[INFO] cloning repository https://github.com/teppyboy/railers
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/teppyboy/railers" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fteppyboy%2Frailers", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fteppyboy%2Frailers'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c9067a633e2f3e0f57f0a9172d0cb1cc0c19e454
[INFO] checking teppyboy/railers against try#54e27f559f23913c1d5afb1a0f0114e9e61b81b8 for pr-147589
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fteppyboy%2Frailers" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/teppyboy/railers
[INFO] finished tweaking git repo https://github.com/teppyboy/railers
[INFO] tweaked toml for git repo https://github.com/teppyboy/railers written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/teppyboy/railers on toolchain 54e27f559f23913c1d5afb1a0f0114e9e61b81b8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+54e27f559f23913c1d5afb1a0f0114e9e61b81b8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/teppyboy/railers 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" "+54e27f559f23913c1d5afb1a0f0114e9e61b81b8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+54e27f559f23913c1d5afb1a0f0114e9e61b81b8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7598aff0fd70c7a835d66d30cd06af61f2e8501626ae3b1e7bb52ccf58fdf3d6
[INFO] running `Command { std: "docker" "start" "-a" "7598aff0fd70c7a835d66d30cd06af61f2e8501626ae3b1e7bb52ccf58fdf3d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7598aff0fd70c7a835d66d30cd06af61f2e8501626ae3b1e7bb52ccf58fdf3d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7598aff0fd70c7a835d66d30cd06af61f2e8501626ae3b1e7bb52ccf58fdf3d6", kill_on_drop: false }`
[INFO] [stdout] 7598aff0fd70c7a835d66d30cd06af61f2e8501626ae3b1e7bb52ccf58fdf3d6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+54e27f559f23913c1d5afb1a0f0114e9e61b81b8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 376c0c73226462fc73a68f8c0148e60d41b5f5b27d0a4d2f28ecef18543b3555
[INFO] running `Command { std: "docker" "start" "-a" "376c0c73226462fc73a68f8c0148e60d41b5f5b27d0a4d2f28ecef18543b3555", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.196
[INFO] [stderr]    Compiling pkg-config v0.3.29
[INFO] [stderr]     Checking smallvec v1.13.1
[INFO] [stderr]    Compiling rustix v0.38.31
[INFO] [stderr]     Checking libloading v0.8.1
[INFO] [stderr]     Checking linux-raw-sys v0.4.13
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]     Checking concurrent-queue v2.4.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling wayland-backend v0.3.3
[INFO] [stderr]    Compiling indexmap v2.2.2
[INFO] [stderr]    Compiling quick-xml v0.31.0
[INFO] [stderr]    Compiling winnow v0.5.37
[INFO] [stderr]    Compiling toml_datetime v0.6.5
[INFO] [stderr]     Checking nix v0.26.4
[INFO] [stderr]     Checking futures-lite v2.2.0
[INFO] [stderr]     Checking dlib v0.5.2
[INFO] [stderr]     Checking io-lifetimes v1.0.11
[INFO] [stderr]    Compiling ahash v0.8.7
[INFO] [stderr]     Checking event-listener v4.0.3
[INFO] [stderr]     Checking polling v2.8.0
[INFO] [stderr]     Checking socket2 v0.4.10
[INFO] [stderr]    Compiling log v0.4.20
[INFO] [stderr]     Checking async-broadcast v0.5.1
[INFO] [stderr]     Checking rustix v0.37.27
[INFO] [stderr]     Checking event-listener-strategy v0.4.0
[INFO] [stderr]     Checking async-lock v3.3.0
[INFO] [stderr]     Checking async-channel v2.1.1
[INFO] [stderr]    Compiling gl_generator v0.14.0
[INFO] [stderr]     Checking xdg-home v1.1.0
[INFO] [stderr]     Checking ordered-stream v0.2.0
[INFO] [stderr]    Compiling smithay-client-toolkit v0.18.0
[INFO] [stderr]     Checking xkeysym v0.2.0
[INFO] [stderr]    Compiling wayland-sys v0.31.1
