[INFO] fetching crate pistoncore-winit_window 0.12.0...
[INFO] testing pistoncore-winit_window-0.12.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate pistoncore-winit_window 0.12.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate pistoncore-winit_window 0.12.0 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pistoncore-winit_window 0.12.0
[INFO] finished tweaking crates.io crate pistoncore-winit_window 0.12.0
[INFO] tweaked toml for crates.io crate pistoncore-winit_window 0.12.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] f8d71354f3e0139ffb03e49a2448fdb7b3350aaa05a2bab5ec428390a1f4089b
[INFO] running `Command { std: "docker" "start" "-a" "f8d71354f3e0139ffb03e49a2448fdb7b3350aaa05a2bab5ec428390a1f4089b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f8d71354f3e0139ffb03e49a2448fdb7b3350aaa05a2bab5ec428390a1f4089b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8d71354f3e0139ffb03e49a2448fdb7b3350aaa05a2bab5ec428390a1f4089b", kill_on_drop: false }`
[INFO] [stdout] f8d71354f3e0139ffb03e49a2448fdb7b3350aaa05a2bab5ec428390a1f4089b
[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" "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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b6196fc85c35f882bb381134eabd4e1974f5f180fa8841c44265851b3a6a866e
[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" "b6196fc85c35f882bb381134eabd4e1974f5f180fa8841c44265851b3a6a866e", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.57
[INFO] [stderr]    Compiling piston-float v1.0.0
[INFO] [stderr]    Compiling piston-graphics_api_version v0.2.0
[INFO] [stderr]    Compiling dlib v0.4.2
[INFO] [stderr]    Compiling memmap v0.7.0
[INFO] [stderr]    Compiling raw-window-handle v0.3.3
[INFO] [stderr]    Compiling stb_truetype v0.3.1
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]    Compiling ordered-float v1.1.1
[INFO] [stderr]    Compiling x11-dl v2.18.5
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling wayland-sys v0.21.13
[INFO] [stderr]    Compiling piston-viewport v1.0.0
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling rusttype v0.8.3
[INFO] [stderr]    Compiling rusttype v0.7.9
[INFO] [stderr]    Compiling andrew v0.2.1
[INFO] [stderr]    Compiling wayland-commons v0.21.13
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]    Compiling wayland-client v0.21.13
[INFO] [stderr]    Compiling wayland-protocols v0.21.13
[INFO] [stderr]    Compiling smithay-client-toolkit v0.4.6
[INFO] [stderr]    Compiling pistoncore-input v0.28.1
[INFO] [stderr]    Compiling winit v0.19.5
[INFO] [stderr]    Compiling pistoncore-window v0.44.0
[INFO] [stderr]    Compiling pistoncore-winit_window v0.12.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 43.85s
[INFO] running `Command { std: "docker" "inspect" "b6196fc85c35f882bb381134eabd4e1974f5f180fa8841c44265851b3a6a866e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6196fc85c35f882bb381134eabd4e1974f5f180fa8841c44265851b3a6a866e", kill_on_drop: false }`
[INFO] [stdout] b6196fc85c35f882bb381134eabd4e1974f5f180fa8841c44265851b3a6a866e
[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" "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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9c7686fd315ef7c3b5090bfa44a63ec5ec03f3a5fc65e9cf103964ba19701f51
[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" "9c7686fd315ef7c3b5090bfa44a63ec5ec03f3a5fc65e9cf103964ba19701f51", kill_on_drop: false }`
[INFO] [stderr]    Compiling pistoncore-winit_window v0.12.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0463]: can't find crate for `vulkano`
[INFO] [stdout]  --> examples/window_settings.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | extern crate vulkano;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `pistoncore-winit_window`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "9c7686fd315ef7c3b5090bfa44a63ec5ec03f3a5fc65e9cf103964ba19701f51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c7686fd315ef7c3b5090bfa44a63ec5ec03f3a5fc65e9cf103964ba19701f51", kill_on_drop: false }`
[INFO] [stdout] 9c7686fd315ef7c3b5090bfa44a63ec5ec03f3a5fc65e9cf103964ba19701f51