[INFO] fetching crate burn-cpu 0.19.1...
[INFO] testing burn-cpu-0.19.1 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7
[INFO] extracting crate burn-cpu 0.19.1 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate burn-cpu 0.19.1
[INFO] finished tweaking crates.io crate burn-cpu 0.19.1
[INFO] tweaked toml for crates.io crate burn-cpu 0.19.1 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate burn-cpu 0.19.1 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 burn-cpu 0.19.1 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]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded derive-new v0.7.0
[INFO] [stderr]   Downloaded enumset v1.1.10
[INFO] [stderr]   Downloaded md5 v0.8.0
[INFO] [stderr]   Downloaded sanitize-filename v0.6.0
[INFO] [stderr]   Downloaded cubecl v0.8.1
[INFO] [stderr]   Downloaded enumset_derive v0.14.0
[INFO] [stderr]   Downloaded cubecl-ir v0.8.1
[INFO] [stderr]   Downloaded unindent v0.2.4
[INFO] [stderr]   Downloaded tracel-llvm v20.1.4-5
[INFO] [stderr]   Downloaded slug v0.1.6
[INFO] [stderr]   Downloaded caseless v0.2.2
[INFO] [stderr]   Downloaded moddef v0.3.0
[INFO] [stderr]   Downloaded atomic_float v1.1.0
[INFO] [stderr]   Downloaded macerator-macros v0.1.3
[INFO] [stderr]   Downloaded tracel-tblgen-rs v20.1.4-5
[INFO] [stderr]   Downloaded burn-ndarray v0.19.1
[INFO] [stderr]   Downloaded burn-cubecl-fusion v0.19.1
[INFO] [stderr]   Downloaded burn-cubecl v0.19.1
[INFO] [stderr]   Downloaded cubecl-matmul v0.8.1
[INFO] [stderr]   Downloaded cubecl-core v0.8.1
[INFO] [stderr]   Downloaded deunicode v1.6.2
[INFO] [stderr]   Downloaded comrak v0.39.1
[INFO] [stderr]   Downloaded objc2-io-kit v0.3.2
[INFO] [stderr]   Downloaded sysinfo v0.36.1
[INFO] [stderr]   Downloaded bindgen v0.71.1
[INFO] [stderr]   Downloaded webpki-roots v1.0.3
[INFO] [stderr]   Downloaded burn-tensor v0.19.1
[INFO] [stderr]   Downloaded burn-autodiff v0.19.1
[INFO] [stderr]   Downloaded tracel-mlir-rs v20.1.4-5
[INFO] [stderr]   Downloaded cubecl-cpp v0.8.1
[INFO] [stderr]   Downloaded cubecl-common v0.8.1
[INFO] [stderr]   Downloaded burn-fusion v0.19.1
[INFO] [stderr]   Downloaded cubecl-cpu v0.8.1
[INFO] [stderr]   Downloaded cubecl-opt v0.8.1
[INFO] [stderr]   Downloaded cubecl-quant v0.8.1
[INFO] [stderr]   Downloaded cubecl-hip-sys v7.0.5183101
[INFO] [stderr]   Downloaded cubecl-std v0.8.1
[INFO] [stderr]   Downloaded text_placeholder v0.5.1
[INFO] [stderr]   Downloaded cudarc v0.17.7
[INFO] [stderr]   Downloaded cubecl-macros v0.8.1
[INFO] [stderr]   Downloaded tracel-mlir-rs-macros v20.1.4-5
[INFO] [stderr]   Downloaded stable-vec v0.4.1
[INFO] [stderr]   Downloaded cubecl-hip v0.8.1
[INFO] [stderr]   Downloaded embassy-futures v0.1.2
[INFO] [stderr]   Downloaded burn-ir v0.19.1
[INFO] [stderr]   Downloaded burn-common v0.19.1
[INFO] [stderr]   Downloaded cubecl-convolution v0.8.1
[INFO] [stderr]   Downloaded convert_case v0.8.0
[INFO] [stderr]   Downloaded tracel-mlir-sys v20.1.4-5
[INFO] [stderr]   Downloaded tracel-llvm-bundler v20.1.4-5
[INFO] [stderr]   Downloaded float4 v0.1.0
[INFO] [stderr]   Downloaded float8 v0.4.2
[INFO] [stderr]   Downloaded cubecl-runtime v0.8.1
[INFO] [stderr]   Downloaded thread-tree v0.3.3
[INFO] [stderr]   Downloaded burn-tensor-testgen v0.19.1
[INFO] [stderr]   Downloaded cubecl-random v0.8.1
[INFO] [stderr]   Downloaded cubecl-reduce v0.8.1
[INFO] [stderr]   Downloaded embassy-time v0.4.0
[INFO] [stderr]   Downloaded cubecl-macros-internal v0.8.1
[INFO] [stderr]   Downloaded cubecl-wgpu v0.8.1
[INFO] [stderr]   Downloaded macerator v0.2.9
