[INFO] fetching crate broot 1.25.1...
[INFO] testing broot-1.25.1 against master#23949593103d03a82c7ebc2e84434ce6c6edc561 for pr-115235
[INFO] extracting crate broot 1.25.1 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate broot 1.25.1 on toolchain 23949593103d03a82c7ebc2e84434ce6c6edc561
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+23949593103d03a82c7ebc2e84434ce6c6edc561" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate broot 1.25.1
[INFO] finished tweaking crates.io crate broot 1.25.1
[INFO] tweaked toml for crates.io crate broot 1.25.1 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate crates.io crate broot 1.25.1 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" "+23949593103d03a82c7ebc2e84434ce6c6edc561" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:4f8da3c744d2da974e54ce020a79f4ad54313e914ebeaab8fc086f07e8d8b066" "/opt/rustwide/cargo-home/bin/cargo" "+23949593103d03a82c7ebc2e84434ce6c6edc561" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1e6d1a70d5c8dc00c3ada200e66e6172e70a89fa35b932c328e07d2f4ccb8434
[INFO] running `Command { std: "docker" "start" "-a" "1e6d1a70d5c8dc00c3ada200e66e6172e70a89fa35b932c328e07d2f4ccb8434", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1e6d1a70d5c8dc00c3ada200e66e6172e70a89fa35b932c328e07d2f4ccb8434", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e6d1a70d5c8dc00c3ada200e66e6172e70a89fa35b932c328e07d2f4ccb8434", kill_on_drop: false }`
[INFO] [stdout] 1e6d1a70d5c8dc00c3ada200e66e6172e70a89fa35b932c328e07d2f4ccb8434
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:4f8da3c744d2da974e54ce020a79f4ad54313e914ebeaab8fc086f07e8d8b066" "/opt/rustwide/cargo-home/bin/cargo" "+23949593103d03a82c7ebc2e84434ce6c6edc561" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c1d1f798087bc37c2311d94ccfd3de82d1ba6e6de9d25bb9003889c813e3c8d7
[INFO] running `Command { std: "docker" "start" "-a" "c1d1f798087bc37c2311d94ccfd3de82d1ba6e6de9d25bb9003889c813e3c8d7", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.64
[INFO] [stderr]    Compiling unicode-ident v1.0.10
[INFO] [stderr]    Compiling quote v1.0.29
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling log v0.4.19
[INFO] [stderr]    Compiling smallvec v1.11.0
[INFO] [stderr]    Compiling serde v1.0.171
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]    Compiling memoffset v0.9.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.15
[INFO] [stderr]    Compiling lock_api v0.4.10
[INFO] [stderr]    Compiling simd-adler32 v0.3.5
[INFO] [stderr]    Compiling once_cell v1.18.0
[INFO] [stderr]    Compiling bytemuck v1.13.1
[INFO] [stderr]    Compiling regex-syntax v0.7.3
[INFO] [stderr]    Compiling utf8parse v0.2.1
[INFO] [stderr]    Compiling siphasher v0.3.10
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]    Compiling miniz_oxide v0.7.1
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling anstyle-parse v0.2.1
[INFO] [stderr]    Compiling anstyle v1.0.1
[INFO] [stderr]    Compiling thiserror v1.0.43
[INFO] [stderr]    Compiling tinyvec_macros v0.1.1
[INFO] [stderr]    Compiling signal-hook v0.3.15
[INFO] [stderr]    Compiling anstyle-query v1.0.0
[INFO] [stderr]    Compiling colorchoice v1.0.0
[INFO] [stderr]    Compiling tinyvec v1.6.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.8
[INFO] [stderr]    Compiling clap_lex v0.5.0
[INFO] [stderr]    Compiling arrayvec v0.7.4
[INFO] [stderr]    Compiling float-cmp v0.9.0
[INFO] [stderr]    Compiling rayon-core v1.11.0
[INFO] [stderr]    Compiling arrayref v0.3.7
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[INFO] [stderr]    Compiling num-traits v0.2.15
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[INFO] [stderr]    Compiling slotmap v1.0.6
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[INFO] [stderr]    Compiling unicode-bidi v0.3.13
[INFO] [stderr]    Compiling syn v2.0.25
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling unicode-general-category v0.6.0
