[INFO] fetching crate gfx-backend-empty 0.9.0...
[INFO] testing gfx-backend-empty-0.9.0 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] extracting crate gfx-backend-empty 0.9.0 into /workspace/builds/worker-110/source
[INFO] validating manifest of crates.io crate gfx-backend-empty 0.9.0 on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate gfx-backend-empty 0.9.0
[INFO] finished tweaking crates.io crate gfx-backend-empty 0.9.0
[INFO] tweaked toml for crates.io crate gfx-backend-empty 0.9.0 written to /workspace/builds/worker-110/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-110/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-110/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bd39a1e8dca762f123eb2c77cd0ed7df6cea9248c44848ba22e654b3357b5dd6
[INFO] running `Command { std: "docker" "start" "-a" "bd39a1e8dca762f123eb2c77cd0ed7df6cea9248c44848ba22e654b3357b5dd6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bd39a1e8dca762f123eb2c77cd0ed7df6cea9248c44848ba22e654b3357b5dd6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd39a1e8dca762f123eb2c77cd0ed7df6cea9248c44848ba22e654b3357b5dd6", kill_on_drop: false }`
[INFO] [stdout] bd39a1e8dca762f123eb2c77cd0ed7df6cea9248c44848ba22e654b3357b5dd6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-110/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-110/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 64ffe075b11249efab7306762c5ee8f6b78db7fbcea27a3028d48e6e57888c56
[INFO] running `Command { std: "docker" "start" "-a" "64ffe075b11249efab7306762c5ee8f6b78db7fbcea27a3028d48e6e57888c56", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling drm-fourcc v2.2.0
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling raw-window-handle v0.3.3
[INFO] [stderr]    Compiling bit-set v0.5.2
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling thiserror v1.0.30
[INFO] [stderr]    Compiling naga v0.5.0
[INFO] [stderr]    Compiling external-memory v0.0.1
[INFO] [stderr]    Compiling gfx-hal v0.9.0
[INFO] [stderr]    Compiling gfx-backend-empty v0.9.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `memory_type`
[INFO] [stdout]   --> src/memory.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     memory_type: MemoryTypeId,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 36s
[INFO] running `Command { std: "docker" "inspect" "64ffe075b11249efab7306762c5ee8f6b78db7fbcea27a3028d48e6e57888c56", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "64ffe075b11249efab7306762c5ee8f6b78db7fbcea27a3028d48e6e57888c56", kill_on_drop: false }`
[INFO] [stdout] 64ffe075b11249efab7306762c5ee8f6b78db7fbcea27a3028d48e6e57888c56
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-110/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-110/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4fa861c9ba60d8773d01af4d4a01cb0a27222fb4874c6328d23b75cf9b4b3de9
[INFO] running `Command { std: "docker" "start" "-a" "4fa861c9ba60d8773d01af4d4a01cb0a27222fb4874c6328d23b75cf9b4b3de9", kill_on_drop: false }`
[INFO] [stderr]    Compiling gfx-backend-empty v0.9.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `memory_type`
[INFO] [stdout]   --> src/memory.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     memory_type: MemoryTypeId,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `memory_type`
[INFO] [stdout]   --> src/memory.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     memory_type: MemoryTypeId,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.84s
[INFO] running `Command { std: "docker" "inspect" "4fa861c9ba60d8773d01af4d4a01cb0a27222fb4874c6328d23b75cf9b4b3de9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4fa861c9ba60d8773d01af4d4a01cb0a27222fb4874c6328d23b75cf9b4b3de9", kill_on_drop: false }`
[INFO] [stdout] 4fa861c9ba60d8773d01af4d4a01cb0a27222fb4874c6328d23b75cf9b4b3de9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-110/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-110/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a4378830030ce6d1b5b85083f4e1f937d89bbaba23bce704acbd1ba8eeed1ba1
[INFO] running `Command { std: "docker" "start" "-a" "a4378830030ce6d1b5b85083f4e1f937d89bbaba23bce704acbd1ba8eeed1ba1", kill_on_drop: false }`
[INFO] [stderr] warning: field is never read: `memory_type`
[INFO] [stderr]   --> src/memory.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 |     memory_type: MemoryTypeId,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `gfx-backend-empty` (lib) generated 1 warning
[INFO] [stderr] warning: `gfx-backend-empty` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/gfx_backend_empty-964b188890f4ac7b)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests gfx_backend_empty
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a4378830030ce6d1b5b85083f4e1f937d89bbaba23bce704acbd1ba8eeed1ba1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4378830030ce6d1b5b85083f4e1f937d89bbaba23bce704acbd1ba8eeed1ba1", kill_on_drop: false }`
[INFO] [stdout] a4378830030ce6d1b5b85083f4e1f937d89bbaba23bce704acbd1ba8eeed1ba1