[INFO] cloning repository https://github.com/DobbiKov/melodic-track-mixing-lib
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/DobbiKov/melodic-track-mixing-lib" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDobbiKov%2Fmelodic-track-mixing-lib", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDobbiKov%2Fmelodic-track-mixing-lib'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e22fb47e6eb898b7904adc0b1d867be7c5b0f59c
[INFO] testing DobbiKov/melodic-track-mixing-lib against try#b8e88e5ddf5521a9f43ee3f62a702388c713e4bb for pr-155114
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDobbiKov%2Fmelodic-track-mixing-lib" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/DobbiKov/melodic-track-mixing-lib
[INFO] finished tweaking git repo https://github.com/DobbiKov/melodic-track-mixing-lib
[INFO] tweaked toml for git repo https://github.com/DobbiKov/melodic-track-mixing-lib written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/DobbiKov/melodic-track-mixing-lib on toolchain b8e88e5ddf5521a9f43ee3f62a702388c713e4bb
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b8e88e5ddf5521a9f43ee3f62a702388c713e4bb" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/DobbiKov/melodic-track-mixing-lib 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" "+b8e88e5ddf5521a9f43ee3f62a702388c713e4bb" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/DobbiKov/hamiltonian-best-path`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 43 packages to latest compatible versions
[INFO] [stderr]       Adding ahash v0.8.12
[INFO] [stderr]       Adding anyhow v1.0.102
[INFO] [stderr]       Adding chacha20 v0.10.0
[INFO] [stderr]       Adding cpufeatures v0.3.0
[INFO] [stderr]       Adding crossbeam-deque v0.8.6
[INFO] [stderr]       Adding crossbeam-epoch v0.9.18
[INFO] [stderr]       Adding crossbeam-utils v0.8.21
[INFO] [stderr]       Adding fallible-iterator v0.3.0
[INFO] [stderr]       Adding fallible-streaming-iterator v0.1.9
[INFO] [stderr]       Adding foldhash v0.1.5
[INFO] [stderr]       Adding getrandom v0.4.2
[INFO] [stderr]       Adding hamiltonian-best-path v0.1.0 (https://github.com/DobbiKov/hamiltonian-best-path#cb8d82cf)
[INFO] [stderr]       Adding hashlink v0.9.1
[INFO] [stderr]       Adding id-arena v2.3.0
[INFO] [stderr]       Adding leb128fmt v0.1.0
[INFO] [stderr]       Adding libsqlite3-sys v0.28.0
[INFO] [stderr]       Adding prettyplease v0.2.37
[INFO] [stderr]       Adding r-efi v6.0.0
[INFO] [stderr]       Adding rand v0.10.1
[INFO] [stderr]       Adding rand_core v0.10.1
[INFO] [stderr]       Adding rayon v1.12.0
[INFO] [stderr]       Adding rayon-core v1.13.0
[INFO] [stderr]       Adding rusqlite v0.31.0 (available: v0.39.0)
[INFO] [stderr]       Adding semver v1.0.28
[INFO] [stderr]       Adding stratum-dsp v1.0.0
[INFO] [stderr]       Adding symphonia-format-caf v0.5.4 (available: v0.5.5)
[INFO] [stderr]       Adding symphonia-format-isomp4 v0.5.4 (available: v0.5.5)
[INFO] [stderr]     Updating syn v2.0.104 -> v2.0.117
[INFO] [stderr]       Adding vcpkg v0.2.15
[INFO] [stderr]       Adding wasip2 v1.0.3+wasi-0.2.9
[INFO] [stderr]       Adding wasip3 v0.4.0+wasi-0.3.0-rc-2026-01-06
[INFO] [stderr]       Adding wasm-encoder v0.244.0
[INFO] [stderr]       Adding wasm-metadata v0.244.0
[INFO] [stderr]       Adding wasmparser v0.244.0
[INFO] [stderr]       Adding wit-bindgen v0.51.0
[INFO] [stderr]       Adding wit-bindgen v0.57.1
[INFO] [stderr]       Adding wit-bindgen-core v0.51.0
[INFO] [stderr]       Adding wit-bindgen-rust v0.51.0
