[INFO] cloning repository https://github.com/lasagnaphil/minesweeper-rs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lasagnaphil/minesweeper-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flasagnaphil%2Fminesweeper-rs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flasagnaphil%2Fminesweeper-rs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 47ba8090057e4dc2fb8b7ae575499ce6169f51b5 [INFO] checking lasagnaphil/minesweeper-rs against master#4fb54ed484e2239a3e9eff3be17df00d2a162be3 for pr-73345 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flasagnaphil%2Fminesweeper-rs" "/workspace/builds/worker-4/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/lasagnaphil/minesweeper-rs on toolchain 4fb54ed484e2239a3e9eff3be17df00d2a162be3 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/lasagnaphil/minesweeper-rs [INFO] finished tweaking git repo https://github.com/lasagnaphil/minesweeper-rs [INFO] tweaked toml for git repo https://github.com/lasagnaphil/minesweeper-rs written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/lasagnaphil/minesweeper-rs already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e080b574021e0954698d470518aab31fa4db630ff51a59c583e6ec8302490a84 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "e080b574021e0954698d470518aab31fa4db630ff51a59c583e6ec8302490a84", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e080b574021e0954698d470518aab31fa4db630ff51a59c583e6ec8302490a84", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e080b574021e0954698d470518aab31fa4db630ff51a59c583e6ec8302490a84", kill_on_drop: false }` [INFO] [stdout] e080b574021e0954698d470518aab31fa4db630ff51a59c583e6ec8302490a84 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a9f6754e3911b91562ee6d730f06513cbb220b16d4da943a72fd4d1b2e78ff56 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "a9f6754e3911b91562ee6d730f06513cbb220b16d4da943a72fd4d1b2e78ff56", kill_on_drop: false }` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Checking libc v0.2.29 [INFO] [stderr] Checking vec_map v0.8.0 [INFO] [stderr] Checking ansi_term v0.9.0 [INFO] [stderr] Checking either v1.1.0 [INFO] [stderr] Checking unicode-segmentation v1.2.0 [INFO] [stderr] Checking itertools v0.6.1 [INFO] [stderr] Checking term_size v0.3.0 [INFO] [stderr] Checking atty v0.2.2 [INFO] [stderr] Checking termion v1.5.1 [INFO] [stderr] Checking rand v0.3.16 [INFO] [stderr] Checking textwrap v0.7.0 [INFO] [stderr] Checking clap v2.26.0 [INFO] [stderr] Checking minesweeper v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `sample`, `thread_rng` [INFO] [stdout] --> src/main.rs:8:12 [INFO] [stdout] | [INFO] [stdout] 8 | use rand::{thread_rng, sample}; [INFO] [stdout] | ^^^^^^^^^^ ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `MouseEvent` [INFO] [stdout] --> src/main.rs:12:34 [INFO] [stdout] | [INFO] [stdout] 12 | use termion::event::{Key, Event, MouseEvent}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `color`, `style` [INFO] [stdout] --> src/main.rs:15:15 [INFO] [stdout] | [INFO] [stdout] 15 | use termion::{color, style, cursor}; [INFO] [stdout] | ^^^^^ ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around method argument [INFO] [stdout] --> src/main.rs:120:54 [INFO] [stdout] | [INFO] [stdout] 120 | let list = (0..self.width).cartesian_product((0..self.height)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `sample`, `thread_rng` [INFO] [stdout] --> src/main.rs:8:12 [INFO] [stdout] | [INFO] [stdout] 8 | use rand::{thread_rng, sample}; [INFO] [stdout] | ^^^^^^^^^^ ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `MouseEvent` [INFO] [stdout] --> src/main.rs:12:34 [INFO] [stdout] | [INFO] [stdout] 12 | use termion::event::{Key, Event, MouseEvent}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `color`, `style` [INFO] [stdout] --> src/main.rs:15:15 [INFO] [stdout] | [INFO] [stdout] 15 | use termion::{color, style, cursor}; [INFO] [stdout] | ^^^^^ ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around method argument [INFO] [stdout] --> src/main.rs:120:54 [INFO] [stdout] | [INFO] [stdout] 120 | let list = (0..self.width).cartesian_product((0..self.height)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `gameConfig` should have a snake case name [INFO] [stdout] --> src/main.rs:284:9 [INFO] [stdout] | [INFO] [stdout] 284 | let gameConfig = match matches.value_of("DIFFICULTY") { [INFO] [stdout] | ^^^^^^^^^^ help: convert the identifier to snake case: `game_config` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `gameConfig` should have a snake case name [INFO] [stdout] --> src/main.rs:284:9 [INFO] [stdout] | [INFO] [stdout] 284 | let gameConfig = match matches.value_of("DIFFICULTY") { [INFO] [stdout] | ^^^^^^^^^^ help: convert the identifier to snake case: `game_config` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 10.31s [INFO] running `Command { std: "docker" "inspect" "a9f6754e3911b91562ee6d730f06513cbb220b16d4da943a72fd4d1b2e78ff56", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a9f6754e3911b91562ee6d730f06513cbb220b16d4da943a72fd4d1b2e78ff56", kill_on_drop: false }` [INFO] [stdout] a9f6754e3911b91562ee6d730f06513cbb220b16d4da943a72fd4d1b2e78ff56