[INFO] fetching crate ferrolearn-io 0.2.0...
[INFO] checking ferrolearn-io-0.2.0 against master#1b8f2e46e14b08208a53585570edd9206374aae8 for pr-155418
[INFO] extracting crate ferrolearn-io 0.2.0 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate ferrolearn-io 0.2.0
[INFO] finished tweaking crates.io crate ferrolearn-io 0.2.0
[INFO] tweaked toml for crates.io crate ferrolearn-io 0.2.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate ferrolearn-io 0.2.0 on toolchain 1b8f2e46e14b08208a53585570edd9206374aae8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1b8f2e46e14b08208a53585570edd9206374aae8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate ferrolearn-io 0.2.0 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" "+1b8f2e46e14b08208a53585570edd9206374aae8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded spindle v0.2.6
[INFO] [stderr]   Downloaded atomic-wait v1.1.0
[INFO] [stderr]   Downloaded ferrolearn-core v0.2.0
[INFO] [stderr]   Downloaded equator v0.6.0
[INFO] [stderr]   Downloaded equator-macro v0.6.0
[INFO] [stderr]   Downloaded faer-traits v0.24.0
[INFO] [stderr]   Downloaded nano-gemm-codegen v0.2.1
[INFO] [stderr]   Downloaded equator v0.2.2
[INFO] [stderr]   Downloaded defer v0.2.1
[INFO] [stderr]   Downloaded interpol v0.2.1
[INFO] [stderr]   Downloaded ferrolearn-tree v0.2.0
[INFO] [stderr]   Downloaded qd v0.8.0
[INFO] [stderr]   Downloaded equator-macro v0.2.1
[INFO] [stderr]   Downloaded generativity v1.1.0
[INFO] [stderr]   Downloaded nano-gemm v0.2.2
[INFO] [stderr]   Downloaded py_literal v0.4.0
[INFO] [stderr]   Downloaded nano-gemm-c32 v0.2.1
[INFO] [stderr]   Downloaded nano-gemm-c64 v0.2.1
[INFO] [stderr]   Downloaded private-gemm-x86 v0.1.20
[INFO] [stderr]   Downloaded nano-gemm-f32 v0.2.1
[INFO] [stderr]   Downloaded nano-gemm-core v0.2.1
[INFO] [stderr]   Downloaded npyz v0.8.4
[INFO] [stderr]   Downloaded nano-gemm-f64 v0.2.1
[INFO] [stderr]   Downloaded ferrolearn-linear v0.2.0
[INFO] [stderr]   Downloaded faer v0.24.0
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1b8f2e46e14b08208a53585570edd9206374aae8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6c2553528bdb72ee788c595374fc61bc1fb0812781ae6d577dd05a3bc1b06eed
[INFO] running `Command { std: "docker" "start" "-a" "6c2553528bdb72ee788c595374fc61bc1fb0812781ae6d577dd05a3bc1b06eed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6c2553528bdb72ee788c595374fc61bc1fb0812781ae6d577dd05a3bc1b06eed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c2553528bdb72ee788c595374fc61bc1fb0812781ae6d577dd05a3bc1b06eed", kill_on_drop: false }`
[INFO] [stdout] 6c2553528bdb72ee788c595374fc61bc1fb0812781ae6d577dd05a3bc1b06eed
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1b8f2e46e14b08208a53585570edd9206374aae8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2b953eeb0eaaf904f390ffeaa3a6d073eeb85d1e61473130ab17512abf4ac112
[INFO] running `Command { std: "docker" "start" "-a" "2b953eeb0eaaf904f390ffeaa3a6d073eeb85d1e61473130ab17512abf4ac112", kill_on_drop: false }`
[INFO] [stderr]     Checking bytemuck v1.25.0
