[INFO] cloning repository https://github.com/Gearhartlove/leest [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Gearhartlove/leest" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGearhartlove%2Fleest", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGearhartlove%2Fleest'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 1cd900fde7b5f32f52a0bab8140b9bb4f23f29ef [INFO] testing Gearhartlove/leest against beta-2022-10-11 for beta-1.65-2 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGearhartlove%2Fleest" "/workspace/builds/worker-6/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Gearhartlove/leest on toolchain beta-2022-10-11 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-10-11" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Gearhartlove/leest [INFO] finished tweaking git repo https://github.com/Gearhartlove/leest [INFO] tweaked toml for git repo https://github.com/Gearhartlove/leest written to /workspace/builds/worker-6/source/Cargo.toml [INFO] crate git repo https://github.com/Gearhartlove/leest already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-10-11" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:83125433e4fff17b1ac56874832f668d9df75ee638575aca552b68e127bedee9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-10-11" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f10d3ba165a586a87c78a56bf4f495666cb957a40c8e2387e4d8a2d384a79bf6 [INFO] running `Command { std: "docker" "start" "-a" "f10d3ba165a586a87c78a56bf4f495666cb957a40c8e2387e4d8a2d384a79bf6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f10d3ba165a586a87c78a56bf4f495666cb957a40c8e2387e4d8a2d384a79bf6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f10d3ba165a586a87c78a56bf4f495666cb957a40c8e2387e4d8a2d384a79bf6", kill_on_drop: false }` [INFO] [stdout] f10d3ba165a586a87c78a56bf4f495666cb957a40c8e2387e4d8a2d384a79bf6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:83125433e4fff17b1ac56874832f668d9df75ee638575aca552b68e127bedee9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-10-11" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2456144c0112542fbe002893bffb1340fe4d66b6d76c9f3473491c41caae2911 [INFO] running `Command { std: "docker" "start" "-a" "2456144c0112542fbe002893bffb1340fe4d66b6d76c9f3473491c41caae2911", kill_on_drop: false }` [INFO] [stderr] Compiling leest v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::mem::replace` [INFO] [stdout] --> src/worked_problems/shift_2d_grid.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::mem::replace; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `worked_problems::baseball_game` [INFO] [stdout] --> src/main.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use worked_problems::baseball_game; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `new_score` is never read [INFO] [stdout] --> src/worked_problems/baseball_game.rs:42:26 [INFO] [stdout] | [INFO] [stdout] 42 | let mut new_score: i32 = 0; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/worked_problems/top_k_frequent_elements.rs:19:9 [INFO] [stdout] | [INFO] [stdout] 19 | for i in 0..k { [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: `result_matrix` [INFO] [stdout] --> src/worked_problems/shift_2d_grid.rs:34:17 [INFO] [stdout] | [INFO] [stdout] 34 | let mut result_matrix = grid.clone(); [INFO] [stdout] | ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_result_matrix` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/worked_problems/baseball_game.rs:51:22 [INFO] [stdout] | [INFO] [stdout] 51 | let mut new_score = *record.last()? * 2; [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: variable does not need to be mutable [INFO] [stdout] --> src/worked_problems/shift_2d_grid.rs:34:13 [INFO] [stdout] | [INFO] [stdout] 34 | let mut result_matrix = grid.clone(); [INFO] [stdout] | ----^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/worked_problems/shift_2d_grid.rs:39:17 [INFO] [stdout] | [INFO] [stdout] 39 | let mut row = return_grid.get_mut(new_row_pos).unwrap(); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `cal_points` is never used [INFO] [stdout] --> src/worked_problems/baseball_game.rs:3:8 [INFO] [stdout] | [INFO] [stdout] 3 | pub fn cal_points(ops: Vec<&str>) -> i32 { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Ops` is never used [INFO] [stdout] --> src/worked_problems/baseball_game.rs:30:6 [INFO] [stdout] | [INFO] [stdout] 30 | enum Ops { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `handle_ops` is never used [INFO] [stdout] --> src/worked_problems/baseball_game.rs:38:12 [INFO] [stdout] | [INFO] [stdout] 38 | pub fn handle_ops(op: Ops, record: &mut Vec) -> Option { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `top_k_frequent` is never used [INFO] [stdout] --> src/worked_problems/top_k_frequent_elements.rs:4:8 [INFO] [stdout] | [INFO] [stdout] 4 | pub fn top_k_frequent(nums: Vec, k: i32) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `shift_grid` is never used [INFO] [stdout] --> src/worked_problems/shift_2d_grid.rs:5:8 [INFO] [stdout] | [INFO] [stdout] 5 | pub fn shift_grid(grid: Vec>, shift: i32) -> Vec> { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `ROWS` should have a snake case name [INFO] [stdout] --> src/worked_problems/shift_2d_grid.rs:9:9 [INFO] [stdout] | [INFO] [stdout] 9 | let ROWS = return_grid.len(); [INFO] [stdout] | ^^^^ help: convert the identifier to snake case: `rows` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `COLS` should have a snake case name [INFO] [stdout] --> src/worked_problems/shift_2d_grid.rs:10:9 [INFO] [stdout] | [INFO] [stdout] 10 | let COLS = return_grid[0].len(); [INFO] [stdout] | ^^^^ help: convert the identifier to snake case: `cols` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `SIZE` should have a snake case name [INFO] [stdout] --> src/worked_problems/shift_2d_grid.rs:11:9 [INFO] [stdout] | [INFO] [stdout] 11 | let SIZE = ROWS * COLS; [INFO] [stdout] | ^^^^ help: convert the identifier to snake case: `size` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/worked_problems/shift_2d_grid.rs:40:13 [INFO] [stdout] | [INFO] [stdout] 40 | std::mem::replace(&mut row[adjusted_new_index], **k); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 17 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.85s [INFO] running `Command { std: "docker" "inspect" "2456144c0112542fbe002893bffb1340fe4d66b6d76c9f3473491c41caae2911", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2456144c0112542fbe002893bffb1340fe4d66b6d76c9f3473491c41caae2911", kill_on_drop: false }` [INFO] [stdout] 2456144c0112542fbe002893bffb1340fe4d66b6d76c9f3473491c41caae2911 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:83125433e4fff17b1ac56874832f668d9df75ee638575aca552b68e127bedee9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-10-11" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0ef72952618c85473491ebfb6fe46e58b7380628bf96b5ffcc3694be4c72caf6 [INFO] running `Command { std: "docker" "start" "-a" "0ef72952618c85473491ebfb6fe46e58b7380628bf96b5ffcc3694be4c72caf6", kill_on_drop: false }` [INFO] [stderr] Compiling leest v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::mem::replace` [INFO] [stdout] --> src/worked_problems/shift_2d_grid.