[INFO] fetching crate audio-device-windows-sys 0.1.0-alpha.1... [INFO] checking audio-device-windows-sys-0.1.0-alpha.1 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930 [INFO] extracting crate audio-device-windows-sys 0.1.0-alpha.1 into /workspace/builds/worker-7-tc2/source [INFO] validating manifest of crates.io crate audio-device-windows-sys 0.1.0-alpha.1 on toolchain c387b04bf028733cd561d62128c8a5eee4bc1458 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate audio-device-windows-sys 0.1.0-alpha.1 [INFO] finished tweaking crates.io crate audio-device-windows-sys 0.1.0-alpha.1 [INFO] tweaked toml for crates.io crate audio-device-windows-sys 0.1.0-alpha.1 written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 2 packages to latest compatible versions [INFO] [stderr] Adding const-sha1 v0.2.0 (available: v0.3.0) [INFO] [stderr] Adding windows v0.8.0 (available: v0.58.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c3de2ff18a54d3f364a7777d026a6d7d245efd0ed2602431bb79425ebce64d96 [INFO] running `Command { std: "docker" "start" "-a" "c3de2ff18a54d3f364a7777d026a6d7d245efd0ed2602431bb79425ebce64d96", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c3de2ff18a54d3f364a7777d026a6d7d245efd0ed2602431bb79425ebce64d96", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c3de2ff18a54d3f364a7777d026a6d7d245efd0ed2602431bb79425ebce64d96", kill_on_drop: false }` [INFO] [stdout] c3de2ff18a54d3f364a7777d026a6d7d245efd0ed2602431bb79425ebce64d96 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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 -Dtail_expr_drop_order" "-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b330ecc80fcaff50e1a11f56dc82be1816831e0e8f1ec9a5fb004e53e3ada1e7 [INFO] running `Command { std: "docker" "start" "-a" "b330ecc80fcaff50e1a11f56dc82be1816831e0e8f1ec9a5fb004e53e3ada1e7", kill_on_drop: false }` [INFO] [stderr] Checking const-sha1 v0.2.0 [INFO] [stderr] Checking windows v0.8.0 [INFO] [stderr] Checking audio-device-windows-sys v0.1.0-alpha.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused return value of `Box::::from_raw` that must be used [INFO] [stdout] --> src/bindings.rs:44249:33 [INFO] [stdout] | [INFO] [stdout] 44249 | ... ::std::boxed::Box::from_raw(value.0); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box` [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 44249 | let _ = ::std::boxed::Box::from_raw(value.0); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `Box::::from_raw` that must be used [INFO] [stdout] --> src/bindings.rs:44342:33 [INFO] [stdout] | [INFO] [stdout] 44342 | ... ::std::boxed::Box::from_raw(value.0); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box` [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 44342 | let _ = ::std::boxed::Box::from_raw(value.0); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `Box::::from_raw` that must be used [INFO] [stdout] --> src/bindings.rs:44249:33 [INFO] [stdout] | [INFO] [stdout] 44249 | ... ::std::boxed::Box::from_raw(value.0); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box` [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 44249 | let _ = ::std::boxed::Box::from_raw(value.0); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `Box::::from_raw` that must be used [INFO] [stdout] --> src/bindings.rs:44342:33 [INFO] [stdout] | [INFO] [stdout] 44342 | ... ::std::boxed::Box::from_raw(value.0); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box` [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 44342 | let _ = ::std::boxed::Box::from_raw(value.0); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.03s [INFO] running `Command { std: "docker" "inspect" "b330ecc80fcaff50e1a11f56dc82be1816831e0e8f1ec9a5fb004e53e3ada1e7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b330ecc80fcaff50e1a11f56dc82be1816831e0e8f1ec9a5fb004e53e3ada1e7", kill_on_drop: false }` [INFO] [stdout] b330ecc80fcaff50e1a11f56dc82be1816831e0e8f1ec9a5fb004e53e3ada1e7