[INFO] cloning repository https://github.com/guppy-rs/guppy
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/guppy-rs/guppy" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fguppy-rs%2Fguppy", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fguppy-rs%2Fguppy'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 984613f7db5df1e53686769f38e8959a477cca82
[INFO] checking guppy-rs/guppy against try#c9557a20e5ef2e0e02c29a5fafd850d1b7cf1e4f for 2025-12-16-next-solver-global
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fguppy-rs%2Fguppy" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-4-tc2/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/guppy-rs/guppy
[INFO] finished tweaking git repo https://github.com/guppy-rs/guppy
[INFO] tweaked toml for git repo https://github.com/guppy-rs/guppy written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/guppy-rs/guppy on toolchain c9557a20e5ef2e0e02c29a5fafd850d1b7cf1e4f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c9557a20e5ef2e0e02c29a5fafd850d1b7cf1e4f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/guppy-rs/guppy 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" "+c9557a20e5ef2e0e02c29a5fafd850d1b7cf1e4f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+c9557a20e5ef2e0e02c29a5fafd850d1b7cf1e4f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d5e68c43f4669a33086cef7ba31a4abd6104ad57f8ee133349a1029e62ea00c8
[INFO] running `Command { std: "docker" "start" "-a" "d5e68c43f4669a33086cef7ba31a4abd6104ad57f8ee133349a1029e62ea00c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d5e68c43f4669a33086cef7ba31a4abd6104ad57f8ee133349a1029e62ea00c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d5e68c43f4669a33086cef7ba31a4abd6104ad57f8ee133349a1029e62ea00c8", kill_on_drop: false }`
[INFO] [stdout] d5e68c43f4669a33086cef7ba31a4abd6104ad57f8ee133349a1029e62ea00c8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=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" "+c9557a20e5ef2e0e02c29a5fafd850d1b7cf1e4f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0003b4551407000dc48b742bfbd9818f7e8735fa65bce6665dee1894843eb5df
[INFO] running `Command { std: "docker" "start" "-a" "0003b4551407000dc48b742bfbd9818f7e8735fa65bce6665dee1894843eb5df", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]     Checking cfg-if v1.0.3
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]     Checking smallvec v1.15.1
[INFO] [stderr]    Compiling jobserver v0.1.32
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling rustix v1.0.7
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling rustix v0.38.44
[INFO] [stderr]     Checking hashbrown v0.16.0
[INFO] [stderr]    Compiling camino v1.2.1
[INFO] [stderr]     Checking hashbrown v0.15.4
[INFO] [stderr]     Checking object v0.32.2
[INFO] [stderr]     Checking is_ci v1.2.0
[INFO] [stderr]    Compiling owo-colors v4.2.2
[INFO] [stderr]     Checking rustc-demangle v0.1.25
[INFO] [stderr]     Checking bit-vec v0.8.0
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]     Checking glob v0.3.2
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling cc v1.2.27
[INFO] [stderr]     Checking bit-set v0.8.0
[INFO] [stderr]     Checking supports-unicode v3.0.0
[INFO] [stderr]     Checking supports-hyperlinks v3.1.0
[INFO] [stderr]     Checking unicode-linebreak v0.1.5
[INFO] [stderr]     Checking supports-color v1.3.1
[INFO] [stderr]     Checking rand_core v0.9.3
[INFO] [stderr]     Checking regex-automata v0.4.9
[INFO] [stderr]     Checking supports-color v3.0.2
[INFO] [stderr]     Checking fixedbitset v0.5.7
[INFO] [stderr]     Checking rand_chacha v0.9.0
[INFO] [stderr]     Checking owo-colors v3.5.0
[INFO] [stderr]     Checking textwrap v0.16.1
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]     Checking generic-array v0.14.7
[INFO] [stderr]     Checking tinyvec v1.8.1
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]     Checking indexmap v2.11.4
[INFO] [stderr]     Checking wait-timeout v0.2.1
[INFO] [stderr]     Checking rand v0.9.1
[INFO] [stderr]     Checking gix-trace v0.1.13
[INFO] [stderr]    Compiling include_dir_macros v0.7.4
[INFO] [stderr]     Checking rand_xorshift v0.4.0
[INFO] [stderr]    Compiling target-lexicon v0.13.3
[INFO] [stderr]     Checking unarray v0.1.4
[INFO] [stderr]     Checking winnow v0.7.13
[INFO] [stderr]     Checking home v0.5.11
[INFO] [stderr]     Checking parking_lot_core v0.9.11
[INFO] [stderr]     Checking include_dir v0.7.4
[INFO] [stderr]    Compiling target-spec v3.5.5 (/opt/rustwide/workdir/target-spec)
[INFO] [stderr]     Checking parking_lot v0.12.4
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking crc32fast v1.4.2
[INFO] [stderr]     Checking cfg-expr v0.20.5
[INFO] [stderr]     Checking prodash v29.0.2
[INFO] [stderr]     Checking flate2 v1.1.2
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking crossbeam-channel v0.5.15
[INFO] [stderr]     Checking bytes v1.10.0
[INFO] [stderr]     Checking diffus v0.10.0
[INFO] [stderr]     Checking unicode-normalization v0.1.24
[INFO] [stderr]     Checking petgraph v0.8.3
[INFO] [stderr]     Checking rayon v1.10.0
[INFO] [stderr]     Checking itertools v0.14.0
[INFO] [stderr]     Checking debug-ignore v1.0.5
[INFO] [stderr]     Checking nested v0.1.1
[INFO] [stderr]    Compiling heapless v0.8.0
[INFO] [stderr]     Checking hash32 v0.3.1
[INFO] [stderr]     Checking jiff v0.2.15
[INFO] [stderr]     Checking tempfile v3.20.0
[INFO] [stderr]     Checking sha1 v0.10.6
[INFO] [stderr]     Checking hashbrown v0.14.5
[INFO] [stderr]    Compiling backtrace v0.3.71
[INFO] [stderr]     Checking rusty-fork v0.3.0
[INFO] [stderr]     Checking proptest v1.7.0
[INFO] [stderr]     Checking sha1-checked v0.10.0
[INFO] [stderr] error: could not compile `object` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/c9557a20e5ef2e0e02c29a5fafd850d1b7cf1e4f/bin/rustc --crate-name object --edition=2018 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/object-0.32.2/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="archive"' --cfg 'feature="coff"' --cfg 'feature="elf"' --cfg 'feature="macho"' --cfg 'feature="pe"' --cfg 'feature="read_core"' --cfg 'feature="unaligned"' --cfg 'feature="xcoff"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("all", "alloc", "archive", "cargo-all", "coff", "compiler_builtins", "compression", "core", "default", "doc", "elf", "macho", "pe", "read", "read_core", "rustc-dep-of-std", "std", "unaligned", "unstable", "unstable-all", "wasm", "write", "write_core", "write_std", "xcoff"))' -C metadata=82b53baaf88977a7 -C extra-filename=-673528006eb195b9 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern memchr=/opt/rustwide/target/debug/deps/libmemchr-7c3b23e851763d6f.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" "0003b4551407000dc48b742bfbd9818f7e8735fa65bce6665dee1894843eb5df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0003b4551407000dc48b742bfbd9818f7e8735fa65bce6665dee1894843eb5df", kill_on_drop: false }`
[INFO] [stdout] 0003b4551407000dc48b742bfbd9818f7e8735fa65bce6665dee1894843eb5df