[INFO] cloning repository https://github.com/Stroby241/Rust2048 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Stroby241/Rust2048" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FStroby241%2FRust2048", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FStroby241%2FRust2048'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 660a845587328d265bf8cba22501f25d7b2e26ea [INFO] building Stroby241/Rust2048 against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FStroby241%2FRust2048" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Stroby241/Rust2048 on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Stroby241/Rust2048 [INFO] finished tweaking git repo https://github.com/Stroby241/Rust2048 [INFO] tweaked toml for git repo https://github.com/Stroby241/Rust2048 written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/Stroby241/Rust2048 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" "+11663cd3bfefef7d34e8f0892c250bf698049392" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 95537308cef60a5864b76eb5013398a4519b1667b393e43b6d4e0f1a82fc0583 [INFO] running `Command { std: "docker" "start" "-a" "95537308cef60a5864b76eb5013398a4519b1667b393e43b6d4e0f1a82fc0583", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "95537308cef60a5864b76eb5013398a4519b1667b393e43b6d4e0f1a82fc0583", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "95537308cef60a5864b76eb5013398a4519b1667b393e43b6d4e0f1a82fc0583", kill_on_drop: false }` [INFO] [stdout] 95537308cef60a5864b76eb5013398a4519b1667b393e43b6d4e0f1a82fc0583 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 915f70a18a24760711e4e4326338242e15efc6616a9693cc97a9f46eca14f25a [INFO] running `Command { std: "docker" "start" "-a" "915f70a18a24760711e4e4326338242e15efc6616a9693cc97a9f46eca14f25a", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.112 [INFO] [stderr] Compiling ppv-lite86 v0.2.16 [INFO] [stderr] Compiling regex-syntax v0.6.25 [INFO] [stderr] Compiling unicode-width v0.1.9 [INFO] [stderr] Compiling once_cell v1.9.0 [INFO] [stderr] Compiling getrandom v0.2.4 [INFO] [stderr] Compiling terminal_size v0.1.17 [INFO] [stderr] Compiling rand_core v0.6.3 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling regex v1.5.4 [INFO] [stderr] Compiling rand v0.8.4 [INFO] [stderr] Compiling console v0.15.0 [INFO] [stderr] Compiling Rust2048 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/main.rs:31:9 [INFO] [stdout] | [INFO] [stdout] 31 | for i in 0..tries { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `best_score` [INFO] [stdout] --> src/main.rs:79:32 [INFO] [stdout] | [INFO] [stdout] 79 | let (best_mov, best_score) = search_for_best_move(&field, size_x, size_y, 0, deepness); [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_best_score` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `best_score` [INFO] [stdout] --> src/main.rs:85:36 [INFO] [stdout] | [INFO] [stdout] 85 | let (best_mov, best_score) = search_for_best_move(&field, size_x, size_y, 0, deepness); [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_best_score` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `score` is never read [INFO] [stdout] --> src/main.rs:120:17 [INFO] [stdout] | [INFO] [stdout] 120 | let mut score = 0; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `lastMov` should have a snake case name [INFO] [stdout] --> src/main.rs:21:13 [INFO] [stdout] | [INFO] [stdout] 21 | let mut lastMov = 0; [INFO] [stdout] | ^^^^^^^ help: convert the identifier to snake case: `last_mov` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `averageScore` should have a snake case name [INFO] [stdout] --> src/main.rs:28:13 [INFO] [stdout] | [INFO] [stdout] 28 | let mut averageScore = 0; [INFO] [stdout] | ^^^^^^^^^^^^ help: convert the identifier to snake case: `average_score` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `get_next_Incert` should have a snake case name [INFO] [stdout] --> src/main.rs:149:4 [INFO] [stdout] | [INFO] [stdout] 149 | fn get_next_Incert(field: &Vec>, size_x: usize, size_y: usize) -> (usize, usize, i32){ [INFO] [stdout] | ^^^^^^^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `get_next_incert` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `possibleMovesVec` should have a snake case name [INFO] [stdout] --> src/main.rs:151:13 [INFO] [stdout] | [INFO] [stdout] 151 | let mut possibleMovesVec: Vec> = vec![vec![Default::default(); 2]; 0]; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `possible_moves_vec` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.64s [INFO] running `Command { std: "docker" "inspect" "915f70a18a24760711e4e4326338242e15efc6616a9693cc97a9f46eca14f25a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "915f70a18a24760711e4e4326338242e15efc6616a9693cc97a9f46eca14f25a", kill_on_drop: false }` [INFO] [stdout] 915f70a18a24760711e4e4326338242e15efc6616a9693cc97a9f46eca14f25a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 285344372cfb29eacac5110f42743d4d6a21253cea48f4d6fe79ab95efbac774 [INFO] running `Command { std: "docker" "start" "-a" "285344372cfb29eacac5110f42743d4d6a21253cea48f4d6fe79ab95efbac774", kill_on_drop: false }` [INFO] [stderr] Compiling Rust2048 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/main.rs:31:9 [INFO] [stdout] | [INFO] [stdout] 31 | for i in 0..tries { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `best_score` [INFO] [stdout] --> src/main.rs:79:32 [INFO] [stdout] | [INFO] [stdout] 79 | let (best_mov, best_score) = search_for_best_move(&field, size_x, size_y, 0, deepness); [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_best_score` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `best_score` [INFO] [stdout] --> src/main.rs:85:36 [INFO] [stdout] | [INFO] [stdout] 85 | let (best_mov, best_score) = search_for_best_move(&field, size_x, size_y, 0, deepness); [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_best_score` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `score` is never read [INFO] [stdout] --> src/main.rs:120:17 [INFO] [stdout] | [INFO] [stdout] 120 | let mut score = 0; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `lastMov` should have a snake case name [INFO] [stdout] --> src/main.rs:21:13 [INFO] [stdout] | [INFO] [stdout] 21 | let mut lastMov = 0; [INFO] [stdout] | ^^^^^^^ help: convert the identifier to snake case: `last_mov` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `averageScore` should have a snake case name [INFO] [stdout] --> src/main.rs:28:13 [INFO] [stdout] | [INFO] [stdout] 28 | let mut averageScore = 0; [INFO] [stdout] | ^^^^^^^^^^^^ help: convert the identifier to snake case: `average_score` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `get_next_Incert` should have a snake case name [INFO] [stdout] --> src/main.rs:149:4 [INFO] [stdout] | [INFO] [stdout] 149 | fn get_next_Incert(field: &Vec>, size_x: usize, size_y: usize) -> (usize, usize, i32){ [INFO] [stdout] | ^^^^^^^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `get_next_incert` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `possibleMovesVec` should have a snake case name [INFO] [stdout] --> src/main.rs:151:13 [INFO] [stdout] | [INFO] [stdout] 151 | let mut possibleMovesVec: Vec> = vec![vec![Default::default(); 2]; 0]; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `possible_moves_vec` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.27s [INFO] running `Command { std: "docker" "inspect" "285344372cfb29eacac5110f42743d4d6a21253cea48f4d6fe79ab95efbac774", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "285344372cfb29eacac5110f42743d4d6a21253cea48f4d6fe79ab95efbac774", kill_on_drop: false }` [INFO] [stdout] 285344372cfb29eacac5110f42743d4d6a21253cea48f4d6fe79ab95efbac774