[INFO] fetching crate rust_rpi_4wd_car 0.0.12...
[INFO] building rust_rpi_4wd_car-0.0.12 against master#ad85bc524b1ad696e42061ad8338d382dffbdbe5 for pr-146237-1
[INFO] extracting crate rust_rpi_4wd_car 0.0.12 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate rust_rpi_4wd_car 0.0.12
[INFO] finished tweaking crates.io crate rust_rpi_4wd_car 0.0.12
[INFO] tweaked toml for crates.io crate rust_rpi_4wd_car 0.0.12 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rust_rpi_4wd_car 0.0.12 on toolchain ad85bc524b1ad696e42061ad8338d382dffbdbe5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rust_rpi_4wd_car 0.0.12 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" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded thiserror v1.0.24
[INFO] [stderr]   Downloaded thiserror-impl v1.0.24
[INFO] [stderr]   Downloaded nb v1.0.0
[INFO] [stderr]   Downloaded proc-macro2 v1.0.26
[INFO] [stderr]   Downloaded embedded-hal v0.2.4
[INFO] [stderr]   Downloaded ctrlc v3.1.9
[INFO] [stderr]   Downloaded anyhow v1.0.40
[INFO] [stderr]   Downloaded tokio v1.5.0
[INFO] [stderr]   Downloaded rppal v0.12.0
[INFO] [stderr]   Downloaded syn v1.0.69
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d73d9888753ced8730e08b502f412bbf4a780d4329a39c22e412a61713699002
[INFO] running `Command { std: "docker" "start" "-a" "d73d9888753ced8730e08b502f412bbf4a780d4329a39c22e412a61713699002", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d73d9888753ced8730e08b502f412bbf4a780d4329a39c22e412a61713699002", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d73d9888753ced8730e08b502f412bbf4a780d4329a39c22e412a61713699002", kill_on_drop: false }`
[INFO] [stdout] d73d9888753ced8730e08b502f412bbf4a780d4329a39c22e412a61713699002
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ca3f2bbe4436766b84fb1667c8454cd26a952f65645d451d3e2f86d210fe90ff
[INFO] running `Command { std: "docker" "start" "-a" "ca3f2bbe4436766b84fb1667c8454cd26a952f65645d451d3e2f86d210fe90ff", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling libc v0.2.93
[INFO] [stderr]    Compiling syn v1.0.69
[INFO] [stderr]    Compiling nb v1.0.0
[INFO] [stderr]    Compiling tokio v1.5.0
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling anyhow v1.0.40
[INFO] [stderr]    Compiling pin-project-lite v0.2.6
[INFO] [stderr]    Compiling nb v0.1.3
[INFO] [stderr]    Compiling embedded-hal v0.2.4
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling nix v0.20.0
[INFO] [stderr]    Compiling rppal v0.12.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.24
[INFO] [stderr]    Compiling thiserror v1.0.24
[INFO] [stderr]    Compiling ctrlc v3.1.9
[INFO] [stderr]    Compiling rust_rpi_4wd_car v0.0.12 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `ir_left`, `ir_right`, `track_left1`, `track_left2`, `track_right1`, and `track_right2` are never read
[INFO] [stdout]   --> src/sensors.rs:56:5
[INFO] [stdout]    |
[INFO] [stdout] 50 | pub struct Sensors {
[INFO] [stdout]    |            ------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 56 |     ir_left: InputPin,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 60 |     ir_right: InputPin,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 78 |     track_left1: InputPin,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 82 |     track_left2: InputPin,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 86 |     track_right1: InputPin,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 90 |     track_right2: InputPin,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Sensors` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `echo` is never read
[INFO] [stdout]    --> src/sensors.rs:379:5
[INFO] [stdout]     |
[INFO] [stdout] 371 | pub struct Sonar {
[INFO] [stdout]     |            ----- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 379 |     echo: InputPin,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Sonar` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]    --> src/sensors.rs:387:12
[INFO] [stdout]     |
[INFO] [stdout] 385 | impl Sonar {
[INFO] [stdout]     | ---------- associated function in this implementation
[INFO] [stdout] 386 |     /// Constructor which uses default values for all optional arguments.
