[INFO] fetching crate cec_linux 0.2.0...
[INFO] checking cec_linux-0.2.0 against try#de0e80659cee4f27282e60d63bbb8c5271a0d147 for pr-129392
[INFO] extracting crate cec_linux 0.2.0 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate cec_linux 0.2.0 on toolchain de0e80659cee4f27282e60d63bbb8c5271a0d147
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+de0e80659cee4f27282e60d63bbb8c5271a0d147" "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-4-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" "+de0e80659cee4f27282e60d63bbb8c5271a0d147" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+de0e80659cee4f27282e60d63bbb8c5271a0d147" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 34c1f88fb0a76f47afe32e5c9d56e5d1ed8b4e10c3d7a71c412f3a69b87441e8
[INFO] running `Command { std: "docker" "start" "-a" "34c1f88fb0a76f47afe32e5c9d56e5d1ed8b4e10c3d7a71c412f3a69b87441e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "34c1f88fb0a76f47afe32e5c9d56e5d1ed8b4e10c3d7a71c412f3a69b87441e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "34c1f88fb0a76f47afe32e5c9d56e5d1ed8b4e10c3d7a71c412f3a69b87441e8", kill_on_drop: false }`
[INFO] [stdout] 34c1f88fb0a76f47afe32e5c9d56e5d1ed8b4e10c3d7a71c412f3a69b87441e8
[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" "-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+de0e80659cee4f27282e60d63bbb8c5271a0d147" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4f0585f9589491e5c8dd57039f82840d3d1c9e56e2a234bfe15738a3667fc9d8
[INFO] running `Command { std: "docker" "start" "-a" "4f0585f9589491e5c8dd57039f82840d3d1c9e56e2a234bfe15738a3667fc9d8", 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 libc v0.2.153
[INFO] [stderr]     Checking bitflags v2.4.2
[INFO] [stderr]    Compiling nix v0.28.0
[INFO] [stderr]    Compiling indexmap v2.2.5
[INFO] [stderr]    Compiling quote v1.0.35
[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: 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: 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 5.85s
[INFO] running `Command { std: "docker" "inspect" "4f0585f9589491e5c8dd57039f82840d3d1c9e56e2a234bfe15738a3667fc9d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f0585f9589491e5c8dd57039f82840d3d1c9e56e2a234bfe15738a3667fc9d8", kill_on_drop: false }`
[INFO] [stdout] 4f0585f9589491e5c8dd57039f82840d3d1c9e56e2a234bfe15738a3667fc9d8