da64bba4932fdd8dd47cea1c2cb65f48477819ae", kill_on_drop: false }`
[INFO] [stdout] 0d7802827e79168ed4e70c75da64bba4932fdd8dd47cea1c2cb65f48477819ae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:29356a839a4d14451438f794ce8414e707d72405f44418718d724d22562fe786" "/opt/rustwide/cargo-home/bin/cargo" "+a394c9cd9ec93787f09a7ac445b14cc674a94549" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] edfe7ee80c781bbdc415e905c809136401adbe277f48b22873dcd0b724474ce3
[INFO] running `Command { std: "docker" "start" "-a" "edfe7ee80c781bbdc415e905c809136401adbe277f48b22873dcd0b724474ce3", kill_on_drop: false }`
[INFO] [stderr]    Compiling nano-gemm-codegen v0.2.1
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking nano-gemm-core v0.2.1
[INFO] [stderr]    Compiling syn v2.0.100
[INFO] [stderr]     Checking num-complex v0.4.6
[INFO] [stderr]    Compiling nano-gemm-f64 v0.2.1
[INFO] [stderr]    Compiling nano-gemm-c32 v0.2.1
[INFO] [stderr]    Compiling nano-gemm-c64 v0.2.1
[INFO] [stderr]    Compiling nano-gemm-f32 v0.2.1
[INFO] [stderr] error: could not compile `nano-gemm-f32` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/a394c9cd9ec93787f09a7ac445b14cc674a94549/bin/rustc --crate-name nano_gemm_f32 --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/nano-gemm-f32-0.2.1/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("default", "x86-v4"))' -C metadata=da2ccae6256658ba -C extra-filename=-12526191afbc3bda --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern nano_gemm_core=/opt/rustwide/target/debug/deps/libnano_gemm_core-2efaec127505af55.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `nano-gemm-f64` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/a394c9cd9ec93787f09a7ac445b14cc674a94549/bin/rustc --crate-name nano_gemm_f64 --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/nano-gemm-f64-0.2.1/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("default", "x86-v4"))' -C metadata=3aca007f61de11de -C extra-filename=-822a8cc85c2876dd --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern nano_gemm_core=/opt/rustwide/target/debug/deps/libnano_gemm_core-2efaec127505af55.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "edfe7ee80c781bbdc415e905c809136401adbe277f48b22873dcd0b724474ce3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "edfe7ee80c781bbdc415e905c809136401adbe277f48b22873dcd0b724474ce3", kill_on_drop: false }`
[INFO] [stdout] edfe7ee80c781bbdc415e905c809136401adbe277f48b22873dcd0b724474ce3