[INFO] cloning repository https://github.com/swapsCAPS/hexapod
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/swapsCAPS/hexapod" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FswapsCAPS%2Fhexapod", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FswapsCAPS%2Fhexapod'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 13d9e452f9ca34b94b5533db44f4b727466169d0
[INFO] testing swapsCAPS/hexapod against master#d98a5da813da67eb189387b8ccfb73cf481275d8+rustflags=-Copt-level=3 for pr-138759
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FswapsCAPS%2Fhexapod" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/swapsCAPS/hexapod
[INFO] finished tweaking git repo https://github.com/swapsCAPS/hexapod
[INFO] tweaked toml for git repo https://github.com/swapsCAPS/hexapod written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/swapsCAPS/hexapod on toolchain d98a5da813da67eb189387b8ccfb73cf481275d8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/swapsCAPS/hexapod 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" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/querry43/i2c-pca9685`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 1 package to latest compatible version
[INFO] [stderr]       Adding i2c-pca9685 v0.1.9-pre (https://github.com/querry43/i2c-pca9685?branch=master#4b0ddf24)
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded skeptic v0.13.4
[INFO] [stderr]   Downloaded serde_derive v1.0.90
[INFO] [stderr]   Downloaded bytecount v0.4.0
[INFO] [stderr]   Downloaded cargo_metadata v0.6.4
[INFO] [stderr]   Downloaded error-chain v0.12.0
[INFO] [stderr]   Downloaded nix v0.10.0
[INFO] [stderr]   Downloaded serde v1.0.90
[INFO] [stderr]   Downloaded pulldown-cmark v0.2.0
[INFO] [stderr]   Downloaded i2cdev v0.3.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7510f7ff82c33fe3956af52bfe5eec1fae9dff0e1bcec3854d04d0a7c2f66e75
[INFO] running `Command { std: "docker" "start" "-a" "7510f7ff82c33fe3956af52bfe5eec1fae9dff0e1bcec3854d04d0a7c2f66e75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7510f7ff82c33fe3956af52bfe5eec1fae9dff0e1bcec3854d04d0a7c2f66e75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7510f7ff82c33fe3956af52bfe5eec1fae9dff0e1bcec3854d04d0a7c2f66e75", kill_on_drop: false }`
[INFO] [stdout] 7510f7ff82c33fe3956af52bfe5eec1fae9dff0e1bcec3854d04d0a7c2f66e75
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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 -Copt-level=3" "-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" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3767be2dad7e92dcf7fcd6abc7cc20989f085d8e3ebc99848f2dfb3753ed5072
[INFO] running `Command { std: "docker" "start" "-a" "3767be2dad7e92dcf7fcd6abc7cc20989f085d8e3ebc99848f2dfb3753ed5072", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.51
[INFO] [stderr]    Compiling cc v1.0.34
[INFO] [stderr]    Compiling proc-macro2 v0.4.27
[INFO] [stderr]    Compiling autocfg v0.1.2
[INFO] [stderr]    Compiling serde v1.0.90
[INFO] [stderr]    Compiling ryu v0.2.7
[INFO] [stderr]    Compiling syn v0.15.30
[INFO] [stderr]    Compiling cfg-if v0.1.7
[INFO] [stderr]    Compiling rustc-demangle v0.1.13
[INFO] [stderr]    Compiling pulldown-cmark v0.2.0
[INFO] [stderr]    Compiling bitflags v1.0.4
[INFO] [stderr]    Compiling itoa v0.4.3
[INFO] [stderr]    Compiling same-file v1.0.4
[INFO] [stderr]    Compiling remove_dir_all v0.5.1
[INFO] [stderr]    Compiling bytecount v0.4.0
[INFO] [stderr]    Compiling byteorder v1.3.1
[INFO] [stderr]    Compiling nix v0.10.0
[INFO] [stderr]    Compiling walkdir v2.2.7
[INFO] [stderr]    Compiling backtrace v0.3.15
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling iovec v0.1.2
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling quote v0.6.11
[INFO] [stderr]    Compiling tempdir v0.3.7
[INFO] [stderr]    Compiling backtrace-sys v0.1.28
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling serde_json v1.0.39
[INFO] [stderr]    Compiling error-chain v0.12.0
[INFO] [stderr]    Compiling serde_derive v1.0.90
[INFO] [stderr]    Compiling cargo_metadata v0.6.4
[INFO] [stderr]    Compiling skeptic v0.13.4
[INFO] [stderr]    Compiling i2cdev v0.3.2
[INFO] [stderr]    Compiling i2c-pca9685 v0.1.9-pre (https://github.com/querry43/i2c-pca9685?branch=master#4b0ddf24)
[INFO] [stderr]    Compiling hexapod v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/main.rs:129:7
[INFO] [stdout]     |
[INFO] [stdout] 129 |       _ => {
[INFO] [stdout]     |       ^ no value can reach this
[INFO] [stdout]     |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]    --> src/main.rs:129:7
[INFO] [stdout]     |
[INFO] [stdout] 85  |       Side::Left => {
[INFO] [stdout]     |       ---------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 107 |       Side::Right => {
[INFO] [stdout]     |       ----------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 129 |       _ => {
[INFO] [stdout]     |       ^ collectively making this unreachable
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/main.rs:102:11
[INFO] [stdout]     |
[INFO] [stdout] 102 |           _ => {
[INFO] [stdout]     |           ^ no value can reach this
[INFO] [stdout]     |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]    --> src/main.rs:102:11
[INFO] [stdout]     |
[INFO] [stdout] 87  |           LegType::Front => {
