[INFO] cloning repository https://github.com/goolord/tundra
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/goolord/tundra" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgoolord%2Ftundra", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgoolord%2Ftundra'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8105bd7bc6dd6fb8097b7e26455a6e4370986d53
[INFO] testing goolord/tundra against beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgoolord%2Ftundra" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/goolord/tundra on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/goolord/tundra
[INFO] finished tweaking git repo https://github.com/goolord/tundra
[INFO] tweaked toml for git repo https://github.com/goolord/tundra written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/goolord/tundra already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: the cargo feature `edition2021` has been stabilized in the 1.56 release and is no longer necessary to be listed in the manifest
[INFO] [stderr]   See https://doc.rust-lang.org/beta/cargo/reference/manifest.html#the-edition-field for more information about using this feature.
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded svg v0.10.0
[INFO] [stderr]   Downloaded iced_core v0.4.0
[INFO] [stderr]   Downloaded iced_futures v0.3.0
[INFO] [stderr]   Downloaded lyon_geom v0.16.2
[INFO] [stderr]   Downloaded lyon_tessellation v0.16.2
[INFO] [stderr]   Downloaded iced_style v0.3.0
[INFO] [stderr]   Downloaded bytemuck_derive v1.0.1
[INFO] [stderr]   Downloaded pathfinder_simd v0.5.1
[INFO] [stderr]   Downloaded iced_winit v0.3.0
[INFO] [stderr]   Downloaded font-kit v0.10.1
[INFO] [stderr]   Downloaded lyon_algorithms v0.16.0
[INFO] [stderr]   Downloaded clipboard_macos v0.1.0
[INFO] [stderr]   Downloaded winapi-wsapoll v0.1.1
[INFO] [stderr]   Downloaded unicode-vo v0.1.0
[INFO] [stderr]   Downloaded iced_wgpu v0.4.0
[INFO] [stderr]   Downloaded slotmap v0.4.3
[INFO] [stderr]   Downloaded simplecss v0.2.1
[INFO] [stderr]   Downloaded unicode-ccc v0.1.2
[INFO] [stderr]   Downloaded unicode-general-category v0.2.0
[INFO] [stderr]   Downloaded rctree v0.3.3
[INFO] [stderr]   Downloaded iced_web v0.4.0
[INFO] [stderr]   Downloaded clipboard_x11 v0.3.1
[INFO] [stderr]   Downloaded wide v0.6.5
[INFO] [stderr]   Downloaded glyph_brush_draw_cache v0.1.4
[INFO] [stderr]   Downloaded euclid v0.22.6
[INFO] [stderr]   Downloaded fontdb v0.3.0
[INFO] [stderr]   Downloaded lyon_path v0.16.2
[INFO] [stderr]   Downloaded data-url v0.1.0
[INFO] [stderr]   Downloaded fuzzy-matcher v0.3.7
[INFO] [stderr]   Downloaded ttf-parser v0.9.0
[INFO] [stderr]   Downloaded glyph_brush v0.7.2
[INFO] [stderr]   Downloaded unicode-bidi-mirroring v0.1.0
[INFO] [stderr]   Downloaded glyph_brush_layout v0.2.3
[INFO] [stderr]   Downloaded svgfilters v0.2.0
