[INFO] cloning repository https://github.com/kal39/connect_4 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kal39/connect_4" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkal39%2Fconnect_4", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkal39%2Fconnect_4'... [INFO] updating cached repository https://github.com/kal39/connect_4 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }` [INFO] updating cached repository https://github.com/kal39/connect_4 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }` [INFO] updating cached repository https://github.com/kal39/connect_4 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }` [INFO] updating cached repository https://github.com/kal39/connect_4 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }` [INFO] updating cached repository https://github.com/kal39/connect_4 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }` [INFO] updating cached repository https://github.com/kal39/connect_4 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }` [INFO] updating cached repository https://github.com/kal39/connect_4 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }` [INFO] updating cached repository https://github.com/kal39/connect_4 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }` [INFO] updating cached repository https://github.com/kal39/connect_4 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }` [INFO] updating cached repository https://github.com/kal39/connect_4 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }` [INFO] updating cached repository https://github.com/kal39/connect_4 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }` [INFO] updating cached repository https://github.com/kal39/connect_4 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }` [INFO] updating cached repository https://github.com/kal39/connect_4 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }` [INFO] updating cached repository https://github.com/kal39/connect_4 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }` [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] e1c1013412376e0126da5a2cde7e1bca99459570 [INFO] checking kal39/connect_4 against master#ea6ab1bd845790fb31ba790d2c7aec898f89fe62 for pr-99880 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkal39%2Fconnect_4" "/workspace/builds/worker-9/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/kal39/connect_4 on toolchain ea6ab1bd845790fb31ba790d2c7aec898f89fe62 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ea6ab1bd845790fb31ba790d2c7aec898f89fe62" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/kal39/connect_4 [INFO] finished tweaking git repo https://github.com/kal39/connect_4 [INFO] tweaked toml for git repo https://github.com/kal39/connect_4 written to /workspace/builds/worker-9/source/Cargo.toml [INFO] crate git repo https://github.com/kal39/connect_4 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ea6ab1bd845790fb31ba790d2c7aec898f89fe62" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded libc v0.2.113 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:ecb52c4cf6672b83cc996368a05b4a059042425f2b6ba9cd23a06cdead5d8d70" "/opt/rustwide/cargo-home/bin/cargo" "+ea6ab1bd845790fb31ba790d2c7aec898f89fe62" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8d8252a72fd6cfd3cbe89f5312c99f97e95c1fb1772bd9427313df5038f61c45 [INFO] running `Command { std: "docker" "start" "-a" "8d8252a72fd6cfd3cbe89f5312c99f97e95c1fb1772bd9427313df5038f61c45", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8d8252a72fd6cfd3cbe89f5312c99f97e95c1fb1772bd9427313df5038f61c45", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8d8252a72fd6cfd3cbe89f5312c99f97e95c1fb1772bd9427313df5038f61c45", kill_on_drop: false }` [INFO] [stdout] 8d8252a72fd6cfd3cbe89f5312c99f97e95c1fb1772bd9427313df5038f61c45 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:ecb52c4cf6672b83cc996368a05b4a059042425f2b6ba9cd23a06cdead5d8d70" "/opt/rustwide/cargo-home/bin/cargo" "+ea6ab1bd845790fb31ba790d2c7aec898f89fe62" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 73cd9fa6cf6d5685f55755f9114c30081f8a6806858f4ef13d0b5147119952f5 [INFO] running `Command { std: "docker" "start" "-a" "73cd9fa6cf6d5685f55755f9114c30081f8a6806858f4ef13d0b5147119952f5", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.113 [INFO] [stderr] Compiling getrandom v0.1.16 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Checking ppv-lite86 v0.2.16 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking connect_4 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: function `play_human_vs_bot_game` is never used [INFO] [stdout] --> src/main.rs:24:4 [INFO] [stdout] | [INFO] [stdout] 24 | fn play_human_vs_bot_game() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `train` is never used [INFO] [stdout] --> src/main.rs:30:4 [INFO] [stdout] | [INFO] [stdout] 30 | fn train() { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/ga/individual.rs:10:9 [INFO] [stdout] | [INFO] [stdout] 10 | pub fn new(chromosome_count: i32) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `add_fitness` is never used [INFO] [stdout] --> src/ga/individual.rs:25:9 [INFO] [stdout] | [INFO] [stdout] 25 | pub fn add_fitness(&mut self, value: i32) { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `crossover` is never used [INFO] [stdout] --> src/ga/individual.rs:33:9 [INFO] [stdout] | [INFO] [stdout] 