[INFO] fetching crate gpu-alloc 0.5.2...
[INFO] testing gpu-alloc-0.5.2 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate gpu-alloc 0.5.2 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate gpu-alloc 0.5.2 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate gpu-alloc 0.5.2
[INFO] finished tweaking crates.io crate gpu-alloc 0.5.2
[INFO] tweaked toml for crates.io crate gpu-alloc 0.5.2 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 542417015f395dc9021aef15612bbb9044a6b982c43a65f445479722d1cf3578
[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" "542417015f395dc9021aef15612bbb9044a6b982c43a65f445479722d1cf3578", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "542417015f395dc9021aef15612bbb9044a6b982c43a65f445479722d1cf3578", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "542417015f395dc9021aef15612bbb9044a6b982c43a65f445479722d1cf3578", kill_on_drop: false }`
[INFO] [stdout] 542417015f395dc9021aef15612bbb9044a6b982c43a65f445479722d1cf3578
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2b1ebbdcc8babe8e2f6260bc48adecc7b1a4bf0f78c1f6766affdc29ecd2a914
[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" "2b1ebbdcc8babe8e2f6260bc48adecc7b1a4bf0f78c1f6766affdc29ecd2a914", kill_on_drop: false }`
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling gpu-alloc-types v0.2.0
[INFO] [stderr]    Compiling gpu-alloc v0.5.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `max_allocation_count`
[INFO] [stdout]   --> src/allocator.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 31 |     max_allocation_count: u32,
[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 1.79s
[INFO] running `Command { std: "docker" "inspect" "2b1ebbdcc8babe8e2f6260bc48adecc7b1a4bf0f78c1f6766affdc29ecd2a914", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b1ebbdcc8babe8e2f6260bc48adecc7b1a4bf0f78c1f6766affdc29ecd2a914", kill_on_drop: false }`
[INFO] [stdout] 2b1ebbdcc8babe8e2f6260bc48adecc7b1a4bf0f78c1f6766affdc29ecd2a914
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a24e9bcc58b377ad726a28f83f84d80464e9e2c96a7c9daf4d7e695bae00053b
[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" "a24e9bcc58b377ad726a28f83f84d80464e9e2c96a7c9daf4d7e695bae00053b", kill_on_drop: false }`
[INFO] [stderr]    Compiling gpu-alloc v0.5.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `max_allocation_count`
[INFO] [stdout]   --> src/allocator.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 31 |     max_allocation_count: u32,
[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: `max_allocation_count`
[INFO] [stdout]   --> src/allocator.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 31 |     max_allocation_count: u32,
[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 1.22s
[INFO] running `Command { std: "docker" "inspect" "a24e9bcc58b377ad726a28f83f84d80464e9e2c96a7c9daf4d7e695bae00053b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a24e9bcc58b377ad726a28f83f84d80464e9e2c96a7c9daf4d7e695bae00053b", kill_on_drop: false }`
[INFO] [stdout] a24e9bcc58b377ad726a28f83f84d80464e9e2c96a7c9daf4d7e695bae00053b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", 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] 32976599e307b199cdbb91e31edc216adb0976c37ffe395d79ec8632ff8567ed
[INFO] running `Command { std: "docker" "start" "-a" "32976599e307b199cdbb91e31edc216adb0976c37ffe395d79ec8632ff8567ed", kill_on_drop: false }`
[INFO] [stderr] warning: field is never read: `max_allocation_count`
[INFO] [stderr]   --> src/allocator.rs:31:5
[INFO] [stderr]    |
[INFO] [stderr] 31 |     max_allocation_count: u32,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `gpu-alloc` (lib) generated 1 warning
[INFO] [stderr] warning: `gpu-alloc` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/gpu_alloc-75422faf019aa8df)
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests gpu-alloc
[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] [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" "32976599e307b199cdbb91e31edc216adb0976c37ffe395d79ec8632ff8567ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "32976599e307b199cdbb91e31edc216adb0976c37ffe395d79ec8632ff8567ed", kill_on_drop: false }`
[INFO] [stdout] 32976599e307b199cdbb91e31edc216adb0976c37ffe395d79ec8632ff8567ed