[INFO] fetching crate private-gemm-x86 0.1.18...
[INFO] testing private-gemm-x86-0.1.18 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate private-gemm-x86 0.1.18 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate private-gemm-x86 0.1.18
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate private-gemm-x86 0.1.18
[INFO] tweaked toml for crates.io crate private-gemm-x86 0.1.18 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate private-gemm-x86 0.1.18 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate private-gemm-x86 0.1.18 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" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 558548a32475194fa626b5afeba95ded0fd1023f75c4fd814f8474a3d877b5de
[INFO] running `Command { std: "docker" "start" "-a" "558548a32475194fa626b5afeba95ded0fd1023f75c4fd814f8474a3d877b5de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "558548a32475194fa626b5afeba95ded0fd1023f75c4fd814f8474a3d877b5de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "558548a32475194fa626b5afeba95ded0fd1023f75c4fd814f8474a3d877b5de", kill_on_drop: false }`
[INFO] [stdout] 558548a32475194fa626b5afeba95ded0fd1023f75c4fd814f8474a3d877b5de
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 70357d69c8825d9629b3e4d573fcd5953f95fd1812688c251c142be5b5dd60c2
[INFO] running `Command { std: "docker" "start" "-a" "70357d69c8825d9629b3e4d573fcd5953f95fd1812688c251c142be5b5dd60c2", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.172
[INFO] [stderr]    Compiling syn v2.0.101
[INFO] [stderr]    Compiling crossbeam-queue v0.3.12
[INFO] [stderr]    Compiling crossbeam-channel v0.5.15
[INFO] [stderr]    Compiling defer v0.2.1
[INFO] [stderr]    Compiling bitflags v2.9.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling rayon v1.10.0
[INFO] [stderr]    Compiling raw-cpuid v11.5.0
[INFO] [stderr]    Compiling crossbeam v0.8.4
[INFO] [stderr]    Compiling atomic-wait v1.1.0
[INFO] [stderr]    Compiling num_cpus v1.16.0
[INFO] [stderr]    Compiling interpol v0.2.1
[INFO] [stderr]    Compiling equator-macro v0.4.2
[INFO] [stderr]    Compiling private-gemm-x86 v0.1.18 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling equator v0.4.2
[INFO] [stderr]    Compiling spindle v0.2.2
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.21s
[INFO] running `Command { std: "docker" "inspect" "70357d69c8825d9629b3e4d573fcd5953f95fd1812688c251c142be5b5dd60c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "70357d69c8825d9629b3e4d573fcd5953f95fd1812688c251c142be5b5dd60c2", kill_on_drop: false }`
[INFO] [stdout] 70357d69c8825d9629b3e4d573fcd5953f95fd1812688c251c142be5b5dd60c2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d61882e3abb557d54fa4c3f36253677f95d09403fe6747da2de70c3d83ce1825
[INFO] running `Command { std: "docker" "start" "-a" "d61882e3abb557d54fa4c3f36253677f95d09403fe6747da2de70c3d83ce1825", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling libm v0.2.13
[INFO] [stderr]    Compiling zerocopy v0.8.25
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling nano-gemm-codegen v0.1.0
[INFO] [stderr]    Compiling litemap v0.7.5
[INFO] [stderr]    Compiling icu_locid_transform_data v1.5.1
[INFO] [stderr]    Compiling writeable v0.5.5
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling cc v1.2.20
[INFO] [stderr]    Compiling icu_properties_data v1.5.1
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling icu_normalizer_data v1.5.1
[INFO] [stderr]    Compiling pulp v0.21.5
[INFO] [stderr]    Compiling bitflags v2.9.0
[INFO] [stderr]    Compiling utf8_iter v1.0.4
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling reborrow v0.5.5
[INFO] [stderr]    Compiling utf16_iter v1.0.5
[INFO] [stderr]    Compiling write16 v1.0.0
[INFO] [stderr]    Compiling smallvec v1.15.0
[INFO] [stderr]    Compiling openssl v0.10.72
