[INFO] cloning repository https://github.com/radmerales/rust-mnist-cnn
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/radmerales/rust-mnist-cnn" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fradmerales%2Frust-mnist-cnn", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fradmerales%2Frust-mnist-cnn'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8a909f209f6e35c1dc81e1d0a3ede0dd9aa6e390
[INFO] building radmerales/rust-mnist-cnn against master#eb171a227f9e5de5d376b6edb56b174bc8235fb3 for pr-149937
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fradmerales%2Frust-mnist-cnn" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/radmerales/rust-mnist-cnn
[INFO] finished tweaking git repo https://github.com/radmerales/rust-mnist-cnn
[INFO] tweaked toml for git repo https://github.com/radmerales/rust-mnist-cnn written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/radmerales/rust-mnist-cnn on toolchain eb171a227f9e5de5d376b6edb56b174bc8235fb3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+eb171a227f9e5de5d376b6edb56b174bc8235fb3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/radmerales/rust-mnist-cnn 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" "+eb171a227f9e5de5d376b6edb56b174bc8235fb3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded thiserror v1.0.62
[INFO] [stderr]   Downloaded xtask v0.1.0
[INFO] [stderr]   Downloaded pistoncore-window v1.0.0
[INFO] [stderr]   Downloaded piston_window v0.132.0
[INFO] [stderr]   Downloaded piston-gfx_texture v0.45.0
[INFO] [stderr]   Downloaded thiserror-impl v1.0.62
[INFO] [stderr]   Downloaded piston-texture v0.9.0
[INFO] [stderr]   Downloaded piston v1.0.0
[INFO] [stderr]   Downloaded interpolation v0.3.0
[INFO] [stderr]   Downloaded fs v0.0.5
[INFO] [stderr]   Downloaded spin_sleep v1.2.0
[INFO] [stderr]   Downloaded target-lexicon v0.12.15
[INFO] [stderr]   Downloaded gfx v0.18.3
[INFO] [stderr]   Downloaded bitstream-io v2.5.0
[INFO] [stderr]   Downloaded rgb v0.8.44
[INFO] [stderr]   Downloaded pistoncore-glutin_window v0.72.0
[INFO] [stderr]   Downloaded freetype-rs v0.34.1
[INFO] [stderr]   Downloaded toml_edit v0.22.15
[INFO] [stderr]   Downloaded serde_json v1.0.120
[INFO] [stderr]   Downloaded cc v1.1.0
[INFO] [stderr]   Downloaded built v0.7.4
[INFO] [stderr]   Downloaded piston2d-graphics v0.44.0
[INFO] [stderr]   Downloaded piston2d-gfx_graphics v0.81.0
[INFO] [stderr]   Downloaded syn v2.0.70
[INFO] [stderr]   Downloaded pistoncore-event_loop v1.0.0
[INFO] [stderr]   Downloaded ravif v0.11.8
[INFO] [stderr]   Downloaded piston-viewport v1.0.2
[INFO] [stderr]   Downloaded gfx_text v0.33.0
[INFO] [stderr]   Downloaded freetype-sys v0.19.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+eb171a227f9e5de5d376b6edb56b174bc8235fb3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 62cdeab61a02f1a1d5d2cce5d2e27850532c884965365198ff68028fe4cf6d4f
[INFO] running `Command { std: "docker" "start" "-a" "62cdeab61a02f1a1d5d2cce5d2e27850532c884965365198ff68028fe4cf6d4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "62cdeab61a02f1a1d5d2cce5d2e27850532c884965365198ff68028fe4cf6d4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62cdeab61a02f1a1d5d2cce5d2e27850532c884965365198ff68028fe4cf6d4f", kill_on_drop: false }`
[INFO] [stdout] 62cdeab61a02f1a1d5d2cce5d2e27850532c884965365198ff68028fe4cf6d4f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+eb171a227f9e5de5d376b6edb56b174bc8235fb3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 51d3dea5fe27d28d3dfeb5e743e0ae23d6e7c339a69ab754affa798e68b2cd02
[INFO] running `Command { std: "docker" "start" "-a" "51d3dea5fe27d28d3dfeb5e743e0ae23d6e7c339a69ab754affa798e68b2cd02", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling libc v0.2.155
[INFO] [stderr]    Compiling xml-rs v0.8.20
[INFO] [stderr]    Compiling smallvec v1.13.2
[INFO] [stderr]    Compiling thiserror v1.0.62
[INFO] [stderr]    Compiling cfg_aliases v0.1.1
