[INFO] fetching crate vst_window 0.1.0...
[INFO] checking vst_window-0.1.0 against master#4fa76a4a7742bb9c1febe33019f5a9e7e4839a65 for pr-83744
[INFO] extracting crate vst_window 0.1.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate vst_window 0.1.0 on toolchain 4fa76a4a7742bb9c1febe33019f5a9e7e4839a65
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate vst_window 0.1.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate vst_window 0.1.0
[INFO] tweaked toml for crates.io crate vst_window 0.1.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate vst_window 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 451c1f901972e5b23fde4175b6e86d7e4d411a98f14196c01fc596d1793d3502
[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" "451c1f901972e5b23fde4175b6e86d7e4d411a98f14196c01fc596d1793d3502", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "451c1f901972e5b23fde4175b6e86d7e4d411a98f14196c01fc596d1793d3502", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "451c1f901972e5b23fde4175b6e86d7e4d411a98f14196c01fc596d1793d3502", kill_on_drop: false }`
[INFO] [stdout] 451c1f901972e5b23fde4175b6e86d7e4d411a98f14196c01fc596d1793d3502
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dbd78818b3227e30f2da2b61180555bf40f664750fe4ae0bf12b68c993ef8dae
[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" "dbd78818b3227e30f2da2b61180555bf40f664750fe4ae0bf12b68c993ef8dae", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.77
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling libloading v0.6.3
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling cc v1.0.60
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking arrayvec v0.5.1
[INFO] [stderr]     Checking inplace_it v0.3.2
[INFO] [stderr]     Checking log v0.4.11
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]     Checking ash v0.31.0
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]     Checking raw-window-handle v0.3.3
[INFO] [stderr]     Checking gfx-hal v0.6.0
[INFO] [stderr]    Compiling xcb v0.9.0
[INFO] [stderr]     Checking vst v0.2.0
[INFO] [stderr]     Checking gfx-backend-vulkan v0.6.2
[INFO] [stderr]     Checking vst_window v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 26.87s
[INFO] running `Command { std: "docker" "inspect" "dbd78818b3227e30f2da2b61180555bf40f664750fe4ae0bf12b68c993ef8dae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dbd78818b3227e30f2da2b61180555bf40f664750fe4ae0bf12b68c993ef8dae", kill_on_drop: false }`
[INFO] [stdout] dbd78818b3227e30f2da2b61180555bf40f664750fe4ae0bf12b68c993ef8dae