[INFO] [stdout]     |           -------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 92  |           LegType::Middle => {
[INFO] [stdout]     |           --------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 97  |           LegType::Back => {
[INFO] [stdout]     |           ------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 102 |           _ => {
[INFO] [stdout]     |           ^ collectively making this unreachable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/main.rs:124:11
[INFO] [stdout]     |
[INFO] [stdout] 124 |           _ => {
[INFO] [stdout]     |           ^ no value can reach this
[INFO] [stdout]     |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]    --> src/main.rs:124:11
[INFO] [stdout]     |
[INFO] [stdout] 109 |           LegType::Front => {
[INFO] [stdout]     |           -------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 114 |           LegType::Middle => {
[INFO] [stdout]     |           --------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 119 |           LegType::Back => {
[INFO] [stdout]     |           ------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 124 |           _ => {
[INFO] [stdout]     |           ^ collectively making this unreachable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/main.rs:156:7
[INFO] [stdout]     |
[INFO] [stdout] 156 |       _ => {
[INFO] [stdout]     |       ^ no value can reach this
[INFO] [stdout]     |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]    --> src/main.rs:156:7
[INFO] [stdout]     |
[INFO] [stdout] 147 |       LegType::Front => {
[INFO] [stdout]     |       -------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 150 |       LegType::Middle => {
[INFO] [stdout]     |       --------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 153 |       LegType::Back => {
[INFO] [stdout]     |       ------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 156 |       _ => {
[INFO] [stdout]     |       ^ collectively making this unreachable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/main.rs:173:7
[INFO] [stdout]     |
[INFO] [stdout] 173 |       _ => {
[INFO] [stdout]     |       ^ no value can reach this
[INFO] [stdout]     |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]    --> src/main.rs:173:7
[INFO] [stdout]     |
[INFO] [stdout] 164 |       LegType::Front => {
[INFO] [stdout]     |       -------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 167 |       LegType::Middle => {
[INFO] [stdout]     |       --------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 170 |       LegType::Back => {
[INFO] [stdout]     |       ------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 173 |       _ => {
[INFO] [stdout]     |       ^ collectively making this unreachable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `speed`
[INFO] [stdout]    --> src/main.rs:179:33
[INFO] [stdout]     |
[INFO] [stdout] 179 |   fn step(&mut self, _dir: u16, speed: u64) {
[INFO] [stdout]     |                                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_speed`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `dir`
[INFO] [stdout]    --> src/main.rs:245:24
[INFO] [stdout]     |
[INFO] [stdout] 245 |   fn step_a(&mut self, dir: u16, speed: u64) {
[INFO] [stdout]     |                        ^^^ help: if this is intentional, prefix it with an underscore: `_dir`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `speed`
[INFO] [stdout]    --> src/main.rs:245:34
[INFO] [stdout]     |
[INFO] [stdout] 245 |   fn step_a(&mut self, dir: u16, speed: u64) {
[INFO] [stdout]     |                                  ^^^^^ help: if this is intentional, prefix it with an underscore: `_speed`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `dir`
[INFO] [stdout]    --> src/main.rs:275:24
[INFO] [stdout]     |
[INFO] [stdout] 275 |   fn step_b(&mut self, dir: u16, speed: u64) {
[INFO] [stdout]     |                        ^^^ help: if this is intentional, prefix it with an underscore: `_dir`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `speed`
[INFO] [stdout]    --> src/main.rs:275:34
[INFO] [stdout]     |
[INFO] [stdout] 275 |   fn step_b(&mut self, dir: u16, speed: u64) {
[INFO] [stdout]     |                                  ^^^^^ help: if this is intentional, prefix it with an underscore: `_speed`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ServoWrapper` is never constructed
[INFO] [stdout]   --> src/main.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | struct ServoWrapper {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/main.rs:14:6
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl ServoWrapper {
[INFO] [stdout]    | ----------------- associated function in this implementation
[INFO] [stdout] 14 |   fn new(address: u16) -> ServoWrapper {
[INFO] [stdout]    |      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Joint` is never constructed
[INFO] [stdout]   --> src/main.rs:22:8
[INFO] [stdout]    |
[INFO] [stdout] 22 | struct Joint<'a> {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `mv`, and `test` are never used
[INFO] [stdout]   --> src/main.rs:31:6
[INFO] [stdout]    |
[INFO] [stdout] 30 | impl<'a> Joint<'a> {
[INFO] [stdout]    | ------------------ associated items in this implementation
[INFO] [stdout] 31 |   fn new(servo_wrapper: &ServoWrapper, pin: u8, min: u16, max: u16) -> Joint {
[INFO] [stdout]    |      ^^^
[INFO] [stdout] ...