[INFO] [stderr]    Compiling x11-dl v2.21.0
[INFO] [stderr]     Checking cursor-icon v1.1.0
[INFO] [stderr]     Checking async-executor v1.8.0
[INFO] [stderr]     Checking parking_lot_core v0.9.9
[INFO] [stderr]     Checking memmap2 v0.9.4
[INFO] [stderr]    Compiling wayland-scanner v0.31.1
[INFO] [stderr]     Checking accesskit v0.12.2
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]    Compiling winit v0.29.10
[INFO] [stderr]     Checking nohash-hasher v0.2.0
[INFO] [stderr]     Checking x11rb-protocol v0.13.0
[INFO] [stderr]     Checking smol_str v0.2.1
[INFO] [stderr]    Compiling toml_edit v0.19.15
[INFO] [stderr]    Compiling windows_x86_64_gnu v0.52.0
[INFO] [stderr]     Checking raw-window-handle v0.6.0
[INFO] [stderr]    Compiling glutin_glx_sys v0.5.0
[INFO] [stderr]    Compiling glutin_egl_sys v0.6.0
[INFO] [stderr]    Compiling x11rb v0.12.0
[INFO] [stderr]     Checking accesskit_consumer v0.16.1
[INFO] [stderr]    Compiling glutin v0.31.2
[INFO] [stderr]     Checking gethostname v0.3.0
[INFO] [stderr]     Checking x11rb-protocol v0.12.0
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]     Checking async-once-cell v0.5.3
[INFO] [stderr]     Checking flate2 v1.0.28
[INFO] [stderr]    Compiling x11 v2.21.0
[INFO] [stderr]    Compiling glutin-winit v0.4.2
[INFO] [stderr]     Checking regex-syntax v0.8.2
[INFO] [stderr]     Checking home v0.5.9
[INFO] [stderr]     Checking png v0.17.11
[INFO] [stderr]     Checking webbrowser v0.8.12
[INFO] [stderr]     Checking windows-targets v0.52.0
[INFO] [stderr]     Checking web-time v0.2.4
[INFO] [stderr]     Checking async-io v1.13.0
[INFO] [stderr]     Checking unicode-segmentation v1.10.1
[INFO] [stderr]     Checking glow v0.13.1
[INFO] [stderr]    Compiling document-features v0.2.8
[INFO] [stderr]     Checking windows-core v0.52.0
[INFO] [stderr]     Checking crossbeam-channel v0.5.11
[INFO] [stderr]     Checking tracing-log v0.2.0
[INFO] [stderr]     Checking thread_local v1.1.7
[INFO] [stderr]     Checking windows v0.52.0
[INFO] [stderr]    Compiling proc-macro-crate v1.3.1
[INFO] [stderr]     Checking rdev v0.5.3
[INFO] [stderr]     Checking regex-automata v0.4.5
[INFO] [stderr]    Compiling zvariant_utils v1.0.1
[INFO] [stderr]    Compiling serde_derive v1.0.196
[INFO] [stderr]    Compiling tracing-attributes v0.1.27
[INFO] [stderr]    Compiling bytemuck_derive v1.5.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.56
[INFO] [stderr]    Compiling enumflags2_derive v0.7.8
[INFO] [stderr]    Compiling async-recursion v1.0.5
[INFO] [stderr]    Compiling async-trait v0.1.77
[INFO] [stderr]    Compiling serde_repr v0.1.18
[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/54e27f559f23913c1d5afb1a0f0114e9e61b81b8/bin/rustc --crate-name syn --edition=2018 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-1.0.109/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="quote"' --cfg 'feature="visit"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("clone-impls", "default", "derive", "extra-traits", "fold", "full", "parsing", "printing", "proc-macro", "quote", "test", "visit", "visit-mut"))' -C metadata=ef8976271c9674e4 -C extra-filename=-a8b9fe9c54bdb43a --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-43bef833ad5a6872.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-7acff96f9e6772ca.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-f2de522ba645d884.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" "376c0c73226462fc73a68f8c0148e60d41b5f5b27d0a4d2f28ecef18543b3555", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "376c0c73226462fc73a68f8c0148e60d41b5f5b27d0a4d2f28ecef18543b3555", kill_on_drop: false }`
[INFO] [stdout] 376c0c73226462fc73a68f8c0148e60d41b5f5b27d0a4d2f28ecef18543b3555