[INFO] cloning repository https://github.com/nikita-voronoy/arbor
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nikita-voronoy/arbor" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnikita-voronoy%2Farbor", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnikita-voronoy%2Farbor'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4d075613cc0a499a8a49d0540f312df0dbb37fcd
[INFO] testing nikita-voronoy/arbor against try#b8e88e5ddf5521a9f43ee3f62a702388c713e4bb for pr-155114
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnikita-voronoy%2Farbor" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/nikita-voronoy/arbor
[INFO] finished tweaking git repo https://github.com/nikita-voronoy/arbor
[INFO] tweaked toml for git repo https://github.com/nikita-voronoy/arbor written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/nikita-voronoy/arbor 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/nikita-voronoy/arbor 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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 14c734935390af69a413386b2fdffe7ee143c30521dc54991ef3329f4e2d9bb2
[INFO] running `Command { std: "docker" "start" "-a" "14c734935390af69a413386b2fdffe7ee143c30521dc54991ef3329f4e2d9bb2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "14c734935390af69a413386b2fdffe7ee143c30521dc54991ef3329f4e2d9bb2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "14c734935390af69a413386b2fdffe7ee143c30521dc54991ef3329f4e2d9bb2", kill_on_drop: false }`
[INFO] [stdout] 14c734935390af69a413386b2fdffe7ee143c30521dc54991ef3329f4e2d9bb2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] c2d0083d98c3eae534b3c2454028765924933570d5b3b5fc8eb59956615633a9
[INFO] running `Command { std: "docker" "start" "-a" "c2d0083d98c3eae534b3c2454028765924933570d5b3b5fc8eb59956615633a9", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.2.60
[INFO] [stderr]    Compiling tree-sitter-language v0.1.7
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]    Compiling object v0.37.3
[INFO] [stderr]    Compiling aho-corasick v1.1.4
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling mio v1.2.0
[INFO] [stderr]    Compiling hashbrown v0.15.5
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]    Compiling futures-channel v0.3.32
[INFO] [stderr]    Compiling inotify-sys v0.1.5
[INFO] [stderr]    Compiling errno v0.3.14
[INFO] [stderr]    Compiling bstr v1.12.1
[INFO] [stderr]    Compiling fixedbitset v0.5.7
[INFO] [stderr]    Compiling ref-cast v1.0.25
[INFO] [stderr]    Compiling parking_lot v0.12.5
[INFO] [stderr]    Compiling signal-hook-registry v1.4.8
[INFO] [stderr]    Compiling rustix v1.1.4
[INFO] [stderr]    Compiling inotify v0.11.1
[INFO] [stderr]    Compiling getrandom v0.4.2
[INFO] [stderr]    Compiling notify-types v2.1.0
[INFO] [stderr]    Compiling pulldown-cmark v0.13.3
[INFO] [stderr]    Compiling unicode-width v0.2.2
[INFO] [stderr]    Compiling rustc-hash v2.1.2
[INFO] [stderr]    Compiling tracing-core v0.1.36
[INFO] [stderr]    Compiling pulldown-cmark-escape v0.11.0
[INFO] [stderr]    Compiling streaming-iterator v0.1.9
[INFO] [stderr]    Compiling notify v8.2.0
[INFO] [stderr]    Compiling getopts v0.2.24
[INFO] [stderr]    Compiling rmcp v1.4.0
[INFO] [stderr]    Compiling rayon v1.11.0
[INFO] [stderr]    Compiling arbor-detect v0.1.6 (/opt/rustwide/workdir/crates/arbor-detect)
[INFO] [stderr]    Compiling regex-automata v0.4.14
[INFO] [stderr]    Compiling tree-sitter-java v0.23.5
[INFO] [stderr]    Compiling tree-sitter-c v0.24.1
[INFO] [stderr]    Compiling tree-sitter-cpp v0.23.4
[INFO] [stderr]    Compiling tree-sitter-rust v0.24.2
[INFO] [stderr]    Compiling tree-sitter-c-sharp v0.23.1
[INFO] [stderr]    Compiling tree-sitter-python v0.25.0
[INFO] [stderr]    Compiling stacker v0.1.23
[INFO] [stderr]    Compiling tree-sitter-go v0.25.0
[INFO] [stderr]    Compiling tree-sitter-kotlin-ng v1.1.0
[INFO] [stderr]    Compiling tree-sitter-typescript v0.23.2
[INFO] [stderr]    Compiling tempfile v3.27.0
[INFO] [stderr]    Compiling notify-debouncer-mini v0.7.0
[INFO] [stderr]    Compiling globset v0.4.18
[INFO] [stderr]    Compiling regex v1.12.3
[INFO] [stderr]    Compiling darling_core v0.23.0
[INFO] [stderr]    Compiling serde_derive_internals v0.29.1
[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/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-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=d4b233693da3693c -C extra-filename=-7eea0cbf5f6803a4 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-774d2fb1b129607b.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-e79a3b083d919da9.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-af4dab7b77cddc19.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" "c2d0083d98c3eae534b3c2454028765924933570d5b3b5fc8eb59956615633a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2d0083d98c3eae534b3c2454028765924933570d5b3b5fc8eb59956615633a9", kill_on_drop: false }`
[INFO] [stdout] c2d0083d98c3eae534b3c2454028765924933570d5b3b5fc8eb59956615633a9