[INFO] [stdout] 37 |   fn mv(&mut self, degrees: u16) {
[INFO] [stdout]    |      ^^
[INFO] [stdout] ...
[INFO] [stdout] 44 |   fn test(&self) {
[INFO] [stdout]    |      ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `LegType` is never used
[INFO] [stdout]   --> src/main.rs:63:6
[INFO] [stdout]    |
[INFO] [stdout] 63 | enum LegType { Front, Middle, Back }
[INFO] [stdout]    |      ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Side` is never used
[INFO] [stdout]   --> src/main.rs:66:6
[INFO] [stdout]    |
[INFO] [stdout] 66 | enum Side { Left, Right }
[INFO] [stdout]    |      ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Leg` is never constructed
[INFO] [stdout]   --> src/main.rs:70:8
[INFO] [stdout]    |
[INFO] [stdout] 70 | struct Leg<'a> {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]    --> src/main.rs:79:6
[INFO] [stdout]     |
[INFO] [stdout] 78  | impl<'a> Leg<'a> {
[INFO] [stdout]     | ---------------- associated items in this implementation
[INFO] [stdout] 79  |   fn new(side: Side, leg_type: LegType, pelvis: Joint<'a>, knee: Joint<'a>, ankle: Joint<'a>) -> Leg<'a> {
[INFO] [stdout]     |      ^^^
[INFO] [stdout] ...
[INFO] [stdout] 83  |   fn reset(&mut self) {
[INFO] [stdout]     |      ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 135 |   fn lower(&mut self) {
[INFO] [stdout]     |      ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 140 |   fn raise(&mut self) {
[INFO] [stdout]     |      ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 145 |   fn forward(&mut self) {
[INFO] [stdout]     |      ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 162 |   fn backward(&mut self) {
[INFO] [stdout]     |      ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 179 |   fn step(&mut self, _dir: u16, speed: u64) {
[INFO] [stdout]     |      ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Brain` is never constructed
[INFO] [stdout]    --> src/main.rs:187:8
[INFO] [stdout]     |
[INFO] [stdout] 187 | struct Brain<'a> {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `step_a`, `step_b`, and `walk` are never used
[INFO] [stdout]    --> src/main.rs:196:6
[INFO] [stdout]     |
[INFO] [stdout] 195 | impl<'a> Brain<'a> {
[INFO] [stdout]     | ------------------ associated items in this implementation
[INFO] [stdout] 196 |   fn new(left: &'a ServoWrapper, right: &'a ServoWrapper) -> Brain<'a> {
[INFO] [stdout]     |      ^^^
[INFO] [stdout] ...
[INFO] [stdout] 245 |   fn step_a(&mut self, dir: u16, speed: u64) {
[INFO] [stdout]     |      ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 275 |   fn step_b(&mut self, dir: u16, speed: u64) {
[INFO] [stdout]     |      ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 310 |   fn walk(&mut self, dir: u16, speed: u64) {
[INFO] [stdout]     |      ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/main.rs:31:25
[INFO] [stdout]    |
[INFO] [stdout] 31 |   fn new(servo_wrapper: &ServoWrapper, pin: u8, min: u16, max: u16) -> Joint {
[INFO] [stdout]    |                         ^^^^^^^^^^^^^                                  ----- the lifetime gets resolved as `'_`
[INFO] [stdout]    |                         |
[INFO] [stdout]    |                         this lifetime flows to the output
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]    |
[INFO] [stdout] 31 |   fn new(servo_wrapper: &ServoWrapper, pin: u8, min: u16, max: u16) -> Joint<'_> {
[INFO] [stdout]    |                                                                             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 42.08s
[INFO] running `Command { std: "docker" "inspect" "3767be2dad7e92dcf7fcd6abc7cc20989f085d8e3ebc99848f2dfb3753ed5072", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3767be2dad7e92dcf7fcd6abc7cc20989f085d8e3ebc99848f2dfb3753ed5072", kill_on_drop: false }`
[INFO] [stdout] 3767be2dad7e92dcf7fcd6abc7cc20989f085d8e3ebc99848f2dfb3753ed5072
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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 -Copt-level=3" "-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" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 923b0a550260a3e8a2252af94869f59e237a14ccae831689ea2609fc50cf6f7e
[INFO] running `Command { std: "docker" "start" "-a" "923b0a550260a3e8a2252af94869f59e237a14ccae831689ea2609fc50cf6f7e", kill_on_drop: false }`
[INFO] [stderr]    Compiling hexapod v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/main.rs:129:7
[INFO] [stdout]     |
[INFO] [stdout] 129 |       _ => {
[INFO] [stdout]     |       ^ no value can reach this
[INFO] [stdout]     |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]    --> src/main.rs:129:7
[INFO] [stdout]     |
[INFO] [stdout] 85  |       Side::Left => {
[INFO] [stdout]     |       ---------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 107 |       Side::Right => {
[INFO] [stdout]     |       ----------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 129 |       _ => {
[INFO] [stdout]     |       ^ collectively making this unreachable
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/main.rs:102:11
[INFO] [stdout]     |
[INFO] [stdout] 102 |           _ => {
[INFO] [stdout]     |           ^ no value can reach this
[INFO] [stdout]     |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]    --> src/main.rs:102:11
[INFO] [stdout]     |
[INFO] [stdout] 87  |           LegType::Front => {
