[INFO] cloning repository https://github.com/apriori/wgpu_transfer_tests
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/apriori/wgpu_transfer_tests" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fapriori%2Fwgpu_transfer_tests", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fapriori%2Fwgpu_transfer_tests'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f352a8a97ca796f824c8cf4737a7e4c150a23b83
[INFO] testing apriori/wgpu_transfer_tests against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fapriori%2Fwgpu_transfer_tests" "/workspace/builds/worker-72/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-72/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/apriori/wgpu_transfer_tests on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-72/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/apriori/wgpu_transfer_tests
[INFO] finished tweaking git repo https://github.com/apriori/wgpu_transfer_tests
[INFO] tweaked toml for git repo https://github.com/apriori/wgpu_transfer_tests written to /workspace/builds/worker-72/source/Cargo.toml
[INFO] crate git repo https://github.com/apriori/wgpu_transfer_tests already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded gfx-renderdoc v0.1.0
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[INFO] [stderr]   Downloaded renderdoc-sys v0.7.1
[INFO] [stderr]   Downloaded gfx-backend-empty v0.9.0
[INFO] [stderr]   Downloaded gfx-backend-dx12 v0.9.1
[INFO] [stderr]   Downloaded gfx-backend-vulkan v0.9.0
[INFO] [stderr]   Downloaded criterion-macro v0.3.4
[INFO] [stderr]   Downloaded gfx-auxil v0.10.0
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[INFO] [stderr]   Downloaded wgpu-types v0.9.0
[INFO] [stderr]   Downloaded metal v0.23.0
[INFO] [stderr]   Downloaded wgpu v0.9.0
[INFO] [stderr]   Downloaded external-memory v0.0.1
[INFO] [stderr]   Downloaded gfx-backend-metal v0.9.1
[INFO] [stderr]   Downloaded drm-fourcc v2.1.1
[INFO] [stderr]   Downloaded wgpu-core v0.9.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1c8120564ebad0a590e61e06574a73d29039a97fcb5e38126aabd669d7de9b9c
[INFO] running `Command { std: "docker" "start" "-a" "1c8120564ebad0a590e61e06574a73d29039a97fcb5e38126aabd669d7de9b9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1c8120564ebad0a590e61e06574a73d29039a97fcb5e38126aabd669d7de9b9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c8120564ebad0a590e61e06574a73d29039a97fcb5e38126aabd669d7de9b9c", kill_on_drop: false }`
[INFO] [stdout] 1c8120564ebad0a590e61e06574a73d29039a97fcb5e38126aabd669d7de9b9c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e5f876e01836c476bec39badccc676c9f3599b07b66ad610a4dc671ce0cc2a44
[INFO] running `Command { std: "docker" "start" "-a" "e5f876e01836c476bec39badccc676c9f3599b07b66ad610a4dc671ce0cc2a44", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling syn v1.0.73
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[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling hashbrown v0.11.2
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[INFO] [stderr]    Compiling bit-vec v0.6.3
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[INFO] [stderr]    Compiling smallvec v1.6.1
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[INFO] [stderr]    Compiling inplace_it v0.3.3
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[INFO] [stderr]    Compiling spirv_headers v1.5.0
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[INFO] [stderr]    Compiling bit-set v0.5.2
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[INFO] [stderr]    Compiling petgraph v0.5.1
[INFO] [stderr]    Compiling gpu-descriptor v0.1.1
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling parking_lot_core v0.8.3
[INFO] [stderr]    Compiling raw-window-handle v0.3.3
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling signal-hook-registry v1.4.0
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[INFO] [stderr]    Compiling parking_lot v0.11.1
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[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling thiserror-impl v1.0.26
[INFO] [stderr]    Compiling tokio-macros v1.3.0
[INFO] [stderr]    Compiling thiserror v1.0.26
[INFO] [stderr]    Compiling naga v0.5.0
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling external-memory v0.0.1
[INFO] [stderr]    Compiling gfx-hal v0.9.0
[INFO] [stderr]    Compiling gfx-backend-vulkan v0.9.0
[INFO] [stderr]    Compiling gfx-backend-empty v0.9.0
[INFO] [stderr]    Compiling gfx-backend-gl v0.9.0
[INFO] [stderr]    Compiling wgpu v0.9.0
[INFO] [stderr]    Compiling wgu-transfer-test v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3m 15s
[INFO] running `Command { std: "docker" "inspect" "e5f876e01836c476bec39badccc676c9f3599b07b66ad610a4dc671ce0cc2a44", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5f876e01836c476bec39badccc676c9f3599b07b66ad610a4dc671ce0cc2a44", kill_on_drop: false }`
[INFO] [stdout] e5f876e01836c476bec39badccc676c9f3599b07b66ad610a4dc671ce0cc2a44
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 72cbcb1fd91027e416b37035df575d1d0f36aea8060b38f89b98f51c0e6778ea
[INFO] running `Command { std: "docker" "start" "-a" "72cbcb1fd91027e416b37035df575d1d0f36aea8060b38f89b98f51c0e6778ea", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling semver v1.0.3
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[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]    Compiling futures-channel v0.3.15
[INFO] [stderr]    Compiling futures-task v0.3.15
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling futures-sink v0.3.15
[INFO] [stderr]    Compiling futures-io v0.3.15
[INFO] [stderr]    Compiling slab v0.4.3
[INFO] [stderr]    Compiling plotters-backend v0.3.2
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling futures-macro v0.3.15
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling futures-util v0.3.15
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling tracing-core v0.1.18
[INFO] [stderr]    Compiling thread_local v1.1.3
[INFO] [stderr]    Compiling sharded-slab v0.1.1
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[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling atty v0.2.14
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[INFO] [stderr]    Compiling rustc_version v0.4.0
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[INFO] [stderr]    Compiling matchers v0.0.1
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[INFO] [stderr]    Compiling tracing-subscriber v0.2.19
[INFO] [stderr]    Compiling csv v1.1.6
[INFO] [stderr]    Compiling criterion-plot v0.4.3
[INFO] [stderr]    Compiling wgpu-subscriber v0.1.0
[INFO] [stderr]    Compiling futures-executor v0.3.15
[INFO] [stderr]    Compiling futures v0.3.15
[INFO] [stderr]    Compiling criterion v0.3.4
[INFO] [stderr]    Compiling wgu-transfer-test v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2m 46s
[INFO] running `Command { std: "docker" "inspect" "72cbcb1fd91027e416b37035df575d1d0f36aea8060b38f89b98f51c0e6778ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "72cbcb1fd91027e416b37035df575d1d0f36aea8060b38f89b98f51c0e6778ea", kill_on_drop: false }`
[INFO] [stdout] 72cbcb1fd91027e416b37035df575d1d0f36aea8060b38f89b98f51c0e6778ea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 80169a4e03ed142b454f2eb0ae9a9c78eaca0b1308c621a0137e152f562e117a
[INFO] running `Command { std: "docker" "start" "-a" "80169a4e03ed142b454f2eb0ae9a9c78eaca0b1308c621a0137e152f562e117a", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.27s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/wgu_transfer_test-bb7de5170e30ce1f)
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "80169a4e03ed142b454f2eb0ae9a9c78eaca0b1308c621a0137e152f562e117a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "80169a4e03ed142b454f2eb0ae9a9c78eaca0b1308c621a0137e152f562e117a", kill_on_drop: false }`
[INFO] [stdout] 80169a4e03ed142b454f2eb0ae9a9c78eaca0b1308c621a0137e152f562e117a