[INFO] cloning repository https://github.com/tuned-org-uk/nanochat-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tuned-org-uk/nanochat-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftuned-org-uk%2Fnanochat-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftuned-org-uk%2Fnanochat-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a9d8cecb4011a590fa00605c2ae2626717915166
[INFO] checking tuned-org-uk/nanochat-rs against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146470
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftuned-org-uk%2Fnanochat-rs" "/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/tuned-org-uk/nanochat-rs
[INFO] finished tweaking git repo https://github.com/tuned-org-uk/nanochat-rs
[INFO] tweaked toml for git repo https://github.com/tuned-org-uk/nanochat-rs written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/tuned-org-uk/nanochat-rs 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 git repo https://github.com/tuned-org-uk/nanochat-rs 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 }`
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[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 667afd3c19cf8611f4775bc51b8f262d467b6127f940b6862b60a29d766b3f71
[INFO] running `Command { std: "docker" "start" "-a" "667afd3c19cf8611f4775bc51b8f262d467b6127f940b6862b60a29d766b3f71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "667afd3c19cf8611f4775bc51b8f262d467b6127f940b6862b60a29d766b3f71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "667afd3c19cf8611f4775bc51b8f262d467b6127f940b6862b60a29d766b3f71", kill_on_drop: false }`
[INFO] [stdout] 667afd3c19cf8611f4775bc51b8f262d467b6127f940b6862b60a29d766b3f71
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fdd678bd933d378c5ec8a783480f6b3c6618b4f9dec2981986cfa05236798bbb
[INFO] running `Command { std: "docker" "start" "-a" "fdd678bd933d378c5ec8a783480f6b3c6618b4f9dec2981986cfa05236798bbb", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling unicode-ident v1.0.20
[INFO] [stderr]    Compiling libc v0.2.177
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]     Checking cfg-if v1.0.4
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling autocfg v1.5.0
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling libm v0.2.15
[INFO] [stderr]    Compiling zerocopy v0.8.27
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]     Checking once_cell v1.21.3
[INFO] [stderr]     Checking memchr v2.7.6
[INFO] [stderr]     Checking pin-project-lite v0.2.16
[INFO] [stderr]     Checking log v0.4.28
[INFO] [stderr]    Compiling rayon-core v1.13.0
[INFO] [stderr]    Compiling portable-atomic v1.11.1
[INFO] [stderr]     Checking either v1.15.0
[INFO] [stderr]     Checking parking v2.2.1
[INFO] [stderr]     Checking futures-core v0.3.31
[INFO] [stderr]    Compiling strsim v0.11.1
[INFO] [stderr]    Compiling paste v1.0.15
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]     Checking fastrand v2.3.0
[INFO] [stderr]    Compiling unicode-xid v0.2.6
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]    Compiling semver v1.0.27
[INFO] [stderr]     Checking lock_api v0.4.14
[INFO] [stderr]     Checking foldhash v0.1.5
[INFO] [stderr]    Compiling cubecl-common v0.6.0
[INFO] [stderr]     Checking equivalent v1.0.2
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking futures-io v0.3.31
[INFO] [stderr]     Checking allocator-api2 v0.2.21
[INFO] [stderr]     Checking regex-syntax v0.8.8
[INFO] [stderr]     Checking itoa v1.0.15
[INFO] [stderr]     Checking futures-lite v2.6.1
[INFO] [stderr]    Compiling rustc_version v0.4.1
[INFO] [stderr]     Checking web-time v1.1.0
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]    Compiling find-msvc-tools v0.1.4
