[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#1b74e096b9bfb06f84a3007193dcd2f059cbdf6a for pr-96025-2 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGearhartlove%2Fleest" "/workspace/builds/worker-93/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-93/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Gearhartlove/leest on toolchain 1b74e096b9bfb06f84a3007193dcd2f059cbdf6a [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1b74e096b9bfb06f84a3007193dcd2f059cbdf6a" "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-93/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" "+1b74e096b9bfb06f84a3007193dcd2f059cbdf6a" "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-93/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/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" "+1b74e096b9bfb06f84a3007193dcd2f059cbdf6a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 47ac3c83cf505d2c0551d4f155f5c3da8beafed9a7cf5e4ec9d14b80b55b1847 [INFO] running `Command { std: "docker" "start" "-a" "47ac3c83cf505d2c0551d4f155f5c3da8beafed9a7cf5e4ec9d14b80b55b1847", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "47ac3c83cf505d2c0551d4f155f5c3da8beafed9a7cf5e4ec9d14b80b55b1847", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "47ac3c83cf505d2c0551d4f155f5c3da8beafed9a7cf5e4ec9d14b80b55b1847", kill_on_drop: false }` [INFO] [stdout] 47ac3c83cf505d2c0551d4f155f5c3da8beafed9a7cf5e4ec9d14b80b55b1847 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/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" "+1b74e096b9bfb06f84a3007193dcd2f059cbdf6a" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e69887ee3a0f1e15e3666fe9ba59272b58a0b2e167be9c2c3a9d348c627bb765 [INFO] running `Command { std: "docker" "start" "-a" "e69887ee3a0f1e15e3666fe9ba59272b58a0b2e167be9c2c3a9d348c627bb765", 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 2.56s [INFO] running `Command { std: "docker" "inspect" "e69887ee3a0f1e15e3666fe9ba59272b58a0b2e167be9c2c3a9d348c627bb765", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e69887ee3a0f1e15e3666fe9ba59272b58a0b2e167be9c2c3a9d348c627bb765", kill_on_drop: false }` [INFO] [stdout] e69887ee3a0f1e15e3666fe9ba59272b58a0b2e167be9c2c3a9d348c627bb765 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/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" "+1b74e096b9bfb06f84a3007193dcd2f059cbdf6a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b31b6486c09ed40f6b0964bff7551d8b1b0dde2b31136543637a2f35688159d2 [INFO] running `Command { std: "docker" "start" "-a" "b31b6486c09ed40f6b0964bff7551d8b1b0dde2b31136543637a2f35688159d2", 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: 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 1.49s [INFO] [stderr] Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/leest-c8e85ada6a327720) [INFO] running `Command { std: "docker" "inspect" "b31b6486c09ed40f6b0964bff7551d8b1b0dde2b31136543637a2f35688159d2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b31b6486c09ed40f6b0964bff7551d8b1b0dde2b31136543637a2f35688159d2", kill_on_drop: false }` [INFO] [stdout] b31b6486c09ed40f6b0964bff7551d8b1b0dde2b31136543637a2f35688159d2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/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" "+1b74e096b9bfb06f84a3007193dcd2f059cbdf6a" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 0e5937319749127655bc8d4a0c71e409a50a453d2043597cd484f52b128edd7b [INFO] running `Command { std: "docker" "start" "-a" "0e5937319749127655bc8d4a0c71e409a50a453d2043597cd484f52b128edd7b", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [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 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 42.83s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/leest-c8e85ada6a327720) [INFO] [stdout] [INFO] [stdout] running 5 tests [INFO] [stdout] test worked_problems::shift_2d_grid::tests::shift_nxn_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::baseball_game::tests::baseball_works ... ok [INFO] [stderr] error: test failed, to rerun pass '--bin leest' [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: 0x563c68a89b5d - std::backtrace_rs::backtrace::libunwind::trace::hf368f6ec047d835e [INFO] [stdout] at /rustc/1b74e096b9bfb06f84a3007193dcd2f059cbdf6a/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5 [INFO] [stdout] 1: 0x563c68a89b5d - std::backtrace_rs::backtrace::trace_unsynchronized::h5deaa62eab82df22 [INFO] [stdout] at /rustc/1b74e096b9bfb06f84a3007193dcd2f059cbdf6a/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stdout] 2: 0x563c68a89b5d - std::sys_common::backtrace::_print_fmt::h5a1c3a24a936a045 [INFO] [stdout] at /rustc/1b74e096b9bfb06f84a3007193dcd2f059cbdf6a/library/std/src/sys_common/backtrace.rs:66:5 [INFO] [stdout] 3: 0x563c68a89b5d - ::fmt::h0219f75f359b565d [INFO] [stdout] at /rustc/1b74e096b9bfb06f84a3007193dcd2f059cbdf6a/library/std/src/sys_common/backtrace.rs:45:22 [INFO] [stdout] 4: 0x563c68aad43c - core::fmt::write::hf0ed2ae6b5ba2d7d [INFO] [stdout] at /rustc/1b74e096b9bfb06f84a3007193dcd2f059cbdf6a/library/core/src/fmt/mod.rs:1194:17 [INFO] [stdout] 5: 0x563c68a860b1 - std::io::Write::write_fmt::h38d43b38044a5699 [INFO] [stdout] at /rustc/1b74e096b9bfb06f84a3007193dcd2f059cbdf6a/library/std/src/io/mod.rs:1655:15 [INFO] [stdout] 6: 0x563c68a8b635 - std::sys_common::backtrace::_print::h733b600962ba33ce [INFO] [stdout] at /rustc/1b74e096b9bfb06f84a3007193dcd2f059cbdf6a/library/std/src/sys_common/backtrace.rs:48:5 [INFO] [stdout] 7: 0x563c68a8b635 - std::sys_common::backtrace::print::h5dc0fa0616f7d4bf [INFO] [stdout] at /rustc/1b74e096b9bfb06f84a3007193dcd2f059cbdf6a/library/std/src/sys_common/backtrace.rs:35:9 [INFO] [stdout] 8: 0x563c68a8b635 - std::panicking::default_hook::{{closure}}::h3151cab60fd16f06 [INFO] [stdout] at /rustc/1b74e096b9bfb06f84a3007193dcd2f059cbdf6a/library/std/src/panicking.rs:295:22 [INFO] [stdout] 9: 0x563c68a8b2e0 - std::panicking::default_hook::ha44b338b782f641e [INFO] [stdout] at /rustc/1b74e096b9bfb06f84a3007193dcd2f059cbdf6a/library/std/src/panicking.rs:311:9 [INFO] [stdout] 10: 0x563c68a8bd18 - std::panicking::rust_panic_with_hook::hddbb61d11ae83bc7 [INFO] [stdout] at /rustc/1b74e096b9bfb06f84a3007193dcd2f059cbdf6a/library/std/src/panicking.rs:698:17 [INFO] [stdout] 11: 