[INFO] [stderr]   Downloaded entities v1.0.1
[INFO] [stderr]   Downloaded cubecl-cuda v0.8.1
[INFO] [stderr]   Downloaded no-std-compat v0.2.0
[INFO] [stderr]   Downloaded embassy-time-driver v0.2.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] a1487a25329e60a0631d71ae4a2a4dea99e319521f167c85c43c65ff9846f261
[INFO] running `Command { std: "docker" "start" "-a" "a1487a25329e60a0631d71ae4a2a4dea99e319521f167c85c43c65ff9846f261", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a1487a25329e60a0631d71ae4a2a4dea99e319521f167c85c43c65ff9846f261", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a1487a25329e60a0631d71ae4a2a4dea99e319521f167c85c43c65ff9846f261", kill_on_drop: false }`
[INFO] [stdout] a1487a25329e60a0631d71ae4a2a4dea99e319521f167c85c43c65ff9846f261
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 7ad7e7922e3e2a7366a2089947d31688aaf06bf2ef346e420371c075867fd013
[INFO] running `Command { std: "docker" "start" "-a" "7ad7e7922e3e2a7366a2089947d31688aaf06bf2ef346e420371c075867fd013", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
[INFO] [stderr]    Compiling stable_deref_trait v1.2.1
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling bytes v1.10.1
[INFO] [stderr]    Compiling libm v0.2.15
[INFO] [stderr]    Compiling futures-core v0.3.31
[INFO] [stderr]    Compiling futures-sink v0.3.31
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling writeable v0.6.1
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling litemap v0.8.0
[INFO] [stderr]    Compiling dirs-sys v0.5.0
[INFO] [stderr]    Compiling socket2 v0.6.1
[INFO] [stderr]    Compiling mio v1.0.4
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]    Compiling slab v0.4.11
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling zeroize v1.8.2
[INFO] [stderr]    Compiling dirs v6.0.0
[INFO] [stderr]    Compiling prettyplease v0.2.37
[INFO] [stderr]    Compiling icu_normalizer_data v2.0.0
[INFO] [stderr]    Compiling typenum v1.19.0
[INFO] [stderr]    Compiling tracing-core v0.1.34
[INFO] [stderr]    Compiling icu_properties_data v2.0.1
[INFO] [stderr]    Compiling rustls-pki-types v1.12.0
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling percent-encoding v2.3.2
[INFO] [stderr]    Compiling futures-task v0.3.31
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling untrusted v0.9.0
[INFO] [stderr]    Compiling tokio v1.48.0
[INFO] [stderr]    Compiling http v1.3.1
[INFO] [stderr]    Compiling futures-io v0.3.31
[INFO] [stderr]    Compiling httparse v1.10.1
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling generic-array v0.14.9
[INFO] [stderr]    Compiling try-lock v0.2.5
[INFO] [stderr]    Compiling rustls v0.23.34
[INFO] [stderr]    Compiling atomic-waker v1.1.2
[INFO] [stderr]    Compiling tower-service v0.3.3
[INFO] [stderr]    Compiling want v0.3.1
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling subtle v2.6.1
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling liblzma-sys v0.4.4
[INFO] [stderr]    Compiling form_urlencoded v1.2.2
[INFO] [stderr]    Compiling sync_wrapper v1.0.2
[INFO] [stderr]    Compiling ipnet v2.11.0
[INFO] [stderr]    Compiling syn v2.0.108
[INFO] [stderr]    Compiling tower-layer v0.3.3
[INFO] [stderr]    Compiling utf8_iter v1.0.4
[INFO] [stderr]    Compiling base64 v0.22.1
[INFO] [stderr]    Compiling webpki-roots v1.0.3
[INFO] [stderr]    Compiling iri-string v0.7.8
[INFO] [stderr]    Compiling anyhow v1.0.100
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling num_cpus v1.17.0
[INFO] [stderr]    Compiling filetime v0.2.26