[INFO] [stderr]    Compiling shlex v1.3.0
[INFO] [stderr]     Checking embassy-futures v0.1.2
[INFO] [stderr]     Checking bitflags v2.10.0
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling cc v1.2.43
[INFO] [stderr]     Checking ryu v1.0.20
[INFO] [stderr]     Checking crossbeam-channel v0.5.15
[INFO] [stderr]     Checking colored v3.0.0
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling rustix v1.1.2
[INFO] [stderr]    Compiling winnow v0.7.13
[INFO] [stderr]     Checking crossbeam-deque v0.8.6
[INFO] [stderr]    Compiling syn v2.0.108
[INFO] [stderr]    Compiling thiserror v2.0.17
[INFO] [stderr]    Compiling version_check v0.9.5
[INFO] [stderr]     Checking spin v0.10.0
[INFO] [stderr]    Compiling hashbrown v0.16.0
[INFO] [stderr]    Compiling matrixmultiply v0.3.10
[INFO] [stderr]    Compiling toml_datetime v0.7.3
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]     Checking option-ext v0.2.0
[INFO] [stderr]    Compiling cfg_aliases v0.2.1
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking rayon v1.11.0
[INFO] [stderr]    Compiling crc32fast v1.5.0
[INFO] [stderr]    Compiling heck v0.5.0
[INFO] [stderr]     Checking rand_core v0.9.3
[INFO] [stderr]     Checking linux-raw-sys v0.11.0
[INFO] [stderr]     Checking smallvec v1.15.1
[INFO] [stderr]    Compiling macerator v0.2.9
[INFO] [stderr]     Checking dirs-sys v0.5.0
[INFO] [stderr]     Checking num_cpus v1.17.0
[INFO] [stderr]    Compiling indexmap v2.12.0
[INFO] [stderr]     Checking thread-tree v0.3.3
[INFO] [stderr]    Compiling rstest_macros v0.25.0
[INFO] [stderr]     Checking concurrent-queue v2.5.0
[INFO] [stderr]     Checking csv-core v0.1.13
[INFO] [stderr]     Checking itertools v0.14.0
[INFO] [stderr]     Checking tracing-core v0.1.34
[INFO] [stderr]     Checking simd-adler32 v0.3.7
[INFO] [stderr]     Checking adler2 v2.0.1
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]     Checking rmp v0.8.14
[INFO] [stderr]     Checking powerfmt v0.2.0
[INFO] [stderr]     Checking lazy_static v1.5.0
[INFO] [stderr]    Compiling rustversion v1.0.22
[INFO] [stderr]    Compiling pkg-config v0.3.32
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]     Checking tracing-log v0.2.0
[INFO] [stderr]     Checking deranged v0.5.5
[INFO] [stderr]     Checking sharded-slab v0.1.7
[INFO] [stderr]     Checking miniz_oxide v0.8.9
[INFO] [stderr] error: could not compile `regex-syntax` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/bin/rustc --crate-name regex_syntax --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/regex-syntax-0.8.8/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata -C opt-level=1 -C embed-bitcode=no -C debuginfo=2 --allow=unexpected_cfgs --check-cfg 'cfg(docsrs_regex)' -C debug-assertions=on --cfg 'feature="default"' --cfg 'feature="std"' --cfg 'feature="unicode"' --cfg 'feature="unicode-age"' --cfg 'feature="unicode-bool"' --cfg 'feature="unicode-case"' --cfg 'feature="unicode-gencat"' --cfg 'feature="unicode-perl"' --cfg 'feature="unicode-script"' --cfg 'feature="unicode-segment"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("arbitrary", "default", "std", "unicode", "unicode-age", "unicode-bool", "unicode-case", "unicode-gencat", "unicode-perl", "unicode-script", "unicode-segment"))' -C metadata=e9db0a7a7b78f540 -C extra-filename=-da89062a4fe8d5e2 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --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" "fdd678bd933d378c5ec8a783480f6b3c6618b4f9dec2981986cfa05236798bbb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fdd678bd933d378c5ec8a783480f6b3c6618b4f9dec2981986cfa05236798bbb", kill_on_drop: false }`
[INFO] [stdout] fdd678bd933d378c5ec8a783480f6b3c6618b4f9dec2981986cfa05236798bbb