[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 try#c3758fdc4730d7700b25a13cccff296a08f42c00 for pr-91743 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGearhartlove%2Fleest" "/workspace/builds/worker-7/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Gearhartlove/leest on toolchain c3758fdc4730d7700b25a13cccff296a08f42c00 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c3758fdc4730d7700b25a13cccff296a08f42c00" "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-7/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" "+c3758fdc4730d7700b25a13cccff296a08f42c00" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+c3758fdc4730d7700b25a13cccff296a08f42c00" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d9e2f58657330b3a278867bf4bbb131c168809ebd5bcc5831e54b0ad6d573ff3 [INFO] running `Command { std: "docker" "start" "-a" "d9e2f58657330b3a278867bf4bbb131c168809ebd5bcc5831e54b0ad6d573ff3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d9e2f58657330b3a278867bf4bbb131c168809ebd5bcc5831e54b0ad6d573ff3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d9e2f58657330b3a278867bf4bbb131c168809ebd5bcc5831e54b0ad6d573ff3", kill_on_drop: false }` [INFO] [stdout] d9e2f58657330b3a278867bf4bbb131c168809ebd5bcc5831e54b0ad6d573ff3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+c3758fdc4730d7700b25a13cccff296a08f42c00" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f5e0b442fa539ee1fd161150c9d1ef53f7abaefbc63a70d8547de6548780a94c [INFO] running `Command { std: "docker" "start" "-a" "f5e0b442fa539ee1fd161150c9d1ef53f7abaefbc63a70d8547de6548780a94c", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [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 is never used: `cal_points` [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 is never used: `Ops` [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 is never used: `handle_ops` [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 is never used: `top_k_frequent` [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 is never used: `shift_grid` [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 0.95s [INFO] running `Command { std: "docker" "inspect" "f5e0b442fa539ee1fd161150c9d1ef53f7abaefbc63a70d8547de6548780a94c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f5e0b442fa539ee1fd161150c9d1ef53f7abaefbc63a70d8547de6548780a94c", kill_on_drop: false }` [INFO] [stdout] f5e0b442fa539ee1fd161150c9d1ef53f7abaefbc63a70d8547de6548780a94c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+c3758fdc4730d7700b25a13cccff296a08f42c00" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0dc21c79cb59cb44634becf34d765fe74c283d88ac6cb8f93c379aef155d8826 [INFO] running `Command { std: "docker" "start" "-a" "0dc21c79cb59cb44634becf34d765fe74c283d88ac6cb8f93c379aef155d8826", 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 is never constructed: `INTEGER` [INFO] [stdout] --> src/worked_problems/baseball_game.rs:31:5 [INFO] [stdout] | [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 0.81s [INFO] [stderr] Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/leest-c8e85ada6a327720) [INFO] running `Command { std: "docker" "inspect" "0dc21c79cb59cb44634becf34d765fe74c283d88ac6cb8f93c379aef155d8826", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0dc21c79cb59cb44634becf34d765fe74c283d88ac6cb8f93c379aef155d8826", kill_on_drop: false }` [INFO] [stdout] 0dc21c79cb59cb44634becf34d765fe74c283d88ac6cb8f93c379aef155d8826 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+c3758fdc4730d7700b25a13cccff296a08f42c00" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 94f0e4fc0554e92ba4015abf71bae4c60fb77ed3e5ab3bb40c3b7ab5cf58437f [INFO] running `Command { std: "docker" "start" "-a" "94f0e4fc0554e92ba4015abf71bae4c60fb77ed3e5ab3bb40c3b7ab5cf58437f", kill_on_drop: false }` [INFO] [stdout] [INFO] [stderr] warning: unused import: `std::mem::replace` [INFO] [stdout] running 5 tests [INFO] [stderr] --> src/worked_problems/shift_2d_grid.rs:3:5 [INFO] [stdout] test worked_problems::shift_2d_grid::tests::shift_mxn_works ... ok [INFO] [stderr] | [INFO] [stdout] test worked_problems::baseball_game::tests::baseball_works ... ok [INFO] [stderr] 3 | use std::mem::replace; [INFO] [stdout] test worked_problems::shift_2d_grid::tests::shift_k_works ... ok [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] test worked_problems::shift_2d_grid::tests::shift_nxn_works ... ok [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 is never constructed: `INTEGER` [INFO] [stderr] --> src/worked_problems/baseball_game.rs:31:5 [INFO] [stderr] | [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-c8e85ada6a327720) [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: 0x564a274bc470 - std::backtrace_rs::backtrace::libunwind::trace::h2c3bc9c840656a34 [INFO] [stdout] at /rustc/c3758fdc4730d7700b25a13cccff296a08f42c00/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stdout] 1: 0x564a274bc470 - std::backtrace_rs::backtrace::trace_unsynchronized::h0a70f522b5a3463e [INFO] [stdout] at /rustc/c3758fdc4730d7700b25a13cccff296a08f42c00/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stdout] 2: 0x564a274bc470 - std::sys_common::backtrace::_print_fmt::he249a79bec407477 [INFO] [stdout] at /rustc/c3758fdc4730d7700b25a13cccff296a08f42c00/library/std/src/sys_common/backtrace.rs:66:5 [INFO] [stdout] 3: 0x564a274bc470 - ::fmt::ha9d1970820f5c713 [INFO] [stdout] at /rustc/c3758fdc4730d7700b25a13cccff296a08f42c00/library/std/src/sys_common/backtrace.rs:45:22 [INFO] [stdout] 4: 0x564a274df97c - core::fmt::write::hc4fc655621d59c6c [INFO] [stdout] at /rustc/c3758fdc4730d7700b25a13cccff296a08f42c00/library/core/src/fmt/mod.rs:1194:17 [INFO] [stdout] 5: 0x564a274b8e95 - std::io::Write::write_fmt::h766156bfd5935712 [INFO] [stdout] at /rustc/c3758fdc4730d7700b25a13cccff296a08f42c00/library/std/src/io/mod.rs:1655:15 [INFO] [stdout] 6: 0x564a274bdee1 - std::sys_common::backtrace::_print::hfbedb7d14540afb9 [INFO] [stdout] at /rustc/c3758fdc4730d7700b25a13cccff296a08f42c00/library/std/src/sys_common/backtrace.rs:48:5 [INFO] [stdout] 7: 0x564a274bdee1 - std::sys_common::backtrace::print::h1d12b345ae925adb [INFO] [stdout] at /rustc/c3758fdc4730d7700b25a13cccff296a08f42c00/library/std/src/sys_common/backtrace.rs:35:9 [INFO] [stdout] 8: 0x564a274bdee1 - std::panicking::default_hook::{{closure}}::hbfa91b7f831744dd [INFO] [stdout] at /rustc/c3758fdc4730d7700b25a13cccff296a08f42c00/library/std/src/panicking.rs:295:22 [INFO] [stdout] 9: 0x564a274bdb38 - std::panicking::default_hook::h5186cc1a78166015 [INFO] [stdout] at /rustc/c3758fdc4730d7700b25a13cccff296a08f42c00/library/std/src/panicking.rs:311:9 [INFO] [stdout] 10: 0x564a274be5ad - std::panicking::rust_panic_with_hook::h1b346e6d62a347dd [INFO] [stdout] at /rustc/c3758fdc4730d7700b25a13cccff296a08f42c00/library/std/src/panicking.rs:698:17 [INFO] [stdout] 11: 0x564a274be477 - std::panicking::begin_panic_handler::{{closure}}::hc131d07490c3ebd7 [INFO] [stdout] at /rustc/c3758fdc4730d7700b25a13cccff296a08f42c00/library/std/src/panicking.rs:588:13 [INFO] [stdout] 12: 0x564a274bc944 - std::sys_common::backtrace::__rust_end_short_backtrace::hd18b4525708c825e [INFO] [stdout] at /rustc/c3758fdc4730d7700b25a13cccff296a08f42c00/library/std/src/sys_common/backtrace.rs:138:18 [INFO] [stdout] 13: 0x564a274be1a2 - rust_begin_unwind [INFO] [stdout] at /rustc/c3758fdc4730d7700b25a13cccff296a08f42c00/library/std/src/panicking.rs:584:5 [INFO] [stdout] 14: 0x564a27449de3 - core::panicking::panic_fmt::h2bdc1e1473e094d6 [INFO] [stdout] at /rustc/c3758fdc4730d7700b25a13cccff296a08f42c00/library/core/src/panicking.rs:142:14 [INFO] [stdout] 15: 0x564a274de148 - core::panicking::assert_failed_inner::h141b6b1fd67e8cea [INFO] [stdout] 16: 0x564a2745d09a - core::panicking::assert_failed::h24e48161fd742d2f [INFO] [stdout] at /rustc/c3758fdc4730d7700b25a13cccff296a08f42c00/library/core/src/panicking.rs:181:5 [INFO] [stdout] 17: 0x564a2745722c - leest::worked_problems::top_k_frequent_elements::tests::working::h0c3ef5ab53209d4a [INFO] [stdout] at /opt/rustwide/workdir/src/worked_problems/top_k_frequent_elements.rs:43:9 [INFO] [stdout] 18: 0x564a2745708a - leest::worked_problems::top_k_frequent_elements::tests::working::{{closure}}::h8bcdd5d473ed2c16 [INFO] [stdout] at /opt/rustwide/workdir/src/worked_problems/top_k_frequent_elements.rs:42:5 [INFO] [stdout] 19: 0x564a2745f98e - core::ops::function::FnOnce::call_once::h5d28a95fa13b0740 [INFO] [stdout] at /rustc/c3758fdc4730d7700b25a13cccff296a08f42c00/library/core/src/ops/function.rs:248:5 [INFO] [stdout] 20: 0x564a27497a03 - core::ops::function::FnOnce::call_once::hfa464e74fccacfdb [INFO] [stdout] at /rustc/c3758fdc4730d7700b25a13cccff296a08f42c00/library/core/src/ops/function.rs:248:5 [INFO] [stdout] 21: 0x564a27497a03 - test::__rust_begin_short_backtrace::h2b9d08a5d60802a7 [INFO] [stdout] at /rustc/c3758fdc4730d7700b25a13cccff296a08f42c00/library/test/src/lib.rs:573:5 [INFO] [stdout] 22: 0x564a2749675d - as core::ops::function::FnOnce>::call_once::h11665ca350597984 [INFO] [stdout] at /rustc/c3758fdc4730d7700b25a13cccff296a08f42c00/library/alloc/src/boxed.rs:1866:9 [INFO] [stdout] 23: 0x564a2749675d - as core::ops::function::FnOnce<()>>::call_once::h1dd74fd619996a6d [INFO] [stdout] at /rustc/c3758fdc4730d7700b25a13cccff296a08f42c00/library/core/src/panic/unwind_safe.rs:271:9 [INFO] [stdout] 24: 0x564a2749675d - std::panicking::try::do_call::h545949b41f3cafdf [INFO] [stdout] at /rustc/c3758fdc4730d7700b25a13cccff296a08f42c00/library/std/src/panicking.rs:492:40 [INFO] [stdout] 25: 0x564a2749675d - std::panicking::try::h8a4eee9e99747cca [INFO] [stdout] at /rustc/c3758fdc4730d7700b25a13cccff296a08f42c00/library/std/src/panicking.rs:456:19 [INFO] [stdout] 26: 0x564a2749675d - std::panic::catch_unwind::h7a2d4c4bb98e2a33 [INFO] [stdout] at /rustc/c3758fdc4730d7700b25a13cccff296a08f42c00/library/std/src/panic.rs:137:14 [INFO] [stdout] 27: 0x564a2749675d - test::run_test_in_process::h43cdbd88d3031d2d [INFO] [stdout] at /rustc/c3758fdc4730d7700b25a13cccff296a08f42c00/library/test/src/lib.rs:596:18 [INFO] [stdout] 28: 0x564a2749675d - test::run_test::run_test_inner::{{closure}}::h7a35ff2a2ef1be40 [INFO] [stdout] at /rustc/c3758fdc4730d7700b25a13cccff296a08f42c00/library/test/src/lib.rs:490:39 [INFO] [stdout] 29: 0x564a274625bc - test::run_test::run_test_inner::{{closure}}::h99fa578161f25342 [INFO] [stdout] at /rustc/c3758fdc4730d7700b25a13cccff296a08f42c00/library/test/src/lib.rs:517:37 [INFO] [stdout] 30: 0x564a274625bc - std::sys_common::backtrace::__rust_begin_short_backtrace::h51d96e3583c91997 [INFO] [stdout] at /rustc/c3758fdc4730d7700b25a13cccff296a08f42c00/library/std/src/sys_common/backtrace.rs:122:18 [INFO] [stdout] 31: 0x564a2746876f - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h901e06481c3928e8 [INFO] [stdout] at /rustc/c3758fdc4730d7700b25a13cccff296a08f42c00/library/std/src/thread/mod.rs:500:17 [INFO] [stdout] 32: 0x564a2746876f - as core::ops::function::FnOnce<()>>::call_once::h2ab169c9508acc57 [INFO] [stdout] at /rustc/c3758fdc4730d7700b25a13cccff296a08f42c00/library/core/src/panic/unwind_safe.rs:271:9 [INFO] [stdout] 33: 0x564a2746876f - std::panicking::try::do_call::hf0f60551a514f390 [INFO] [stdout] at /rustc/c3758fdc4730d7700b25a13cccff296a08f42c00/library/std/src/panicking.rs:492:40 [INFO] [stdout] 34: 0x564a2746876f - std::panicking::try::h50e945932a8cf417 [INFO] [stdout] at /rustc/c3758fdc4730d7700b25a13cccff296a08f42c00/library/std/src/panicking.rs:456:19 [INFO] [stdout] 35: 0x564a2746876f - std::panic::catch_unwind::hfd1bd35215287444 [INFO] [stdout] at /rustc/c3758fdc4730d7700b25a13cccff296a08f42c00/library/std/src/panic.rs:137:14 [INFO] [stdout] 36: 0x564a2746876f - std::thread::Builder::spawn_unchecked_::{{closure}}::h79c8bb59e9e6d53e [INFO] [stdout] at /rustc/c3758fdc4730d7700b25a13cccff296a08f42c00/library/std/src/thread/mod.rs:499:30 [INFO] [stdout] 37: 0x564a2746876f - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc427cbf183995ee4 [INFO] [stdout] at /rustc/c3758fdc4730d7700b25a13cccff296a08f42c00/library/core/src/ops/function.rs:248:5 [INFO] [stdout] 38: 0x564a274c2ac3 - as core::ops::function::FnOnce>::call_once::h03e1f93a163dfab7 [INFO] [stdout] at /rustc/c3758fdc4730d7700b25a13cccff296a08f42c00/library/alloc/src/boxed.rs:1866:9 [INFO] [stdout] 39: 0x564a274c2ac3 - as core::ops::function::FnOnce>::call_once::h498bd6c4b6ddeafc [INFO] [stdout] at /rustc/c3758fdc4730d7700b25a13cccff296a08f42c00/library/alloc/src/boxed.rs:1866:9 [INFO] [stdout] 40: 0x564a274c2ac3 - std::sys::unix::thread::Thread::new::thread_start::h36a191afeb7eed3f [INFO] [stdout] at /rustc/c3758fdc4730d7700b25a13cccff296a08f42c00/library/std/src/sys/unix/thread.rs:108:17 [INFO] [stdout] 41: 0x7ffab2a58609 - start_thread [INFO] [stdout] 42: 0x7ffab2828163 - 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 0.01s [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--bin leest' [INFO] running `Command { std: "docker" "inspect" "94f0e4fc0554e92ba4015abf71bae4c60fb77ed3e5ab3bb40c3b7ab5cf58437f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "94f0e4fc0554e92ba4015abf71bae4c60fb77ed3e5ab3bb40c3b7ab5cf58437f", kill_on_drop: false }` [INFO] [stdout] 94f0e4fc0554e92ba4015abf71bae4c60fb77ed3e5ab3bb40c3b7ab5cf58437f