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[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling clap_builder v4.4.2
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling cc v1.0.79
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling svgtypes v0.11.0
[INFO] [stderr]    Compiling futures-core v0.3.28
[INFO] [stderr]    Compiling rctree v0.5.0
[INFO] [stderr]    Compiling unicode-normalization v0.1.22
[INFO] [stderr]    Compiling fontconfig-parser v0.5.2
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling fdeflate v0.3.0
[INFO] [stderr]    Compiling signal-hook-registry v1.4.1
[INFO] [stderr]    Compiling mio v0.8.8
[INFO] [stderr]    Compiling num_cpus v1.16.0
[INFO] [stderr]    Compiling memmap2 v0.6.2
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling regex-automata v0.3.2
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[INFO] [stderr]    Compiling unicode-ccc v0.1.2
[INFO] [stderr]    Compiling weezl v0.1.7
[INFO] [stderr]    Compiling ttf-parser v0.18.1
[INFO] [stderr]    Compiling itoa v1.0.8
[INFO] [stderr]    Compiling ttf-parser v0.19.1
[INFO] [stderr]    Compiling unicode-script v0.5.5
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]    Compiling libz-sys v1.1.9
[INFO] [stderr]    Compiling onig_sys v69.8.1
[INFO] [stderr]    Compiling rayon v1.7.0
[INFO] [stderr]    Compiling base64 v0.21.2
[INFO] [stderr]    Compiling unicode-bidi-mirroring v0.1.0
[INFO] [stderr]    Compiling coolor v0.5.0
[INFO] [stderr]    Compiling io-lifetimes v1.0.11
[INFO] [stderr]    Compiling libgit2-sys v0.13.5+1.4.5
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling nanorand v0.7.0
[INFO] [stderr]    Compiling png v0.17.9
[INFO] [stderr]    Compiling nix v0.22.3
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling crossbeam v0.8.2
[INFO] [stderr]    Compiling phf_shared v0.10.0
[INFO] [stderr]    Compiling spin v0.9.8
[INFO] [stderr]    Compiling simplecss v0.2.1
[INFO] [stderr]    Compiling rustix v0.37.23
[INFO] [stderr]    Compiling percent-encoding v2.3.0
[INFO] [stderr]    Compiling color_quant v1.1.0
[INFO] [stderr]    Compiling hashbrown v0.14.0
[INFO] [stderr]    Compiling roff v0.2.1
[INFO] [stderr]    Compiling unicode-vo v0.1.0
[INFO] [stderr]    Compiling data-url v0.2.0
[INFO] [stderr]    Compiling safemem v0.3.3
[INFO] [stderr]    Compiling serde_json v1.0.100
[INFO] [stderr]    Compiling futures-sink v0.3.28
[INFO] [stderr]    Compiling imagesize v0.12.0
[INFO] [stderr]    Compiling time-core v0.1.1
[INFO] [stderr]    Compiling equivalent v1.0.0
[INFO] [stderr]    Compiling time v0.3.23
[INFO] [stderr]    Compiling phf_generator v0.10.0
[INFO] [stderr]    Compiling line-wrap v0.1.1
[INFO] [stderr]    Compiling indexmap v2.0.0
[INFO] [stderr]    Compiling usvg-parser v0.35.0
[INFO] [stderr]    Compiling gif v0.12.0
[INFO] [stderr]    Compiling form_urlencoded v1.2.0
[INFO] [stderr]    Compiling rustybuzz v0.7.0
[INFO] [stderr]    Compiling regex v1.9.1
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling fontdb v0.14.1
[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/23949593103d03a82c7ebc2e84434ce6c6edc561/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/syn-2.0.25/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="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="quote"' --cfg 'feature="visit-mut"' -C metadata=043f7ea3b12f8ddc -C extra-filename=-043f7ea3b12f8ddc --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-54db9582258d1a1c.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-b1a8447e1599ba26.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-04e98006bd35140f.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" "c1d1f798087bc37c2311d94ccfd3de82d1ba6e6de9d25bb9003889c813e3c8d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c1d1f798087bc37c2311d94ccfd3de82d1ba6e6de9d25bb9003889c813e3c8d7", kill_on_drop: false }`
[INFO] [stdout] c1d1f798087bc37c2311d94ccfd3de82d1ba6e6de9d25bb9003889c813e3c8d7