[INFO] fetching crate ez-audi 0.3.0... [INFO] checking ez-audi-0.3.0 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930 [INFO] extracting crate ez-audi 0.3.0 into /workspace/builds/worker-4-tc2/source [INFO] validating manifest of crates.io crate ez-audi 0.3.0 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 ez-audi 0.3.0 [INFO] finished tweaking crates.io crate ez-audi 0.3.0 [INFO] tweaked toml for crates.io crate ez-audi 0.3.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] crate crates.io crate ez-audi 0.3.0 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" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] a6d694d8f5c78af8482984ca84244648fee9a78f72842e5d1bed24b520838d86 [INFO] running `Command { std: "docker" "start" "-a" "a6d694d8f5c78af8482984ca84244648fee9a78f72842e5d1bed24b520838d86", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a6d694d8f5c78af8482984ca84244648fee9a78f72842e5d1bed24b520838d86", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a6d694d8f5c78af8482984ca84244648fee9a78f72842e5d1bed24b520838d86", kill_on_drop: false }` [INFO] [stdout] a6d694d8f5c78af8482984ca84244648fee9a78f72842e5d1bed24b520838d86 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 59254616c8dd5953a3e8d2895ac28ef45115c2bbe7c81d8c10b7631af04f6ec3 [INFO] running `Command { std: "docker" "start" "-a" "59254616c8dd5953a3e8d2895ac28ef45115c2bbe7c81d8c10b7631af04f6ec3", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.151 [INFO] [stderr] Compiling pkg-config v0.3.27 [INFO] [stderr] Compiling parking_lot_core v0.9.9 [INFO] [stderr] Checking smallvec v1.11.2 [INFO] [stderr] Compiling lock_api v0.4.11 [INFO] [stderr] Compiling cpal v0.15.2 [INFO] [stderr] Checking dasp_sample v0.11.0 [INFO] [stderr] Compiling alsa-sys v0.3.1 [INFO] [stderr] Checking nix v0.24.3 [INFO] [stderr] Checking parking_lot v0.12.1 [INFO] [stderr] Checking alsa v0.7.1 [INFO] [stderr] Checking ez-audi v0.3.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/errors.rs:61:41 [INFO] [stdout] | [INFO] [stdout] 61 | Some(s) => Some(&**s.clone()), [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: the type `Box` does not implement `Clone`, so calling `clone` on `&Box` copies the reference, which does not do anything and can be removed [INFO] [stdout] = note: `#[warn(noop_method_call)]` on by default [INFO] [stdout] help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] 61 - Some(s) => Some(&**s.clone()), [INFO] [stdout] 61 + Some(s) => Some(&**s), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/errors.rs:67:41 [INFO] [stdout] | [INFO] [stdout] 67 | Some(s) => Some(&**s.clone()), [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: the type `Box` does not implement `Clone`, so calling `clone` on `&Box` copies the reference, which does not do anything and can be removed [INFO] [stdout] help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] 67 - Some(s) => Some(&**s.clone()), [INFO] [stdout] 67 + Some(s) => Some(&**s), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/errors.rs:73:41 [INFO] [stdout] | [INFO] [stdout] 73 | Some(s) => Some(&**s.clone()), [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: the type `Box` does not implement `Clone`, so calling `clone` on `&Box` copies the reference, which does not do anything and can be removed [INFO] [stdout] help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] 73 - Some(s) => Some(&**s.clone()), [INFO] [stdout] 73 + Some(s) => Some(&**s), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/errors.rs:61:41 [INFO] [stdout] | [INFO] [stdout] 61 | Some(s) => Some(&**s.clone()), [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: the type `Box` does not implement `Clone`, so calling `clone` on `&Box` copies the reference, which does not do anything and can be removed [INFO] [stdout] = note: `#[warn(noop_method_call)]` on by default [INFO] [stdout] help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] 61 - Some(s) => Some(&**s.clone()), [INFO] [stdout] 61 + Some(s) => Some(&**s), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/errors.rs:67:41 [INFO] [stdout] | [INFO] [stdout] 67 | Some(s) => Some(&**s.clone()), [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: the type `Box` does not implement `Clone`, so calling `clone` on `&Box` copies the reference, which does not do anything and can be removed [INFO] [stdout] help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] 67 - Some(s) => Some(&**s.clone()), [INFO] [stdout] 67 + Some(s) => Some(&**s), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/errors.rs:73:41 [INFO] [stdout] | [INFO] [stdout] 73 | Some(s) => Some(&**s.clone()), [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: the type `Box` does not implement `Clone`, so calling `clone` on `&Box` copies the reference, which does not do anything and can be removed [INFO] [stdout] help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] 73 - Some(s) => Some(&**s.clone()), [INFO] [stdout] 73 + Some(s) => Some(&**s), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.58s [INFO] running `Command { std: "docker" "inspect" "59254616c8dd5953a3e8d2895ac28ef45115c2bbe7c81d8c10b7631af04f6ec3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "59254616c8dd5953a3e8d2895ac28ef45115c2bbe7c81d8c10b7631af04f6ec3", kill_on_drop: false }` [INFO] [stdout] 59254616c8dd5953a3e8d2895ac28ef45115c2bbe7c81d8c10b7631af04f6ec3