[INFO] [stdout]     |           -------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 92  |           LegType::Middle => {
[INFO] [stdout]     |           --------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 97  |           LegType::Back => {
[INFO] [stdout]     |           ------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 102 |           _ => {
[INFO] [stdout]     |           ^ collectively making this unreachable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/main.rs:124:11
[INFO] [stdout]     |
[INFO] [stdout] 124 |           _ => {
[INFO] [stdout]     |           ^ no value can reach this
[INFO] [stdout]     |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]    --> src/main.rs:124:11
[INFO] [stdout]     |
[INFO] [stdout] 109 |           LegType::Front => {
[INFO] [stdout]     |           -------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 114 |           LegType::Middle => {
[INFO] [stdout]     |           --------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 119 |           LegType::Back => {
[INFO] [stdout]     |           ------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 124 |           _ => {
[INFO] [stdout]     |           ^ collectively making this unreachable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/main.rs:156:7
[INFO] [stdout]     |
[INFO] [stdout] 156 |       _ => {
[INFO] [stdout]     |       ^ no value can reach this
[INFO] [stdout]     |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]    --> src/main.rs:156:7
[INFO] [stdout]     |
[INFO] [stdout] 147 |       LegType::Front => {
[INFO] [stdout]     |       -------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 150 |       LegType::Middle => {
[INFO] [stdout]     |       --------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 153 |       LegType::Back => {
[INFO] [stdout]     |       ------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 156 |       _ => {
[INFO] [stdout]     |       ^ collectively making this unreachable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/main.rs:173:7
[INFO] [stdout]     |
[INFO] [stdout] 173 |       _ => {
[INFO] [stdout]     |       ^ no value can reach this
[INFO] [stdout]     |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]    --> src/main.rs:173:7
[INFO] [stdout]     |
[INFO] [stdout] 164 |       LegType::Front => {
[INFO] [stdout]     |       -------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 167 |       LegType::Middle => {
[INFO] [stdout]     |       --------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 170 |       LegType::Back => {
[INFO] [stdout]     |       ------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 173 |       _ => {
[INFO] [stdout]     |       ^ collectively making this unreachable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `speed`
[INFO] [stdout]    --> src/main.rs:179:33
[INFO] [stdout]     |
[INFO] [stdout] 179 |   fn step(&mut self, _dir: u16, speed: u64) {
[INFO] [stdout]     |                                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_speed`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `dir`
[INFO] [stdout]    --> src/main.rs:245:24
[INFO] [stdout]     |
[INFO] [stdout] 245 |   fn step_a(&mut self, dir: u16, speed: u64) {
[INFO] [stdout]     |                        ^^^ help: if this is intentional, prefix it with an underscore: `_dir`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `speed`
[INFO] [stdout]    --> src/main.rs:245:34
[INFO] [stdout]     |
[INFO] [stdout] 245 |   fn step_a(&mut self, dir: u16, speed: u64) {
[INFO] [stdout]     |                                  ^^^^^ help: if this is intentional, prefix it with an underscore: `_speed`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `dir`
[INFO] [stdout]    --> src/main.rs:275:24
[INFO] [stdout]     |
[INFO] [stdout] 275 |   fn step_b(&mut self, dir: u16, speed: u64) {
[INFO] [stdout]     |                        ^^^ help: if this is intentional, prefix it with an underscore: `_dir`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `speed`
[INFO] [stdout]    --> src/main.rs:275:34
[INFO] [stdout]     |
[INFO] [stdout] 275 |   fn step_b(&mut self, dir: u16, speed: u64) {
[INFO] [stdout]     |                                  ^^^^^ help: if this is intentional, prefix it with an underscore: `_speed`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `max` is never read
[INFO] [stdout]   --> src/main.rs:26:3
[INFO] [stdout]    |
[INFO] [stdout] 22 | struct Joint<'a> {
[INFO] [stdout]    |        ----- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 26 |   max:           u16,
[INFO] [stdout]    |   ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `test` is never used
[INFO] [stdout]   --> src/main.rs:44:6
[INFO] [stdout]    |
[INFO] [stdout] 30 | impl<'a> Joint<'a> {
[INFO] [stdout]    | ------------------ method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 44 |   fn test(&self) {
[INFO] [stdout]    |      ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `lower`, `raise`, `forward`, `backward`, and `step` are never used
[INFO] [stdout]    --> src/main.rs:79:6
[INFO] [stdout]     |
[INFO] [stdout] 78  | impl<'a> Leg<'a> {
[INFO] [stdout]     | ---------------- associated items in this implementation
[INFO] [stdout] 79  |   fn new(side: Side, leg_type: LegType, pelvis: Joint<'a>, knee: Joint<'a>, ankle: Joint<'a>) -> Leg<'a> {
[INFO] [stdout]     |      ^^^
[INFO] [stdout] ...