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::mem::replace; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `worked_problems::baseball_game` [INFO] [stdout] --> src/main.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use worked_problems::baseball_game; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `new_score` is never read [INFO] [stdout] --> src/worked_problems/baseball_game.rs:42:26 [INFO] [stdout] | [INFO] [stdout] 42 | let mut new_score: i32 = 0; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/worked_problems/top_k_frequent_elements.rs:19:9 [INFO] [stdout] | [INFO] [stdout] 19 | for i in 0..k { [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: `result_matrix` [INFO] [stdout] --> src/worked_problems/shift_2d_grid.rs:34:17 [INFO] [stdout] | [INFO] [stdout] 34 | let mut result_matrix = grid.clone(); [INFO] [stdout] | ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_result_matrix` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/worked_problems/baseball_game.rs:51:22 [INFO] [stdout] | [INFO] [stdout] 51 | let mut new_score = *record.last()? * 2; [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: variable does not need to be mutable [INFO] [stdout] --> src/worked_problems/shift_2d_grid.rs:34:13 [INFO] [stdout] | [INFO] [stdout] 34 | let mut result_matrix = grid.clone(); [INFO] [stdout] | ----^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/worked_problems/shift_2d_grid.rs:39:17 [INFO] [stdout] | [INFO] [stdout] 39 | let mut row = return_grid.get_mut(new_row_pos).unwrap(); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `INTEGER` is never constructed [INFO] [stdout] --> src/worked_problems/baseball_game.rs:31:5 [INFO] [stdout] | [INFO] [stdout] 30 | enum Ops { [INFO] [stdout] | --- variant in this enum [INFO] [stdout] 31 | INTEGER, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `ROWS` should have a snake case name [INFO] [stdout] --> src/worked_problems/shift_2d_grid.rs:9:9 [INFO] [stdout] | [INFO] [stdout] 9 | let ROWS = return_grid.len(); [INFO] [stdout] | ^^^^ help: convert the identifier to snake case: `rows` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `COLS` should have a snake case name [INFO] [stdout] --> src/worked_problems/shift_2d_grid.rs:10:9 [INFO] [stdout] | [INFO] [stdout] 10 | let COLS = return_grid[0].len(); [INFO] [stdout] | ^^^^ help: convert the identifier to snake case: `cols` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `SIZE` should have a snake case name [INFO] [stdout] --> src/worked_problems/shift_2d_grid.rs:11:9 [INFO] [stdout] | [INFO] [stdout] 11 | let SIZE = ROWS * COLS; [INFO] [stdout] | ^^^^ help: convert the identifier to snake case: `size` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/worked_problems/shift_2d_grid.rs:40:13 [INFO] [stdout] | [INFO] [stdout] 40 | std::mem::replace(&mut row[adjusted_new_index], **k); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 13 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.98s [INFO] running `Command { std: "docker" "inspect" "0ef72952618c85473491ebfb6fe46e58b7380628bf96b5ffcc3694be4c72caf6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0ef72952618c85473491ebfb6fe46e58b7380628bf96b5ffcc3694be4c72caf6", kill_on_drop: false }` [INFO] [stdout] 0ef72952618c85473491ebfb6fe46e58b7380628bf96b5ffcc3694be4c72caf6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:83125433e4fff17b1ac56874832f668d9df75ee638575aca552b68e127bedee9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-10-11" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 155f2f8db2641954e5722002cf913424250a6e2f33693e7592da5ecba71c614c [INFO] running `Command { std: "docker" "start" "-a" "155f2f8db2641954e5722002cf913424250a6e2f33693e7592da5ecba71c614c", kill_on_drop: false }` [INFO] [stderr] warning: unused import: `std::mem::replace` [INFO] [stderr] --> src/worked_problems/shift_2d_grid.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use std::mem::replace; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `worked_problems::baseball_game` [INFO] [stderr] --> src/main.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use worked_problems::baseball_game; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: value assigned to `new_score` is never read [INFO] [stderr] --> src/worked_problems/baseball_game.rs:42:26 [INFO] [stderr] | [INFO] [stderr] 42 | let mut new_score: i32 = 0; [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_assignments)]` on by default [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/worked_problems/top_k_frequent_elements.rs:19:9 [INFO] [stderr] | [INFO] [stderr] 19 | for i in 0..k { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `result_matrix` [INFO] [stderr] --> src/worked_problems/shift_2d_grid.rs:34:17 [INFO] [stderr] | [INFO] [stderr] 34 | let mut result_matrix = grid.clone(); [INFO] [stderr] | ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_result_matrix` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/worked_problems/baseball_game.rs:51:22 [INFO] [stderr] | [INFO] [stderr] 51 | let mut new_score = *record.last()? * 2; [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: variable does not need to be mutable [INFO] [stderr] --> src/worked_problems/shift_2d_grid.rs:34:13 [INFO] [stderr] | [INFO] [stderr] 34 | let mut result_matrix = grid.clone(); [INFO] [stderr] | ----^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/worked_problems/shift_2d_grid.rs:39:17 [INFO] [stderr] | [INFO] [stderr] 39 | let mut row = return_grid.get_mut(new_row_pos).unwrap(); [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variant `INTEGER` is never constructed [INFO] [stderr] --> src/worked_problems/baseball_game.rs:31:5 [INFO] [stderr] | [INFO] [stderr] 30 | enum Ops { [INFO] [stderr] | --- variant in this enum [INFO] [stderr] 31 | INTEGER, [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable `ROWS` should have a snake case name [INFO] [stderr] --> src/worked_problems/shift_2d_grid.rs:9:9 [INFO] [stderr] | [INFO] [stderr] 9 | let ROWS = return_grid.len(); [INFO] [stderr] | ^^^^ help: convert the identifier to snake case: `rows` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_snake_case)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable `COLS` should have a snake case name [INFO] [stderr] --> src/worked_problems/shift_2d_grid.rs:10:9 [INFO] [stderr] | [INFO] [stderr] 10 | let COLS = return_grid[0].len(); [INFO] [stderr] | ^^^^ help: convert the identifier to snake case: `cols` [INFO] [stderr] [INFO] [stderr] warning: variable `SIZE` should have a snake case name [INFO] [stderr] --> src/worked_problems/shift_2d_grid.rs:11:9 [INFO] [stderr] | [INFO] [stderr] 11 | let SIZE = ROWS * COLS; [INFO] [stderr] | ^^^^ help: convert the identifier to snake case: `size` [INFO] [stderr] [INFO] [stderr] warning: unused return value of `std::mem::replace` that must be used [INFO] [stderr] --> src/worked_problems/shift_2d_grid.rs:40:13 [INFO] [stderr] | [INFO] [stderr] 40 | std::mem::replace(&mut row[adjusted_new_index], **k); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stderr] [INFO] [stderr] warning: `leest` (bin "leest" test) generated 13 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.00s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/leest-01641af111783c51) [INFO] [stdout] [INFO] [stdout] running 5 tests [INFO] [stdout] test worked_problems::baseball_game::tests::baseball_works ... ok [INFO] [stdout] test worked_problems::shift_2d_grid::tests::shift_mxn_works ... ok [INFO] [stdout] test worked_problems::shift_2d_grid::tests::shift_k_works ... ok [INFO] [stdout] test worked_problems::shift_2d_grid::tests::shift_nxn_works ... ok [INFO] [stdout] test worked_problems::top_k_frequent_elements::tests::working ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- worked_problems::top_k_frequent_elements::tests::working stdout ---- [INFO] [stdout] [2, 1] [INFO] [stdout] thread 'worked_problems::top_k_frequent_elements::tests::working' panicked at 'assertion failed: `(left == right)` [INFO] [stdout] left: `[1, 2]`, [INFO] [stdout] right: `[2, 1]`', src/worked_problems/top_k_frequent_elements.rs:43:9 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x56034bbfa900 - std::backtrace_rs::backtrace::libunwind::trace::h6fef376b0cad02a6 [INFO] [stdout] at /rustc/da7ffa2d1df2daf747b8e4bdf5659c942abb22af/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stdout] 1: 0x56034bbfa900 - std::backtrace_rs::backtrace::trace_unsynchronized::hc3fd5403662df331 [INFO] [stdout] at /rustc/da7ffa2d1df2daf747b8e4bdf5659c942abb22af/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stdout] 2: 0x56034bbfa900 - std::sys_common::backtrace::_print_fmt::h297509164be93106 [INFO] [stdout] at /rustc/da7ffa2d1df2daf747b8e4bdf5659c942abb22af/library/std/src/sys_common/backtrace.rs:66:5 [INFO] [stdout] 3: 0x56034bbfa900 - ::fmt::h79d6bcaf77809e1c [INFO] [stdout] at /rustc/da7ffa2d1df2daf747b8e4bdf5659c942abb22af/library/std/src/sys_common/backtrace.rs:45:22 [INFO] [stdout] 4: 0x56034bc1e12e - core::fmt::write::hee06f0b868172576 [INFO] [stdout] at /rustc/da7ffa2d1df2daf747b8e4bdf5659c942abb22af/library/core/src/fmt/mod.rs:1202:17 [INFO] [stdout] 5: 0x56034bbf7005 - std::io::Write::write_fmt::h89a836fcdd275d14 [INFO] [stdout] at /rustc/da7ffa2d1df2daf747b8e4bdf5659c942abb22af/library/std/src/io/mod.rs:1679:15 [INFO] [stdout] 6: 0x56034bbfc3c3 - std::sys_common::backtrace::_print::h08c136767f88fd2c [INFO] [stdout] at /rustc/da7ffa2d1df2daf747b8e4bdf5659c942abb22af/library/std/src/sys_common/backtrace.rs:48:5 [INFO] [stdout] 7: 0x56034bbfc3c3 - std::sys_common::backtrace::print::hdeab272468b75cae [INFO] [stdout] at /rustc/da7ffa2d1df2daf747b8e4bdf5659c942abb22af/library/std/src/sys_common/backtrace.rs:35:9 [INFO] [stdout] 8: 0x56034bbfc3c3 - std::panicking::default_hook::{{closure}}::ha44dc2e8c33ccbcc [INFO] [stdout] at /rustc/da7ffa2d1df2daf747b8e4bdf5659c942abb22af/library/std/src/panicking.rs:295:22 [INFO] [stdout] 9: 0x56034bbfc033 - std::panicking::default_hook::hb070996f96b0a3b5 [INFO] [stdout] at /rustc/da7ffa2d1df2daf747b8e4bdf5659c942abb22af/library/std/src/panicking.rs:311:9 [INFO] [stdout] 10: 0x56034bbfca6a - std::panicking::rust_panic_with_hook::he727314f57fb38a7 [INFO] [stdout] at /rustc/da7ffa2d1df2daf747b8e4bdf5659c942abb22af/library/std/src/panicking.rs:698:17 [INFO] [stdout] 11: 0x56034bbfc967 - std::panicking::begin_panic_handler::{{closure}}::h98842d2be8812d8d [INFO] [stdout] at /rustc/da7ffa2d1df2daf747b8e4bdf5659c942abb22af/library/std/src/panicking.rs:588:13 [INFO] [stdout] 12: 0x56034bbfadac - std::sys_common::backtrace::__rust_end_short_backtrace::h9f7d9f11606f69a3 [INFO] [stdout] at /rustc/da7ffa2d1df2daf747b8e4bdf5659c942abb22af/library/std/src/sys_common/backtrace.rs:138:18 [INFO] [stdout] 13: 0x56034bbfc682 - rust_begin_unwind [INFO] [stdout] at /rustc/da7ffa2d1df2daf747b8e4bdf5659c942abb22af/library/std/src/panicking.rs:584:5 [INFO] [stdout] 14: 0x56034bb86053 - core::panicking::panic_fmt::h0e94298a76dcb380 [INFO] [stdout] at /rustc/da7ffa2d1df2daf747b8e4bdf5659c942abb22af/library/core/src/panicking.rs:142:14 [INFO] [stdout] 15: 0x56034bc1c9ab - core::panicking::assert_failed_inner::h9ad69dbede9e9846 [INFO] [stdout] 16: 0x56034bb98a4a - core::panicking::assert_failed::h024cbd46fe19c79e [INFO] [stdout] at /rustc/da7ffa2d1df2daf747b8e4bdf5659c942abb22af/library/core/src/panicking.rs:181:5 [INFO] [stdout] 17: 0x56034bb92b29 - leest::worked_problems::top_k_frequent_elements::tests::working::h36894f5a7b33a2d2 [INFO] [stdout] at /opt/rustwide/workdir/src/worked_problems/top_k_frequent_elements.rs:43:9 [INFO] [stdout] 18: 0x56034bb9298a - leest::worked_problems::top_k_frequent_elements::tests::working::{{closure}}::hd5087f366c9af2ba [INFO] [stdout] at /opt/rustwide/workdir/src/worked_problems/top_k_frequent_elements.rs:42:5 [INFO] [stdout] 19: 0x56034bb99f3e - core::ops::function::FnOnce::call_once::hfed23f9dc0235c76 [INFO] [stdout] at /rustc/da7ffa2d1df2daf747b8e4bdf5659c942abb22af/library/core/src/ops/function.rs:248:5 [INFO] [stdout] 20: 0x56034bbd3d13 - core::ops::function::FnOnce::call_once::hfc331c18b0e5ef99 [INFO] [stdout] at /rustc/da7ffa2d1df2daf747b8e4bdf5659c942abb22af/library/core/src/ops/function.rs:248:5 [INFO] [stdout] 21: 0x56034bbd3d13 - test::__rust_begin_short_backtrace::hf1d02fb1bd3926ae [INFO] [stdout] at /rustc/da7ffa2d1df2daf747b8e4bdf5659c942abb22af/library/test/src/lib.rs:572:5 [INFO] [stdout] 22: 0x56034bbd2980 - as core::ops::function::FnOnce>::call_once::h3b6ab007fc9ac1fb [INFO] [stdout] at /rustc/da7ffa2d1df2daf747b8e4bdf5659c942abb22af/library/alloc/src/boxed.rs:1940:9 [INFO] [stdout] 23: 0x56034bbd2980 - as core::ops::function::FnOnce<()>>::call_once::h20d3227f9aabe0df [INFO] [stdout] at /rustc/da7ffa2d1df2daf747b8e4bdf5659c942abb22af/library/core/src/panic/unwind_safe.rs:271:9 [INFO] [stdout] 24: 0x56034bbd2980 - std::panicking::try::do_call::h22dce13eeef9233a [INFO] [stdout] at /rustc/da7ffa2d1df2daf747b8e4bdf5659c942abb22af/library/std/src/panicking.rs:492:40 [INFO] [stdout] 25: 0x56034bbd2980 - std::panicking::try::hed69d3fc73418562 [INFO] [stdout] at /rustc/da7ffa2d1df2daf747b8e4bdf5659c942abb22af/library/std/src/panicking.rs:456:19 [INFO] [stdout] 26: 0x56034bbd2980 - std::panic::catch_unwind::hc019ba90fc029390 [INFO] [stdout] at /rustc/da7ffa2d1df2daf747b8e4bdf5659c942abb22af/library/std/src/panic.rs:137:14 [INFO] [stdout] 27: 0x56034bbd2980 - test::run_test_in_process::he377aef0f47e0a0f [INFO] [stdout] at /rustc/da7ffa2d1df2daf747b8e4bdf5659c942abb22af/library/test/src/lib.rs:595:18 [INFO] [stdout] 28: 0x56034bbd2980 - test::run_test::run_test_inner::{{closure}}::h75c99166fd62ec09 [INFO] [stdout] at /rustc/da7ffa2d1df2daf747b8e4bdf5659c942abb22af/library/test/src/lib.rs:489:39 [INFO] [stdout] 29: 0x56034bb9dfe4 - test::run_test::run_test_inner::{{closure}}::h8145d77a0a15e742 [INFO] [stdout] at /rustc/da7ffa2d1df2daf747b8e4bdf5659c942abb22af/library/test/src/lib.rs:516:37 [INFO] [stdout] 30: 0x56034bb9dfe4 - std::sys_common::backtrace::__rust_begin_short_backtrace::h8ad8477773ed37f9 [INFO] [stdout] at /rustc/da7ffa2d1df2daf747b8e4bdf5659c942abb22af/library/std/src/sys_common/backtrace.rs:122:18 [INFO] [stdout] 31: 0x56034bba3937 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hf427edc7e9947397 [INFO] [stdout] at /rustc/da7ffa2d1df2daf747b8e4bdf5659c942abb22af/library/std/src/thread/mod.rs:514:17 [INFO] [stdout] 32: 0x56034bba3937 - as core::ops::function::FnOnce<()>>::call_once::h4edb7d0eafb5139f [INFO] [stdout] at /rustc/da7ffa2d1df2daf747b8e4bdf5659c942abb22af/library/core/src/panic/unwind_safe.rs:271:9 [INFO] [stdout] 33: 0x56034bba3937 - std::panicking::try::do_call::ha47ec7426c0316c8 [INFO] [stdout] at /rustc/da7ffa2d1df2daf747b8e4bdf5659c942abb22af/library/std/src/panicking.rs:492:40 [INFO] [stdout] 34: 0x56034bba3937 - std::panicking::try::h6710485c6e0a83d5 [INFO] [stdout] at /rustc/da7ffa2d1df2daf747b8e4bdf5659c942abb22af/library/std/src/panicking.rs:456:19 [INFO] [stdout] 35: 0x56034bba3937 - std::panic::catch_unwind::h92c068f36bb6e859 [INFO] [stdout] at /rustc/da7ffa2d1df2daf747b8e4bdf5659c942abb22af/library/std/src/panic.rs:137:14 [INFO] [stdout] 36: 0x56034bba3937 - std::thread::Builder::spawn_unchecked_::{{closure}}::h8712d747e79b30a7 [INFO] [stdout] at /rustc/da7ffa2d1df2daf747b8e4bdf5659c942abb22af/library/std/src/thread/mod.rs:513:30 [INFO] [stdout] 37: 0x56034bba3937 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hcd1d47e869770553 [INFO] [stdout] at /rustc/da7ffa2d1df2daf747b8e4bdf5659c942abb22af/library/core/src/ops/function.rs:248:5 [INFO] [stdout] 38: 0x56034bc01273 - as core::ops::function::FnOnce>::call_once::h6a88cd656aa4a16f [INFO] [stdout] at /rustc/da7ffa2d1df2daf747b8e4bdf5659c942abb22af/library/alloc/src/boxed.rs:1940:9 [INFO] [stdout] 39: 0x56034bc01273 - as core::ops::function::FnOnce>::call_once::h4501efe38c2b4412 [INFO] [stdout] at /rustc/da7ffa2d1df2daf747b8e4bdf5659c942abb22af/library/alloc/src/boxed.rs:1940:9 [INFO] [stdout] 40: 0x56034bc01273 - std::sys::unix::thread::Thread::new::thread_start::h67e5c6aa03c98308 [INFO] [stdout] at /rustc/da7ffa2d1df2daf747b8e4bdf5659c942abb22af/library/std/src/sys/unix/thread.rs:108:17 [INFO] [stdout] 41: 0x7f5d8e945609 - start_thread [INFO] [stdout] 42: 0x7f5d8e715133 - clone [INFO] [stdout] 43: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] worked_problems::top_k_frequent_elements::tests::working [INFO] [stdout] [INFO] [stdout] test result: FAILED. 4 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass `--bin leest` [INFO] running `Command { std: "docker" "inspect" "155f2f8db2641954e5722002cf913424250a6e2f33693e7592da5ecba71c614c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "155f2f8db2641954e5722002cf913424250a6e2f33693e7592da5ecba71c614c", kill_on_drop: false }` [INFO] [stdout] 155f2f8db2641954e5722002cf913424250a6e2f33693e7592da5ecba71c614c