[INFO] fetching crate cec_linux 0.2.0... [INFO] checking cec_linux-0.2.0 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930 [INFO] extracting crate cec_linux 0.2.0 into /workspace/builds/worker-3-tc2/source [INFO] validating manifest of crates.io crate cec_linux 0.2.0 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 cec_linux 0.2.0 [INFO] removed 0 missing examples [INFO] finished tweaking crates.io crate cec_linux 0.2.0 [INFO] tweaked toml for crates.io crate cec_linux 0.2.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] crate crates.io crate cec_linux 0.2.0 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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] b1a4764541633d0b94d0582945f93ae47a72a5628ba27b14935adc443da06198 [INFO] running `Command { std: "docker" "start" "-a" "b1a4764541633d0b94d0582945f93ae47a72a5628ba27b14935adc443da06198", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b1a4764541633d0b94d0582945f93ae47a72a5628ba27b14935adc443da06198", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b1a4764541633d0b94d0582945f93ae47a72a5628ba27b14935adc443da06198", kill_on_drop: false }` [INFO] [stdout] b1a4764541633d0b94d0582945f93ae47a72a5628ba27b14935adc443da06198 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] f73b555ed30ac720105d7bf6ee3e9cf46192faae53687b02bf0a65e044874bf0 [INFO] running `Command { std: "docker" "start" "-a" "f73b555ed30ac720105d7bf6ee3e9cf46192faae53687b02bf0a65e044874bf0", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.78 [INFO] [stderr] Compiling hashbrown v0.14.3 [INFO] [stderr] Compiling toml_datetime v0.6.5 [INFO] [stderr] Compiling cfg_aliases v0.1.1 [INFO] [stderr] Compiling libc v0.2.153 [INFO] [stderr] Checking bitflags v2.4.2 [INFO] [stderr] Compiling nix v0.28.0 [INFO] [stderr] Compiling quote v1.0.35 [INFO] [stderr] Compiling indexmap v2.2.5 [INFO] [stderr] Compiling syn v2.0.52 [INFO] [stderr] Compiling toml_edit v0.21.1 [INFO] [stderr] Compiling proc-macro-crate v3.1.0 [INFO] [stderr] Compiling num_enum_derive v0.7.2 [INFO] [stderr] Checking num_enum v0.7.2 [INFO] [stderr] Checking cec_linux v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `AsFd` [INFO] [stdout] --> src/lib.rs:32:14 [INFO] [stdout] | [INFO] [stdout] 32 | os::fd::{AsFd, AsRawFd}, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> src/lib.rs:175:9 [INFO] [stdout] | [INFO] [stdout] 168 | / match evt.typ { [INFO] [stdout] 169 | | CecEventType::LostMsgs => return Ok(CecEvent::LostMsgs(evt.payload.lost_msgs)), [INFO] [stdout] 170 | | CecEventType::StateChange => { [INFO] [stdout] 171 | | return Ok(CecEvent::StateChange(evt.payload.state_change)) [INFO] [stdout] 172 | | } [INFO] [stdout] 173 | | } [INFO] [stdout] | |_____________- any code following this `match` expression is unreachable, as all arms diverge [INFO] [stdout] 174 | } [INFO] [stdout] 175 | Err(std::io::ErrorKind::Other.into()) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable expression [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `AsFd` [INFO] [stdout] --> src/lib.rs:32:14 [INFO] [stdout] | [INFO] [stdout] 32 | os::fd::{AsFd, AsRawFd}, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> src/lib.rs:175:9 [INFO] [stdout] | [INFO] [stdout] 168 | / match evt.typ { [INFO] [stdout] 169 | | CecEventType::LostMsgs => return Ok(CecEvent::LostMsgs(evt.payload.lost_msgs)), [INFO] [stdout] 170 | | CecEventType::StateChange => { [INFO] [stdout] 171 | | return Ok(CecEvent::StateChange(evt.payload.state_change)) [INFO] [stdout] 172 | | } [INFO] [stdout] 173 | | } [INFO] [stdout] | |_____________- any code following this `match` expression is unreachable, as all arms diverge [INFO] [stdout] 174 | } [INFO] [stdout] 175 | Err(std::io::ErrorKind::Other.into()) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable expression [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.18s [INFO] running `Command { std: "docker" "inspect" "f73b555ed30ac720105d7bf6ee3e9cf46192faae53687b02bf0a65e044874bf0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f73b555ed30ac720105d7bf6ee3e9cf46192faae53687b02bf0a65e044874bf0", kill_on_drop: false }` [INFO] [stdout] f73b555ed30ac720105d7bf6ee3e9cf46192faae53687b02bf0a65e044874bf0