[INFO] [stdout] 135 |   fn lower(&mut self) {
[INFO] [stdout]     |      ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 140 |   fn raise(&mut self) {
[INFO] [stdout]     |      ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 145 |   fn forward(&mut self) {
[INFO] [stdout]     |      ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 162 |   fn backward(&mut self) {
[INFO] [stdout]     |      ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 179 |   fn step(&mut self, _dir: u16, speed: u64) {
[INFO] [stdout]     |      ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/main.rs:31:25
[INFO] [stdout]    |
[INFO] [stdout] 31 |   fn new(servo_wrapper: &ServoWrapper, pin: u8, min: u16, max: u16) -> Joint {
[INFO] [stdout]    |                         ^^^^^^^^^^^^^                                  ----- the lifetime gets resolved as `'_`
[INFO] [stdout]    |                         |
[INFO] [stdout]    |                         this lifetime flows to the output
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]    |
[INFO] [stdout] 31 |   fn new(servo_wrapper: &ServoWrapper, pin: u8, min: u16, max: u16) -> Joint<'_> {
[INFO] [stdout]    |                                                                             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `Command { std: "docker" "inspect" "923b0a550260a3e8a2252af94869f59e237a14ccae831689ea2609fc50cf6f7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "923b0a550260a3e8a2252af94869f59e237a14ccae831689ea2609fc50cf6f7e", kill_on_drop: false }`
[INFO] [stdout] 923b0a550260a3e8a2252af94869f59e237a14ccae831689ea2609fc50cf6f7e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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 -Copt-level=3" "-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" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f14996d5176379c1ffc5ba6783fa6cde3fd2c316880d988ef61f14fb6d003990
[INFO] running `Command { std: "docker" "start" "-a" "f14996d5176379c1ffc5ba6783fa6cde3fd2c316880d988ef61f14fb6d003990", kill_on_drop: false }`
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]    --> src/main.rs:129:7
[INFO] [stderr]     |
[INFO] [stderr] 129 |       _ => {
[INFO] [stderr]     |       ^ no value can reach this
[INFO] [stderr]     |
[INFO] [stderr] note: multiple earlier patterns match some of the same values
[INFO] [stderr]    --> src/main.rs:129:7
[INFO] [stderr]     |
[INFO] [stderr] 85  |       Side::Left => {
[INFO] [stderr]     |       ---------- matches some of the same values
[INFO] [stderr] ...
[INFO] [stderr] 107 |       Side::Right => {
[INFO] [stderr]     |       ----------- matches some of the same values
[INFO] [stderr] ...
[INFO] [stderr] 129 |       _ => {
[INFO] [stderr]     |       ^ collectively making this unreachable
[INFO] [stderr]     = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]    --> src/main.rs:102:11
[INFO] [stderr]     |
[INFO] [stderr] 102 |           _ => {
[INFO] [stderr]     |           ^ no value can reach this
[INFO] [stderr]     |
[INFO] [stderr] note: multiple earlier patterns match some of the same values
[INFO] [stderr]    --> src/main.rs:102:11
[INFO] [stderr]     |
[INFO] [stderr] 87  |           LegType::Front => {
[INFO] [stderr]     |           -------------- matches some of the same values
[INFO] [stderr] ...
[INFO] [stderr] 92  |           LegType::Middle => {
[INFO] [stderr]     |           --------------- matches some of the same values
[INFO] [stderr] ...
[INFO] [stderr] 97  |           LegType::Back => {
[INFO] [stderr]     |           ------------- matches some of the same values
[INFO] [stderr] ...
