[INFO] cloning repository https://github.com/drblain/rustymind
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/drblain/rustymind" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdrblain%2Frustymind", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdrblain%2Frustymind'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4a782ca545736f2638833ae6d8c341c5ed629844
[INFO] checking drblain/rustymind against master#cf79d034aa3d8f396d407aafce6f1ccd818e710e for pr-155657-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdrblain%2Frustymind" "/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/drblain/rustymind
[INFO] finished tweaking git repo https://github.com/drblain/rustymind
[INFO] tweaked toml for git repo https://github.com/drblain/rustymind written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/drblain/rustymind on toolchain cf79d034aa3d8f396d407aafce6f1ccd818e710e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf79d034aa3d8f396d407aafce6f1ccd818e710e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/drblain/rustymind 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" "+cf79d034aa3d8f396d407aafce6f1ccd818e710e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+cf79d034aa3d8f396d407aafce6f1ccd818e710e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 164163c35bed666b76357e8a845978991cc6a2cfc0f39166ed040b4872fdc7e9
[INFO] running `Command { std: "docker" "start" "-a" "164163c35bed666b76357e8a845978991cc6a2cfc0f39166ed040b4872fdc7e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "164163c35bed666b76357e8a845978991cc6a2cfc0f39166ed040b4872fdc7e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "164163c35bed666b76357e8a845978991cc6a2cfc0f39166ed040b4872fdc7e9", kill_on_drop: false }`
[INFO] [stdout] 164163c35bed666b76357e8a845978991cc6a2cfc0f39166ed040b4872fdc7e9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+cf79d034aa3d8f396d407aafce6f1ccd818e710e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e15be5a5d5bd3e8f7ed0d421cde4e03ff1dace81534fc6dfcd1c92a2a62c40b2
[INFO] running `Command { std: "docker" "start" "-a" "e15be5a5d5bd3e8f7ed0d421cde4e03ff1dace81534fc6dfcd1c92a2a62c40b2", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking rustymind v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `validate_input`
[INFO] [stdout]  --> src/scanner.rs:5:28
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn get_user_difficulty(validate_input : bool) -> u32 {
[INFO] [stdout]   |                            ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_validate_input`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_user_u32` is never used
[INFO] [stdout]  --> src/scanner.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn get_user_u32() -> u32 {
[INFO] [stdout]   |    ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_user_difficulty` is never used
[INFO] [stdout]  --> src/scanner.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn get_user_difficulty(validate_input : bool) -> u32 {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_user_guess` is never used
[INFO] [stdout]  --> src/scanner.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn get_user_guess(current_difficulty : u32) -> u32 {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `run_game` is never used
[INFO] [stdout]   --> src/mastermind.rs:24:8
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub fn run_game() {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `validate_input`
[INFO] [stdout]  --> src/scanner.rs:5:28
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn get_user_difficulty(validate_input : bool) -> u32 {
[INFO] [stdout]   |                            ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_validate_input`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_user_u32` is never used
[INFO] [stdout]  --> src/scanner.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn get_user_u32() -> u32 {
[INFO] [stdout]   |    ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_user_difficulty` is never used
[INFO] [stdout]  --> src/scanner.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn get_user_difficulty(validate_input : bool) -> u32 {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_user_guess` is never used
[INFO] [stdout]  --> src/scanner.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn get_user_guess(current_difficulty : u32) -> u32 {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `run_game` is never used
[INFO] [stdout]   --> src/mastermind.rs:24:8
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub fn run_game() {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.28s
[INFO] running `Command { std: "docker" "inspect" "e15be5a5d5bd3e8f7ed0d421cde4e03ff1dace81534fc6dfcd1c92a2a62c40b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e15be5a5d5bd3e8f7ed0d421cde4e03ff1dace81534fc6dfcd1c92a2a62c40b2", kill_on_drop: false }`
[INFO] [stdout] e15be5a5d5bd3e8f7ed0d421cde4e03ff1dace81534fc6dfcd1c92a2a62c40b2
