[INFO] fetching crate gusbunce-snake 1.0.0...
[INFO] building gusbunce-snake-1.0.0 against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2
[INFO] extracting crate gusbunce-snake 1.0.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate gusbunce-snake 1.0.0
[INFO] finished tweaking crates.io crate gusbunce-snake 1.0.0
[INFO] tweaked toml for crates.io crate gusbunce-snake 1.0.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate gusbunce-snake 1.0.0 on toolchain 4987e9d4227139400384ab59296ffee3b0fb1183
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate gusbunce-snake 1.0.0 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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5c3e8b80777aef7b8b7b1346028afcddb36b66b9efd6d39e047485f8bf97d5f4
[INFO] running `Command { std: "docker" "start" "-a" "5c3e8b80777aef7b8b7b1346028afcddb36b66b9efd6d39e047485f8bf97d5f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5c3e8b80777aef7b8b7b1346028afcddb36b66b9efd6d39e047485f8bf97d5f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c3e8b80777aef7b8b7b1346028afcddb36b66b9efd6d39e047485f8bf97d5f4", kill_on_drop: false }`
[INFO] [stdout] 5c3e8b80777aef7b8b7b1346028afcddb36b66b9efd6d39e047485f8bf97d5f4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 39c9a392a04f142e1b0fb17b194537c8349f5d3f33e0f7366ca946f5204a442d
[INFO] running `Command { std: "docker" "start" "-a" "39c9a392a04f142e1b0fb17b194537c8349f5d3f33e0f7366ca946f5204a442d", kill_on_drop: false }`
[INFO] [stderr]    Compiling xml-rs v0.8.20
[INFO] [stderr]    Compiling libc v0.2.155
[INFO] [stderr]    Compiling libloading v0.8.4
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling wayland-sys v0.29.5
[INFO] [stderr]    Compiling cfg_aliases v0.1.1
[INFO] [stderr]    Compiling bytemuck v1.16.1
[INFO] [stderr]    Compiling piston-float v1.0.1
[INFO] [stderr]    Compiling slotmap v1.0.7
[INFO] [stderr]    Compiling syn v2.0.71
[INFO] [stderr]    Compiling x11-dl v2.21.0
[INFO] [stderr]    Compiling serde v1.0.204
[INFO] [stderr]    Compiling smithay-client-toolkit v0.16.1
[INFO] [stderr]    Compiling either v1.13.0
[INFO] [stderr]    Compiling arrayref v0.3.7
[INFO] [stderr]    Compiling xcursor v0.3.5
[INFO] [stderr]    Compiling piston-graphics_api_version v1.0.1
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling piston-viewport v1.0.2
[INFO] [stderr]    Compiling dlib v0.5.2
[INFO] [stderr]    Compiling tiny-skia-path v0.8.4
[INFO] [stderr]    Compiling rayon v1.10.0
[INFO] [stderr]    Compiling owned_ttf_parser v0.24.0
[INFO] [stderr]    Compiling wayland-sys v0.30.1
[INFO] [stderr]    Compiling draw_state v0.8.0
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling arrayvec v0.7.4
[INFO] [stderr]    Compiling gfx_core v0.9.2
[INFO] [stderr]    Compiling glutin v0.30.10
[INFO] [stderr]    Compiling ttf-parser v0.15.2
[INFO] [stderr]    Compiling raw-window-handle v0.5.2
[INFO] [stderr]    Compiling ab_glyph v0.2.28
[INFO] [stderr]    Compiling qoi v0.4.1
[INFO] [stderr]    Compiling glutin-winit v0.3.0
[INFO] [stderr]    Compiling libloading v0.7.4
[INFO] [stderr]    Compiling instant v0.1.13
[INFO] [stderr]    Compiling piston-texture v0.9.0
[INFO] [stderr]    Compiling shader_version v0.7.0
[INFO] [stderr]    Compiling tiny-skia v0.8.4
[INFO] [stderr]    Compiling wayland-scanner v0.29.5
[INFO] [stderr]    Compiling gl_generator v0.14.0
[INFO] [stderr]    Compiling gl_generator v0.13.1
[INFO] [stderr]    Compiling vecmath v1.0.0
[INFO] [stderr]    Compiling interpolation v0.3.0
[INFO] [stderr]    Compiling read_color v1.0.0
[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/4987e9d4227139400384ab59296ffee3b0fb1183/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.71/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="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --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=4db4446dd1863161 -C extra-filename=-660a008cfc7ff1c4 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-90f4d189e3c1781a.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-ea54d792119c380c.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" "39c9a392a04f142e1b0fb17b194537c8349f5d3f33e0f7366ca946f5204a442d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39c9a392a04f142e1b0fb17b194537c8349f5d3f33e0f7366ca946f5204a442d", kill_on_drop: false }`
[INFO] [stdout] 39c9a392a04f142e1b0fb17b194537c8349f5d3f33e0f7366ca946f5204a442d