[INFO] [stderr] 102 |           _ => {
[INFO] [stderr]     |           ^ collectively making this unreachable
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]    --> src/main.rs:124:11
[INFO] [stderr]     |
[INFO] [stderr] 124 |           _ => {
[INFO] [stderr]     |           ^ no value can reach this
[INFO] [stderr]     |
[INFO] [stderr] note: multiple earlier patterns match some of the same values
[INFO] [stderr]    --> src/main.rs:124:11
[INFO] [stderr]     |
[INFO] [stderr] 109 |           LegType::Front => {
[INFO] [stderr]     |           -------------- matches some of the same values
[INFO] [stderr] ...
[INFO] [stderr] 114 |           LegType::Middle => {
[INFO] [stderr]     |           --------------- matches some of the same values
[INFO] [stderr] ...
[INFO] [stderr] 119 |           LegType::Back => {
[INFO] [stderr]     |           ------------- matches some of the same values
[INFO] [stderr] ...
[INFO] [stderr] 124 |           _ => {
[INFO] [stderr]     |           ^ collectively making this unreachable
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]    --> src/main.rs:156:7
[INFO] [stderr]     |
[INFO] [stderr] 156 |       _ => {
[INFO] [stderr]     |       ^ no value can reach this
[INFO] [stderr]     |
[INFO] [stderr] note: multiple earlier patterns match some of the same values
[INFO] [stderr]    --> src/main.rs:156:7
[INFO] [stderr]     |
[INFO] [stderr] 147 |       LegType::Front => {
[INFO] [stderr]     |       -------------- matches some of the same values
[INFO] [stderr] ...
[INFO] [stderr] 150 |       LegType::Middle => {
[INFO] [stderr]     |       --------------- matches some of the same values
[INFO] [stderr] ...
[INFO] [stderr] 153 |       LegType::Back => {
[INFO] [stderr]     |       ------------- matches some of the same values
[INFO] [stderr] ...
[INFO] [stderr] 156 |       _ => {
[INFO] [stderr]     |       ^ collectively making this unreachable
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]    --> src/main.rs:173:7
[INFO] [stderr]     |
[INFO] [stderr] 173 |       _ => {
[INFO] [stderr]     |       ^ no value can reach this
[INFO] [stderr]     |
[INFO] [stderr] note: multiple earlier patterns match some of the same values
[INFO] [stderr]    --> src/main.rs:173:7
[INFO] [stderr]     |
[INFO] [stderr] 164 |       LegType::Front => {
[INFO] [stderr]     |       -------------- matches some of the same values
[INFO] [stderr] ...
[INFO] [stderr] 167 |       LegType::Middle => {
[INFO] [stderr]     |       --------------- matches some of the same values
[INFO] [stderr] ...
[INFO] [stderr] 170 |       LegType::Back => {
[INFO] [stderr]     |       ------------- matches some of the same values
[INFO] [stderr] ...
[INFO] [stderr] 173 |       _ => {
[INFO] [stderr]     |       ^ collectively making this unreachable
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `speed`
[INFO] [stderr]    --> src/main.rs:179:33
[INFO] [stderr]     |
[INFO] [stderr] 179 |   fn step(&mut self, _dir: u16, speed: u64) {
[INFO] [stderr]     |                                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_speed`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `dir`
[INFO] [stderr]    --> src/main.rs:245:24
[INFO] [stderr]     |
[INFO] [stderr] 245 |   fn step_a(&mut self, dir: u16, speed: u64) {
[INFO] [stderr]     |                        ^^^ help: if this is intentional, prefix it with an underscore: `_dir`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `speed`
[INFO] [stderr]    --> src/main.rs:245:34
[INFO] [stderr]     |
[INFO] [stderr] 245 |   fn step_a(&mut self, dir: u16, speed: u64) {
[INFO] [stderr]     |                                  ^^^^^ help: if this is intentional, prefix it with an underscore: `_speed`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `dir`
[INFO] [stderr]    --> src/main.rs:275:24
[INFO] [stderr]     |
[INFO] [stderr] 275 |   fn step_b(&mut self, dir: u16, speed: u64) {
[INFO] [stderr]     |                        ^^^ help: if this is intentional, prefix it with an underscore: `_dir`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `speed`
[INFO] [stderr]    --> src/main.rs:275:34
[INFO] [stderr]     |
[INFO] [stderr] 275 |   fn step_b(&mut self, dir: u16, speed: u64) {
[INFO] [stderr]     |                                  ^^^^^ help: if this is intentional, prefix it with an underscore: `_speed`
[INFO] [stderr] 
[INFO] [stderr] warning: field `max` is never read
[INFO] [stderr]   --> src/main.rs:26:3
[INFO] [stderr]    |
[INFO] [stderr] 22 | struct Joint<'a> {
[INFO] [stderr]    |        ----- field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 26 |   max:           u16,
[INFO] [stderr]    |   ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method `test` is never used
[INFO] [stderr]   --> src/main.rs:44:6
[INFO] [stderr]    |
[INFO] [stderr] 30 | impl<'a> Joint<'a> {
[INFO] [stderr]    | ------------------ method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 44 |   fn test(&self) {
[INFO] [stderr]    |      ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `new`, `lower`, `raise`, `forward`, `backward`, and `step` are never used
[INFO] [stderr]    --> src/main.rs:79:6
[INFO] [stderr]     |
[INFO] [stderr] 78  | impl<'a> Leg<'a> {
[INFO] [stderr]     | ---------------- associated items in this implementation
[INFO] [stderr] 79  |   fn new(side: Side, leg_type: LegType, pelvis: Joint<'a>, knee: Joint<'a>, ankle: Joint<'a>) -> Leg<'a> {
[INFO] [stderr]     |      ^^^
[INFO] [stderr] ...