[INFO] [stderr]   Downloaded longest-increasing-subsequence v0.1.0
[INFO] [stderr]   Downloaded safe_arch v0.5.2
[INFO] [stderr]   Downloaded fastrand v1.5.0
[INFO] [stderr]   Downloaded pico-args v0.3.4
[INFO] [stderr]   Downloaded iced_native v0.4.0
[INFO] [stderr]   Downloaded flate2 v1.0.21
[INFO] [stderr]   Downloaded twox-hash v1.6.1
[INFO] [stderr]   Downloaded guillotiere v0.6.2
[INFO] [stderr]   Downloaded rgb v0.8.27
[INFO] [stderr]   Downloaded roxmltree v0.13.1
[INFO] [stderr]   Downloaded svgtypes v0.5.0
[INFO] [stderr]   Downloaded float-cmp v0.5.3
[INFO] [stderr]   Downloaded unicode-script v0.5.3
[INFO] [stderr]   Downloaded wgpu_glyph v0.11.0
[INFO] [stderr]   Downloaded xmlwriter v0.1.0
[INFO] [stderr]   Downloaded x11rb v0.8.1
[INFO] [stderr]   Downloaded rustybuzz v0.3.0
[INFO] [stderr]   Downloaded core-text v19.2.0
[INFO] [stderr]   Downloaded tiny-skia v0.2.0
[INFO] [stderr]   Downloaded freetype v0.7.0
[INFO] [stderr]   Downloaded iced_graphics v0.2.0
[INFO] [stderr]   Downloaded glam v0.10.2
[INFO] [stderr]   Downloaded clipboard_wayland v0.2.0
[INFO] [stderr]   Downloaded freetype-sys v0.13.1
[INFO] [stderr]   Downloaded window_clipboard v0.2.1
[INFO] [stderr]   Downloaded async-std v1.10.0
[INFO] [stderr]   Downloaded lyon v0.16.2
[INFO] [stderr]   Downloaded dodrio v0.2.0
[INFO] [stderr]   Downloaded iced v0.3.0
[INFO] [stderr]   Downloaded servo-fontconfig-sys v5.1.0
[INFO] [stderr]   Downloaded servo-fontconfig v0.5.1
[INFO] [stderr]   Downloaded resvg v0.12.0
[INFO] [stderr]   Downloaded usvg v0.12.0
[INFO] [stderr]   Downloaded pathfinder_geometry v0.5.1
[INFO] [stderr]   Downloaded iced_audio v0.7.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 65fa82219720ef9f7d27b51c414fb07ce80fdb868bd66398ebcadabc924f125d
[INFO] running `Command { std: "docker" "start" "-a" "65fa82219720ef9f7d27b51c414fb07ce80fdb868bd66398ebcadabc924f125d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "65fa82219720ef9f7d27b51c414fb07ce80fdb868bd66398ebcadabc924f125d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "65fa82219720ef9f7d27b51c414fb07ce80fdb868bd66398ebcadabc924f125d", kill_on_drop: false }`
[INFO] [stdout] 65fa82219720ef9f7d27b51c414fb07ce80fdb868bd66398ebcadabc924f125d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] df904e5036c7a51b94ca5c4d37a9a014a6f84c4bdba453a41aa1ff63a5f8885d
[INFO] running `Command { std: "docker" "start" "-a" "df904e5036c7a51b94ca5c4d37a9a014a6f84c4bdba453a41aa1ff63a5f8885d", kill_on_drop: false }`
[INFO] [stderr] warning: the cargo feature `edition2021` has been stabilized in the 1.56 release and is no longer necessary to be listed in the manifest
[INFO] [stderr]   See https://doc.rust-lang.org/beta/cargo/reference/manifest.html#the-edition-field for more information about using this feature.