0x563c68a8bbc7 - std::panicking::begin_panic_handler::{{closure}}::ha90ba42a51d96fb7 [INFO] [stdout] at /rustc/1b74e096b9bfb06f84a3007193dcd2f059cbdf6a/library/std/src/panicking.rs:588:13 [INFO] [stdout] 12: 0x563c68a8a014 - std::sys_common::backtrace::__rust_end_short_backtrace::hb2f712e9f2c19288 [INFO] [stdout] at /rustc/1b74e096b9bfb06f84a3007193dcd2f059cbdf6a/library/std/src/sys_common/backtrace.rs:138:18 [INFO] [stdout] 13: 0x563c68a8b8f9 - rust_begin_unwind [INFO] [stdout] at /rustc/1b74e096b9bfb06f84a3007193dcd2f059cbdf6a/library/std/src/panicking.rs:584:5 [INFO] [stdout] 14: 0x563c68aabad3 - core::panicking::panic_fmt::ha7e9b4e73b08c9d5 [INFO] [stdout] at /rustc/1b74e096b9bfb06f84a3007193dcd2f059cbdf6a/library/core/src/panicking.rs:142:14 [INFO] [stdout] 15: 0x563c68aabc18 - core::panicking::assert_failed_inner::hacf07049e9c7e926 [INFO] [stdout] 16: 0x563c68a2383a - core::panicking::assert_failed::h6f931fe18930592c [INFO] [stdout] at /rustc/1b74e096b9bfb06f84a3007193dcd2f059cbdf6a/library/core/src/panicking.rs:181:5 [INFO] [stdout] 17: 0x563c68a1ee0c - leest::worked_problems::top_k_frequent_elements::tests::working::hae1a5488c70b904c [INFO] [stdout] at /opt/rustwide/workdir/src/worked_problems/top_k_frequent_elements.rs:43:9 [INFO] [stdout] 18: 0x563c68a1ec6a - leest::worked_problems::top_k_frequent_elements::tests::working::{{closure}}::hbca00c45f9bcd13a [INFO] [stdout] at /opt/rustwide/workdir/src/worked_problems/top_k_frequent_elements.rs:42:5 [INFO] [stdout] 19: 0x563c68a2468e - core::ops::function::FnOnce::call_once::hbd6504365634a1d9 [INFO] [stdout] at /rustc/1b74e096b9bfb06f84a3007193dcd2f059cbdf6a/library/core/src/ops/function.rs:248:5 [INFO] [stdout] 20: 0x563c68a64063 - core::ops::function::FnOnce::call_once::h0dfe20f12b77bab0 [INFO] [stdout] at /rustc/1b74e096b9bfb06f84a3007193dcd2f059cbdf6a/library/core/src/ops/function.rs:248:5 [INFO] [stdout] 21: 0x563c68a64063 - test::__rust_begin_short_backtrace::h621e75342c56b813 [INFO] [stdout] at /rustc/1b74e096b9bfb06f84a3007193dcd2f059cbdf6a/library/test/src/lib.rs:573:5 [INFO] [stdout] 22: 0x563c68a62e0a - as core::ops::function::FnOnce>::call_once::ha960722220d3e4e3 [INFO] [stdout] at /rustc/1b74e096b9bfb06f84a3007193dcd2f059cbdf6a/library/alloc/src/boxed.rs:1866:9 [INFO] [stdout] 23: 0x563c68a62e0a - as core::ops::function::FnOnce<()>>::call_once::h8d4f52e2b0282cfb [INFO] [stdout] at /rustc/1b74e096b9bfb06f84a3007193dcd2f059cbdf6a/library/core/src/panic/unwind_safe.rs:271:9 [INFO] [stdout] 24: 0x563c68a62e0a - std::panicking::try::do_call::h482ae3b09291596d [INFO] [stdout] at /rustc/1b74e096b9bfb06f84a3007193dcd2f059cbdf6a/library/std/src/panicking.rs:492:40 [INFO] [stdout] 25: 0x563c68a62e0a - std::panicking::try::h2ddddb26c086954d [INFO] [stdout] at /rustc/1b74e096b9bfb06f84a3007193dcd2f059cbdf6a/library/std/src/panicking.rs:456:19 [INFO] [stdout] 26: 0x563c68a62e0a - std::panic::catch_unwind::h743b0e27e7a9c139 [INFO] [stdout] at /rustc/1b74e096b9bfb06f84a3007193dcd2f059cbdf6a/library/std/src/panic.rs:137:14 [INFO] [stdout] 27: 0x563c68a62e0a - test::run_test_in_process::ha7740d79e504cc37 [INFO] [stdout] at /rustc/1b74e096b9bfb06f84a3007193dcd2f059cbdf6a/library/test/src/lib.rs:596:18 [INFO] [stdout] 28: 0x563c68a62e0a - test::run_test::run_test_inner::{{closure}}::h8418baf60f7a06c4 [INFO] [stdout] at /rustc/1b74e096b9bfb06f84a3007193dcd2f059cbdf6a/library/test/src/lib.rs:490:39 [INFO] [stdout] 29: 0x563c68a2d5bd - test::run_test::run_test_inner::{{closure}}::h0beb35daaa80ec66 [INFO] [stdout] at /rustc/1b74e096b9bfb06f84a3007193dcd2f059cbdf6a/library/test/src/lib.rs:517:37 [INFO] [stdout] 30: 0x563c68a2d5bd - std::sys_common::backtrace::__rust_begin_short_backtrace::hb005f1ebb9b3ac0b [INFO] [stdout] at /rustc/1b74e096b9bfb06f84a3007193dcd2f059cbdf6a/library/std/src/sys_common/backtrace.rs:122:18 [INFO] [stdout] 31: 0x563c68a330b8 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h496c50f972d6dc0f [INFO] [stdout] at /rustc/1b74e096b9bfb06f84a3007193dcd2f059cbdf6a/library/std/src/thread/mod.rs:498:17 [INFO] [stdout] 32: 0x563c68a330b8 - as core::ops::function::FnOnce<()>>::call_once::ha5b8911111f511ea [INFO] [stdout] at /rustc/1b74e096b9bfb06f84a3007193dcd2f059cbdf6a/library/core/src/panic/unwind_safe.rs:271:9 [INFO] [stdout] 33: 0x563c68a330b8 - std::panicking::try::do_call::h084ed94d88677037 [INFO] [stdout] at /rustc/1b74e096b9bfb06f84a3007193dcd2f059cbdf6a/library/std/src/panicking.rs:492:40 [INFO] [stdout] 34: 0x563c68a330b8 - std::panicking::try::h013a823fb6061e50 [INFO] [stdout] at /rustc/1b74e096b9bfb06f84a3007193dcd2f059cbdf6a/library/std/src/panicking.rs:456:19 [INFO] [stdout] 35: 0x563c68a330b8 - std::panic::catch_unwind::h041e5fbe96cdc85b [INFO] [stdout] at /rustc/1b74e096b9bfb06f84a3007193dcd2f059cbdf6a/library/std/src/panic.rs:137:14 [INFO] [stdout] 36: 0x563c68a330b8 - std::thread::Builder::spawn_unchecked_::{{closure}}::h24aad6f3231b4f43 [INFO] [stdout] at /rustc/1b74e096b9bfb06f84a3007193dcd2f059cbdf6a/library/std/src/thread/mod.rs:497:30 [INFO] [stdout] 37: 0x563c68a330b8 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h88f4642fdc208aab [INFO] [stdout] at /rustc/1b74e096b9bfb06f84a3007193dcd2f059cbdf6a/library/core/src/ops/function.rs:248:5 [INFO] [stdout] 38: 0x563c68a906b3 - as core::ops::function::FnOnce>::call_once::h21f4f903d484bbf8 [INFO] [stdout] at /rustc/1b74e096b9bfb06f84a3007193dcd2f059cbdf6a/library/alloc/src/boxed.rs:1866:9 [INFO] [stdout] 39: 0x563c68a906b3 - as core::ops::function::FnOnce>::call_once::h88143291d50223e5 [INFO] [stdout] at /rustc/1b74e096b9bfb06f84a3007193dcd2f059cbdf6a/library/alloc/src/boxed.rs:1866:9 [INFO] [stdout] 40: 0x563c68a906b3 - std::sys::unix::thread::Thread::new::thread_start::h21cad75f6abb068a [INFO] [stdout] at /rustc/1b74e096b9bfb06f84a3007193dcd2f059cbdf6a/library/std/src/sys/unix/thread.rs:108:17 [INFO] [stdout] 41: 0x7fab56960609 - start_thread [INFO] [stdout] 42: 0x7fab56730163 - 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] running `Command { std: "docker" "inspect" "0e5937319749127655bc8d4a0c71e409a50a453d2043597cd484f52b128edd7b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0e5937319749127655bc8d4a0c71e409a50a453d2043597cd484f52b128edd7b", kill_on_drop: false }` [INFO] [stdout] 0e5937319749127655bc8d4a0c71e409a50a453d2043597cd484f52b128edd7b