[INFO] fetching crate mcp3425 1.1.0...
[INFO] checking mcp3425-1.1.0 against 52995a223f2919dd3e2e427231db90a257350ded for pr-129249-4
[INFO] extracting crate mcp3425 1.1.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate mcp3425 1.1.0
[INFO] finished tweaking crates.io crate mcp3425 1.1.0
[INFO] tweaked toml for crates.io crate mcp3425 1.1.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mcp3425 1.1.0 on toolchain 52995a223f2919dd3e2e427231db90a257350ded
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+52995a223f2919dd3e2e427231db90a257350ded" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate mcp3425 1.1.0 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" "+52995a223f2919dd3e2e427231db90a257350ded" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 547ea2ddb29bd575c2d89b7e0cc038792edcf47a289529584ba89b2e7bb7ff5c
[INFO] running `Command { std: "docker" "start" "547ea2ddb29bd575c2d89b7e0cc038792edcf47a289529584ba89b2e7bb7ff5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "547ea2ddb29bd575c2d89b7e0cc038792edcf47a289529584ba89b2e7bb7ff5c", 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" "547ea2ddb29bd575c2d89b7e0cc038792edcf47a289529584ba89b2e7bb7ff5c" "/opt/rustwide/cargo-home/bin/cargo" "+52995a223f2919dd3e2e427231db90a257350ded" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "547ea2ddb29bd575c2d89b7e0cc038792edcf47a289529584ba89b2e7bb7ff5c", 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" "547ea2ddb29bd575c2d89b7e0cc038792edcf47a289529584ba89b2e7bb7ff5c" "/opt/rustwide/cargo-home/bin/cargo" "+52995a223f2919dd3e2e427231db90a257350ded" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.76
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling semver v1.0.21
[INFO] [stderr]     Checking futures-core v0.3.30
[INFO] [stderr]     Checking futures-sink v0.3.30
[INFO] [stderr]    Compiling aho-corasick v1.1.2
[INFO] [stderr]     Checking futures-io v0.3.30
[INFO] [stderr]     Checking embedded-hal v0.2.7
[INFO] [stderr]     Checking ioctl-rs v0.1.6
[INFO] [stderr]     Checking termios v0.2.2
[INFO] [stderr]     Checking serial-core v0.4.0
[INFO] [stderr]    Compiling glob v0.3.1
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]    Compiling relative-path v1.9.2
[INFO] [stderr]     Checking nix v0.23.2
[INFO] [stderr]     Checking serial-unix v0.4.0
[INFO] [stderr]     Checking futures-timer v3.0.2
[INFO] [stderr]     Checking embedded-hal-mock v0.10.0
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]     Checking mcp3425 v1.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stdout] error: useless conversion to the same type: `i16`
[INFO] [stdout]    --> src/lib.rs:514:37
[INFO] [stdout]     |
[INFO] [stdout] 514 |         Ok(Voltage::from_millivolts((converted as i16).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] 514 -         Ok(Voltage::from_millivolts((converted as i16).into()))
[INFO] [stdout] 514 +         Ok(Voltage::from_millivolts((converted as i16)))
[INFO] [stdout]     |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]     |
[INFO] [stdout] 514 -         Ok(Voltage::from_millivolts((converted as i16).into()))
[INFO] [stdout] 514 +         Ok(Voltage::from_millivolts(<i16 as Into<_>>::into((converted as i16))))
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `mcp3425` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "547ea2ddb29bd575c2d89b7e0cc038792edcf47a289529584ba89b2e7bb7ff5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "547ea2ddb29bd575c2d89b7e0cc038792edcf47a289529584ba89b2e7bb7ff5c", kill_on_drop: false }`
[INFO] [stdout] 547ea2ddb29bd575c2d89b7e0cc038792edcf47a289529584ba89b2e7bb7ff5c
