[INFO] fetching crate hrtb-lending-iterator 0.3.1... [INFO] checking hrtb-lending-iterator-0.3.1 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930 [INFO] extracting crate hrtb-lending-iterator 0.3.1 into /workspace/builds/worker-2-tc2/source [INFO] validating manifest of crates.io crate hrtb-lending-iterator 0.3.1 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 hrtb-lending-iterator 0.3.1 [INFO] finished tweaking crates.io crate hrtb-lending-iterator 0.3.1 [INFO] tweaked toml for crates.io crate hrtb-lending-iterator 0.3.1 written to /workspace/builds/worker-2-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] 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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 7b9e755f749aa028dca6c2b5658024b1235191bdb5d8d5e01ae5c5f6ae153583 [INFO] running `Command { std: "docker" "start" "-a" "7b9e755f749aa028dca6c2b5658024b1235191bdb5d8d5e01ae5c5f6ae153583", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7b9e755f749aa028dca6c2b5658024b1235191bdb5d8d5e01ae5c5f6ae153583", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7b9e755f749aa028dca6c2b5658024b1235191bdb5d8d5e01ae5c5f6ae153583", kill_on_drop: false }` [INFO] [stdout] 7b9e755f749aa028dca6c2b5658024b1235191bdb5d8d5e01ae5c5f6ae153583 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 3151fc91d10ef9a8f0c392b88174d210a8550e7d113ba38d4676d23ab9ca97b5 [INFO] running `Command { std: "docker" "start" "-a" "3151fc91d10ef9a8f0c392b88174d210a8550e7d113ba38d4676d23ab9ca97b5", kill_on_drop: false }` [INFO] [stderr] Checking hrtb-lending-iterator v0.3.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `iter` [INFO] [stdout] --> tests/lending_iterator.rs:53:13 [INFO] [stdout] | [INFO] [stdout] 53 | let mut iter = v.windows(2).into_lend_iter().to_owned_item(); [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_iter` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> tests/lending_iterator.rs:53:9 [INFO] [stdout] | [INFO] [stdout] 53 | let mut iter = v.windows(2).into_lend_iter().to_owned_item(); [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.40s [INFO] running `Command { std: "docker" "inspect" "3151fc91d10ef9a8f0c392b88174d210a8550e7d113ba38d4676d23ab9ca97b5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3151fc91d10ef9a8f0c392b88174d210a8550e7d113ba38d4676d23ab9ca97b5", kill_on_drop: false }` [INFO] [stdout] 3151fc91d10ef9a8f0c392b88174d210a8550e7d113ba38d4676d23ab9ca97b5