[INFO] [stderr]       Adding wit-bindgen-rust-macro v0.51.0
[INFO] [stderr]       Adding wit-component v0.244.0
[INFO] [stderr]       Adding wit-parser v0.244.0
[INFO] [stderr]       Adding zerocopy v0.8.48
[INFO] [stderr]       Adding zerocopy-derive v0.8.48
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+b8e88e5ddf5521a9f43ee3f62a702388c713e4bb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ad115af86c17e05f3ffecfb50a423f271eff6ef548785b51b82b1f50b69b4159
[INFO] running `Command { std: "docker" "start" "-a" "ad115af86c17e05f3ffecfb50a423f271eff6ef548785b51b82b1f50b69b4159", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ad115af86c17e05f3ffecfb50a423f271eff6ef548785b51b82b1f50b69b4159", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad115af86c17e05f3ffecfb50a423f271eff6ef548785b51b82b1f50b69b4159", kill_on_drop: false }`
[INFO] [stdout] ad115af86c17e05f3ffecfb50a423f271eff6ef548785b51b82b1f50b69b4159
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+b8e88e5ddf5521a9f43ee3f62a702388c713e4bb" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 43e0eefb0a2c805a188cc4e091650c29013588df3600cd784e46173a6e167739
[INFO] running `Command { std: "docker" "start" "-a" "43e0eefb0a2c805a188cc4e091650c29013588df3600cd784e46173a6e167739", kill_on_drop: false }`
[INFO] [stderr]    Compiling jobserver v0.1.33
[INFO] [stderr]    Compiling bytemuck v1.23.1
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling encoding_rs v0.8.35
[INFO] [stderr]    Compiling zerocopy v0.8.48
[INFO] [stderr]    Compiling memchr v2.7.5
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]    Compiling dirs-sys-next v0.1.2
[INFO] [stderr]    Compiling lock_api v0.4.13
[INFO] [stderr]    Compiling parking_lot_core v0.9.11
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling indexmap v2.10.0
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling regex-syntax v0.6.29
[INFO] [stderr]    Compiling siphasher v1.0.1
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling symphonia-core v0.5.4
[INFO] [stderr]    Compiling phf_shared v0.11.3
[INFO] [stderr]    Compiling dirs-next v2.0.0
[INFO] [stderr]    Compiling fixedbitset v0.4.2
[INFO] [stderr]    Compiling parking_lot v0.12.4
[INFO] [stderr]    Compiling term v0.7.0
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.6
[INFO] [stderr]    Compiling cc v1.2.27
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling precomputed-hash v0.1.1
[INFO] [stderr]    Compiling const-random-macro v0.1.16
[INFO] [stderr]    Compiling ena v0.14.3
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling bit-set v0.5.3
[INFO] [stderr]    Compiling string_cache v0.8.9
[INFO] [stderr]    Compiling ascii-canvas v3.0.0
[INFO] [stderr]    Compiling petgraph v0.6.5
[INFO] [stderr]    Compiling is-terminal v0.4.16
[INFO] [stderr]    Compiling diff v0.1.13
[INFO] [stderr]    Compiling unicode-xid v0.2.6
[INFO] [stderr]    Compiling zstd-safe v7.2.4
[INFO] [stderr]    Compiling const-random v0.1.18
[INFO] [stderr]    Compiling inout v0.1.4
[INFO] [stderr]    Compiling crc32fast v1.4.2
[INFO] [stderr]    Compiling getrandom v0.4.2
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling zlib-rs v0.5.1
[INFO] [stderr]    Compiling beef v0.5.2
[INFO] [stderr]    Compiling rand_core v0.10.1
[INFO] [stderr]    Compiling cipher v0.4.4
[INFO] [stderr]    Compiling crc v3.3.0
[INFO] [stderr]    Compiling dlv-list v0.5.2
[INFO] [stderr]    Compiling hmac v0.12.1
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling dtor-proc-macro v0.0.5
