[INFO] fetching crate pixel_engine_backend 0.2.1...
[INFO] checking pixel_engine_backend-0.2.1 against master#7f5a42b073dc2bee2aa625052eb066ee07072048 for pr-78991
[INFO] extracting crate pixel_engine_backend 0.2.1 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate pixel_engine_backend 0.2.1 on toolchain 7f5a42b073dc2bee2aa625052eb066ee07072048
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7f5a42b073dc2bee2aa625052eb066ee07072048" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pixel_engine_backend 0.2.1
[INFO] finished tweaking crates.io crate pixel_engine_backend 0.2.1
[INFO] tweaked toml for crates.io crate pixel_engine_backend 0.2.1 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7f5a42b073dc2bee2aa625052eb066ee07072048" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7f5a42b073dc2bee2aa625052eb066ee07072048" "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-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+7f5a42b073dc2bee2aa625052eb066ee07072048" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 141b49a30000d05dfd707e8b84e268d091e2ce77b6611adc026c25b3fc2c82f1
[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" "141b49a30000d05dfd707e8b84e268d091e2ce77b6611adc026c25b3fc2c82f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "141b49a30000d05dfd707e8b84e268d091e2ce77b6611adc026c25b3fc2c82f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "141b49a30000d05dfd707e8b84e268d091e2ce77b6611adc026c25b3fc2c82f1", kill_on_drop: false }`
[INFO] [stdout] 141b49a30000d05dfd707e8b84e268d091e2ce77b6611adc026c25b3fc2c82f1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+7f5a42b073dc2bee2aa625052eb066ee07072048" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 167b396d461529561cdf444520106be1cb9b7ea83c9fb948596ba9c713858edc
[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" "167b396d461529561cdf444520106be1cb9b7ea83c9fb948596ba9c713858edc", kill_on_drop: false }`
[INFO] [stderr]     Checking smallvec v1.4.2
[INFO] [stderr]     Checking downcast-rs v1.2.0
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking xdg v2.2.0
[INFO] [stderr]     Checking copyless v0.1.5
[INFO] [stderr]     Checking bytemuck v1.4.1
[INFO] [stderr]     Checking libloading v0.6.5
[INFO] [stderr]    Compiling x11 v2.18.2
[INFO] [stderr]     Checking instant v0.1.8
[INFO] [stderr]     Checking hibitset v0.6.3
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]     Checking ordered-float v1.1.0
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking line_drawing v0.7.0
[INFO] [stderr]    Compiling wayland-scanner v0.23.6
[INFO] [stderr]     Checking raw-window-handle v0.3.3
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]     Checking nix v0.14.1
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking walkdir v2.3.1
[INFO] [stderr]     Checking gfx-hal v0.5.3
[INFO] [stderr]     Checking dlib v0.4.2
[INFO] [stderr]     Checking ash v0.31.0
[INFO] [stderr]     Checking wayland-sys v0.23.6
[INFO] [stderr]     Checking parking_lot_core v0.7.2
[INFO] [stderr]     Checking rusttype v0.8.3
[INFO] [stderr]     Checking parking_lot v0.10.2
[INFO] [stderr]     Checking rusttype v0.7.9
[INFO] [stderr]     Checking andrew v0.2.1
[INFO] [stderr]     Checking mio-extras v2.0.6
[INFO] [stderr]    Compiling wayland-client v0.23.6
[INFO] [stderr]    Compiling wayland-protocols v0.23.6
[INFO] [stderr]     Checking gfx-descriptor v0.1.0
[INFO] [stderr]     Checking gfx-memory v0.1.3
[INFO] [stderr]     Checking gfx-backend-empty v0.5.2
[INFO] [stderr]     Checking calloop v0.4.4
[INFO] [stderr]     Checking wayland-commons v0.23.6
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling peek-poke-derive v0.2.1
[INFO] [stderr]     Checking peek-poke v0.2.0
[INFO] [stderr]     Checking wgpu-types v0.5.1
[INFO] [stderr]     Checking smithay-client-toolkit v0.6.6
[INFO] [stderr]     Checking winit v0.22.2
[INFO] [stderr]     Checking gfx-backend-vulkan v0.5.11
[INFO] [stderr]     Checking wgpu-core v0.5.6
[INFO] [stderr]     Checking wgpu-native v0.5.1
[INFO] [stderr]     Checking wgpu v0.5.2
[INFO] [stderr]     Checking pixel_engine_backend v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 26s
[INFO] running `Command { std: "docker" "inspect" "167b396d461529561cdf444520106be1cb9b7ea83c9fb948596ba9c713858edc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "167b396d461529561cdf444520106be1cb9b7ea83c9fb948596ba9c713858edc", kill_on_drop: false }`
[INFO] [stdout] 167b396d461529561cdf444520106be1cb9b7ea83c9fb948596ba9c713858edc