[INFO] [stderr] 135 |   fn lower(&mut self) {
[INFO] [stderr]     |      ^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 140 |   fn raise(&mut self) {
[INFO] [stderr]     |      ^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 145 |   fn forward(&mut self) {
[INFO] [stderr]     |      ^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 162 |   fn backward(&mut self) {
[INFO] [stderr]     |      ^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 179 |   fn step(&mut self, _dir: u16, speed: u64) {
[INFO] [stderr]     |      ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stderr]   --> src/main.rs:31:25
[INFO] [stderr]    |
[INFO] [stderr] 31 |   fn new(servo_wrapper: &ServoWrapper, pin: u8, min: u16, max: u16) -> Joint {
[INFO] [stderr]    |                         ^^^^^^^^^^^^^                                  ----- the lifetime gets resolved as `'_`
[INFO] [stderr]    |                         |
[INFO] [stderr]    |                         this lifetime flows to the output
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stderr]    |
[INFO] [stderr] 31 |   fn new(servo_wrapper: &ServoWrapper, pin: u8, min: u16, max: u16) -> Joint<'_> {
[INFO] [stderr]    |                                                                             ++++
[INFO] [stderr] 
[INFO] [stderr] warning: `hexapod` (bin "hexapod" test) generated 14 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/hexapod-f1aa7545e81bcb49)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::test_walk ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- tests::test_walk stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'tests::test_walk' panicked at src/main.rs:15:64:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Io(Os { code: 2, kind: NotFound, message: "No such file or directory" })
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5616960efa22 - std::backtrace_rs::backtrace::libunwind::trace::hd39b1f53d3cf9745
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5616960efa22 - std::backtrace_rs::backtrace::trace_unsynchronized::he91d9a75d4e3972b
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5616960efa22 - std::sys::backtrace::_print_fmt::hca46938f8c6e22cf
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x5616960efa22 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::ha499add612cccf8e
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x561696114ab3 - core::fmt::rt::Argument::fmt::hd21145b75a833b7a
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x561696114ab3 - core::fmt::write::hb10c956f5235c8a4
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/fmt/mod.rs:1465:25
[INFO] [stdout]    6:     0x5616960ecc03 - std::io::default_write_fmt::hdb7615052be2ba4d
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x5616960ecc03 - std::io::Write::write_fmt::he1bcd251ec6e4153
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x5616960ef872 - std::sys::backtrace::BacktraceLock::print::hb47c770ef659fd10
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x5616960f0f8c - std::panicking::default_hook::{{closure}}::hdda8afb9d457a22c
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:300:27
[INFO] [stdout]   10:     0x5616960f0de2 - std::panicking::default_hook::h7c46b44874fe5c9a
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:324:9
[INFO] [stdout]   11:     0x5616960b8c64 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h178a5fcedee41e2f
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   12:     0x5616960b8c64 - test::test_main_with_exit_callback::{{closure}}::h951a41e0149d6d5d
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x5616960f196b - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h13602080f5b63276
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   14:     0x5616960f196b - std::panicking::rust_panic_with_hook::ha6cb99ed099eb1c5
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:841:13
[INFO] [stdout]   15:     0x5616960f173a - std::panicking::begin_panic_handler::{{closure}}::he11808bc797ee921
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:706:13
[INFO] [stdout]   16:     0x5616960eff19 - std::sys::backtrace::__rust_end_short_backtrace::h9418807cb7346258
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/sys/backtrace.rs:168:18
[INFO] [stdout]   17:     0x5616960f13cd - __rustc[18fb429eef004894]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:697:5
[INFO] [stdout]   18:     0x561696113630 - core::panicking::panic_fmt::hd890aeb12c3a3fc3
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/panicking.rs:75:14
[INFO] [stdout]   19:     0x5616961139a6 - core::result::unwrap_failed::h31c9775ec1a50121
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/result.rs:1761:5
[INFO] [stdout]   20:     0x56169607f37a - core::result::Result<T,E>::unwrap::h95fd5eb0df08271d
