[INFO] updating cached repository https://github.com/cytecbg/rscanvas
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] [stderr] From https://github.com/cytecbg/rscanvas
[INFO] [stderr]    8b95af0..5ac6f81  master     -> master
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5ac6f81d798666ea526f09df3d5c0a316a7233e9
[INFO] testing cytecbg/rscanvas against beta-2020-07-24 for beta-1.46-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcytecbg%2Frscanvas" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/cytecbg/rscanvas on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/cytecbg/rscanvas
[INFO] finished tweaking git repo https://github.com/cytecbg/rscanvas
[INFO] tweaked toml for git repo https://github.com/cytecbg/rscanvas written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/cytecbg/rscanvas already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "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] 853d2f0c4fa1b6f7a631af4d76ec1a363e0b4bab034ff01c0c390adabf21c1a7
[INFO] running `Command { std: "docker" "start" "-a" "853d2f0c4fa1b6f7a631af4d76ec1a363e0b4bab034ff01c0c390adabf21c1a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "853d2f0c4fa1b6f7a631af4d76ec1a363e0b4bab034ff01c0c390adabf21c1a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "853d2f0c4fa1b6f7a631af4d76ec1a363e0b4bab034ff01c0c390adabf21c1a7", kill_on_drop: false }`
[INFO] [stdout] 853d2f0c4fa1b6f7a631af4d76ec1a363e0b4bab034ff01c0c390adabf21c1a7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8554262c033f278d4ce1184a706c7f2d4fe79798776babb23af8053c9b3a9271
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "8554262c033f278d4ce1184a706c7f2d4fe79798776babb23af8053c9b3a9271", kill_on_drop: false }`
[INFO] [stderr]    Compiling rayon-core v1.7.1
[INFO] [stderr]    Compiling xml-rs v0.8.3
[INFO] [stderr]    Compiling bytemuck v1.3.1
[INFO] [stderr]    Compiling ttf-parser v0.6.2
[INFO] [stderr]    Compiling lru v0.5.3
[INFO] [stderr]    Compiling imgref v1.6.1
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling rayon v1.3.1
[INFO] [stderr]    Compiling num-rational v0.3.0
[INFO] [stderr]    Compiling generational-arena v0.2.8
[INFO] [stderr]    Compiling miniz_oxide v0.3.7
[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]    Compiling deflate v0.8.6
[INFO] [stderr]    Compiling rgb v0.8.20
[INFO] [stderr]    Compiling cc v1.0.58
[INFO] [stderr]    Compiling cmake v0.1.44
[INFO] [stderr]    Compiling png v0.16.7
[INFO] [stderr]    Compiling tiff v0.5.0
[INFO] [stderr]    Compiling gl_generator v0.14.0
[INFO] [stderr]    Compiling servo-freetype-sys v4.0.5
[INFO] [stderr]    Compiling harfbuzz-sys v0.3.4
[INFO] [stderr]    Compiling owned_ttf_parser v0.6.0
[INFO] [stderr]    Compiling freetype v0.4.1
[INFO] [stderr]    Compiling num-iter v0.1.41
[INFO] [stderr]    Compiling gpucanvas v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling harfbuzz_rs v1.0.1
[INFO] [stderr]    Compiling jpeg-decoder v0.1.20
[INFO] [stderr]    Compiling image v0.23.8
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 56.71s
[INFO] running `Command { std: "docker" "inspect" "8554262c033f278d4ce1184a706c7f2d4fe79798776babb23af8053c9b3a9271", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8554262c033f278d4ce1184a706c7f2d4fe79798776babb23af8053c9b3a9271", kill_on_drop: false }`
[INFO] [stdout] 8554262c033f278d4ce1184a706c7f2d4fe79798776babb23af8053c9b3a9271
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 779ced19dca573daaf1946af2a0be513b5bd26a6e06b4778baee1b9efd9155fc
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "779ced19dca573daaf1946af2a0be513b5bd26a6e06b4778baee1b9efd9155fc", kill_on_drop: false }`
[INFO] [stderr]    Compiling libloading v0.6.2
[INFO] [stderr]    Compiling downcast-rs v1.2.0
[INFO] [stderr]    Compiling smallvec v1.4.1
[INFO] [stderr]    Compiling adler v0.2.3
[INFO] [stderr]    Compiling float-cmp v0.5.3
[INFO] [stderr]    Compiling arrayvec v0.5.1
[INFO] [stderr]    Compiling xmlparser v0.13.2
[INFO] [stderr]    Compiling instant v0.1.6
[INFO] [stderr]    Compiling xmlwriter v0.1.0
[INFO] [stderr]    Compiling unicode-vo v0.1.0
[INFO] [stderr]    Compiling rctree v0.3.3
[INFO] [stderr]    Compiling pico-args v0.3.3
[INFO] [stderr]    Compiling base64 v0.12.3
[INFO] [stderr]    Compiling unicode-script v0.5.2
[INFO] [stderr]    Compiling svg v0.8.0
[INFO] [stderr]    Compiling x11-dl v2.18.5
[INFO] [stderr]    Compiling data-url v0.1.0
[INFO] [stderr]    Compiling miniz_oxide v0.4.0
[INFO] [stderr]    Compiling memmap v0.7.0
[INFO] [stderr]    Compiling raw-window-handle v0.3.3
