[INFO] updating cached repository https://github.com/McRaeAlex/Snake-Rust [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/mnt/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] d60efe1d200c5e5a764a39dbd7e02566485a3943 [INFO] checking McRaeAlex/Snake-Rust against try#e689e5eaefe96e6dc3ed5bb629c521b7d207aff7 for pr-64398 [INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2FMcRaeAlex%2FSnake-Rust" "work/builds/worker-7/source"` [INFO] [stderr] Cloning into 'work/builds/worker-7/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/McRaeAlex/Snake-Rust on toolchain e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt [INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/McRaeAlex/Snake-Rust [INFO] finished tweaking git repo https://github.com/McRaeAlex/Snake-Rust [INFO] tweaked toml for git repo https://github.com/McRaeAlex/Snake-Rust written to work/builds/worker-7/source/Cargo.toml [INFO] crate git repo https://github.com/McRaeAlex/Snake-Rust already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/mnt/big/crater/work/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/mnt/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] bea454853ef9c88a45e916047059482b5eb2144057890ab5d641eb887c867a58 [INFO] running `"docker" "start" "-a" "bea454853ef9c88a45e916047059482b5eb2144057890ab5d641eb887c867a58"` [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Checking rand v0.6.5 [INFO] [stderr] Checking snake v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused import: `prelude` [INFO] [stderr] --> src/main.rs:2:21 [INFO] [stderr] | [INFO] [stderr] 2 | use std::io::{self, prelude::*}; [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable `turn` is assigned to, but never used [INFO] [stderr] --> src/main.rs:10:13 [INFO] [stderr] | [INFO] [stderr] 10 | let mut turn = 0; [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] = note: consider using `_turn` instead [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:6:9 [INFO] [stderr] | [INFO] [stderr] 6 | let mut board = [[Tile::Empty; 10]; 10]; [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `prelude` [INFO] [stderr] --> src/main.rs:2:21 [INFO] [stderr] | [INFO] [stderr] 2 | use std::io::{self, prelude::*}; [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable `turn` is assigned to, but never used [INFO] [stderr] --> src/main.rs:10:13 [INFO] [stderr] | [INFO] [stderr] 10 | let mut turn = 0; [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] = note: consider using `_turn` instead [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:6:9 [INFO] [stderr] | [INFO] [stderr] 6 | let mut board = [[Tile::Empty; 10]; 10]; [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 3.37s [INFO] running `"docker" "inspect" "bea454853ef9c88a45e916047059482b5eb2144057890ab5d641eb887c867a58"` [INFO] running `"docker" "rm" "-f" "bea454853ef9c88a45e916047059482b5eb2144057890ab5d641eb887c867a58"` [INFO] [stdout] bea454853ef9c88a45e916047059482b5eb2144057890ab5d641eb887c867a58