[INFO] [stderr]    Compiling rustix v1.0.5
[INFO] [stderr]    Compiling siphasher v1.0.1
[INFO] [stderr]    Compiling foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling foreign-types v0.3.2
[INFO] [stderr]    Compiling adler2 v2.0.0
[INFO] [stderr]    Compiling rustls-pki-types v1.11.0
[INFO] [stderr]    Compiling openssl-probe v0.1.6
[INFO] [stderr]    Compiling seq-macro v0.3.6
[INFO] [stderr]    Compiling linux-raw-sys v0.9.4
[INFO] [stderr]    Compiling ucd-trie v0.1.7
[INFO] [stderr]    Compiling percent-encoding v2.3.1
[INFO] [stderr]    Compiling miniz_oxide v0.8.8
[INFO] [stderr]    Compiling phf_shared v0.11.3
[INFO] [stderr]    Compiling crc32fast v1.4.2
[INFO] [stderr]    Compiling form_urlencoded v1.2.1
[INFO] [stderr]    Compiling nano-gemm-core v0.1.0
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling anyhow v1.0.98
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling rustls-pemfile v2.2.0
[INFO] [stderr]    Compiling filetime v0.2.25
[INFO] [stderr]    Compiling rustls-native-certs v0.7.3
[INFO] [stderr]    Compiling getrandom v0.3.2
[INFO] [stderr]    Compiling base64 v0.22.1
[INFO] [stderr]    Compiling option-ext v0.2.0
[INFO] [stderr]    Compiling nano-gemm-c32 v0.1.0
[INFO] [stderr]    Compiling syn v2.0.101
[INFO] [stderr]    Compiling flate2 v1.1.1
[INFO] [stderr]    Compiling dirs-sys v0.4.1
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling nano-gemm-f32 v0.1.0
[INFO] [stderr]    Compiling nano-gemm-c64 v0.1.0
[INFO] [stderr]    Compiling nano-gemm-f64 v0.1.0
[INFO] [stderr]    Compiling indexmap v2.9.0
[INFO] [stderr]    Compiling dirs v5.0.1
[INFO] [stderr]    Compiling phf_generator v0.11.3
[INFO] [stderr]    Compiling toml_write v0.1.1
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]    Compiling winnow v0.7.7
[INFO] [stderr]    Compiling prettyplease v0.2.32
[INFO] [stderr]    Compiling clap_builder v4.5.37
[INFO] [stderr]    Compiling rand_core v0.9.3
[INFO] [stderr]    Compiling easy-cast v0.5.3
[INFO] [stderr]    Compiling float-ord v0.3.2
[INFO] [stderr]    Compiling generativity v1.1.0
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling dyn-clone v1.0.19
[INFO] [stderr]    Compiling blas-sys v0.8.0
[INFO] [stderr]    Compiling lapack-sys v0.15.0
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling openssl-sys v0.9.107
[INFO] [stderr]    Compiling openmp-sys v1.2.3
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling average v0.16.0
[INFO] [stderr]    Compiling json v0.12.4
[INFO] [stderr]    Compiling xattr v1.5.0
[INFO] [stderr]    Compiling tar v0.4.44
[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/beta-2025-09-21-x86_64-unknown-linux-gnu/bin/rustc --crate-name nano_gemm_f32 --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/nano-gemm-f32-0.1.0/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="nightly"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("default", "nightly"))' -C metadata=d8e71d6a10201a9b -C extra-filename=-935d7753984ef1c3 --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-1215b675154a95fb.rmeta --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/nano-gemm-f64-0.1.0/src/lib.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 |     feature(stdarch_x86_avx512, avx512_target_feature)
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: the feature `avx512_target_feature` has been stable since `1.89.0` and no longer requires an attribute to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `nano-gemm-f64` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "d61882e3abb557d54fa4c3f36253677f95d09403fe6747da2de70c3d83ce1825", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d61882e3abb557d54fa4c3f36253677f95d09403fe6747da2de70c3d83ce1825", kill_on_drop: false }`
[INFO] [stdout] d61882e3abb557d54fa4c3f36253677f95d09403fe6747da2de70c3d83ce1825