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/result.rs:1167:23
[INFO] [stdout]   21:     0x56169607f37a - hexapod::ServoWrapper::new::h4478289bf2ba7db9
[INFO] [stdout]                                at /opt/rustwide/workdir/src/main.rs:15:64
[INFO] [stdout]   22:     0x56169607e997 - hexapod::tests::test_walk::h08c519b06ea76a95
[INFO] [stdout]                                at /opt/rustwide/workdir/src/main.rs:330:16
[INFO] [stdout]   23:     0x56169607e997 - hexapod::tests::test_walk::{{closure}}::hb465c6384688802d
[INFO] [stdout]                                at /opt/rustwide/workdir/src/main.rs:329:17
[INFO] [stdout]   24:     0x56169607e997 - core::ops::function::FnOnce::call_once::h30da3729c70d7ed9
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x5616960be3eb - core::ops::function::FnOnce::call_once::h2869fb5b0a2b0bdc
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   26:     0x5616960be3eb - test::__rust_begin_short_backtrace::h7dd7142bd62fa711
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/test/src/lib.rs:648:18
[INFO] [stdout]   27:     0x5616960bd5de - test::run_test_in_process::{{closure}}::h43a753f038d36b3f
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/test/src/lib.rs:671:74
[INFO] [stdout]   28:     0x5616960bd5de - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h0ca95dd3e12d1e16
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   29:     0x5616960bd5de - std::panicking::catch_unwind::do_call::he308587d70ac34ba
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:589:40
[INFO] [stdout]   30:     0x5616960bd5de - std::panicking::catch_unwind::h30dcba31973e8fb0
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:552:19
[INFO] [stdout]   31:     0x5616960bd5de - std::panic::catch_unwind::hfb68364e5621fbee
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panic.rs:359:14
[INFO] [stdout]   32:     0x5616960bd5de - test::run_test_in_process::hcdcc2977903b998a
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/test/src/lib.rs:671:27
[INFO] [stdout]   33:     0x5616960bd5de - test::run_test::{{closure}}::h544a6550958c5d14
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/test/src/lib.rs:592:43
[INFO] [stdout]   34:     0x561696081154 - test::run_test::{{closure}}::hb172e48ebe2b92c7
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/test/src/lib.rs:622:41
[INFO] [stdout]   35:     0x561696081154 - std::sys::backtrace::__rust_begin_short_backtrace::h7e79d8706638bea0
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/sys/backtrace.rs:152:18
[INFO] [stdout]   36:     0x561696084b2a - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hc4a275f1e71b8ab0
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/thread/mod.rs:559:17
[INFO] [stdout]   37:     0x561696084b2a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h01ed0d242df78cfd
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   38:     0x561696084b2a - std::panicking::catch_unwind::do_call::h052f373fb905fee0
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:589:40
[INFO] [stdout]   39:     0x561696084b2a - std::panicking::catch_unwind::hb425d20c8ffb09c8
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:552:19
[INFO] [stdout]   40:     0x561696084b2a - std::panic::catch_unwind::ha0d5dfbf18fdeda5
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panic.rs:359:14
[INFO] [stdout]   41:     0x561696084b2a - std::thread::Builder::spawn_unchecked_::{{closure}}::hbe79182bd37949c7
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/thread/mod.rs:557:30
[INFO] [stdout]   42:     0x561696084b2a - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc096c4a06972fde5
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   43:     0x5616960f48c7 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h47377e27fb938a26
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/alloc/src/boxed.rs:1971:9
[INFO] [stdout]   44:     0x5616960f48c7 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h72f1fe5d095abf57
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/alloc/src/boxed.rs:1971:9
[INFO] [stdout]   45:     0x5616960f48c7 - std::sys::pal::unix::thread::Thread::new::thread_start::h0a4d8e1b9c0d38cf
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/sys/pal/unix/thread.rs:97:17
[INFO] [stdout]   46:     0x7835ecfaaaa4 - <unknown>
[INFO] [stdout]   47:     0x7835ed037a34 - clone
[INFO] [stdout]   48:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     tests::test_walk
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--bin hexapod`
[INFO] running `Command { std: "docker" "inspect" "f14996d5176379c1ffc5ba6783fa6cde3fd2c316880d988ef61f14fb6d003990", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f14996d5176379c1ffc5ba6783fa6cde3fd2c316880d988ef61f14fb6d003990", kill_on_drop: false }`
[INFO] [stdout] f14996d5176379c1ffc5ba6783fa6cde3fd2c316880d988ef61f14fb6d003990
