[INFO] cloning repository https://github.com/liquidev/netcanv
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/liquidev/netcanv" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fliquidev%2Fnetcanv", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fliquidev%2Fnetcanv'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ca66abea9208b389d6cd218560ed520175b84d12
[INFO] documenting liquidev/netcanv against 1.61.0 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fliquidev%2Fnetcanv" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/liquidev/netcanv on toolchain 1.61.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-14/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/liquidev/netcanv
[INFO] finished tweaking git repo https://github.com/liquidev/netcanv
[INFO] tweaked toml for git repo https://github.com/liquidev/netcanv written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/liquidev/netcanv already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded float-cmp v0.5.3
[INFO] [stderr]   Downloaded pico-args v0.4.0
[INFO] [stderr]   Downloaded xmlparser v0.13.3
[INFO] [stderr]   Downloaded data-url v0.1.0
[INFO] [stderr]   Downloaded roxmltree v0.14.0
[INFO] [stderr]   Downloaded kurbo v0.8.0
[INFO] [stderr]   Downloaded unic-langid v0.9.0
[INFO] [stderr]   Downloaded tiny-skia v0.5.1
[INFO] [stderr]   Downloaded fluent-langneg v0.13.0
[INFO] [stderr]   Downloaded rgb v0.8.25
[INFO] [stderr]   Downloaded svgfilters v0.3.0
[INFO] [stderr]   Downloaded wayland-sys v0.29.1
[INFO] [stderr]   Downloaded wayland-client v0.29.1
[INFO] [stderr]   Downloaded wayland-commons v0.29.1
[INFO] [stderr]   Downloaded wayland-protocols v0.29.1
[INFO] [stderr]   Downloaded wayland-cursor v0.29.1
[INFO] [stderr]   Downloaded smithay-client-toolkit v0.15.2
[INFO] [stderr]   Downloaded sys-locale v0.1.0
[INFO] [stderr]   Downloaded intl-memoizer v0.5.1
[INFO] [stderr]   Downloaded intl_pluralrules v7.0.1
[INFO] [stderr]   Downloaded fluent-bundle v0.15.2
[INFO] [stderr]   Downloaded fluent-syntax v0.11.0
[INFO] [stderr]   Downloaded glam v0.19.0
[INFO] [stderr]   Downloaded wfd v0.1.7
[INFO] [stderr]   Downloaded error-code v2.3.0
[INFO] [stderr]   Downloaded arboard v2.0.1
[INFO] [stderr]   Downloaded clipboard-win v4.2.2
[INFO] [stderr]   Downloaded native-dialog v0.5.5
[INFO] [stderr]   Downloaded fluent v0.16.0
[INFO] [stderr]   Downloaded phf_macros v0.10.0
[INFO] [stderr]   Downloaded hash32 v0.2.1
[INFO] [stderr]   Downloaded tinystr v0.3.4
[INFO] [stderr]   Downloaded heapless v0.7.7
[INFO] [stderr]   Downloaded unic-langid-impl v0.9.0
[INFO] [stderr]   Downloaded nix v0.22.2
[INFO] [stderr]   Downloaded simplecss v0.2.0
[INFO] [stderr]   Downloaded wayland-scanner v0.29.1
[INFO] [stderr]   Downloaded self_cell v0.10.2
[INFO] [stderr]   Downloaded wayland-egl v0.29.1
[INFO] [stderr]   Downloaded calloop v0.9.1
[INFO] [stderr]   Downloaded usvg v0.14.0
[INFO] [stderr]   Downloaded winit v0.26.0
[INFO] [stderr]   Downloaded nysa v0.2.2
[INFO] [stderr]   Downloaded cstr_core v0.2.5
[INFO] [stderr]   Downloaded rctree v0.3.3
[INFO] [stderr]   Downloaded xmlwriter v0.1.0
[INFO] [stderr]   Downloaded svgtypes v0.5.0
[INFO] [stderr]   Downloaded paws v0.3.3
[INFO] [stderr]   Downloaded webp v0.2.0
[INFO] [stderr]   Downloaded type-map v0.4.0
[INFO] [stderr]   Downloaded simple_logger v2.1.0
[INFO] [stderr]   Downloaded tokio v1.16.1
[INFO] [stderr]   Downloaded freetype-rs v0.28.0
[INFO] [stderr]   Downloaded freetype-sys v0.14.0
[INFO] [stderr]   Downloaded libwebp-sys v0.2.0
[INFO] [stderr]   Downloaded resvg v0.14.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4c27556b95f2885792f19f8934008cc19fef584e75915e6bab912ed42be1d85b
[INFO] running `Command { std: "docker" "start" "-a" "4c27556b95f2885792f19f8934008cc19fef584e75915e6bab912ed42be1d85b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4c27556b95f2885792f19f8934008cc19fef584e75915e6bab912ed42be1d85b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c27556b95f2885792f19f8934008cc19fef584e75915e6bab912ed42be1d85b", kill_on_drop: false }`
[INFO] [stdout] 4c27556b95f2885792f19f8934008cc19fef584e75915e6bab912ed42be1d85b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "RUSTDOCFLAGS=--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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c738d4419a9edad15ca9f8d35302648932bf0c7c653fbaa6169dab91f65393a1
[INFO] running `Command { std: "docker" "start" "-a" "c738d4419a9edad15ca9f8d35302648932bf0c7c653fbaa6169dab91f65393a1", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.109
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]     Checking smallvec v1.7.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking bytemuck v1.7.2
[INFO] [stderr]     Checking bytes v1.1.0
[INFO] [stderr]    Compiling futures-task v0.3.19
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]     Checking self_cell v0.10.2
[INFO] [stderr]     Checking float-cmp v0.5.3
[INFO] [stderr]    Compiling winit v0.26.0
[INFO] [stderr]    Compiling futures-core v0.3.19
