[INFO] cloning repository https://github.com/lordnoriyuki/memleak
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lordnoriyuki/memleak" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flordnoriyuki%2Fmemleak", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flordnoriyuki%2Fmemleak'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a5e7587e1cf229d8f2c94f52ec247ac744e9e7bf
[INFO] testing lordnoriyuki/memleak against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flordnoriyuki%2Fmemleak" "/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/lordnoriyuki/memleak on toolchain b70888601af92f6cdc0364abab3446e418b91d36
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/lordnoriyuki/memleak
[INFO] finished tweaking git repo https://github.com/lordnoriyuki/memleak
[INFO] tweaked toml for git repo https://github.com/lordnoriyuki/memleak written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/lordnoriyuki/memleak already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "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-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 295381fef9168fe001edd6d52f26cb5c74ec6a837e294df709ba4fc29e69f7bc
[INFO] running `Command { std: "docker" "start" "-a" "295381fef9168fe001edd6d52f26cb5c74ec6a837e294df709ba4fc29e69f7bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "295381fef9168fe001edd6d52f26cb5c74ec6a837e294df709ba4fc29e69f7bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "295381fef9168fe001edd6d52f26cb5c74ec6a837e294df709ba4fc29e69f7bc", kill_on_drop: false }`
[INFO] [stdout] 295381fef9168fe001edd6d52f26cb5c74ec6a837e294df709ba4fc29e69f7bc
[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=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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fb39c8e4bca819cb70626f2e043bfdbc0676ac87ce8873266ed824a59963c991
[INFO] running `Command { std: "docker" "start" "-a" "fb39c8e4bca819cb70626f2e043bfdbc0676ac87ce8873266ed824a59963c991", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.68
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling cc v1.0.50
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling xml-rs v0.8.1
[INFO] [stderr]    Compiling arrayvec v0.5.1
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling atom v0.3.5
[INFO] [stderr]    Compiling proc-macro-nested v0.1.4
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling proc-macro-hack v0.5.15
[INFO] [stderr]    Compiling downcast-rs v1.1.1
[INFO] [stderr]    Compiling futures-core v0.3.4
[INFO] [stderr]    Compiling futures-sink v0.3.4
[INFO] [stderr]    Compiling pin-utils v0.1.0-alpha.4
[INFO] [stderr]    Compiling futures-task v0.3.4
[INFO] [stderr]    Compiling copyless v0.1.4
[INFO] [stderr]    Compiling futures-io v0.3.4
[INFO] [stderr]    Compiling instant v0.1.2
[INFO] [stderr]    Compiling lock_api v0.3.3
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling hibitset v0.6.3
[INFO] [stderr]    Compiling walkdir v2.3.1
[INFO] [stderr]    Compiling futures-channel v0.3.4
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling wayland-scanner v0.23.6
[INFO] [stderr]    Compiling x11 v2.18.2
[INFO] [stderr]    Compiling x11-dl v2.18.5
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling stb_truetype v0.3.1
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling raw-window-handle v0.3.3
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]    Compiling parking_lot_core v0.7.0
[INFO] [stderr]    Compiling memmap v0.7.0
[INFO] [stderr]    Compiling gfx-hal v0.5.0
[INFO] [stderr]    Compiling parking_lot v0.10.0
[INFO] [stderr]    Compiling mio v0.6.21
[INFO] [stderr]    Compiling dlib v0.4.1
[INFO] [stderr]    Compiling ash v0.30.0
[INFO] [stderr]    Compiling ordered-float v1.0.2
[INFO] [stderr]    Compiling approx v0.3.2
[INFO] [stderr]    Compiling line_drawing v0.7.0
[INFO] [stderr]    Compiling wayland-sys v0.23.6
[INFO] [stderr]    Compiling rusttype v0.8.2
[INFO] [stderr]    Compiling mio-extras v2.0.6
[INFO] [stderr]    Compiling wayland-client v0.23.6
[INFO] [stderr]    Compiling wayland-protocols v0.23.6
[INFO] [stderr]    Compiling rusttype v0.7.9
[INFO] [stderr]    Compiling andrew v0.2.1
[INFO] [stderr]    Compiling calloop v0.4.4
[INFO] [stderr]    Compiling wayland-commons v0.23.6
[INFO] [stderr]    Compiling gfx-backend-empty v0.5.0
