[INFO] fetching crate mcp3425 1.1.0...
[INFO] checking mcp3425-1.1.0 against c60b92c03ca8a3b101eb9d57f51e2232690638c7 for pr-164148-crater-rollup
[INFO] extracting crate mcp3425 1.1.0 into /workspace/builds/worker-4-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-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mcp3425 1.1.0 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 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" "+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] a4e8d011ba1b73cc9bee5c52eb5a97542cc347dd0f9017d9f20f54c601aa2ad5
[INFO] running `Command { std: "docker" "start" "a4e8d011ba1b73cc9bee5c52eb5a97542cc347dd0f9017d9f20f54c601aa2ad5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a4e8d011ba1b73cc9bee5c52eb5a97542cc347dd0f9017d9f20f54c601aa2ad5", 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" "a4e8d011ba1b73cc9bee5c52eb5a97542cc347dd0f9017d9f20f54c601aa2ad5" "/opt/rustwide/cargo-home/bin/cargo" "+c60b92c03ca8a3b101eb9d57f51e2232690638c7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a4e8d011ba1b73cc9bee5c52eb5a97542cc347dd0f9017d9f20f54c601aa2ad5", 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" "a4e8d011ba1b73cc9bee5c52eb5a97542cc347dd0f9017d9f20f54c601aa2ad5" "/opt/rustwide/cargo-home/bin/cargo" "+c60b92c03ca8a3b101eb9d57f51e2232690638c7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.152
[INFO] [stderr]    Compiling proc-macro2 v1.0.76
[INFO] [stderr]    Compiling semver v1.0.21
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]     Checking futures-core v0.3.30
[INFO] [stderr]    Compiling memchr v2.7.1
[INFO] [stderr]     Checking nb v1.1.0
[INFO] [stderr]     Checking pin-project-lite v0.2.13
[INFO] [stderr]    Compiling regex-syntax v0.8.2
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling relative-path v1.9.2
[INFO] [stderr]     Checking futures-timer v3.0.2
[INFO] [stderr]     Checking nb v0.1.3
[INFO] [stderr]     Checking embedded-hal v0.2.7
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]     Checking embedded-hal-mock v0.10.0
[INFO] [stderr]     Checking mcp3425 v1.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: useless conversion to the same type: `i16` mcp3425
[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" "a4e8d011ba1b73cc9bee5c52eb5a97542cc347dd0f9017d9f20f54c601aa2ad5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4e8d011ba1b73cc9bee5c52eb5a97542cc347dd0f9017d9f20f54c601aa2ad5", kill_on_drop: false }`
[INFO] [stdout] a4e8d011ba1b73cc9bee5c52eb5a97542cc347dd0f9017d9f20f54c601aa2ad5