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling cpufeatures v0.2.17
[INFO] [stderr]    Compiling http-body v1.0.1
[INFO] [stderr]    Compiling tar v0.4.44
[INFO] [stderr]    Compiling regex-syntax v0.8.8
[INFO] [stderr]    Compiling http-body-util v0.1.3
[INFO] [stderr]    Compiling portable-atomic v1.11.1
[INFO] [stderr]    Compiling embassy-futures v0.1.2
[INFO] [stderr]    Compiling web-time v1.1.0
[INFO] [stderr]    Compiling clang-sys v1.8.1
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]    Compiling cubecl-common v0.8.1
[INFO] [stderr]    Compiling fastrand v2.3.0
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling parking_lot v0.12.5
[INFO] [stderr]    Compiling concurrent-queue v2.5.0
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling futures-lite v2.6.1
[INFO] [stderr]    Compiling serde_bytes v0.11.19
[INFO] [stderr]    Compiling rand_core v0.9.3
[INFO] [stderr]    Compiling regex-automata v0.4.13
[INFO] [stderr]    Compiling sha2 v0.10.9
[INFO] [stderr]    Compiling float4 v0.1.0
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling event-listener v5.4.1
[INFO] [stderr]    Compiling bindgen v0.71.1
[INFO] [stderr]    Compiling winnow v0.7.13
[INFO] [stderr]    Compiling event-listener-strategy v0.5.4
[INFO] [stderr]    Compiling itertools v0.13.0
[INFO] [stderr]    Compiling hashbrown v0.15.5
[INFO] [stderr]    Compiling spin v0.10.0
[INFO] [stderr]    Compiling cubecl-runtime v0.8.1
[INFO] [stderr]    Compiling toml_datetime v0.7.3
[INFO] [stderr]    Compiling serde_spanned v1.0.3
[INFO] [stderr]    Compiling cubecl-macros v0.8.1
[INFO] [stderr]    Compiling toml_writer v1.0.4
[INFO] [stderr]    Compiling float-ord v0.3.2
[INFO] [stderr]    Compiling async-channel v2.5.0
[INFO] [stderr]    Compiling md5 v0.8.0
[INFO] [stderr]    Compiling bitflags v2.10.0
[INFO] [stderr]    Compiling tinyvec_macros v0.1.1
[INFO] [stderr]    Compiling tinyvec v1.10.0
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling deunicode v1.6.2
[INFO] [stderr]    Compiling yansi v1.0.1
[INFO] [stderr]    Compiling regex v1.12.2
[INFO] [stderr]    Compiling entities v1.0.1
[INFO] [stderr]    Compiling unicode-normalization v0.1.24
[INFO] [stderr]    Compiling unicode-segmentation v1.12.0
[INFO] [stderr]    Compiling slug v0.1.6
[INFO] [stderr]    Compiling typed-arena v2.0.2
[INFO] [stderr]    Compiling diff v0.1.13
[INFO] [stderr]    Compiling unicode_categories v0.1.1
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling convert_case v0.8.0
[INFO] [stderr]    Compiling tokio-util v0.7.16
[INFO] [stderr]    Compiling tower v0.5.2
[INFO] [stderr]    Compiling sanitize-filename v0.6.0
[INFO] [stderr]    Compiling pretty_assertions v1.4.1
[INFO] [stderr]    Compiling unindent v0.2.4
[INFO] [stderr]    Compiling num-iter v0.1.45
[INFO] [stderr]    Compiling num-complex v0.4.6
[INFO] [stderr]    Compiling caseless v0.2.2
[INFO] [stderr]    Compiling no-std-compat v0.2.0
[INFO] [stderr]    Compiling cexpr v0.6.0
[INFO] [stderr]    Compiling h2 v0.4.12
[INFO] [stderr]    Compiling tower-http v0.6.6
[INFO] [stderr]    Compiling comrak v0.39.1
[INFO] [stderr]    Compiling stable-vec v0.4.1
[INFO] [stderr]    Compiling petgraph v0.6.5
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]    Compiling darling_core v0.21.3
[INFO] [stderr]    Compiling toml_parser v1.0.4
[INFO] [stderr]    Compiling rustls-webpki v0.103.7
[INFO] [stderr]    Compiling sysinfo v0.36.1
[INFO] [stderr]    Compiling num-rational v0.4.2
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]    Compiling toml v0.9.8