[INFO] [stderr]    Compiling bumpalo v3.19.0
[INFO] [stderr]    Compiling simd-adler32 v0.3.7
[INFO] [stderr]    Compiling cpufeatures v0.3.0
[INFO] [stderr]    Compiling symphonia-metadata v0.5.4
[INFO] [stderr]    Compiling dirs-sys v0.5.0
[INFO] [stderr]    Compiling lzma-rs v0.3.0
[INFO] [stderr]    Compiling zopfli v0.8.2
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling zstd-sys v2.0.15+zstd.1.5.7
[INFO] [stderr]    Compiling symphonia-utils-xiph v0.5.4
[INFO] [stderr]    Compiling lzma-sys v0.1.20
[INFO] [stderr]    Compiling bzip2-sys v0.1.13+1.0.8
[INFO] [stderr]    Compiling libsqlite3-sys v0.28.0
[INFO] [stderr]    Compiling chacha20 v0.10.0
[INFO] [stderr]    Compiling dtor v0.0.6
[INFO] [stderr]    Compiling time v0.3.41
[INFO] [stderr]    Compiling pbkdf2 v0.12.2
[INFO] [stderr]    Compiling aes v0.8.4
[INFO] [stderr]    Compiling xz2 v0.1.7
[INFO] [stderr]    Compiling sha1 v0.10.6
[INFO] [stderr]    Compiling ctor-proc-macro v0.0.5
[INFO] [stderr]    Compiling lalrpop-util v0.19.12
[INFO] [stderr]    Compiling deflate64 v0.1.9
[INFO] [stderr]    Compiling extended v0.1.0
[INFO] [stderr]    Compiling trim-in-place v0.1.7
[INFO] [stderr]    Compiling constant_time_eq v0.3.1
[INFO] [stderr]    Compiling strength_reduce v0.2.4
[INFO] [stderr]    Compiling chrono v0.4.41
[INFO] [stderr]    Compiling ctor v0.4.2
[INFO] [stderr]    Compiling symphonia-format-riff v0.5.4
[INFO] [stderr]    Compiling rand v0.10.1
[INFO] [stderr]    Compiling transpose v0.2.3
[INFO] [stderr]    Compiling symphonia-format-isomp4 v0.5.4
[INFO] [stderr]    Compiling symphonia-format-mkv v0.5.4
[INFO] [stderr]    Compiling symphonia-format-ogg v0.5.4
[INFO] [stderr]    Compiling symphonia-bundle-flac v0.5.4
[INFO] [stderr]    Compiling bzip2 v0.5.2
[INFO] [stderr]    Compiling symphonia-codec-vorbis v0.5.4
[INFO] [stderr]    Compiling symphonia-format-caf v0.5.4
[INFO] [stderr]    Compiling symphonia-bundle-mp3 v0.5.4
[INFO] [stderr]    Compiling dirs v6.0.0
[INFO] [stderr]    Compiling symphonia-codec-adpcm v0.5.4
[INFO] [stderr]    Compiling symphonia-codec-alac v0.5.4
[INFO] [stderr]    Compiling symphonia-codec-pcm v0.5.4
[INFO] [stderr]    Compiling symphonia-codec-aac v0.5.4
[INFO] [stderr]    Compiling primal-check v0.3.4
[INFO] [stderr]    Compiling num-complex v0.4.6
[INFO] [stderr]    Compiling hamiltonian-best-path v0.1.0 (https://github.com/DobbiKov/hamiltonian-best-path#cb8d82cf)
[INFO] [stderr]    Compiling fallible-iterator v0.3.0
[INFO] [stderr]    Compiling rayon v1.12.0
[INFO] [stderr]    Compiling rustfft v6.4.0
[INFO] [stderr]    Compiling symphonia v0.5.4
[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/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.117/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="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="visit"' --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=d116fe1a790f9ffa -C extra-filename=-d3453a6957d845cb --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-4b9bfc22d81e7631.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-91e7e107e347f57b.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-63696b82ec5b5f94.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" "43e0eefb0a2c805a188cc4e091650c29013588df3600cd784e46173a6e167739", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43e0eefb0a2c805a188cc4e091650c29013588df3600cd784e46173a6e167739", kill_on_drop: false }`
[INFO] [stdout] 43e0eefb0a2c805a188cc4e091650c29013588df3600cd784e46173a6e167739