[INFO] cloning repository https://github.com/ramigb/semantic_skeletonizer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ramigb/semantic_skeletonizer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Framigb%2Fsemantic_skeletonizer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Framigb%2Fsemantic_skeletonizer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9d0a9d1df49015109c5b538008198bfecc8d870b
[INFO] testing ramigb/semantic_skeletonizer against beta-2026-04-21 for beta-1.96-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Framigb%2Fsemantic_skeletonizer" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/ramigb/semantic_skeletonizer
[INFO] finished tweaking git repo https://github.com/ramigb/semantic_skeletonizer
[INFO] tweaked toml for git repo https://github.com/ramigb/semantic_skeletonizer written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ramigb/semantic_skeletonizer on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/ramigb/semantic_skeletonizer 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-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b3bc8ddf625a2462dc4f59be3535375f58f86a602910336ebd6d67e48b38bb39
[INFO] running `Command { std: "docker" "start" "-a" "b3bc8ddf625a2462dc4f59be3535375f58f86a602910336ebd6d67e48b38bb39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b3bc8ddf625a2462dc4f59be3535375f58f86a602910336ebd6d67e48b38bb39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3bc8ddf625a2462dc4f59be3535375f58f86a602910336ebd6d67e48b38bb39", kill_on_drop: false }`
[INFO] [stdout] b3bc8ddf625a2462dc4f59be3535375f58f86a602910336ebd6d67e48b38bb39
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8b5b6e2479632b17b3eada783e0575f54b9d3fbf73a96da42e0fe961cb292bd6
[INFO] running `Command { std: "docker" "start" "-a" "8b5b6e2479632b17b3eada783e0575f54b9d3fbf73a96da42e0fe961cb292bd6", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling allocator-api2 v0.2.21
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling outref v0.5.2
[INFO] [stderr]    Compiling form_urlencoded v1.2.2
[INFO] [stderr]    Compiling vsimd v0.8.0
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.6
[INFO] [stderr]    Compiling uuid v1.21.0
[INFO] [stderr]    Compiling unicode-id-start v1.4.0
[INFO] [stderr]    Compiling if_chain v1.0.3
[INFO] [stderr]    Compiling better_scoped_tls v1.0.1
[INFO] [stderr]    Compiling phf_shared v0.11.3
[INFO] [stderr]    Compiling dragonbox_ecma v0.1.12
[INFO] [stderr]    Compiling object v0.37.3
[INFO] [stderr]    Compiling par-core v2.0.0
[INFO] [stderr]    Compiling num_cpus v1.17.0
[INFO] [stderr]    Compiling stacker v0.1.23
[INFO] [stderr]    Compiling swc_visit v2.0.1
[INFO] [stderr]    Compiling phf_generator v0.11.3
[INFO] [stderr]    Compiling smartstring v1.0.1
[INFO] [stderr]    Compiling parking_lot v0.12.5
[INFO] [stderr]    Compiling seq-macro v0.3.6
[INFO] [stderr]    Compiling aho-corasick v1.1.4
[INFO] [stderr]    Compiling swc_ecma_regexp_common v0.0.1
[INFO] [stderr]    Compiling hashbrown v0.16.1
[INFO] [stderr]    Compiling bstr v1.12.1
[INFO] [stderr]    Compiling fixedbitset v0.5.7
[INFO] [stderr]    Compiling sha1 v0.10.6
[INFO] [stderr]    Compiling chrono v0.4.43
[INFO] [stderr]    Compiling base64-simd v0.8.0
[INFO] [stderr]    Compiling castaway v0.2.4
[INFO] [stderr]    Compiling bumpalo v3.20.2
[INFO] [stderr]    Compiling owo-colors v4.2.3
[INFO] [stderr]    Compiling path-clean v0.1.0
[INFO] [stderr]    Compiling compact_str v0.7.1
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]    Compiling itertools v0.13.0
[INFO] [stderr]    Compiling precomputed-map v0.2.0
[INFO] [stderr]    Compiling foldhash v0.1.5
[INFO] [stderr]    Compiling unicode-linebreak v0.1.5
[INFO] [stderr]    Compiling path-clean v1.0.1
[INFO] [stderr]    Compiling ascii v1.1.0
[INFO] [stderr]    Compiling regress v0.10.5
[INFO] [stderr]    Compiling lru v0.16.3
[INFO] [stderr]    Compiling mio v1.1.1
[INFO] [stderr]    Compiling par-iter v2.0.0
[INFO] [stderr]    Compiling radix_fmt v1.0.0
[INFO] [stderr]    Compiling textwrap v0.16.2
[INFO] [stderr]    Compiling ryu-js v1.0.2
[INFO] [stderr]    Compiling inotify-sys v0.1.5
[INFO] [stderr]    Compiling regex-automata v0.4.14
[INFO] [stderr]    Compiling inotify v0.11.0
[INFO] [stderr]    Compiling tracing-subscriber v0.3.22
[INFO] [stderr]    Compiling notify v8.2.0
[INFO] [stderr]    Compiling indexmap v2.13.0
[INFO] [stderr]    Compiling semver v1.0.27
[INFO] [stderr]    Compiling petgraph v0.7.1
[INFO] [stderr]    Compiling regex v1.12.3
[INFO] [stderr]    Compiling globset v0.4.18
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]    Compiling swc_macros_common v1.0.1
[INFO] [stderr]    Compiling ar_archive_writer v0.5.1
[INFO] [stderr]    Compiling jsonc-parser v0.26.3
[INFO] [stderr]    Compiling Inflector v0.11.4
[INFO] [stderr] error: could not compile `regress` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/beta-2026-04-21-x86_64-unknown-linux-gnu/bin/rustc --crate-name regress --edition=2024 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/regress-0.10.5/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="backend-pikevm"' --cfg 'feature="default"' --cfg 'feature="std"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("backend-pikevm", "default", "index-positions", "pattern", "prohibit-unsafe", "std", "utf16"))' -C metadata=8829083decf0edf0 -C extra-filename=-6b17389613570d67 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern hashbrown=/opt/rustwide/target/debug/deps/libhashbrown-94549c03569784de.rmeta --extern memchr=/opt/rustwide/target/debug/deps/libmemchr-19f85ccd2b063f07.rmeta --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "8b5b6e2479632b17b3eada783e0575f54b9d3fbf73a96da42e0fe961cb292bd6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b5b6e2479632b17b3eada783e0575f54b9d3fbf73a96da42e0fe961cb292bd6", kill_on_drop: false }`
[INFO] [stdout] 8b5b6e2479632b17b3eada783e0575f54b9d3fbf73a96da42e0fe961cb292bd6