[INFO] cloning repository https://github.com/deepu105/battleship-rs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/deepu105/battleship-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdeepu105%2Fbattleship-rs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdeepu105%2Fbattleship-rs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 0654e633bf951e0f443031ba6efe7bbfafff15ef [INFO] checking deepu105/battleship-rs against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdeepu105%2Fbattleship-rs" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/deepu105/battleship-rs on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/deepu105/battleship-rs [INFO] finished tweaking git repo https://github.com/deepu105/battleship-rs [INFO] tweaked toml for git repo https://github.com/deepu105/battleship-rs written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/deepu105/battleship-rs 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded cassowary v0.3.0 [INFO] [stderr] Downloaded termion v1.5.6 [INFO] [stderr] Downloaded redox_termios v0.1.2 [INFO] [stderr] Downloaded tui v0.15.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] bc010908411a04d20db9b3f26c1c1ee0a404c1dbd841b48fc7e1b164695a46b4 [INFO] running `Command { std: "docker" "start" "-a" "bc010908411a04d20db9b3f26c1c1ee0a404c1dbd841b48fc7e1b164695a46b4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "bc010908411a04d20db9b3f26c1c1ee0a404c1dbd841b48fc7e1b164695a46b4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bc010908411a04d20db9b3f26c1c1ee0a404c1dbd841b48fc7e1b164695a46b4", kill_on_drop: false }` [INFO] [stdout] bc010908411a04d20db9b3f26c1c1ee0a404c1dbd841b48fc7e1b164695a46b4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9b11640923a4b0f178fd37ee643cac3a7dd7b46f8b876a95a2859f8d975c3c51 [INFO] running `Command { std: "docker" "start" "-a" "9b11640923a4b0f178fd37ee643cac3a7dd7b46f8b876a95a2859f8d975c3c51", kill_on_drop: false }` [INFO] [stderr] Checking numtoa v0.1.0 [INFO] [stderr] Checking cassowary v0.3.0 [INFO] [stderr] Checking unicode-segmentation v1.7.1 [INFO] [stderr] Checking getrandom v0.2.3 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Compiling structopt-derive v0.4.14 [INFO] [stderr] Checking termion v1.5.6 [INFO] [stderr] Checking rand_core v0.6.3 [INFO] [stderr] Checking uuid v0.8.2 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking tui v0.15.0 [INFO] [stderr] Checking rand v0.8.4 [INFO] [stderr] Checking structopt v0.3.21 [INFO] [stderr] Checking battleship-rs v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/game.rs:376:11 [INFO] [stdout] | [INFO] [stdout] 376 | let mut pos = &mut self.positions[shot.0][shot.1]; [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `enhanced_graphics` is never read [INFO] [stdout] --> src/app.rs:18:7 [INFO] [stdout] | [INFO] [stdout] 15 | pub struct App { [INFO] [stdout] | --- field in this struct [INFO] [stdout] ... [INFO] [stdout] 18 | pub enhanced_graphics: bool, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/game.rs:376:11 [INFO] [stdout] | [INFO] [stdout] 376 | let mut pos = &mut self.positions[shot.0][shot.1]; [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `enhanced_graphics` is never read [INFO] [stdout] --> src/app.rs:18:7 [INFO] [stdout] | [INFO] [stdout] 15 | pub struct App { [INFO] [stdout] | --- field in this struct [INFO] [stdout] ... [INFO] [stdout] 18 | pub enhanced_graphics: bool, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.70s [INFO] running `Command { std: "docker" "inspect" "9b11640923a4b0f178fd37ee643cac3a7dd7b46f8b876a95a2859f8d975c3c51", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9b11640923a4b0f178fd37ee643cac3a7dd7b46f8b876a95a2859f8d975c3c51", kill_on_drop: false }` [INFO] [stdout] 9b11640923a4b0f178fd37ee643cac3a7dd7b46f8b876a95a2859f8d975c3c51