[INFO] cloning repository https://github.com/open-spaced-repetition/fsrs-rs-c
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/open-spaced-repetition/fsrs-rs-c" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fopen-spaced-repetition%2Ffsrs-rs-c", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fopen-spaced-repetition%2Ffsrs-rs-c'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ba0dae05deb72b0fa7f13607a1a2876862e63c7c
[INFO] building open-spaced-repetition/fsrs-rs-c against master#eb171a227f9e5de5d376b6edb56b174bc8235fb3 for pr-149937
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fopen-spaced-repetition%2Ffsrs-rs-c" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/open-spaced-repetition/fsrs-rs-c
[INFO] finished tweaking git repo https://github.com/open-spaced-repetition/fsrs-rs-c
[INFO] tweaked toml for git repo https://github.com/open-spaced-repetition/fsrs-rs-c written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/open-spaced-repetition/fsrs-rs-c on toolchain eb171a227f9e5de5d376b6edb56b174bc8235fb3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+eb171a227f9e5de5d376b6edb56b174bc8235fb3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/open-spaced-repetition/fsrs-rs-c 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" "+eb171a227f9e5de5d376b6edb56b174bc8235fb3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded burn-wgpu v0.17.1
[INFO] [stderr]   Downloaded snafu-derive v0.8.6
[INFO] [stderr]   Downloaded cubecl v0.5.0
[INFO] [stderr]   Downloaded float-ord v0.3.2
[INFO] [stderr]   Downloaded burn-ir v0.17.1
[INFO] [stderr]   Downloaded snafu v0.8.6
[INFO] [stderr]   Downloaded redox_users v0.5.0
[INFO] [stderr]   Downloaded cubecl-macros-internal v0.5.0
[INFO] [stderr]   Downloaded macerator-macros v0.1.2
[INFO] [stderr]   Downloaded wrapcenum-derive v0.4.1
[INFO] [stderr]   Downloaded bytesize v1.3.3
[INFO] [stderr]   Downloaded sanitize-filename v0.6.0
[INFO] [stderr]   Downloaded dyn-stack v0.13.0
[INFO] [stderr]   Downloaded burn-cuda v0.17.1
[INFO] [stderr]   Downloaded macerator v0.2.8
[INFO] [stderr]   Downloaded burn-candle v0.17.1
[INFO] [stderr]   Downloaded nvml-wrapper v0.10.0
[INFO] [stderr]   Downloaded burn-dataset v0.17.1
[INFO] [stderr]   Downloaded burn-autodiff v0.17.1
[INFO] [stderr]   Downloaded burn-cubecl v0.17.1
[INFO] [stderr]   Downloaded prettyplease v0.2.35
[INFO] [stderr]   Downloaded burn-core v0.17.1
[INFO] [stderr]   Downloaded cubecl-linalg v0.5.0
[INFO] [stderr]   Downloaded cubecl-core v0.5.0
[INFO] [stderr]   Downloaded burn-tensor v0.17.1
[INFO] [stderr]   Downloaded burn-ndarray v0.17.1
[INFO] [stderr]   Downloaded cbindgen v0.29.0
[INFO] [stderr]   Downloaded burn-train v0.17.1
[INFO] [stderr]   Downloaded cubecl-cpp v0.5.0
[INFO] [stderr]   Downloaded fsrs v5.1.0
[INFO] [stderr]   Downloaded cubecl-macros v0.5.0
[INFO] [stderr]   Downloaded cubecl-runtime v0.5.0
[INFO] [stderr]   Downloaded burn-rocm v0.17.1
[INFO] [stderr]   Downloaded systemstat v0.2.4
[INFO] [stderr]   Downloaded cubecl-hip-sys v6.4.4348201
[INFO] [stderr]   Downloaded cubecl-hip v0.5.0
[INFO] [stderr]   Downloaded nvml-wrapper-sys v0.8.0
[INFO] [stderr]   Downloaded burn-common v0.17.1
[INFO] [stderr]   Downloaded cubecl-cuda v0.5.0
[INFO] [stderr]   Downloaded cubecl-reduce v0.5.0
[INFO] [stderr]   Downloaded cubecl-std v0.5.0
[INFO] [stderr]   Downloaded cubecl-ir v0.5.0
[INFO] [stderr]   Downloaded cubecl-wgpu v0.5.0
[INFO] [stderr]   Downloaded burn v0.17.1
[INFO] [stderr]   Downloaded derive_arbitrary v1.4.1
[INFO] [stderr]   Downloaded burn-router v0.17.1
[INFO] [stderr]   Downloaded burn-derive v0.17.1
[INFO] [stderr]   Downloaded moddef v0.2.6
[INFO] [stderr]   Downloaded tracing-appender v0.2.3
[INFO] [stderr]   Downloaded cubecl-common v0.5.0
[INFO] [stderr]   Downloaded priority-queue v2.5.0
[INFO] [stderr]   Downloaded libredox v0.1.4
[INFO] [stderr]   Downloaded embassy-futures v0.1.1
[INFO] [stderr]   Downloaded cudarc v0.13.9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+eb171a227f9e5de5d376b6edb56b174bc8235fb3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b2d637781e0973e4c3d11a2267885f467fe777dcbb33a1df04284158b25cbe81
[INFO] running `Command { std: "docker" "start" "-a" "b2d637781e0973e4c3d11a2267885f467fe777dcbb33a1df04284158b25cbe81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b2d637781e0973e4c3d11a2267885f467fe777dcbb33a1df04284158b25cbe81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2d637781e0973e4c3d11a2267885f467fe777dcbb33a1df04284158b25cbe81", kill_on_drop: false }`
[INFO] [stdout] b2d637781e0973e4c3d11a2267885f467fe777dcbb33a1df04284158b25cbe81
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+eb171a227f9e5de5d376b6edb56b174bc8235fb3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c8f4a33fd6ad4f3f2487ebff41afe786d36fc999ec4f7c75ff16adde5d7a48c5