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling nano-gemm-codegen v0.2.1
[INFO] [stderr]     Checking pulp-wasm-simd-flag v0.1.0
[INFO] [stderr]     Checking raw-cpuid v11.6.0
[INFO] [stderr]    Compiling pulp v0.22.2
[INFO] [stderr]     Checking reborrow v0.5.5
[INFO] [stderr]    Compiling dyn-stack-macros v0.1.3
[INFO] [stderr]    Compiling seq-macro v0.3.6
[INFO] [stderr]     Checking nano-gemm-core v0.2.1
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]    Compiling pest_generator v2.8.6
[INFO] [stderr]    Compiling interpol v0.2.1
[INFO] [stderr]    Compiling equator-macro v0.4.2
[INFO] [stderr]    Compiling defer v0.2.1
[INFO] [stderr]     Checking pest v2.8.6
[INFO] [stderr]     Checking rand_chacha v0.9.0
[INFO] [stderr]    Compiling equator-macro v0.2.1
[INFO] [stderr]     Checking atomic-wait v1.1.0
[INFO] [stderr]     Checking num_cpus v1.17.0
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling thiserror v2.0.18
[INFO] [stderr]     Checking generativity v1.1.0
[INFO] [stderr]    Compiling equator-macro v0.6.0
[INFO] [stderr]    Compiling thiserror-impl v2.0.18
[INFO] [stderr]     Checking serde v1.0.228
[INFO] [stderr]     Checking dyn-stack v0.13.2
[INFO] [stderr]     Checking rand v0.9.2
[INFO] [stderr]     Checking rmp v0.8.15
[INFO] [stderr]     Checking equator v0.4.2
[INFO] [stderr]     Checking num-bigint v0.4.6
[INFO] [stderr]    Compiling private-gemm-x86 v0.1.20
[INFO] [stderr]     Checking serde_json v1.0.149
[INFO] [stderr]     Checking spindle v0.2.6
[INFO] [stderr]     Checking equator v0.6.0
[INFO] [stderr]    Compiling nano-gemm-c64 v0.2.1
[INFO] [stderr]    Compiling nano-gemm-f64 v0.2.1
[INFO] [stderr]    Compiling nano-gemm-c32 v0.2.1
[INFO] [stderr]    Compiling nano-gemm-f32 v0.2.1
[INFO] [stderr]     Checking equator v0.2.2
[INFO] [stderr]     Checking num-complex v0.4.6
[INFO] [stderr]     Checking rmp-serde v1.3.1
[INFO] [stderr]    Compiling pest_derive v2.8.6
[INFO] [stderr]     Checking rand_distr v0.5.1
[INFO] [stderr]     Checking ndarray v0.17.2
[INFO] [stderr]     Checking py_literal v0.4.0
[INFO] [stderr]     Checking npyz v0.8.4
[INFO] [stderr]     Checking gemm-common v0.19.0
[INFO] [stderr]     Checking qd v0.8.0
[INFO] [stderr]     Checking faer-traits v0.24.0
[INFO] [stderr]     Checking gemm-c32 v0.19.0
[INFO] [stderr]     Checking gemm-f64 v0.19.0
[INFO] [stderr]     Checking gemm-c64 v0.19.0
[INFO] [stderr]     Checking gemm-f32 v0.19.0
[INFO] [stderr]     Checking gemm v0.19.0
[INFO] [stderr]     Checking nano-gemm v0.2.2
[INFO] [stderr]     Checking faer v0.24.0
[INFO] [stderr]     Checking ferrolearn-core v0.2.0
[INFO] [stderr]     Checking ferrolearn-io v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 08s
[INFO] running `Command { std: "docker" "inspect" "2b953eeb0eaaf904f390ffeaa3a6d073eeb85d1e61473130ab17512abf4ac112", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b953eeb0eaaf904f390ffeaa3a6d073eeb85d1e61473130ab17512abf4ac112", kill_on_drop: false }`
[INFO] [stdout] 2b953eeb0eaaf904f390ffeaa3a6d073eeb85d1e61473130ab17512abf4ac112