[INFO] fetching crate wgpu-core 0.5.6...
[INFO] testing wgpu-core-0.5.6 against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409
[INFO] extracting crate wgpu-core 0.5.6 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate wgpu-core 0.5.6 on toolchain 8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate wgpu-core 0.5.6
[INFO] finished tweaking crates.io crate wgpu-core 0.5.6
[INFO] tweaked toml for crates.io crate wgpu-core 0.5.6 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1de4961608c77b03414ef7a1255d956175481c0122b8763409c39e8a7361d475
[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" "1de4961608c77b03414ef7a1255d956175481c0122b8763409c39e8a7361d475", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1de4961608c77b03414ef7a1255d956175481c0122b8763409c39e8a7361d475", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1de4961608c77b03414ef7a1255d956175481c0122b8763409c39e8a7361d475", kill_on_drop: false }`
[INFO] [stdout] 1de4961608c77b03414ef7a1255d956175481c0122b8763409c39e8a7361d475
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "build" "--frozen" "--message-format=json", 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] 90197a33ec4203a1b1952b9be7fabdfa13bc78989313cf2496842f37d301bfb6
[INFO] running `Command { std: "docker" "start" "-a" "90197a33ec4203a1b1952b9be7fabdfa13bc78989313cf2496842f37d301bfb6", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.73
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.35
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling libloading v0.6.2
[INFO] [stderr]    Compiling pkg-config v0.3.18
[INFO] [stderr]    Compiling smallvec v1.4.1
[INFO] [stderr]    Compiling atom v0.3.5
[INFO] [stderr]    Compiling arrayvec v0.5.1
[INFO] [stderr]    Compiling copyless v0.1.5
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling lock_api v0.3.4
[INFO] [stderr]    Compiling hibitset v0.6.3
[INFO] [stderr]    Compiling ash v0.31.0
[INFO] [stderr]    Compiling x11 v2.18.2
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling raw-window-handle v0.3.3
[INFO] [stderr]    Compiling parking_lot_core v0.7.2
[INFO] [stderr]    Compiling gfx-hal v0.5.3
[INFO] [stderr]    Compiling parking_lot v0.10.2
[INFO] [stderr]    Compiling gfx-descriptor v0.1.0
[INFO] [stderr]    Compiling gfx-backend-empty v0.5.2
[INFO] [stderr]    Compiling gfx-memory v0.1.3
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling peek-poke-derive v0.2.1
[INFO] [stderr]    Compiling peek-poke v0.2.0
[INFO] [stderr]    Compiling wgpu-types v0.5.1
[INFO] [stderr]    Compiling gfx-backend-vulkan v0.5.11
[INFO] [stderr]    Compiling wgpu-core v0.5.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 11s
[INFO] running `Command { std: "docker" "inspect" "90197a33ec4203a1b1952b9be7fabdfa13bc78989313cf2496842f37d301bfb6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90197a33ec4203a1b1952b9be7fabdfa13bc78989313cf2496842f37d301bfb6", kill_on_drop: false }`
[INFO] [stdout] 90197a33ec4203a1b1952b9be7fabdfa13bc78989313cf2496842f37d301bfb6
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen" "--no-run" "--message-format=json", 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] 4c3c8c4ea715ebb95e977426e2f3247a2585dcd7eb2950aebfd7a086d4691362
[INFO] running `Command { std: "docker" "start" "-a" "4c3c8c4ea715ebb95e977426e2f3247a2585dcd7eb2950aebfd7a086d4691362", kill_on_drop: false }`
[INFO] [stderr]    Compiling wgpu-core v0.5.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 7.47s
[INFO] running `Command { std: "docker" "inspect" "4c3c8c4ea715ebb95e977426e2f3247a2585dcd7eb2950aebfd7a086d4691362", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c3c8c4ea715ebb95e977426e2f3247a2585dcd7eb2950aebfd7a086d4691362", kill_on_drop: false }`
[INFO] [stdout] 4c3c8c4ea715ebb95e977426e2f3247a2585dcd7eb2950aebfd7a086d4691362
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8b211f5130e6f17c59c5a18b6f897c7e852b8de29a3e927e74fc5fd604ca1a04
[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" "8b211f5130e6f17c59c5a18b6f897c7e852b8de29a3e927e74fc5fd604ca1a04", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.20s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/wgpu_core-34d96a3645de20ed
[INFO] [stdout] 
[INFO] [stdout] running 16 tests
[INFO] [stdout] test track::buffer::test::change_extend ... ok
[INFO] [stdout] test track::buffer::test::change_replace ... ok
[INFO] [stdout] test track::range::test::merge_empty ... ok
[INFO] [stdout] test track::range::test::merge_separate ... ok
[INFO] [stdout] test track::range::test::coalesce ... ok
[INFO] [stdout] test track::range::test::merge_subset ... ok
[INFO] [stdout] test track::texture::test::merge ... ok
[INFO] [stdout] test track::texture::test::query ... ok
[INFO] [stdout] test track::range::test::merge_all ... ok
[INFO] [stdout] test id::test_id_backend ... ok
[INFO] [stdout] test track::range::test::query ... ok
[INFO] [stdout] test track::range::test::isolate ... ok
[INFO] [stdout] test track::range::test::merge_same ... ok
[INFO] [stdout] test track::range::test::sane_good ... ok
[INFO] [stderr]    Doc-tests wgpu-core
[INFO] [stdout] test track::range::test::sane_empty ... ok
[INFO] [stdout] test track::range::test::sane_intersect ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 16 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "8b211f5130e6f17c59c5a18b6f897c7e852b8de29a3e927e74fc5fd604ca1a04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b211f5130e6f17c59c5a18b6f897c7e852b8de29a3e927e74fc5fd604ca1a04", kill_on_drop: false }`
[INFO] [stdout] 8b211f5130e6f17c59c5a18b6f897c7e852b8de29a3e927e74fc5fd604ca1a04