33 | pub fn crossover(&self, other: Individual) -> Individual { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `mutate` is never used [INFO] [stdout] --> src/ga/individual.rs:43:9 [INFO] [stdout] | [INFO] [stdout] 43 | pub fn mutate(&mut self, chance: f64) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/ga/population.rs:14:9 [INFO] [stdout] | [INFO] [stdout] 14 | pub fn new(population_size: i32) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `evolve` is never used [INFO] [stdout] --> src/ga/population.rs:24:9 [INFO] [stdout] | [INFO] [stdout] 24 | pub fn evolve( [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `calculate_fitness` is never used [INFO] [stdout] --> src/ga/population.rs:41:5 [INFO] [stdout] | [INFO] [stdout] 41 | fn calculate_fitness(&mut self, iterations: i32, max_depth: i32) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `select` is never used [INFO] [stdout] --> src/ga/population.rs:70:5 [INFO] [stdout] | [INFO] [stdout] 70 | fn select(&mut self, size: i32) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `crossover` is never used [INFO] [stdout] --> src/ga/population.rs:98:9 [INFO] [stdout] | [INFO] [stdout] 98 | pub fn crossover(&mut self, size: i32) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `mutate` is never used [INFO] [stdout] --> src/ga/population.rs:106:9 [INFO] [stdout] | [INFO] [stdout] 106 | pub fn mutate(&mut self, chance: f64) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `rand_individual` is never used [INFO] [stdout] --> src/ga/population.rs:112:5 [INFO] [stdout] | [INFO] [stdout] 112 | fn rand_individual(&mut self) -> Individual { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/game/human.rs:14:9 [INFO] [stdout] | [INFO] [stdout] 14 | pub fn new() -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `duel` is never used [INFO] [stdout] --> src/game/main_loop.rs:20:8 [INFO] [stdout] | [INFO] [stdout] 20 | pub fn duel(mut players: (impl Player, impl Player)) -> (i32, i32) { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 15 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `play_human_vs_bot_game` is never used [INFO] [stdout] --> src/main.rs:24:4 [INFO] [stdout] | [INFO] [stdout] 24 | fn play_human_vs_bot_game() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `train` is never used [INFO] [stdout] --> src/main.rs:30:4 [INFO] [stdout] | [INFO] [stdout] 30 | fn train() { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/ga/individual.rs:10:9 [INFO] [stdout] | [INFO] [stdout] 10 | pub fn new(chromosome_count: i32) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `add_fitness` is never used [INFO] [stdout] --> src/ga/individual.rs:25:9 [INFO] [stdout] | [INFO] [stdout] 25 | pub fn add_fitness(&mut self, value: i32) { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `crossover` is never used [INFO] [stdout] --> src/ga/individual.rs:33:9 [INFO] [stdout] | [INFO] [stdout] 33 | pub fn crossover(&self, other: Individual) -> Individual { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `mutate` is never used [INFO] [stdout] --> src/ga/individual.rs:43:9 [INFO] [stdout] | [INFO] [stdout] 43 | pub fn mutate(&mut self, chance: f64) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/ga/population.rs:14:9 [INFO] [stdout] | [INFO] [stdout] 14 | pub fn new(population_size: i32) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `evolve` is never used [INFO] [stdout] --> src/ga/population.rs:24:9 [INFO] [stdout] | [INFO] [stdout] 24 | pub fn evolve( [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `calculate_fitness` is never used [INFO] [stdout] --> src/ga/population.rs:41:5 [INFO] [stdout] | [INFO] [stdout] 41 | fn calculate_fitness(&mut self, iterations: i32, max_depth: i32) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `select` is never used [INFO] [stdout] --> src/ga/population.rs:70:5 [INFO] [stdout] | [INFO] [stdout] 70 | fn select(&mut self, size: i32) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `crossover` is never used [INFO] [stdout] --> src/ga/population.rs:98:9 [INFO] [stdout] | [INFO] [stdout] 98 | pub fn crossover(&mut self, size: i32) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `mutate` is never used [INFO] [stdout] --> src/ga/population.rs:106:9 [INFO] [stdout] | [INFO] [stdout] 106 | pub fn mutate(&mut self, chance: f64) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `rand_individual` is never used [INFO] [stdout] --> src/ga/population.rs:112:5 [INFO] [stdout] | [INFO] [stdout] 112 | fn rand_individual(&mut self) -> Individual { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/game/human.rs:14:9 [INFO] [stdout] | [INFO] [stdout] 14 | pub fn new() -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `duel` is never used [INFO] [stdout] --> src/game/main_loop.rs:20:8 [INFO] [stdout] | [INFO] [stdout] 20 | pub fn duel(mut players: (impl Player, impl Player)) -> (i32, i32) { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 15 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2.78s [INFO] running `Command { std: "docker" "inspect" "73cd9fa6cf6d5685f55755f9114c30081f8a6806858f4ef13d0b5147119952f5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "73cd9fa6cf6d5685f55755f9114c30081f8a6806858f4ef13d0b5147119952f5", kill_on_drop: false }` [INFO] [stdout] 73cd9fa6cf6d5685f55755f9114c30081f8a6806858f4ef13d0b5147119952f5