[INFO] cloning repository https://github.com/ktsimpso/adventofcode2025
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ktsimpso/adventofcode2025" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fktsimpso%2Fadventofcode2025", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fktsimpso%2Fadventofcode2025'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7b25b30576408f4ac317479a425393516d66945d
[INFO] checking ktsimpso/adventofcode2025 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%2Fktsimpso%2Fadventofcode2025" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-3-tc2/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/ktsimpso/adventofcode2025
[INFO] finished tweaking git repo https://github.com/ktsimpso/adventofcode2025
[INFO] tweaked toml for git repo https://github.com/ktsimpso/adventofcode2025 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ktsimpso/adventofcode2025 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/ktsimpso/adventofcode2025 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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 4e7b02f5bd15b132e1f99eb831aff73c41c92b3c57b9b5aa97c927eb9760d5df
[INFO] running `Command { std: "docker" "start" "-a" "4e7b02f5bd15b132e1f99eb831aff73c41c92b3c57b9b5aa97c927eb9760d5df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4e7b02f5bd15b132e1f99eb831aff73c41c92b3c57b9b5aa97c927eb9760d5df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e7b02f5bd15b132e1f99eb831aff73c41c92b3c57b9b5aa97c927eb9760d5df", kill_on_drop: false }`
[INFO] [stdout] 4e7b02f5bd15b132e1f99eb831aff73c41c92b3c57b9b5aa97c927eb9760d5df
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 1b08e02fa3c801c51a9607c410cd766d706d1fa249d50073d1b8c06e4d0ad62c
[INFO] running `Command { std: "docker" "start" "-a" "1b08e02fa3c801c51a9607c410cd766d706d1fa249d50073d1b8c06e4d0ad62c", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.92
[INFO] [stderr]    Compiling libc v0.2.167
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking unicode-ident v1.0.14
[INFO] [stderr]    Compiling cc v1.2.2
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking litemap v0.7.3
[INFO] [stderr]    Compiling rustversion v1.0.18
[INFO] [stderr]    Compiling serde v1.0.215
[INFO] [stderr]    Compiling phf_shared v0.10.0
[INFO] [stderr]     Checking log v0.4.22
[INFO] [stderr]     Checking new_debug_unreachable v1.0.6
[INFO] [stderr]    Compiling crossbeam-utils v0.8.20
[INFO] [stderr]     Checking num-modular v0.6.1
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]     Checking mac v0.1.1
[INFO] [stderr]     Checking bitflags v2.6.0
[INFO] [stderr]    Compiling dashu-base v0.4.1
[INFO] [stderr]     Checking precomputed-hash v0.1.1
[INFO] [stderr]     Checking futf v0.1.5
[INFO] [stderr]    Compiling cookie v0.18.1
[INFO] [stderr]     Checking rustls-pki-types v1.10.0
[INFO] [stderr]    Compiling rustix v0.38.41
[INFO] [stderr]     Checking dtoa v1.0.9
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]    Compiling serde_json v1.0.133
[INFO] [stderr]     Checking time v0.3.36
[INFO] [stderr]     Checking dtoa-short v0.3.5
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]     Checking tendril v0.4.3
[INFO] [stderr]    Compiling syn v2.0.93
[INFO] [stderr]     Checking num-order v1.2.0
[INFO] [stderr]    Compiling matrixmultiply v0.3.9
[INFO] [stderr]     Checking psl-types v2.0.11
[INFO] [stderr]    Compiling rustls v0.23.19
[INFO] [stderr]    Compiling document-features v0.2.10
[INFO] [stderr]     Checking miniz_oxide v0.8.0
[INFO] [stderr]    Compiling dashu-int v0.4.1
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]     Checking parking_lot_core v0.9.10
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking crossbeam-deque v0.8.5
[INFO] [stderr]     Checking servo_arc v0.4.0
[INFO] [stderr]     Checking allocator-api2 v0.2.20
[INFO] [stderr]     Checking clap_lex v0.7.3
[INFO] [stderr]     Checking fastrand v2.2.0
[INFO] [stderr]     Checking web-time v1.1.0
[INFO] [stderr]    Compiling anyhow v1.0.93
[INFO] [stderr]     Checking parking_lot v0.12.3
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]     Checking cache-padded v1.3.0
[INFO] [stderr]     Checking clap_builder v4.5.21
[INFO] [stderr]     Checking console v0.15.8
[INFO] [stderr]     Checking rtrb v0.2.3
[INFO] [stderr]     Checking flate2 v1.0.35
[INFO] [stderr]     Checking rayon-core v1.12.1
[INFO] [stderr]    Compiling ring v0.17.8
[INFO] [stderr]    Compiling psm v0.1.24
[INFO] [stderr]    Compiling stacker v0.1.17
[INFO] [stderr]     Checking webpki-roots v0.26.7
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking num-complex v0.4.6
[INFO] [stderr]     Checking shell-words v1.1.0
[INFO] [stderr]     Checking yansi v0.5.1
[INFO] [stderr]     Checking ego-tree v0.9.0
[INFO] [stderr]     Checking chrono v0.4.38
[INFO] [stderr]     Checking ariadne v0.3.0
[INFO] [stderr]     Checking rayon v1.10.0
[INFO] [stderr]     Checking dashu-float v0.4.3
[INFO] [stderr]     Checking itertools v0.13.0
[INFO] [stderr]     Checking ndarray v0.16.1
[INFO] [stderr]     Checking priority-queue v2.1.1
[INFO] [stderr]     Checking tempfile v3.14.0
[INFO] [stderr]    Compiling dashu-ratio v0.4.1
[INFO] [stderr]     Checking integer-sqrt v0.1.5
[INFO] [stderr]     Checking tap v1.0.1
[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/c9557a20e5ef2e0e02c29a5fafd850d1b7cf1e4f/bin/rustc --crate-name syn --edition=2018 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-1.0.109/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no --cfg 'feature="clone-impls"' --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="extra-traits"' --cfg 'feature="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="quote"' --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", "quote", "test", "visit", "visit-mut"))' -C metadata=34c32ddba8e6f7d1 -C extra-filename=-2d404c5c480d2186 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-d23780454d66d766.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-6ab785c7fd35f010.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-962a063ed6469e06.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" "1b08e02fa3c801c51a9607c410cd766d706d1fa249d50073d1b8c06e4d0ad62c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b08e02fa3c801c51a9607c410cd766d706d1fa249d50073d1b8c06e4d0ad62c", kill_on_drop: false }`
[INFO] [stdout] 1b08e02fa3c801c51a9607c410cd766d706d1fa249d50073d1b8c06e4d0ad62c