[INFO] fetching crate work_pool 0.1.0... [INFO] testing work_pool-0.1.0 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145330-1 [INFO] extracting crate work_pool 0.1.0 into /workspace/builds/worker-7-tc1/source [INFO] started tweaking crates.io crate work_pool 0.1.0 [INFO] finished tweaking crates.io crate work_pool 0.1.0 [INFO] tweaked toml for crates.io crate work_pool 0.1.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate work_pool 0.1.0 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate work_pool 0.1.0 already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ae16f6f3fd7ca3bbed3035f9ecb04a930e852489139ebf9424c21dd7c1b9d372 [INFO] running `Command { std: "docker" "start" "-a" "ae16f6f3fd7ca3bbed3035f9ecb04a930e852489139ebf9424c21dd7c1b9d372", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ae16f6f3fd7ca3bbed3035f9ecb04a930e852489139ebf9424c21dd7c1b9d372", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ae16f6f3fd7ca3bbed3035f9ecb04a930e852489139ebf9424c21dd7c1b9d372", kill_on_drop: false }` [INFO] [stdout] ae16f6f3fd7ca3bbed3035f9ecb04a930e852489139ebf9424c21dd7c1b9d372 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 63bb172031b5d144360f41a8c9097ed9de4a936c4fb55e093c992494900b0b2a [INFO] running `Command { std: "docker" "start" "-a" "63bb172031b5d144360f41a8c9097ed9de4a936c4fb55e093c992494900b0b2a", kill_on_drop: false }` [INFO] [stderr] Compiling work_pool v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing [INFO] [stdout] --> src/lib.rs:91:13 [INFO] [stdout] | [INFO] [stdout] 91 | drop(t) [INFO] [stdout] | ^^^^^-^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `&mut JoinHandle<()>` [INFO] [stdout] | [INFO] [stdout] = note: use `let _ = ...` to ignore the expression or result [INFO] [stdout] = note: `#[warn(dropping_references)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.13s [INFO] running `Command { std: "docker" "inspect" "63bb172031b5d144360f41a8c9097ed9de4a936c4fb55e093c992494900b0b2a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "63bb172031b5d144360f41a8c9097ed9de4a936c4fb55e093c992494900b0b2a", kill_on_drop: false }` [INFO] [stdout] 63bb172031b5d144360f41a8c9097ed9de4a936c4fb55e093c992494900b0b2a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9f9a96c1008cb68172e156308ea501650f1601c501326dc351454f55e1f260b6 [INFO] running `Command { std: "docker" "start" "-a" "9f9a96c1008cb68172e156308ea501650f1601c501326dc351454f55e1f260b6", kill_on_drop: false }` [INFO] [stderr] Compiling work_pool v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing [INFO] [stdout] --> src/lib.rs:91:13 [INFO] [stdout] | [INFO] [stdout] 91 | drop(t) [INFO] [stdout] | ^^^^^-^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `&mut JoinHandle<()>` [INFO] [stdout] | [INFO] [stdout] = note: use `let _ = ...` to ignore the expression or result [INFO] [stdout] = note: `#[warn(dropping_references)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing [INFO] [stdout] --> src/lib.rs:91:13 [INFO] [stdout] | [INFO] [stdout] 91 | drop(t) [INFO] [stdout] | ^^^^^-^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `&mut JoinHandle<()>` [INFO] [stdout] | [INFO] [stdout] = note: use `let _ = ...` to ignore the expression or result [INFO] [stdout] = note: `#[warn(dropping_references)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.74s [INFO] running `Command { std: "docker" "inspect" "9f9a96c1008cb68172e156308ea501650f1601c501326dc351454f55e1f260b6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9f9a96c1008cb68172e156308ea501650f1601c501326dc351454f55e1f260b6", kill_on_drop: false }` [INFO] [stdout] 9f9a96c1008cb68172e156308ea501650f1601c501326dc351454f55e1f260b6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] f7c7f5391dbf6b477a1c1cab7044142d55465745a662652bf547702bbda44f29 [INFO] running `Command { std: "docker" "start" "-a" "f7c7f5391dbf6b477a1c1cab7044142d55465745a662652bf547702bbda44f29", kill_on_drop: false }` [INFO] [stderr] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing [INFO] [stderr] --> src/lib.rs:91:13 [INFO] [stderr] | [INFO] [stderr] 91 | drop(t) [INFO] [stderr] | ^^^^^-^ [INFO] [stderr] | | [INFO] [stderr] | argument has type `&mut JoinHandle<()>` [INFO] [stderr] | [INFO] [stderr] = note: use `let _ = ...` to ignore the expression or result [INFO] [stderr] = note: `#[warn(dropping_references)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `work_pool` (lib) generated 1 warning [INFO] [stderr] warning: `work_pool` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/work_pool-17b1f3c6a39dbfd1) [INFO] [stdout] [INFO] [stdout] running 4 tests [INFO] [stdout] test work_queue::tests::should_add_to_queue ... ok [INFO] [stdout] test work_queue::tests::should_add_many_to_queue ... ok [INFO] [stderr] Doc-tests work_pool [INFO] [stdout] test work_queue::tests::should_retrieve_work ... ok [INFO] [stdout] test tests::should_create_pool ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [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" "f7c7f5391dbf6b477a1c1cab7044142d55465745a662652bf547702bbda44f29", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f7c7f5391dbf6b477a1c1cab7044142d55465745a662652bf547702bbda44f29", kill_on_drop: false }` [INFO] [stdout] f7c7f5391dbf6b477a1c1cab7044142d55465745a662652bf547702bbda44f29