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.101
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.29
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.65
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling smallvec v1.6.1
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling pin-project-lite v0.2.7
[INFO] [stderr]    Compiling futures-core v0.3.17
[INFO] [stderr]    Compiling once_cell v1.8.0
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling slab v0.4.4
[INFO] [stderr]    Compiling xml-rs v0.8.4
[INFO] [stderr]    Compiling futures-io v0.3.17
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]    Compiling futures-channel v0.3.17
[INFO] [stderr]    Compiling ab_glyph_rasterizer v0.1.4
[INFO] [stderr]    Compiling fixedbitset v0.2.0
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling futures-task v0.3.17
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling minimal-lexical v0.1.3
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling downcast-rs v1.2.0
[INFO] [stderr]    Compiling futures-sink v0.3.17
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]    Compiling ttf-parser v0.12.3
[INFO] [stderr]    Compiling khronos-egl v3.0.2
[INFO] [stderr]    Compiling ttf-parser v0.6.2
[INFO] [stderr]    Compiling unicode-general-category v0.2.0
[INFO] [stderr]    Compiling ahash v0.4.7
[INFO] [stderr]    Compiling iced_core v0.4.0
[INFO] [stderr]    Compiling cache-padded v1.1.1
[INFO] [stderr]    Compiling cfg_aliases v0.1.1
[INFO] [stderr]    Compiling nix v0.18.0
[INFO] [stderr]    Compiling fastrand v1.5.0
[INFO] [stderr]    Compiling inplace_it v0.3.3
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling float-cmp v0.5.3
[INFO] [stderr]    Compiling waker-fn v1.1.0
[INFO] [stderr]    Compiling ttf-parser v0.9.0
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling float-ord v0.2.0
[INFO] [stderr]    Compiling event-listener v2.5.1
[INFO] [stderr]    Compiling glow v0.7.2
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]    Compiling parking v2.0.0
[INFO] [stderr]    Compiling unicode-ccc v0.1.2
[INFO] [stderr]    Compiling linked-hash-map v0.5.4
[INFO] [stderr]    Compiling unicode-script v0.5.3
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling unicode-bidi-mirroring v0.1.0
[INFO] [stderr]    Compiling xdg v2.2.0
[INFO] [stderr]    Compiling xi-unicode v0.3.0
[INFO] [stderr]    Compiling siphasher v0.2.3
[INFO] [stderr]    Compiling copyless v0.1.5
[INFO] [stderr]    Compiling xmlparser v0.13.3
[INFO] [stderr]    Compiling matches v0.1.9
[INFO] [stderr]    Compiling unicode-vo v0.1.0
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling pico-args v0.3.4
[INFO] [stderr]    Compiling unicode-bidi v0.3.6
[INFO] [stderr]    Compiling base64 v0.13.0
[INFO] [stderr]    Compiling rctree v0.3.3
[INFO] [stderr]    Compiling xmlwriter v0.1.0
[INFO] [stderr]    Compiling arrayref v0.3.6
[INFO] [stderr]    Compiling async-task v4.0.3
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]    Compiling svg_fmt v0.4.1
[INFO] [stderr]    Compiling jpeg-decoder v0.1.22
[INFO] [stderr]    Compiling tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling cpal v0.13.4
[INFO] [stderr]    Compiling atomic-waker v1.0.0
[INFO] [stderr]    Compiling hound v3.4.0
[INFO] [stderr]    Compiling claxon v0.4.3
[INFO] [stderr]    Compiling svg v0.10.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling lock_api v0.4.5
[INFO] [stderr]    Compiling futures-macro v0.3.17
[INFO] [stderr]    Compiling futures-util v0.3.17
[INFO] [stderr]    Compiling tracing-core v0.1.19
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling gpu-descriptor-types v0.1.1
[INFO] [stderr]    Compiling gpu-alloc-types v0.2.0
[INFO] [stderr]    Compiling wgpu-types v0.7.0
[INFO] [stderr]    Compiling libloading v0.7.0
[INFO] [stderr]    Compiling libloading v0.6.7
[INFO] [stderr]    Compiling instant v0.1.10
[INFO] [stderr]    Compiling wgpu-core v0.7.1
[INFO] [stderr]    Compiling iced_style v0.3.0
[INFO] [stderr]    Compiling tinyvec v1.3.1
[INFO] [stderr]    Compiling data-url v0.1.0
[INFO] [stderr] error: could not compile `syn`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name build_script_build --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syn-1.0.65/build.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type bin --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 --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="quote"' --cfg 'feature="visit"' --cfg 'feature="visit-mut"' -C metadata=81e87b42907e8353 -C extra-filename=-81e87b42907e8353 --out-dir /opt/rustwide/target/debug/build/syn-81e87b42907e8353 -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "df904e5036c7a51b94ca5c4d37a9a014a6f84c4bdba453a41aa1ff63a5f8885d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df904e5036c7a51b94ca5c4d37a9a014a6f84c4bdba453a41aa1ff63a5f8885d", kill_on_drop: false }`
[INFO] [stdout] df904e5036c7a51b94ca5c4d37a9a014a6f84c4bdba453a41aa1ff63a5f8885d