[INFO] running `Command { std: "docker" "start" "-a" "c8f4a33fd6ad4f3f2487ebff41afe786d36fc999ec4f7c75ff16adde5d7a48c5", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling hashbrown v0.15.4
[INFO] [stderr]    Compiling rustix v1.0.7
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling toml_write v0.1.2
[INFO] [stderr]    Compiling cubecl-common v0.5.0
[INFO] [stderr]    Compiling winnow v0.7.11
[INFO] [stderr]    Compiling futures-lite v2.6.0
[INFO] [stderr]    Compiling spin v0.9.8
[INFO] [stderr]    Compiling embassy-futures v0.1.1
[INFO] [stderr]    Compiling rustversion v1.0.21
[INFO] [stderr]    Compiling portable-atomic v1.11.1
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling colored v3.0.0
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling matrixmultiply v0.3.10
[INFO] [stderr]    Compiling utf8parse v0.2.2
[INFO] [stderr]    Compiling crossbeam-deque v0.8.6
[INFO] [stderr]    Compiling cfg_aliases v0.2.1
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]    Compiling rmp v0.8.14
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]    Compiling indexmap v2.9.0
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]    Compiling deranged v0.4.0
[INFO] [stderr]    Compiling macerator v0.2.8
[INFO] [stderr]    Compiling anstyle-parse v0.2.7
[INFO] [stderr]    Compiling rstest_macros v0.25.0
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling num_cpus v1.17.0
[INFO] [stderr]    Compiling dirs-sys v0.5.0
[INFO] [stderr]    Compiling thread-tree v0.3.3
[INFO] [stderr]    Compiling spin v0.10.0
[INFO] [stderr]    Compiling csv-core v0.1.12
[INFO] [stderr]    Compiling rand_core v0.9.3
[INFO] [stderr]    Compiling rayon v1.10.0
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling is_terminal_polyfill v1.70.1
[INFO] [stderr]    Compiling anstyle-query v1.1.3
[INFO] [stderr]    Compiling rand_chacha v0.9.0
[INFO] [stderr]    Compiling time-core v0.1.4
[INFO] [stderr]    Compiling colorchoice v1.0.4
[INFO] [stderr]    Compiling anstyle v1.0.11
[INFO] [stderr]    Compiling miniz_oxide v0.8.9
[INFO] [stderr]    Compiling time v0.3.41
[INFO] [stderr]    Compiling event-listener v5.4.0
[INFO] [stderr]    Compiling dirs v6.0.0
[INFO] [stderr]    Compiling rand v0.9.2
[INFO] [stderr]    Compiling anstream v0.6.19
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling num-complex v0.4.6
[INFO] [stderr]    Compiling crc32fast v1.4.2
[INFO] [stderr]    Compiling tempfile v3.20.0
[INFO] [stderr]    Compiling rand_distr v0.5.1
[INFO] [stderr]    Compiling relative-path v1.9.3
[INFO] [stderr]    Compiling clap_lex v0.7.5
[INFO] [stderr]    Compiling unty v0.0.4
[INFO] [stderr]    Compiling glob v0.3.2
[INFO] [stderr]    Compiling burn-ndarray v0.17.1
[INFO] [stderr]    Compiling moddef v0.2.6
[INFO] [stderr]    Compiling clap_builder v4.5.40
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling flate2 v1.1.2
[INFO] [stderr]    Compiling nvml-wrapper-sys v0.8.0
[INFO] [stderr]    Compiling event-listener-strategy v0.5.4
[INFO] [stderr]    Compiling itertools v0.14.0
[INFO] [stderr]    Compiling futures-timer v3.0.3
[INFO] [stderr]    Compiling cbindgen v0.29.0
[INFO] [stderr]    Compiling seq-macro v0.3.6
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling data-encoding v2.9.0
[INFO] [stderr]    Compiling bytesize v1.3.3
[INFO] [stderr]    Compiling atomic_float v1.1.0
[INFO] [stderr]    Compiling darling_core v0.20.11
[INFO] [stderr]    Compiling uuid v1.17.0
[INFO] [stderr] error: could not compile `syn` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/eb171a227f9e5de5d376b6edb56b174bc8235fb3/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.104/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 --cfg 'feature="clone-impls"' --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="extra-traits"' --cfg 'feature="fold"' --cfg 'feature="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="visit"' --cfg 'feature="visit-mut"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("clone-impls", "default", "derive", "extra-traits", "fold", "full", "parsing", "printing", "proc-macro", "test", "visit", "visit-mut"))' -C metadata=de973827722597b6 -C extra-filename=-80efd27035400d69 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-e6fd386b8b8d865f.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-4e354ff8336ad124.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-b3925cc8f83e9ac1.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "c8f4a33fd6ad4f3f2487ebff41afe786d36fc999ec4f7c75ff16adde5d7a48c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8f4a33fd6ad4f3f2487ebff41afe786d36fc999ec4f7c75ff16adde5d7a48c5", kill_on_drop: false }`
[INFO] [stdout] c8f4a33fd6ad4f3f2487ebff41afe786d36fc999ec4f7c75ff16adde5d7a48c5