[INFO] cloning repository https://github.com/dobrakmato/vk-test
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dobrakmato/vk-test" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdobrakmato%2Fvk-test", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdobrakmato%2Fvk-test'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 66c4577cf4c0194997c31a9062d36f9719311b82
[INFO] testing dobrakmato/vk-test against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdobrakmato%2Fvk-test" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dobrakmato/vk-test 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 git repo https://github.com/dobrakmato/vk-test
[INFO] finished tweaking git repo https://github.com/dobrakmato/vk-test
[INFO] tweaked toml for git repo https://github.com/dobrakmato/vk-test written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/dobrakmato/vk-test already has a lockfile, it will not be regenerated
[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-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] [stdout] 649f692a68ccfc0118980c1d68e311de8894bda5daeb996db7b5bbcec4e87c87
[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" "649f692a68ccfc0118980c1d68e311de8894bda5daeb996db7b5bbcec4e87c87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "649f692a68ccfc0118980c1d68e311de8894bda5daeb996db7b5bbcec4e87c87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "649f692a68ccfc0118980c1d68e311de8894bda5daeb996db7b5bbcec4e87c87", kill_on_drop: false }`
[INFO] [stdout] 649f692a68ccfc0118980c1d68e311de8894bda5daeb996db7b5bbcec4e87c87
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 4a5777aab8aab1427b1a4bab2f7ec19d0f5fbee80de1f6f586c6587e5c1d5c9c
[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" "4a5777aab8aab1427b1a4bab2f7ec19d0f5fbee80de1f6f586c6587e5c1d5c9c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.58
[INFO] [stderr]    Compiling serde v1.0.98
[INFO] [stderr]    Compiling syn v0.15.35
[INFO] [stderr]    Compiling nix v0.13.0
[INFO] [stderr]    Compiling winapi v0.3.7
[INFO] [stderr]    Compiling backtrace v0.3.30
[INFO] [stderr]    Compiling num-rational v0.2.2
[INFO] [stderr]    Compiling lz4-sys v1.8.3
[INFO] [stderr]    Compiling error-chain v0.12.1
[INFO] [stderr]    Compiling shaderc-sys v0.6.1
[INFO] [stderr]    Compiling pulldown-cmark v0.2.0
[INFO] [stderr]    Compiling deflate v0.7.20
[INFO] [stderr]    Compiling wayland-scanner v0.21.12
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling approx v0.3.2
[INFO] [stderr]    Compiling ordered-float v1.0.2
[INFO] [stderr]    Compiling num-traits v0.1.43
[INFO] [stderr]    Compiling line_drawing v0.7.0
[INFO] [stderr]    Compiling dlib v0.4.1
[INFO] [stderr]    Compiling rusttype v0.7.6
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]    Compiling wayland-sys v0.21.12
[INFO] [stderr]    Compiling png v0.15.0
[INFO] [stderr]    Compiling andrew v0.2.1
[INFO] [stderr]    Compiling backtrace-sys v0.1.28
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling num_cpus v1.10.1
[INFO] [stderr]    Compiling memmap v0.7.0
[INFO] [stderr]    Compiling shared_library v0.1.9
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling x11-dl v2.18.3
[INFO] [stderr]    Compiling x11 v2.18.1
[INFO] [stderr]    Compiling atty v0.2.13
[INFO] [stderr]    Compiling xcb v0.8.2
[INFO] [stderr]    Compiling ash v0.29.0
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling chrono v0.4.6
[INFO] [stderr] error: could not compile `wayland-scanner`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name wayland_scanner /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/wayland-scanner-0.21.12/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 -C metadata=460809a38e7183d0 -C extra-filename=-460809a38e7183d0 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-49e6735de3682b48.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-3f1d2a57c6942992.rmeta --extern xml=/opt/rustwide/target/debug/deps/libxml-379305a45671c22e.rmeta --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] The following warnings were emitted during compilation:
[INFO] [stderr] 
[INFO] [stderr] warning: Checking for system installed libraries.  Use --features = build-from-source to disable this behavior
[INFO] [stderr] warning: System installed library not found.  Falling back to build from source
[INFO] [stderr] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "4a5777aab8aab1427b1a4bab2f7ec19d0f5fbee80de1f6f586c6587e5c1d5c9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a5777aab8aab1427b1a4bab2f7ec19d0f5fbee80de1f6f586c6587e5c1d5c9c", kill_on_drop: false }`
[INFO] [stdout] 4a5777aab8aab1427b1a4bab2f7ec19d0f5fbee80de1f6f586c6587e5c1d5c9c