[INFO] [stderr]    Compiling siphasher v0.3.9
[INFO] [stderr]    Compiling futures-util v0.3.19
[INFO] [stderr]     Checking xmlparser v0.13.3
[INFO] [stderr]     Checking paws v0.3.3
[INFO] [stderr]     Checking rctree v0.3.3
[INFO] [stderr]    Compiling heapless v0.7.7
[INFO] [stderr]     Checking pico-args v0.4.0
[INFO] [stderr]     Checking futures-sink v0.3.19
[INFO] [stderr]     Checking xmlwriter v0.1.0
[INFO] [stderr]     Checking glow v0.11.0
[INFO] [stderr]    Compiling netcanv v0.9.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking glam v0.19.0
[INFO] [stderr]    Compiling wayland-sys v0.29.1
[INFO] [stderr]    Compiling nom v6.1.2
[INFO] [stderr]    Compiling generic-array v0.14.5
[INFO] [stderr]    Compiling smithay-client-toolkit v0.15.2
[INFO] [stderr]     Checking miniz_oxide v0.3.7
[INFO] [stderr]     Checking data-url v0.1.0
[INFO] [stderr]     Checking rustls-pemfile v0.2.1
[INFO] [stderr]     Checking lock_api v0.4.2
[INFO] [stderr]     Checking kurbo v0.8.0
[INFO] [stderr]     Checking libloading v0.7.0
[INFO] [stderr]     Checking instant v0.1.12
[INFO] [stderr]     Checking rgb v0.8.25
[INFO] [stderr]     Checking safe_arch v0.5.2
[INFO] [stderr]     Checking nysa v0.2.2
[INFO] [stderr]     Checking svgtypes v0.5.0
[INFO] [stderr]    Compiling phf_shared v0.10.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]     Checking log v0.4.14
[INFO] [stderr]     Checking crc32fast v1.2.1
[INFO] [stderr]     Checking http v0.2.6
[INFO] [stderr]     Checking roxmltree v0.14.0
[INFO] [stderr]     Checking rustls-native-certs v0.6.1
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]     Checking spin v0.9.2
[INFO] [stderr]     Checking dlib v0.5.0
[INFO] [stderr]     Checking deflate v0.8.6
[INFO] [stderr]     Checking hash32 v0.2.1
[INFO] [stderr]     Checking cstr_core v0.2.5
[INFO] [stderr] warning: cargo-about is not available. Licensing information will not be embedded in the executable.
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking netcanv-renderer v0.1.0 (/opt/rustwide/workdir/netcanv-renderer)
[INFO] [stderr]     Checking svgfilters v0.3.0
[INFO] [stderr]     Checking simplecss v0.2.0
[INFO] [stderr]    Compiling gl_generator v0.14.0
[INFO] [stderr]    Compiling quote v1.0.15
[INFO] [stderr]    Compiling wayland-scanner v0.29.1
[INFO] [stderr]     Checking png v0.16.8
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]    Compiling jobserver v0.1.24
[INFO] [stderr]     Checking sha-1 v0.9.8
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling cc v1.0.67
[INFO] [stderr]     Checking nix v0.22.2
[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]     Checking x11-dl v2.18.5
[INFO] [stderr]     Checking memmap2 v0.3.1
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking shared_library v0.1.9
[INFO] [stderr]     Checking mio v0.8.0
[INFO] [stderr]     Checking mio v0.7.14
[INFO] [stderr]     Checking dirs-sys-next v0.1.2
[INFO] [stderr]     Checking gethostname v0.2.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking nix v0.20.0
[INFO] [stderr]     Checking which v4.1.0
[INFO] [stderr]     Checking dirs-sys v0.3.6
[INFO] [stderr]     Checking raw-window-handle v0.3.3
[INFO] [stderr]     Checking tempfile v3.3.0
[INFO] [stderr]     Checking tiny-skia v0.5.1
[INFO] [stderr]    Compiling glutin_egl_sys v0.1.5
[INFO] [stderr]    Compiling glutin_glx_sys v0.1.7
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]     Checking flate2 v1.0.20
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking osmesa-sys v0.1.2
[INFO] [stderr]     Checking xcursor v0.3.3
[INFO] [stderr]     Checking colored v2.0.0
[INFO] [stderr]     Checking dirs-next v2.0.0
[INFO] [stderr]    Compiling cmake v0.1.46
[INFO] [stderr]     Checking directories v3.0.2
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]     Checking usvg v0.14.0
[INFO] [stderr]     Checking simple_logger v2.1.0
[INFO] [stderr]    Compiling wayland-client v0.29.1
[INFO] [stderr]    Compiling wayland-protocols v0.29.1
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling freetype-sys v0.14.0
[INFO] [stderr]    Compiling libwebp-sys v0.2.0
[INFO] [stderr]    Compiling sys-locale 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 syn --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syn-1.0.86/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 -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"' -C metadata=122a0acdb6da86f0 -C extra-filename=-122a0acdb6da86f0 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-5678cd0a45f4e79c.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-3c56415554ba61b1.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-b5509196166d98f1.rmeta --cap-lints allow --cfg syn_disable_nightly_tests` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "c738d4419a9edad15ca9f8d35302648932bf0c7c653fbaa6169dab91f65393a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c738d4419a9edad15ca9f8d35302648932bf0c7c653fbaa6169dab91f65393a1", kill_on_drop: false }`
[INFO] [stdout] c738d4419a9edad15ca9f8d35302648932bf0c7c653fbaa6169dab91f65393a1