[INFO] [stderr]    Compiling num v0.4.3
[INFO] [stderr]    Compiling colored v3.0.0
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling zerofrom-derive v0.1.6
[INFO] [stderr]    Compiling yoke-derive v0.8.0
[INFO] [stderr]    Compiling zerovec-derive v0.11.1
[INFO] [stderr]    Compiling zerocopy-derive v0.8.27
[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]    Compiling bytemuck_derive v1.10.2
[INFO] [stderr]    Compiling derive_more-impl v2.0.1
[INFO] [stderr]    Compiling thiserror-impl v2.0.17
[INFO] [stderr]    Compiling derive-new v0.7.0
[INFO] [stderr]    Compiling darling_macro v0.21.3
[INFO] [stderr]    Compiling darling v0.21.3
[INFO] [stderr]    Compiling enumset_derive v0.14.0
[INFO] [stderr]    Compiling cubecl-macros-internal v0.8.1
[INFO] [stderr]    Compiling variadics_please v1.1.0
[INFO] [stderr]    Compiling hyper v1.7.0
[INFO] [stderr]    Compiling liblzma v0.4.5
[INFO] [stderr]    Compiling zerofrom v0.1.6
[INFO] [stderr]    Compiling yoke v0.8.0
[INFO] [stderr]    Compiling zerocopy v0.8.27
[INFO] [stderr]    Compiling bytemuck v1.24.0
[INFO] [stderr]    Compiling thiserror v2.0.17
[INFO] [stderr]    Compiling enumset v1.1.10
[INFO] [stderr]    Compiling zerovec v0.11.4
[INFO] [stderr]    Compiling zerotrie v0.2.2
[INFO] [stderr]    Compiling hyper-util v0.1.17
[INFO] [stderr]    Compiling derive_more v2.0.1
[INFO] [stderr]    Compiling tinystr v0.8.1
[INFO] [stderr]    Compiling potential_utf v0.1.3
[INFO] [stderr]    Compiling icu_collections v2.0.0
[INFO] [stderr]    Compiling icu_locale_core v2.0.0
[INFO] [stderr]    Compiling serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling half v2.7.1
[INFO] [stderr]    Compiling tokio-rustls v0.26.4
[INFO] [stderr]    Compiling hashbrown v0.13.2
[INFO] [stderr]    Compiling icu_provider v2.0.0
[INFO] [stderr]    Compiling hyper-rustls v0.27.7
[INFO] [stderr]    Compiling rand_chacha v0.9.0
[INFO] [stderr]    Compiling float8 v0.4.2
[INFO] [stderr]    Compiling icu_properties v2.0.1
[INFO] [stderr]    Compiling icu_normalizer v2.0.0
[INFO] [stderr]    Compiling rand v0.9.2
[INFO] [stderr]    Compiling text_placeholder v0.5.1
[INFO] [stderr]    Compiling rand_distr v0.5.1
[INFO] [stderr]    Compiling idna_adapter v1.2.1
[INFO] [stderr]    Compiling idna v1.1.0
[INFO] [stderr]    Compiling url v2.5.7
[INFO] [stderr]    Compiling cubecl-ir v0.8.1
[INFO] [stderr]    Compiling burn-common v0.19.1
[INFO] [stderr]    Compiling reqwest v0.12.24
[INFO] [stderr]    Compiling tracel-llvm-bundler v20.1.4-5
[INFO] [stderr] error: failed to run custom build command for `tracel-llvm-bundler v20.1.4-5`
[INFO] [stderr] note: To improve backtraces for build dependencies, set the CARGO_PROFILE_DEV_BUILD_OVERRIDE_DEBUG=true environment variable to enable debug information generation.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/tracel-llvm-bundler-d5a2615153cdedb4/build-script-build` (exit status: 1)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   cargo:rerun-if-changed=/root/.local/share/tracel/tracel-llvm-20.1.4-5/.tracel-llvm-installed
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr]   downloading https://github.com/tracel-ai/tracel-llvm/releases/download/v20.1.4-5/linux-x64.checksums.json
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "7ad7e7922e3e2a7366a2089947d31688aaf06bf2ef346e420371c075867fd013", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ad7e7922e3e2a7366a2089947d31688aaf06bf2ef346e420371c075867fd013", kill_on_drop: false }`
[INFO] [stdout] 7ad7e7922e3e2a7366a2089947d31688aaf06bf2ef346e420371c075867fd013