[INFO] [stdout] 387 |     pub fn new() -> Rr4cResult<Self> {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.57s
[INFO] running `Command { std: "docker" "inspect" "ca3f2bbe4436766b84fb1667c8454cd26a952f65645d451d3e2f86d210fe90ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca3f2bbe4436766b84fb1667c8454cd26a952f65645d451d3e2f86d210fe90ff", kill_on_drop: false }`
[INFO] [stdout] ca3f2bbe4436766b84fb1667c8454cd26a952f65645d451d3e2f86d210fe90ff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 74321a7b5556140d761edd11aed394834090c9c1a27ea968c952394f182f3d84
[INFO] running `Command { std: "docker" "start" "-a" "74321a7b5556140d761edd11aed394834090c9c1a27ea968c952394f182f3d84", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_rpi_4wd_car v0.0.12 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `ir_left`, `ir_right`, `track_left1`, `track_left2`, `track_right1`, and `track_right2` are never read
[INFO] [stdout]   --> src/sensors.rs:56:5
[INFO] [stdout]    |
[INFO] [stdout] 50 | pub struct Sensors {
[INFO] [stdout]    |            ------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 56 |     ir_left: InputPin,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 60 |     ir_right: InputPin,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 78 |     track_left1: InputPin,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 82 |     track_left2: InputPin,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 86 |     track_right1: InputPin,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 90 |     track_right2: InputPin,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Sensors` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `echo` is never read
[INFO] [stdout]    --> src/sensors.rs:379:5
[INFO] [stdout]     |
[INFO] [stdout] 371 | pub struct Sonar {
[INFO] [stdout]     |            ----- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 379 |     echo: InputPin,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Sonar` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]    --> src/sensors.rs:387:12
[INFO] [stdout]     |
[INFO] [stdout] 385 | impl Sonar {
[INFO] [stdout]     | ---------- associated function in this implementation
[INFO] [stdout] 386 |     /// Constructor which uses default values for all optional arguments.
[INFO] [stdout] 387 |     pub fn new() -> Rr4cResult<Self> {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `ir_left`, `ir_right`, `track_left1`, `track_left2`, `track_right1`, and `track_right2` are never read
[INFO] [stdout]   --> src/sensors.rs:56:5
[INFO] [stdout]    |
[INFO] [stdout] 50 | pub struct Sensors {
[INFO] [stdout]    |            ------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 56 |     ir_left: InputPin,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 60 |     ir_right: InputPin,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 78 |     track_left1: InputPin,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 82 |     track_left2: InputPin,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 86 |     track_right1: InputPin,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 90 |     track_right2: InputPin,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Sensors` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `echo` is never read
[INFO] [stdout]    --> src/sensors.rs:379:5
[INFO] [stdout]     |
[INFO] [stdout] 371 | pub struct Sonar {
[INFO] [stdout]     |            ----- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 379 |     echo: InputPin,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Sonar` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]    --> src/sensors.rs:387:12
[INFO] [stdout]     |
[INFO] [stdout] 385 | impl Sonar {
[INFO] [stdout]     | ---------- associated function in this implementation
[INFO] [stdout] 386 |     /// Constructor which uses default values for all optional arguments.
[INFO] [stdout] 387 |     pub fn new() -> Rr4cResult<Self> {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.95s
[INFO] running `Command { std: "docker" "inspect" "74321a7b5556140d761edd11aed394834090c9c1a27ea968c952394f182f3d84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74321a7b5556140d761edd11aed394834090c9c1a27ea968c952394f182f3d84", kill_on_drop: false }`
[INFO] [stdout] 74321a7b5556140d761edd11aed394834090c9c1a27ea968c952394f182f3d84
