[INFO] fetching crate matugen 4.1.0...
[INFO] testing matugen-4.1.0 against try#b8e88e5ddf5521a9f43ee3f62a702388c713e4bb for pr-155114
[INFO] extracting crate matugen 4.1.0 into /workspace/builds/worker-6-tc2/source
[INFO] removed /workspace/builds/worker-6-tc2/source/.cargo/config.toml
[INFO] started tweaking crates.io crate matugen 4.1.0
[INFO] finished tweaking crates.io crate matugen 4.1.0
[INFO] tweaked toml for crates.io crate matugen 4.1.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate matugen 4.1.0 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 crates.io crate matugen 4.1.0 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] 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" "+b8e88e5ddf5521a9f43ee3f62a702388c713e4bb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 61a9189e72faaad031359e0e6a819b6f1165205af909cc28a1500ebeed572329
[INFO] running `Command { std: "docker" "start" "-a" "61a9189e72faaad031359e0e6a819b6f1165205af909cc28a1500ebeed572329", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "61a9189e72faaad031359e0e6a819b6f1165205af909cc28a1500ebeed572329", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "61a9189e72faaad031359e0e6a819b6f1165205af909cc28a1500ebeed572329", kill_on_drop: false }`
[INFO] [stdout] 61a9189e72faaad031359e0e6a819b6f1165205af909cc28a1500ebeed572329
[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=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] 7f9c2d3706442cad91868fb92c6ce6416618bc8ac1413752a4589f3eae914c2f
[INFO] running `Command { std: "docker" "start" "-a" "7f9c2d3706442cad91868fb92c6ce6416618bc8ac1413752a4589f3eae914c2f", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling libc v0.2.182
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling tracing-core v0.1.32
[INFO] [stderr]    Compiling cc v1.2.18
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]    Compiling arrayvec v0.7.6
[INFO] [stderr]    Compiling aligned-vec v0.5.0
[INFO] [stderr]    Compiling smallvec v1.13.2
[INFO] [stderr]    Compiling adler2 v2.0.1
[INFO] [stderr]    Compiling thiserror v2.0.12
[INFO] [stderr]    Compiling as-slice v0.2.1
[INFO] [stderr]    Compiling siphasher v1.0.1
[INFO] [stderr]    Compiling built v0.8.0
[INFO] [stderr]    Compiling rayon-core v1.13.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling miniz_oxide v0.8.9
[INFO] [stderr]    Compiling bitflags v2.11.0
[INFO] [stderr]    Compiling av-scenechange v0.14.1
[INFO] [stderr]    Compiling aligned v0.4.3
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling rayon v1.11.0
[INFO] [stderr]    Compiling crc32fast v1.4.2
[INFO] [stderr]    Compiling core2 v0.4.0
[INFO] [stderr]    Compiling pastey v0.1.1
[INFO] [stderr]    Compiling y4m v0.8.0
[INFO] [stderr]    Compiling tracing v0.1.40
[INFO] [stderr]    Compiling quick-error v2.0.1
[INFO] [stderr]    Compiling hashbrown v0.15.2
[INFO] [stderr]    Compiling bitstream-io v4.9.0
[INFO] [stderr]    Compiling phf_shared v0.11.3
[INFO] [stderr]    Compiling jxl-bitstream v1.1.0
[INFO] [stderr]    Compiling jxl-grid v0.6.1
[INFO] [stderr]    Compiling rav1e v0.8.1
[INFO] [stderr]    Compiling flate2 v1.1.9
[INFO] [stderr]    Compiling itertools v0.14.0
[INFO] [stderr]    Compiling half v2.4.1
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling noop_proc_macro v0.3.0
[INFO] [stderr]    Compiling zune-core v0.5.1
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.6
[INFO] [stderr]    Compiling syn v2.0.87
[INFO] [stderr]    Compiling jxl-oxide-common v1.0.0
[INFO] [stderr]    Compiling jxl-coding v1.0.1
[INFO] [stderr]    Compiling weezl v0.1.12
[INFO] [stderr]    Compiling jxl-image v0.13.0
[INFO] [stderr]    Compiling imgref v1.12.0
[INFO] [stderr]    Compiling bytemuck v1.25.0
[INFO] [stderr]    Compiling zune-jpeg v0.5.12
[INFO] [stderr]    Compiling simd_helpers v0.1.0
[INFO] [stderr]    Compiling loop9 v0.1.5
