[INFO] cloning repository https://github.com/jackmead515/rust_mcp3008
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jackmead515/rust_mcp3008" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjackmead515%2Frust_mcp3008", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjackmead515%2Frust_mcp3008'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] be2338bee2b752fd74ef5bfa2e4024ffaf7a94d6
[INFO] checking jackmead515/rust_mcp3008 against eca445e5ae4a6679cc27d3a09106ce245e13a5a6 for pr-162478
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjackmead515%2Frust_mcp3008" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/jackmead515/rust_mcp3008
[INFO] finished tweaking git repo https://github.com/jackmead515/rust_mcp3008
[INFO] tweaked toml for git repo https://github.com/jackmead515/rust_mcp3008 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/jackmead515/rust_mcp3008 on toolchain eca445e5ae4a6679cc27d3a09106ce245e13a5a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+eca445e5ae4a6679cc27d3a09106ce245e13a5a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/jackmead515/rust_mcp3008 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" "+eca445e5ae4a6679cc27d3a09106ce245e13a5a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: binary `rust_mcp3008` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-6-tc1/source/target/.../rust_mcp3008
[INFO] [stderr]    |                                                  ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::non_kebab_case_bins` is set to `warn` by default
[INFO] [stderr] help: to change the binary name to `rust-mcp3008`, convert `package.name`
[INFO] [stderr]   --> Cargo.toml:8:8
[INFO] [stderr]    |
[INFO] [stderr]  8 - name = "rust_mcp3008"
[INFO] [stderr]  8 + name = "rust-mcp3008"
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `rust-mcp3008`, specify `bin.name`
[INFO] [stderr]   --> Cargo.toml:9:19
[INFO] [stderr]    |
[INFO] [stderr]  9 ~ version = "0.1.0"
[INFO] [stderr] 10 + [[bin]]
[INFO] [stderr] 11 + name = "rust-mcp3008"
[INFO] [stderr] 12 + path = "src/main.rs"
[INFO] [stderr]    |
[INFO] [stderr] warning: `rust_mcp3008` (manifest) generated 1 warning
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded spidev v0.4.0
[INFO] [stderr]   Downloaded rppal v0.11.3
[INFO] [stderr]   Downloaded nix v0.14.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] f988e23de797e0864953b15118e8a9e52ba57419a69a91c6c5cf92b8decf0af0
[INFO] running `Command { std: "docker" "start" "f988e23de797e0864953b15118e8a9e52ba57419a69a91c6c5cf92b8decf0af0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f988e23de797e0864953b15118e8a9e52ba57419a69a91c6c5cf92b8decf0af0", 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" "f988e23de797e0864953b15118e8a9e52ba57419a69a91c6c5cf92b8decf0af0" "/opt/rustwide/cargo-home/bin/cargo" "+eca445e5ae4a6679cc27d3a09106ce245e13a5a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f988e23de797e0864953b15118e8a9e52ba57419a69a91c6c5cf92b8decf0af0", 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" "f988e23de797e0864953b15118e8a9e52ba57419a69a91c6c5cf92b8decf0af0" "/opt/rustwide/cargo-home/bin/cargo" "+eca445e5ae4a6679cc27d3a09106ce245e13a5a6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: binary `rust_mcp3008` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /opt/rustwide/target/.../rust_mcp3008
[INFO] [stderr]    |                          ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::non_kebab_case_bins` is set to `warn` by default
[INFO] [stderr] help: to change the binary name to `rust-mcp3008`, convert `package.name`
[INFO] [stderr]   --> Cargo.toml:8:8
[INFO] [stderr]    |
[INFO] [stderr]  8 - name = "rust_mcp3008"
[INFO] [stderr]  8 + name = "rust-mcp3008"
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `rust-mcp3008`, specify `bin.name`
[INFO] [stderr]   --> Cargo.toml:9:19
[INFO] [stderr]    |
[INFO] [stderr]  9 ~ version = "0.1.0"
[INFO] [stderr] 10 + [[bin]]
[INFO] [stderr] 11 + name = "rust-mcp3008"
[INFO] [stderr] 12 + path = "src/main.rs"
[INFO] [stderr]    |
[INFO] [stderr] warning: `rust_mcp3008` (manifest) generated 1 warning
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking rppal v0.11.3
[INFO] [stderr]     Checking spidev v0.4.0
[INFO] [stderr]     Checking rust_mcp3008 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Write`
[INFO] [stdout]  --> src/mcp3008.rs:1:21
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::io::{Read, Write};
[INFO] [stdout]   |                     ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Read`
[INFO] [stdout]  --> src/mcp3008.rs:1:15
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::io::{Read, Write};
[INFO] [stdout]   |               ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/gpio.rs:20:9
[INFO] [stdout]    |
[INFO] [stdout] 20 |     let mut pin = match controller.get(pin_num) {
[INFO] [stdout]    |         ----^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `pin_num` is never read
[INFO] [stdout]  --> src/gpio.rs:9:3
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct GPIOPin {
[INFO] [stdout]   |            ------- field in this struct
[INFO] [stdout] 9 |   pin_num: u8,
[INFO] [stdout]   |   ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `set_input`, `is_high`, and `is_low` are never used
[INFO] [stdout]   --> src/gpio.rs:31:10
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl GPIOPin {
[INFO] [stdout]    | ------------ methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 31 |   pub fn set_input(&mut self) {
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 39 |   pub fn is_high(&self) -> bool {
[INFO] [stdout]    |          ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 43 |   pub fn is_low(&self) -> bool {
[INFO] [stdout]    |          ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Write`
[INFO] [stdout]  --> src/mcp3008.rs:1:21
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::io::{Read, Write};
[INFO] [stdout]   |                     ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Read`
[INFO] [stdout]  --> src/mcp3008.rs:1:15
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::io::{Read, Write};
[INFO] [stdout]   |               ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/gpio.rs:20:9
[INFO] [stdout]    |
[INFO] [stdout] 20 |     let mut pin = match controller.get(pin_num) {
[INFO] [stdout]    |         ----^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `pin_num` is never read
[INFO] [stdout]  --> src/gpio.rs:9:3
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct GPIOPin {
[INFO] [stdout]   |            ------- field in this struct
[INFO] [stdout] 9 |   pin_num: u8,
[INFO] [stdout]   |   ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `set_input`, `is_high`, and `is_low` are never used
[INFO] [stdout]   --> src/gpio.rs:31:10
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl GPIOPin {
[INFO] [stdout]    | ------------ methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 31 |   pub fn set_input(&mut self) {
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 39 |   pub fn is_high(&self) -> bool {
[INFO] [stdout]    |          ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 43 |   pub fn is_low(&self) -> bool {
[INFO] [stdout]    |          ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.63s
[INFO] running `Command { std: "docker" "inspect" "f988e23de797e0864953b15118e8a9e52ba57419a69a91c6c5cf92b8decf0af0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f988e23de797e0864953b15118e8a9e52ba57419a69a91c6c5cf92b8decf0af0", kill_on_drop: false }`
[INFO] [stdout] f988e23de797e0864953b15118e8a9e52ba57419a69a91c6c5cf92b8decf0af0
