[INFO] cloning repository https://github.com/sleibrock/lpfx-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sleibrock/lpfx-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsleibrock%2Flpfx-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsleibrock%2Flpfx-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1f1a95b51644894f760115d96644a86696921d4e
[INFO] checking sleibrock/lpfx-rs against c60b92c03ca8a3b101eb9d57f51e2232690638c7 for pr-164148-crater-rollup
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsleibrock%2Flpfx-rs" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/sleibrock/lpfx-rs
[INFO] finished tweaking git repo https://github.com/sleibrock/lpfx-rs
[INFO] tweaked toml for git repo https://github.com/sleibrock/lpfx-rs written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/sleibrock/lpfx-rs on toolchain c60b92c03ca8a3b101eb9d57f51e2232690638c7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c60b92c03ca8a3b101eb9d57f51e2232690638c7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/sleibrock/lpfx-rs 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" "+c60b92c03ca8a3b101eb9d57f51e2232690638c7" "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/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 34c4b5918c540e6278149d7b19b4dd3dceeeafebbd5b555c1a58a9df5d22b8f8
[INFO] running `Command { std: "docker" "start" "34c4b5918c540e6278149d7b19b4dd3dceeeafebbd5b555c1a58a9df5d22b8f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "34c4b5918c540e6278149d7b19b4dd3dceeeafebbd5b555c1a58a9df5d22b8f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "34c4b5918c540e6278149d7b19b4dd3dceeeafebbd5b555c1a58a9df5d22b8f8" "/opt/rustwide/cargo-home/bin/cargo" "+c60b92c03ca8a3b101eb9d57f51e2232690638c7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "34c4b5918c540e6278149d7b19b4dd3dceeeafebbd5b555c1a58a9df5d22b8f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "34c4b5918c540e6278149d7b19b4dd3dceeeafebbd5b555c1a58a9df5d22b8f8" "/opt/rustwide/cargo-home/bin/cargo" "+c60b92c03ca8a3b101eb9d57f51e2232690638c7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.67
[INFO] [stderr]     Checking unicode-width v0.1.7
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking portmidi v0.2.4
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking lpfx v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: useless conversion to the same type: `&str` lpfx
[INFO] [stdout]   --> src/devices/device.rs:41:11
[INFO] [stdout]    |
[INFO] [stdout] 41 |         .expect("Failed to open an output port".into());
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout]    = note: `#[deny(self_type_conversion)]` on by default
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]    |
[INFO] [stdout] 41 -         .expect("Failed to open an output port".into());
[INFO] [stdout] 41 +         .expect("Failed to open an output port");
[INFO] [stdout]    |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]    |
[INFO] [stdout] 41 -         .expect("Failed to open an output port".into());
[INFO] [stdout] 41 +         .expect(<&str as Into<_>>::into("Failed to open an output port"));
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `&str` lpfx
[INFO] [stdout]   --> src/devices/device.rs:46:11
[INFO] [stdout]    |
[INFO] [stdout] 46 |         .expect("Failed to open an input port".into());
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]    |
[INFO] [stdout] 46 -         .expect("Failed to open an input port".into());
[INFO] [stdout] 46 +         .expect("Failed to open an input port");
[INFO] [stdout]    |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]    |
[INFO] [stdout] 46 -         .expect("Failed to open an input port".into());
[INFO] [stdout] 46 +         .expect(<&str as Into<_>>::into("Failed to open an input port"));
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `lpfx` (lib test) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: useless conversion to the same type: `&str` lpfx
[INFO] [stdout]   --> src/devices/device.rs:41:11
[INFO] [stdout]    |
[INFO] [stdout] 41 |         .expect("Failed to open an output port".into());
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout]    = note: `#[deny(self_type_conversion)]` on by default
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]    |
[INFO] [stdout] 41 -         .expect("Failed to open an output port".into());
[INFO] [stdout] 41 +         .expect("Failed to open an output port");
[INFO] [stdout]    |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]    |
[INFO] [stdout] 41 -         .expect("Failed to open an output port".into());
[INFO] [stdout] 41 +         .expect(<&str as Into<_>>::into("Failed to open an output port"));
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `&str` lpfx
[INFO] [stdout]   --> src/devices/device.rs:46:11
[INFO] [stdout]    |
[INFO] [stdout] 46 |         .expect("Failed to open an input port".into());
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]    |
[INFO] [stdout] 46 -         .expect("Failed to open an input port".into());
[INFO] [stdout] 46 +         .expect("Failed to open an input port");
[INFO] [stdout]    |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]    |
[INFO] [stdout] 46 -         .expect("Failed to open an input port".into());
[INFO] [stdout] 46 +         .expect(<&str as Into<_>>::into("Failed to open an input port"));
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `lpfx` (lib) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "34c4b5918c540e6278149d7b19b4dd3dceeeafebbd5b555c1a58a9df5d22b8f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "34c4b5918c540e6278149d7b19b4dd3dceeeafebbd5b555c1a58a9df5d22b8f8", kill_on_drop: false }`
[INFO] [stdout] 34c4b5918c540e6278149d7b19b4dd3dceeeafebbd5b555c1a58a9df5d22b8f8