[INFO] [stderr]    Compiling gfx-descriptor v0.1.0
[INFO] [stderr]    Compiling gfx-memory v0.1.1
[INFO] [stderr]    Compiling peek-poke-derive v0.2.0 (https://github.com/kvark/peek-poke?rev=969bd7fe2be1a83f87916dc8b388c63cfd457075#969bd7fe)
[INFO] [stderr]    Compiling futures-macro v0.3.4
[INFO] [stderr]    Compiling futures-util v0.3.4
[INFO] [stderr]    Compiling peek-poke v0.2.0 (https://github.com/kvark/peek-poke?rev=969bd7fe2be1a83f87916dc8b388c63cfd457075#969bd7fe)
[INFO] [stderr]    Compiling wgpu-types v0.1.0 (https://github.com/gfx-rs/wgpu?rev=05ba7a50b4645f6ac6c65edbae295a31c0d7ebef#05ba7a50)
[INFO] [stderr]    Compiling futures-executor v0.3.4
[INFO] [stderr]    Compiling futures v0.3.4
[INFO] [stderr]    Compiling smithay-client-toolkit v0.6.6
[INFO] [stderr]    Compiling gfx-backend-vulkan v0.5.2
[INFO] [stderr]    Compiling winit v0.22.0
[INFO] [stderr]    Compiling wgpu-core v0.1.0 (https://github.com/gfx-rs/wgpu?rev=05ba7a50b4645f6ac6c65edbae295a31c0d7ebef#05ba7a50)
[INFO] [stderr]    Compiling wgpu-native v0.4.0 (https://github.com/gfx-rs/wgpu?rev=05ba7a50b4645f6ac6c65edbae295a31c0d7ebef#05ba7a50)
[INFO] [stderr]    Compiling wgpu v0.4.0 (https://github.com/gfx-rs/wgpu-rs#e198d638)
[INFO] [stderr]    Compiling memleak v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `adapter`
[INFO] [stdout]   --> src/main.rs:12:10
[INFO] [stdout]    |
[INFO] [stdout] 12 |     let (adapter, device, queue) = futures::executor::block_on(create_device());
[INFO] [stdout]    |          ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_adapter`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` 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 45.61s
[INFO] running `Command { std: "docker" "inspect" "fb39c8e4bca819cb70626f2e043bfdbc0676ac87ce8873266ed824a59963c991", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb39c8e4bca819cb70626f2e043bfdbc0676ac87ce8873266ed824a59963c991", kill_on_drop: false }`
[INFO] [stdout] fb39c8e4bca819cb70626f2e043bfdbc0676ac87ce8873266ed824a59963c991
[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=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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3a59e4444246cd98cc311818c0f607a9ea57e0cb0c0d53f0a019793f5e4383a3
[INFO] running `Command { std: "docker" "start" "-a" "3a59e4444246cd98cc311818c0f607a9ea57e0cb0c0d53f0a019793f5e4383a3", kill_on_drop: false }`
[INFO] [stderr]    Compiling memleak v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `adapter`
[INFO] [stdout]   --> src/main.rs:12:10
[INFO] [stdout]    |
[INFO] [stdout] 12 |     let (adapter, device, queue) = futures::executor::block_on(create_device());
[INFO] [stdout]    |          ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_adapter`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` 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 0.47s
[INFO] running `Command { std: "docker" "inspect" "3a59e4444246cd98cc311818c0f607a9ea57e0cb0c0d53f0a019793f5e4383a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a59e4444246cd98cc311818c0f607a9ea57e0cb0c0d53f0a019793f5e4383a3", kill_on_drop: false }`
[INFO] [stdout] 3a59e4444246cd98cc311818c0f607a9ea57e0cb0c0d53f0a019793f5e4383a3
[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=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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4fa754713a9ea57b79bc4163e5e5c32e47e456b7497800b0b26a4013acee620c
[INFO] running `Command { std: "docker" "start" "-a" "4fa754713a9ea57b79bc4163e5e5c32e47e456b7497800b0b26a4013acee620c", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `adapter`
[INFO] [stderr]   --> src/main.rs:12:10
[INFO] [stderr]    |
[INFO] [stderr] 12 |     let (adapter, device, queue) = futures::executor::block_on(create_device());
[INFO] [stderr]    |          ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_adapter`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `memleak` (bin "memleak" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/memleak-343d499872b29f27)
[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" "4fa754713a9ea57b79bc4163e5e5c32e47e456b7497800b0b26a4013acee620c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4fa754713a9ea57b79bc4163e5e5c32e47e456b7497800b0b26a4013acee620c", kill_on_drop: false }`
[INFO] [stdout] 4fa754713a9ea57b79bc4163e5e5c32e47e456b7497800b0b26a4013acee620c