[INFO] cloning repository https://github.com/szk0u/rust_ui_demo
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/szk0u/rust_ui_demo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fszk0u%2Frust_ui_demo", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fszk0u%2Frust_ui_demo'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 79ac1b5a1378bfb1dddfab327d6e1b9bc733cea5
[INFO] checking szk0u/rust_ui_demo against master#4d1bd0db7f489b22c6d8aa2385937a95412c015b for pr-114682
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fszk0u%2Frust_ui_demo" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/szk0u/rust_ui_demo on toolchain 4d1bd0db7f489b22c6d8aa2385937a95412c015b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d1bd0db7f489b22c6d8aa2385937a95412c015b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/szk0u/rust_ui_demo
[INFO] finished tweaking git repo https://github.com/szk0u/rust_ui_demo
[INFO] tweaked toml for git repo https://github.com/szk0u/rust_ui_demo written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/szk0u/rust_ui_demo 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" "+4d1bd0db7f489b22c6d8aa2385937a95412c015b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[ERROR] this task or one of its parent failed!
[ERROR] no output for 300 seconds
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.
[INFO] checking szk0u/rust_ui_demo against try#785364c7e5e0804473a3fddfb579798ea14e3493 for pr-114682
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fszk0u%2Frust_ui_demo" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/szk0u/rust_ui_demo on toolchain 785364c7e5e0804473a3fddfb579798ea14e3493
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+785364c7e5e0804473a3fddfb579798ea14e3493" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/szk0u/rust_ui_demo
[INFO] finished tweaking git repo https://github.com/szk0u/rust_ui_demo
[INFO] tweaked toml for git repo https://github.com/szk0u/rust_ui_demo written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/szk0u/rust_ui_demo 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" "+785364c7e5e0804473a3fddfb579798ea14e3493" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking szk0u/rust_ui_demo against try#785364c7e5e0804473a3fddfb579798ea14e3493 for pr-114682
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fszk0u%2Frust_ui_demo" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/szk0u/rust_ui_demo on toolchain 785364c7e5e0804473a3fddfb579798ea14e3493
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+785364c7e5e0804473a3fddfb579798ea14e3493" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/szk0u/rust_ui_demo
[INFO] finished tweaking git repo https://github.com/szk0u/rust_ui_demo
[INFO] tweaked toml for git repo https://github.com/szk0u/rust_ui_demo written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/szk0u/rust_ui_demo 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" "+785364c7e5e0804473a3fddfb579798ea14e3493" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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 clipboard_macos v0.1.0
[INFO] [stderr]   Downloaded glyph_brush v0.6.3
[INFO] [stderr]   Downloaded core-text v13.3.2
[INFO] [stderr]   Downloaded raw-window-handle v0.3.4
[INFO] [stderr]   Downloaded storage-map v0.2.0
[INFO] [stderr]   Downloaded nom v7.1.2
[INFO] [stderr]   Downloaded clipboard_x11 v0.2.0
[INFO] [stderr]   Downloaded servo-fontconfig v0.4.0
[INFO] [stderr]   Downloaded ndk v0.1.0
[INFO] [stderr]   Downloaded net2 v0.2.38
[INFO] [stderr]   Downloaded svg_fmt v0.2.1
[INFO] [stderr]   Downloaded iced_core v0.2.1
[INFO] [stderr]   Downloaded window_clipboard v0.1.4
[INFO] [stderr]   Downloaded dodrio v0.1.0
[INFO] [stderr]   Downloaded gfx-backend-vulkan v0.4.3
[INFO] [stderr]   Downloaded lyon_path v0.14.0
[INFO] [stderr]   Downloaded parking_lot_core v0.7.3
[INFO] [stderr]   Downloaded wgpu-native v0.4.3
[INFO] [stderr]   Downloaded winit v0.22.2
[INFO] [stderr]   Downloaded x11rb v0.8.1
[INFO] [stderr]   Downloaded servo-fontconfig-sys v4.0.9
[INFO] [stderr]   Downloaded wgpu v0.4.0
[INFO] [stderr]   Downloaded rendy-descriptor v0.5.1
[INFO] [stderr]   Downloaded servo-freetype-sys v4.0.5
[INFO] [stderr]   Downloaded spirv_cross v0.16.0
[INFO] [stderr]   Downloaded zerocopy-derive v0.1.4
[INFO] [stderr]   Downloaded expat-sys v2.1.6
[INFO] [stderr]   Downloaded iced v0.1.1
[INFO] [stderr]   Downloaded ndk-sys v0.1.0
[INFO] [stderr]   Downloaded nix v0.20.2
[INFO] [stderr]   Downloaded bumpalo v2.6.0
[INFO] [stderr]   Downloaded iced_native v0.2.2
[INFO] [stderr]   Downloaded gfx-backend-dx12 v0.4.3
[INFO] [stderr]   Downloaded xi-unicode v0.2.1
[INFO] [stderr]   Downloaded x11-dl v2.20.1
[INFO] [stderr]   Downloaded lyon_geom v0.14.1
[INFO] [stderr]   Downloaded euclid v0.19.9