[INFO] [stderr]    Compiling phf_generator v0.11.3
[INFO] [stderr]    Compiling avif-serialize v0.8.8
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling v_frame v0.3.8
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling fdeflate v0.3.4
[INFO] [stderr]    Compiling rgb v0.8.53
[INFO] [stderr]    Compiling byteorder-lite v0.1.0
[INFO] [stderr]    Compiling psm v0.1.25
[INFO] [stderr]    Compiling pxfm v0.1.28
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling rustix v1.1.3
[INFO] [stderr]    Compiling alloc-no-stdlib v2.0.4
[INFO] [stderr]    Compiling exr v1.74.0
[INFO] [stderr]    Compiling gif v0.14.1
[INFO] [stderr]    Compiling alloc-stdlib v0.2.2
[INFO] [stderr]    Compiling image-webp v0.2.4
[INFO] [stderr]    Compiling png v0.18.1
[INFO] [stderr]    Compiling stacker v0.1.20
[INFO] [stderr]    Compiling backtrace v0.3.71
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]    Compiling anstyle-parse v0.2.5
[INFO] [stderr]    Compiling qoi v0.4.1
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]    Compiling eyre v0.6.12
[INFO] [stderr]    Compiling anstyle-query v1.1.1
[INFO] [stderr]    Compiling anstyle v1.0.8
[INFO] [stderr]    Compiling colorchoice v1.0.2
[INFO] [stderr]    Compiling execute-command-tokens v0.1.7
[INFO] [stderr]    Compiling litrs v1.0.0
[INFO] [stderr]    Compiling gimli v0.28.1
[INFO] [stderr]    Compiling unicode-width v0.2.2
[INFO] [stderr]    Compiling miniz_oxide v0.7.4
[INFO] [stderr]    Compiling parking_lot v0.12.5
[INFO] [stderr]    Compiling anstream v0.6.15
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling jxl-threadpool v1.0.0
[INFO] [stderr]    Compiling maybe-rayon v0.1.1
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling jxl-modular v0.11.2
[INFO] [stderr]    Compiling jxl-color v0.11.0
[INFO] [stderr]    Compiling document-features v0.2.12
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling brotli-decompressor v5.0.0
[INFO] [stderr]    Compiling num-rational v0.4.2
[INFO] [stderr]    Compiling dirs-sys v0.3.7
[INFO] [stderr]    Compiling is-terminal v0.4.13
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling object v0.32.2
[INFO] [stderr]    Compiling indenter v0.3.4
[INFO] [stderr]    Compiling rustc-demangle v0.1.24
[INFO] [stderr]    Compiling av1-grain v0.2.3
[INFO] [stderr]    Compiling winnow v0.6.18
[INFO] [stderr]    Compiling serde_json v1.0.125
[INFO] [stderr]    Compiling chumsky v0.10.1
[INFO] [stderr]    Compiling by_address v1.2.1
[INFO] [stderr]    Compiling zerocopy v0.7.35
[INFO] [stderr]    Compiling palette v0.7.6
[INFO] [stderr]    Compiling option-ext v0.2.0
[INFO] [stderr]    Compiling clap_lex v0.7.2
[INFO] [stderr]    Compiling dirs-sys v0.4.1
[INFO] [stderr]    Compiling clap_builder v4.5.15
[INFO] [stderr]    Compiling jxl-vardct v0.11.1
[INFO] [stderr]    Compiling crossterm v0.29.0
[INFO] [stderr]    Compiling dirs v4.0.0
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling moxcms v0.8.1
[INFO] [stderr]    Compiling console v0.16.2
[INFO] [stderr]    Compiling generic-array v1.1.0
[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-2.0.87/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"' --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=d7b9a9408e82f397 -C extra-filename=-f814871dae0e3337 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-73b820b63a77407e.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-2af46f941003792c.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-87b609feae294653.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" "7f9c2d3706442cad91868fb92c6ce6416618bc8ac1413752a4589f3eae914c2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f9c2d3706442cad91868fb92c6ce6416618bc8ac1413752a4589f3eae914c2f", kill_on_drop: false }`
[INFO] [stdout] 7f9c2d3706442cad91868fb92c6ce6416618bc8ac1413752a4589f3eae914c2f
