[INFO] fetching crate halter-brush-builtins 0.3.0...
[INFO] testing halter-brush-builtins-0.3.0 against 1.99.0-beta.8+cargoflags=--release for beta-release-1.100-2
[INFO] extracting crate halter-brush-builtins 0.3.0 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate halter-brush-builtins 0.3.0
[INFO] finished tweaking crates.io crate halter-brush-builtins 0.3.0
[INFO] tweaked toml for crates.io crate halter-brush-builtins 0.3.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate halter-brush-builtins 0.3.0 on toolchain 1.99.0-beta.8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate halter-brush-builtins 0.3.0 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" "+1.99.0-beta.8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded icu_locale v2.3.1
[INFO] [stderr]   Downloaded uucore_procs v0.8.0
[INFO] [stderr]   Downloaded rlimit v0.11.0
[INFO] [stderr]   Downloaded uucore v0.8.0
[INFO] [stderr]   Downloaded uzers v0.12.2
[INFO] [stderr]   Downloaded halter-brush-core v0.6.0
[INFO] [stderr]   Downloaded inherent v1.0.14
[INFO] [stderr]   Downloaded check_elevation v0.2.7
[INFO] [stderr]   Downloaded windows-core v0.51.1
[INFO] [stderr]   Downloaded icu_locale_data v2.3.0
[INFO] [stderr]   Downloaded normalize-path v0.2.1
[INFO] [stderr]   Downloaded color-print v0.3.7
[INFO] [stderr]   Downloaded color-print-proc-macro v0.3.7
[INFO] [stderr]   Downloaded cached v0.59.0
[INFO] [stderr]   Downloaded cached_proc_macro v0.27.0
[INFO] [stderr]   Downloaded utf8-chars v3.0.7
[INFO] [stderr]   Downloaded brush-parser v0.4.0
[INFO] [stderr]   Downloaded bon-macros v3.10.1
[INFO] [stderr]   Downloaded bon v3.10.1
[INFO] [stderr]   Downloaded windows v0.51.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 184c0a184d639f34c1d53b83849177916f82a5f107b2c2ddcbe7ed87909544db
[INFO] running `Command { std: "docker" "start" "184c0a184d639f34c1d53b83849177916f82a5f107b2c2ddcbe7ed87909544db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "184c0a184d639f34c1d53b83849177916f82a5f107b2c2ddcbe7ed87909544db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "184c0a184d639f34c1d53b83849177916f82a5f107b2c2ddcbe7ed87909544db" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "184c0a184d639f34c1d53b83849177916f82a5f107b2c2ddcbe7ed87909544db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "184c0a184d639f34c1d53b83849177916f82a5f107b2c2ddcbe7ed87909544db" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.189
[INFO] [stderr]    Compiling rustix v1.1.5
[INFO] [stderr]    Compiling linux-raw-sys v0.12.1
[INFO] [stderr]    Compiling smallvec v1.16.2
[INFO] [stderr]    Compiling siphasher v1.0.4
[INFO] [stderr]    Compiling writeable v0.6.4
[INFO] [stderr]    Compiling ucd-trie v0.1.7
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling prettyplease v0.3.0
[INFO] [stderr]    Compiling syn v3.0.6
[INFO] [stderr]    Compiling syn v2.0.119
[INFO] [stderr]    Compiling nix v0.31.3
[INFO] [stderr]    Compiling anstyle-parse v1.0.0
[INFO] [stderr]    Compiling icu_locale_fallback_data v2.3.0
[INFO] [stderr]    Compiling serde v1.0.229
[INFO] [stderr]    Compiling litemap v0.8.3
[INFO] [stderr]    Compiling pest v2.9.2
[INFO] [stderr]    Compiling rand v0.8.8
[INFO] [stderr]    Compiling colorchoice v1.0.5
[INFO] [stderr]    Compiling type-map v0.5.1
[INFO] [stderr]    Compiling anstream v1.0.0
[INFO] [stderr]    Compiling futures-channel v0.3.34
[INFO] [stderr]    Compiling strsim v0.11.1
[INFO] [stderr]    Compiling icu_locale_data v2.3.0
[INFO] [stderr]    Compiling phf_shared v0.11.3
[INFO] [stderr]    Compiling crc32fast v1.5.2
[INFO] [stderr]    Compiling clap_lex v1.1.1
[INFO] [stderr]    Compiling peg-runtime v0.8.6
[INFO] [stderr]    Compiling chrono v0.4.45
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling peg-macros v0.8.6
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]    Compiling num-integer v0.1.47
[INFO] [stderr]    Compiling phf_generator v0.11.3
[INFO] [stderr]    Compiling aho-corasick v1.1.5
[INFO] [stderr]    Compiling regex-syntax v0.8.11
[INFO] [stderr]    Compiling phf_codegen v0.11.3
[INFO] [stderr]    Compiling triomphe v0.1.16
[INFO] [stderr]    Compiling terminfo v0.9.0
[INFO] [stderr]    Compiling cached_proc_macro_types v0.1.1
[INFO] [stderr]    Compiling web-time v1.1.0
[INFO] [stderr]    Compiling arrayvec v0.7.8
[INFO] [stderr]    Compiling bit-vec v0.8.0
[INFO] [stderr]    Compiling itertools v0.14.0
[INFO] [stderr]    Compiling miniz_oxide v0.9.1
[INFO] [stderr]    Compiling pest_meta v2.9.2
[INFO] [stderr]    Compiling bit-set v0.8.0
[INFO] [stderr]    Compiling utf8-chars v3.0.7
[INFO] [stderr]    Compiling archery v1.2.3
[INFO] [stderr]    Compiling num-bigint v0.4.8
[INFO] [stderr]    Compiling phf v0.11.3
[INFO] [stderr]    Compiling peg v0.8.6
[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/1.99.0-beta.8-x86_64-unknown-linux-gnu/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-3.0.6/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 -C debug-assertions=off --cfg 'feature="clone-impls"' --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="extra-traits"' --cfg 'feature="fold"' --cfg 'feature="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="visit"' --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", "test", "visit", "visit-mut"))' -C metadata=384ed2b61f49a7a6 -C extra-filename=-8ec0089c1ed6755c --out-dir /opt/rustwide/target/release/deps -C strip=debuginfo -L dependency=/opt/rustwide/target/release/deps --extern proc_macro2=/opt/rustwide/target/release/deps/libproc_macro2-568395be76da8392.rmeta --extern quote=/opt/rustwide/target/release/deps/libquote-8c6c51122be409c2.rmeta --extern unicode_ident=/opt/rustwide/target/release/deps/libunicode_ident-252fc9bf0a40533c.rmeta --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "184c0a184d639f34c1d53b83849177916f82a5f107b2c2ddcbe7ed87909544db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "184c0a184d639f34c1d53b83849177916f82a5f107b2c2ddcbe7ed87909544db", kill_on_drop: false }`
[INFO] [stdout] 184c0a184d639f34c1d53b83849177916f82a5f107b2c2ddcbe7ed87909544db