[INFO] [stderr]   Downloaded gfx-backend-dx11 v0.4.6
[INFO] [stderr]   Downloaded cocoa v0.20.2
[INFO] [stderr]   Downloaded x11 v2.20.1
[INFO] [stderr]   Downloaded euclid v0.20.14
[INFO] [stderr]   Downloaded gfx-hal v0.4.1
[INFO] [stderr]   Downloaded gfx-backend-metal v0.4.5
[INFO] [stderr]   Downloaded wgpu_glyph v0.7.0
[INFO] [stderr]   Downloaded ash v0.29.0
[INFO] [stderr]   Downloaded iced_wgpu v0.2.3
[INFO] [stderr]   Downloaded font-kit v0.4.0
[INFO] [stderr]   Downloaded parking_lot_core v0.6.3
[INFO] [stderr]   Downloaded atom v0.3.6
[INFO] [stderr]   Downloaded glam v0.8.7
[INFO] [stderr]   Downloaded metal v0.18.0
[INFO] [stderr]   Downloaded smithay-client-toolkit v0.16.0
[INFO] [stderr]   Downloaded freetype v0.4.1
[INFO] [stderr]   Downloaded memmap2 v0.5.8
[INFO] [stderr]   Downloaded dwrote v0.9.0
[INFO] [stderr]   Downloaded iced_web v0.2.1
[INFO] [stderr]   Downloaded rendy-memory v0.5.2
[INFO] [stderr]   Downloaded zerocopy v0.2.8
[INFO] [stderr]   Downloaded iced_style v0.1.0
[INFO] [stderr]   Downloaded gfx-backend-empty v0.4.0
[INFO] [stderr]   Downloaded ndk-glue v0.1.0
[INFO] [stderr]   Downloaded iced_futures v0.1.2
[INFO] [stderr]   Downloaded crossbeam-deque v0.7.4
[INFO] [stderr]   Downloaded iced_winit v0.1.0
[INFO] [stderr]   Downloaded async-process v1.6.0
[INFO] [stderr]   Downloaded glyph_brush_layout v0.1.9
[INFO] [stderr]   Downloaded guillotiere v0.4.4
[INFO] [stderr]   Downloaded hibitset v0.6.3
[INFO] [stderr]   Downloaded xdg v2.4.1
[INFO] [stderr]   Downloaded clipboard_wayland v0.1.2
[INFO] [stderr]   Downloaded euclid_macros v0.1.0
[INFO] [stderr]   Downloaded colorful v0.2.2
[INFO] [stderr]   Downloaded gfx-auxil v0.1.0
[INFO] [stderr]   Downloaded relevant v0.4.2
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+785364c7e5e0804473a3fddfb579798ea14e3493" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2bd0b4cdca8e3dd9ec7e6fdf0b6f2eb14f6b075b6ab3011261b7aeacdf78ccd0
[INFO] running `Command { std: "docker" "start" "-a" "2bd0b4cdca8e3dd9ec7e6fdf0b6f2eb14f6b075b6ab3011261b7aeacdf78ccd0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2bd0b4cdca8e3dd9ec7e6fdf0b6f2eb14f6b075b6ab3011261b7aeacdf78ccd0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2bd0b4cdca8e3dd9ec7e6fdf0b6f2eb14f6b075b6ab3011261b7aeacdf78ccd0", kill_on_drop: false }`
[INFO] [stdout] 2bd0b4cdca8e3dd9ec7e6fdf0b6f2eb14f6b075b6ab3011261b7aeacdf78ccd0
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+785364c7e5e0804473a3fddfb579798ea14e3493" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fa02ce653cbac1faafc10246c35c44cc7ef609f054c15bfa38ee3048b546ea27
[INFO] running `Command { std: "docker" "start" "-a" "fa02ce653cbac1faafc10246c35c44cc7ef609f054c15bfa38ee3048b546ea27", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.49
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling xml-rs v0.8.4
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]     Checking cty v0.2.2
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]     Checking once_cell v1.17.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]     Checking downcast-rs v1.2.0
[INFO] [stderr]     Checking fastrand v1.8.0
[INFO] [stderr]     Checking concurrent-queue v2.0.0
[INFO] [stderr]     Checking libloading v0.7.4
[INFO] [stderr]    Compiling wayland-sys v0.29.5
[INFO] [stderr]     Checking raw-window-handle v0.4.3
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking dlib v0.5.0
[INFO] [stderr]     Checking stb_truetype v0.3.1
[INFO] [stderr]    Compiling polling v2.5.2
[INFO] [stderr]     Checking rustc-hash v1.1.0
[INFO] [stderr]     Checking raw-window-handle v0.3.4
[INFO] [stderr]     Checking linked-hash-map v0.5.6
[INFO] [stderr]     Checking nix v0.24.3
[INFO] [stderr]     Checking futures-lite v1.12.0
[INFO] [stderr]     Checking getrandom v0.2.8
[INFO] [stderr]    Compiling async-io v1.12.0
[INFO] [stderr]    Compiling futures-channel v0.3.25
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]     Checking smallvec v0.6.14
[INFO] [stderr]    Compiling servo-freetype-sys v4.0.5
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.49/src/lib.rs:92:30
[INFO] [stdout]    |
[INFO] [stdout] 92 |     feature(proc_macro_span, proc_macro_span_shrink)
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking socket2 v0.4.7
[INFO] [stderr]     Checking gfx-hal v0.4.1
[INFO] [stderr]     Checking net2 v0.2.38
[INFO] [stderr]     Checking libloading v0.6.7
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `proc-macro2` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "fa02ce653cbac1faafc10246c35c44cc7ef609f054c15bfa38ee3048b546ea27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa02ce653cbac1faafc10246c35c44cc7ef609f054c15bfa38ee3048b546ea27", kill_on_drop: false }`
[INFO] [stdout] fa02ce653cbac1faafc10246c35c44cc7ef609f054c15bfa38ee3048b546ea27