[INFO] [stderr]    Compiling libloading v0.8.4
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling bytemuck v1.16.1
[INFO] [stderr]    Compiling rustix v0.38.34
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling linux-raw-sys v0.4.14
[INFO] [stderr]    Compiling miniz_oxide v0.7.4
[INFO] [stderr]    Compiling wayland-sys v0.31.3
[INFO] [stderr]    Compiling syn v2.0.70
[INFO] [stderr]    Compiling wayland-sys v0.29.5
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.92
[INFO] [stderr]    Compiling strict-num v0.1.1
[INFO] [stderr]    Compiling ab_glyph_rasterizer v0.1.8
[INFO] [stderr]    Compiling dlib v0.5.2
[INFO] [stderr]    Compiling xcursor v0.3.5
[INFO] [stderr]    Compiling fdeflate v0.3.4
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]    Compiling quick-xml v0.34.0
[INFO] [stderr]    Compiling wayland-client v0.31.4
[INFO] [stderr]    Compiling wayland-scanner v0.29.5
[INFO] [stderr]    Compiling gl_generator v0.14.0
[INFO] [stderr]    Compiling piston-float v1.0.1
[INFO] [stderr]    Compiling slotmap v1.0.7
[INFO] [stderr]    Compiling x11-dl v2.21.0
[INFO] [stderr]    Compiling flate2 v1.0.30
[INFO] [stderr]    Compiling ttf-parser v0.24.0
[INFO] [stderr]    Compiling serde v1.0.204
[INFO] [stderr]    Compiling anyhow v1.0.86
[INFO] [stderr]    Compiling piston-viewport v1.0.2
[INFO] [stderr]    Compiling aligned-vec v0.5.0
[INFO] [stderr]    Compiling wasm-bindgen v0.2.92
[INFO] [stderr]    Compiling built v0.7.4
[INFO] [stderr]    Compiling rayon v1.10.0
[INFO] [stderr]    Compiling smithay-client-toolkit v0.16.1
[INFO] [stderr]    Compiling draw_state v0.8.0
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling v_frame v0.3.8
[INFO] [stderr]    Compiling wayland-scanner v0.31.3
[INFO] [stderr]    Compiling png v0.17.13
[INFO] [stderr]    Compiling tracing-core v0.1.32
[INFO] [stderr]    Compiling wayland-client v0.29.5
[INFO] [stderr]    Compiling wayland-protocols v0.29.5
[INFO] [stderr]    Compiling rav1e v0.7.1
[INFO] [stderr]    Compiling piston-graphics_api_version v1.0.1
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling gfx_core v0.9.2
[INFO] [stderr]    Compiling glutin_egl_sys v0.5.1
[INFO] [stderr]    Compiling glutin_glx_sys v0.4.0
[INFO] [stderr]    Compiling tracing v0.1.40
[INFO] [stderr]    Compiling tiny-skia-path v0.8.4
[INFO] [stderr]    Compiling jobserver v0.1.31
[INFO] [stderr]    Compiling nix v0.24.3
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling cc v1.1.0
[INFO] [stderr]    Compiling nix v0.25.1
[INFO] [stderr]    Compiling memmap2 v0.5.10
[INFO] [stderr]    Compiling hashbrown v0.14.5
[INFO] [stderr]    Compiling spin v0.9.8
[INFO] [stderr]    Compiling simd_helpers v0.1.0
[INFO] [stderr]    Compiling wayland-sys v0.30.1
[INFO] [stderr]    Compiling num-rational v0.4.2
[INFO] [stderr]    Compiling owned_ttf_parser v0.24.0
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.6
[INFO] [stderr]    Compiling noop_proc_macro v0.3.0
[INFO] [stderr]    Compiling bitstream-io v2.5.0
[INFO] [stderr]    Compiling ab_glyph v0.2.28
[INFO] [stderr]    Compiling wayland-commons v0.29.5
[INFO] [stderr]    Compiling av1-grain v0.2.3
[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/eb171a227f9e5de5d376b6edb56b174bc8235fb3/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.70/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"' --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=af3a52b271cb2389 -C extra-filename=-b8d75163d7c64a1f --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-4861c8d2d9938960.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-04a47ed96ea1327e.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" "51d3dea5fe27d28d3dfeb5e743e0ae23d6e7c339a69ab754affa798e68b2cd02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "51d3dea5fe27d28d3dfeb5e743e0ae23d6e7c339a69ab754affa798e68b2cd02", kill_on_drop: false }`
[INFO] [stdout] 51d3dea5fe27d28d3dfeb5e743e0ae23d6e7c339a69ab754affa798e68b2cd02