[INFO] cloning repository https://github.com/paq1/regex-word-backend
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/paq1/regex-word-backend" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpaq1%2Fregex-word-backend", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpaq1%2Fregex-word-backend'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 52bc1ed9894e1283383ef3890e8859947116672d
[INFO] testing paq1/regex-word-backend against 1.91.0 for beta-1.92-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpaq1%2Fregex-word-backend" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/paq1/regex-word-backend
[INFO] finished tweaking git repo https://github.com/paq1/regex-word-backend
[INFO] tweaked toml for git repo https://github.com/paq1/regex-word-backend written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/paq1/regex-word-backend on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/paq1/regex-word-backend 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" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 40251af72188a628bb52d0a784b14fb31ae2bc288c6c0e937655e31ed0319c70
[INFO] running `Command { std: "docker" "start" "-a" "40251af72188a628bb52d0a784b14fb31ae2bc288c6c0e937655e31ed0319c70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "40251af72188a628bb52d0a784b14fb31ae2bc288c6c0e937655e31ed0319c70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "40251af72188a628bb52d0a784b14fb31ae2bc288c6c0e937655e31ed0319c70", kill_on_drop: false }`
[INFO] [stdout] 40251af72188a628bb52d0a784b14fb31ae2bc288c6c0e937655e31ed0319c70
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cfcf37bd9039f3d004e1e43793487fef47fd5b3f1ae2c49f7e58950532a6d91c
[INFO] running `Command { std: "docker" "start" "-a" "cfcf37bd9039f3d004e1e43793487fef47fd5b3f1ae2c49f7e58950532a6d91c", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.89
[INFO] [stderr]    Compiling unicode-ident v1.0.13
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[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]    Compiling pin-project-lite v0.2.15
[INFO] [stderr]    Compiling shlex v1.3.0
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[INFO] [stderr]    Compiling alloc-stdlib v0.2.2
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
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[INFO] [stderr]    Compiling zstd-sys v2.0.13+zstd.1.5.6
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[INFO] [stderr]    Compiling brotli-decompressor v4.0.1
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[INFO] [stderr]    Compiling phf_shared v0.11.2
[INFO] [stderr]    Compiling cookie v0.16.2
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling encoding_rs v0.8.35
[INFO] [stderr]    Compiling synstructure v0.13.1
[INFO] [stderr]    Compiling darling_core v0.20.10
[INFO] [stderr]    Compiling try-lock v0.2.5
[INFO] [stderr]    Compiling unicode-bidi v0.3.17
[INFO] [stderr]    Compiling atomic-waker v1.1.2
[INFO] [stderr]    Compiling native-tls v0.2.12
[INFO] [stderr]    Compiling radium v0.7.0
[INFO] [stderr]    Compiling brotli v6.0.0
[INFO] [stderr]    Compiling want v0.3.1
[INFO] [stderr]    Compiling phf_generator v0.11.2
[INFO] [stderr]    Compiling sha2 v0.10.8
[INFO] [stderr]    Compiling rustc_version v0.4.1
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling concurrent-queue v2.5.0
[INFO] [stderr]    Compiling sha1 v0.10.6
[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/1.91.0-x86_64-unknown-linux-gnu/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="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=c27e1cce79cbbb26 -C extra-filename=-0b6d18c1f51fb7a5 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-9cf6e5992a4d971b.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-04902c1ac58007c9.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-c7bfb7264d6ec833.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" "cfcf37bd9039f3d004e1e43793487fef47fd5b3f1ae2c49f7e58950532a6d91c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cfcf37bd9039f3d004e1e43793487fef47fd5b3f1ae2c49f7e58950532a6d91c", kill_on_drop: false }`
[INFO] [stdout] cfcf37bd9039f3d004e1e43793487fef47fd5b3f1ae2c49f7e58950532a6d91c