[INFO] [stderr]    Compiling memmap2 v0.1.0
[INFO] [stderr]    Compiling gl_generator v0.13.1
[INFO] [stderr]    Compiling simplecss v0.2.0
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]    Compiling mio v0.6.22
[INFO] [stderr]    Compiling svgtypes v0.5.0
[INFO] [stderr]    Compiling osmesa-sys v0.1.2
[INFO] [stderr]    Compiling approx v0.3.2
[INFO] [stderr]    Compiling ordered-float v1.1.0
[INFO] [stderr]    Compiling line_drawing v0.7.0
[INFO] [stderr]    Compiling euclid v0.20.14
[INFO] [stderr]    Compiling parking_lot_core v0.7.2
[INFO] [stderr]    Compiling kurbo v0.6.2
[INFO] [stderr]    Compiling wayland-scanner v0.23.6
[INFO] [stderr]    Compiling rustybuzz v0.1.1
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling roxmltree v0.13.0
[INFO] [stderr]    Compiling rusttype v0.8.3
[INFO] [stderr]    Compiling flate2 v1.0.16
[INFO] [stderr]    Compiling dlib v0.4.2
[INFO] [stderr]    Compiling parking_lot v0.10.2
[INFO] [stderr]    Compiling uuid v0.8.1
[INFO] [stderr]    Compiling mio-extras v2.0.6
[INFO] [stderr]    Compiling wayland-sys v0.23.6
[INFO] [stderr]    Compiling rusttype v0.7.9
[INFO] [stderr]    Compiling fontdb v0.1.0
[INFO] [stderr]    Compiling andrew v0.2.1
[INFO] [stderr]    Compiling glutin_egl_sys v0.1.4
[INFO] [stderr]    Compiling glutin_glx_sys v0.1.6
[INFO] [stderr]    Compiling wayland-client v0.23.6
[INFO] [stderr]    Compiling wayland-protocols v0.23.6
[INFO] [stderr]    Compiling wayland-commons v0.23.6
[INFO] [stderr]    Compiling calloop v0.4.4
[INFO] [stderr]    Compiling usvg v0.11.0
[INFO] [stderr]    Compiling smithay-client-toolkit v0.6.6
[INFO] [stderr]    Compiling winit v0.22.2
[INFO] [stderr]    Compiling glutin v0.24.1
[INFO] [stderr]    Compiling gpucanvas v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: constant in pattern `Path` should have an upper case name
[INFO] [stdout]    --> examples/svg.rs:190:27
[INFO] [stdout]     |
[INFO] [stdout] 190 |             SvgEvent::Tag(Path, _, attributes) => {
[INFO] [stdout]     |                           ^^^^ help: convert the identifier to upper case: `PATH`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `gpucanvas`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name demo --edition=2018 examples/demo.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type bin --emit=dep-info,link -Cembed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' --cfg 'feature="image"' --cfg 'feature="image-loading"' -C metadata=e69b57ba5bfa43c0 -C extra-filename=-e69b57ba5bfa43c0 --out-dir /opt/rustwide/target/debug/examples -L dependency=/opt/rustwide/target/debug/deps --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-ef3b499484556621.rlib --extern euclid=/opt/rustwide/target/debug/deps/libeuclid-9d5279066f5d0318.rlib --extern fnv=/opt/rustwide/target/debug/deps/libfnv-c2227cfbdd7b9572.rlib --extern generational_arena=/opt/rustwide/target/debug/deps/libgenerational_arena-4c40812c31a24229.rlib --extern glutin=/opt/rustwide/target/debug/deps/libglutin-56a02171723325bb.rlib --extern gpucanvas=/opt/rustwide/target/debug/deps/libgpucanvas-1e84f4dee3318b45.rlib --extern harfbuzz_rs=/opt/rustwide/target/debug/deps/libharfbuzz_rs-57fb28df6bf3255e.rlib --extern image=/opt/rustwide/target/debug/deps/libimage-d86f78607a1a4402.rlib --extern imgref=/opt/rustwide/target/debug/deps/libimgref-f88c41182f247c5a.rlib --extern lru=/opt/rustwide/target/debug/deps/liblru-a7dd404110c99a74.rlib --extern owned_ttf_parser=/opt/rustwide/target/debug/deps/libowned_ttf_parser-1f3fa6da0dfc8309.rlib --extern rand=/opt/rustwide/target/debug/deps/librand-e0edf4dc1b7952a0.rlib --extern rgb=/opt/rustwide/target/debug/deps/librgb-057908f6b41787ef.rlib --extern svg=/opt/rustwide/target/debug/deps/libsvg-db58f25b21380c01.rlib --extern unicode_bidi=/opt/rustwide/target/debug/deps/libunicode_bidi-378825f0a341ccf9.rlib --extern unicode_segmentation=/opt/rustwide/target/debug/deps/libunicode_segmentation-e4348f8ba6a9cb86.rlib --extern usvg=/opt/rustwide/target/debug/deps/libusvg-51786881f59c1e95.rlib --cap-lints=warn -L native=/opt/rustwide/target/debug/build/libloading-eb5c4b718c7c2ab9/out -L native=/usr/lib/x86_64-linux-gnu -L native=/usr/lib/x86_64-linux-gnu -L native=/opt/rustwide/target/debug/build/rustybuzz-9af0abbf079a6aa6/out` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "779ced19dca573daaf1946af2a0be513b5bd26a6e06b4778baee1b9efd9155fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "779ced19dca573daaf1946af2a0be513b5bd26a6e06b4778baee1b9efd9155fc", kill_on_drop: false }`
[INFO] [stdout] 779ced19dca573daaf1946af2a0be513b5bd26a6e06b4778baee1b9efd9155fc