[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#7af779037716ae4125ceabb429791b4cf5dd0a43 for pr-136932 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGearhartlove%2Fleest" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Gearhartlove/leest on toolchain 7af779037716ae4125ceabb429791b4cf5dd0a43 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7af779037716ae4125ceabb429791b4cf5dd0a43" "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-1-tc2/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: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7af779037716ae4125ceabb429791b4cf5dd0a43" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+7af779037716ae4125ceabb429791b4cf5dd0a43" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 19592ec8353387622ba2ee0a17ef81e10a15088e955f7e0159a0bb2ca880e32c [INFO] running `Command { std: "docker" "start" "-a" "19592ec8353387622ba2ee0a17ef81e10a15088e955f7e0159a0bb2ca880e32c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "19592ec8353387622ba2ee0a17ef81e10a15088e955f7e0159a0bb2ca880e32c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "19592ec8353387622ba2ee0a17ef81e10a15088e955f7e0159a0bb2ca880e32c", kill_on_drop: false }` [INFO] [stdout] 19592ec8353387622ba2ee0a17ef81e10a15088e955f7e0159a0bb2ca880e32c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+7af779037716ae4125ceabb429791b4cf5dd0a43" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] dac5aadeb9f8874f0b2481e7a2ba8f81e95769994da21bfa32bce9dd2952c545 [INFO] running `Command { std: "docker" "start" "-a" "dac5aadeb9f8874f0b2481e7a2ba8f81e95769994da21bfa32bce9dd2952c545", 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] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable 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: 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/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] 37 | impl Ops { [INFO] [stdout] | -------- associated function in this implementation [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: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 40 | let _ = std::mem::replace(&mut row[adjusted_new_index], **k); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.39s [INFO] running `Command { std: "docker" "inspect" "dac5aadeb9f8874f0b2481e7a2ba8f81e95769994da21bfa32bce9dd2952c545", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dac5aadeb9f8874f0b2481e7a2ba8f81e95769994da21bfa32bce9dd2952c545", kill_on_drop: false }` [INFO] [stdout] dac5aadeb9f8874f0b2481e7a2ba8f81e95769994da21bfa32bce9dd2952c545 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+7af779037716ae4125ceabb429791b4cf5dd0a43" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c7178b363c42955bfa05adae9b100dd0c4d38147ea3282105467afac25e0f586 [INFO] running `Command { std: "docker" "start" "-a" "c7178b363c42955bfa05adae9b100dd0c4d38147ea3282105467afac25e0f586", 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] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable 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: 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/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: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 40 | let _ = std::mem::replace(&mut row[adjusted_new_index], **k); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.60s [INFO] running `Command { std: "docker" "inspect" "c7178b363c42955bfa05adae9b100dd0c4d38147ea3282105467afac25e0f586", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c7178b363c42955bfa05adae9b100dd0c4d38147ea3282105467afac25e0f586", kill_on_drop: false }` [INFO] [stdout] c7178b363c42955bfa05adae9b100dd0c4d38147ea3282105467afac25e0f586 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+7af779037716ae4125ceabb429791b4cf5dd0a43" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] a7ac1ba4e57ba1358faa041d3301323b8d5cb7b772889128fa008b9a98e893e6 [INFO] running `Command { std: "docker" "start" "-a" "a7ac1ba4e57ba1358faa041d3301323b8d5cb7b772889128fa008b9a98e893e6", 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] = help: maybe it is overwritten before being read? [INFO] [stderr] = note: `#[warn(unused_assignments)]` on by default [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: 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/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: if you don't need the old value, you can just assign the new value directly [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 40 | let _ = std::mem::replace(&mut row[adjusted_new_index], **k); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: `leest` (bin "leest" test) generated 13 warnings (run `cargo fix --bin "leest" --tests` to apply 5 suggestions) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/leest-56b8f391c7559603) [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] [stderr] error: test failed, to rerun pass `--bin leest` [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- worked_problems::top_k_frequent_elements::tests::working stdout ---- [INFO] [stdout] [1, 2] [INFO] [stdout] [2, 4, 3] [INFO] [stdout] [INFO] [stdout] thread 'worked_problems::top_k_frequent_elements::tests::working' panicked at src/worked_problems/top_k_frequent_elements.rs:44:9: [INFO] [stdout] assertion `left == right` failed [INFO] [stdout] left: [2, 3, 4] [INFO] [stdout] right: [2, 4, 3] [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x60531472356f - std::backtrace_rs::backtrace::libunwind::trace::h273cca4b4ff52a75 [INFO] [stdout] at /rustc/7af779037716ae4125ceabb429791b4cf5dd0a43/library/std/src/../../backtrace/src/backtrace/libunwind.rs:116:5 [INFO] [stdout] 1: 0x60531472356f - std::backtrace_rs::backtrace::trace_unsynchronized::h0dcaf4eaddc63f4d [INFO] [stdout] at /rustc/7af779037716ae4125ceabb429791b4cf5dd0a43/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stdout] 2: 0x60531472356f - std::sys::backtrace::_print_fmt::h99227612ab693c91 [INFO] [stdout] at /rustc/7af779037716ae4125ceabb429791b4cf5dd0a43/library/std/src/sys/backtrace.rs:66:9 [INFO] [stdout] 3: 0x60531472356f - ::fmt::hd0fb9a24f673249b [INFO] [stdout] at /rustc/7af779037716ae4125ceabb429791b4cf5dd0a43/library/std/src/sys/backtrace.rs:39:26 [INFO] [stdout] 4: 0x60531474b113 - core::fmt::rt::Argument::fmt::h3790bd73ff49839a [INFO] [stdout] at /rustc/7af779037716ae4125ceabb429791b4cf5dd0a43/library/core/src/fmt/rt.rs:184:76 [INFO] [stdout] 5: 0x60531474b113 - core::fmt::write::hf7b505e27c2f59c0 [INFO] [stdout] at /rustc/7af779037716ae4125ceabb429791b4cf5dd0a43/library/core/src/fmt/mod.rs:1449:21 [INFO] [stdout] 6: 0x6053147200d3 - std::io::Write::write_fmt::hb002ef36900cedb4 [INFO] [stdout] at /rustc/7af779037716ae4125ceabb429791b4cf5dd0a43/library/std/src/io/mod.rs:1890:15 [INFO] [stdout] 7: 0x6053147233c2 - std::sys::backtrace::BacktraceLock::print::h5fa244ae2c1a02f2 [INFO] [stdout] at /rustc/7af779037716ae4125ceabb429791b4cf5dd0a43/library/std/src/sys/backtrace.rs:42:9 [INFO] [stdout] 8: 0x60531472499f - std::panicking::default_hook::{{closure}}::hd977fe155ed94062 [INFO] [stdout] at /rustc/7af779037716ae4125ceabb429791b4cf5dd0a43/library/std/src/panicking.rs:298:22 [INFO] [stdout] 9: 0x6053147247b8 - std::panicking::default_hook::hf1aee4d1a1a53629 [INFO] [stdout] at /rustc/7af779037716ae4125ceabb429791b4cf5dd0a43/library/std/src/panicking.rs:322:9 [INFO] [stdout] 10: 0x6053146ed4e5 - as core::ops::function::Fn>::call::h863d5366fd8956b9 [INFO] [stdout] at /rustc/7af779037716ae4125ceabb429791b4cf5dd0a43/library/alloc/src/boxed.rs:2030:9 [INFO] [stdout] 11: 0x6053146ed4e5 - test::test_main::{{closure}}::h069467131d9eccce [INFO] [stdout] at /rustc/7af779037716ae4125ceabb429791b4cf5dd0a43/library/test/src/lib.rs:135:21 [INFO] [stdout] 12: 0x605314725493 - as core::ops::function::Fn>::call::h4d850f4eb7d2da54 [INFO] [stdout] at /rustc/7af779037716ae4125ceabb429791b4cf5dd0a43/library/alloc/src/boxed.rs:2030:9 [INFO] [stdout] 13: 0x605314725493 - std::panicking::rust_panic_with_hook::h8442779a6bb2c045 [INFO] [stdout] at /rustc/7af779037716ae4125ceabb429791b4cf5dd0a43/library/std/src/panicking.rs:839:13 [INFO] [stdout] 14: 0x60531472514a - std::panicking::begin_panic_handler::{{closure}}::h5fc7eacd91180541 [INFO] [stdout] at /rustc/7af779037716ae4125ceabb429791b4cf5dd0a43/library/std/src/panicking.rs:704:13 [INFO] [stdout] 15: 0x605314723a89 - std::sys::backtrace::__rust_end_short_backtrace::h83d61fb88e4c1551 [INFO] [stdout] at /rustc/7af779037716ae4125ceabb429791b4cf5dd0a43/library/std/src/sys/backtrace.rs:168:18 [INFO] [stdout] 16: 0x605314724ddd - rust_begin_unwind [INFO] [stdout] at /rustc/7af779037716ae4125ceabb429791b4cf5dd0a43/library/std/src/panicking.rs:695:5 [INFO] [stdout] 17: 0x605314749830 - core::panicking::panic_fmt::hcb1ec5c71ed9d2aa [INFO] [stdout] at /rustc/7af779037716ae4125ceabb429791b4cf5dd0a43/library/core/src/panicking.rs:75:14 [INFO] [stdout] 18: 0x605314749c32 - core::panicking::assert_failed_inner::h9d7033879b3fdb7b [INFO] [stdout] 19: 0x6053146ade48 - core::panicking::assert_failed::h8954c5d6fca6f1ad [INFO] [stdout] at /rustc/7af779037716ae4125ceabb429791b4cf5dd0a43/library/core/src/panicking.rs:380:5 [INFO] [stdout] 20: 0x6053146b3285 - leest::worked_problems::top_k_frequent_elements::tests::working::h739c42d9b228cb17 [INFO] [stdout] at /opt/rustwide/workdir/src/worked_problems/top_k_frequent_elements.rs:44:9 [INFO] [stdout] 21: 0x6053146b2e47 - leest::worked_problems::top_k_frequent_elements::tests::working::{{closure}}::h14f7584c3b3d3981 [INFO] [stdout] at /opt/rustwide/workdir/src/worked_problems/top_k_frequent_elements.rs:42:17 [INFO] [stdout] 22: 0x6053146b04a6 - core::ops::function::FnOnce::call_once::h288fcc124198b593 [INFO] [stdout] at /rustc/7af779037716ae4125ceabb429791b4cf5dd0a43/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 23: 0x6053146f2cfb - core::ops::function::FnOnce::call_once::h4f53344eaef367a7 [INFO] [stdout] at /rustc/7af779037716ae4125ceabb429791b4cf5dd0a43/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 24: 0x6053146f2cfb - test::__rust_begin_short_backtrace::hd74e5b45349ae0eb [INFO] [stdout] at /rustc/7af779037716ae4125ceabb429791b4cf5dd0a43/library/test/src/lib.rs:637:18 [INFO] [stdout] 25: 0x6053146f1b58 - test::run_test_in_process::{{closure}}::h464496cd0c1c7008 [INFO] [stdout] at /rustc/7af779037716ae4125ceabb429791b4cf5dd0a43/library/test/src/lib.rs:660:60 [INFO] [stdout] 26: 0x6053146f1b58 - as core::ops::function::FnOnce<()>>::call_once::h783dbf339886dbb5 [INFO] [stdout] at /rustc/7af779037716ae4125ceabb429791b4cf5dd0a43/library/core/src/panic/unwind_safe.rs:272:9 [INFO] [stdout] 27: 0x6053146f1b58 - std::panicking::try::do_call::h939d38eaf9984278 [INFO] [stdout] at /rustc/7af779037716ae4125ceabb429791b4cf5dd0a43/library/std/src/panicking.rs:587:40 [INFO] [stdout] 28: 0x6053146f1b58 - std::panicking::try::h7462749e6e425b58 [INFO] [stdout] at /rustc/7af779037716ae4125ceabb429791b4cf5dd0a43/library/std/src/panicking.rs:550:19 [INFO] [stdout] 29: 0x6053146f1b58 - std::panic::catch_unwind::hd7e0994ef35a8a51 [INFO] [stdout] at /rustc/7af779037716ae4125ceabb429791b4cf5dd0a43/library/std/src/panic.rs:358:14 [INFO] [stdout] 30: 0x6053146f1b58 - test::run_test_in_process::hf0a6730e4eaf615d [INFO] [stdout] at /rustc/7af779037716ae4125ceabb429791b4cf5dd0a43/library/test/src/lib.rs:660:27 [INFO] [stdout] 31: 0x6053146f1b58 - test::run_test::{{closure}}::h6563d57083dce3d5 [INFO] [stdout] at /rustc/7af779037716ae4125ceabb429791b4cf5dd0a43/library/test/src/lib.rs:581:43 [INFO] [stdout] 32: 0x6053146b4ad5 - test::run_test::{{closure}}::hd77e8481970892f0 [INFO] [stdout] at /rustc/7af779037716ae4125ceabb429791b4cf5dd0a43/library/test/src/lib.rs:611:41 [INFO] [stdout] 33: 0x6053146b4ad5 - std::sys::backtrace::__rust_begin_short_backtrace::h3affc308abe149f2 [INFO] [stdout] at /rustc/7af779037716ae4125ceabb429791b4cf5dd0a43/library/std/src/sys/backtrace.rs:152:18 [INFO] [stdout] 34: 0x6053146b847a - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h0bcb7f1fc989ad90 [INFO] [stdout] at /rustc/7af779037716ae4125ceabb429791b4cf5dd0a43/library/std/src/thread/mod.rs:559:17 [INFO] [stdout] 35: 0x6053146b847a - as core::ops::function::FnOnce<()>>::call_once::h7f1d3c81251e8f39 [INFO] [stdout] at /rustc/7af779037716ae4125ceabb429791b4cf5dd0a43/library/core/src/panic/unwind_safe.rs:272:9 [INFO] [stdout] 36: 0x6053146b847a - std::panicking::try::do_call::ha04f8c9df155cd96 [INFO] [stdout] at /rustc/7af779037716ae4125ceabb429791b4cf5dd0a43/library/std/src/panicking.rs:587:40 [INFO] [stdout] 37: 0x6053146b847a - std::panicking::try::hbac6309ffcaaa153 [INFO] [stdout] at /rustc/7af779037716ae4125ceabb429791b4cf5dd0a43/library/std/src/panicking.rs:550:19 [INFO] [stdout] 38: 0x6053146b847a - std::panic::catch_unwind::h05df0eec2faa6d0d [INFO] [stdout] at /rustc/7af779037716ae4125ceabb429791b4cf5dd0a43/library/std/src/panic.rs:358:14 [INFO] [stdout] 39: 0x6053146b847a - std::thread::Builder::spawn_unchecked_::{{closure}}::h0931fb094701c63d [INFO] [stdout] at /rustc/7af779037716ae4125ceabb429791b4cf5dd0a43/library/std/src/thread/mod.rs:557:30 [INFO] [stdout] 40: 0x6053146b847a - core::ops::function::FnOnce::call_once{{vtable.shim}}::h58033be664b55387 [INFO] [stdout] at /rustc/7af779037716ae4125ceabb429791b4cf5dd0a43/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 41: 0x6053147292ab - as core::ops::function::FnOnce>::call_once::hc2b66a72ea953e16 [INFO] [stdout] at /rustc/7af779037716ae4125ceabb429791b4cf5dd0a43/library/alloc/src/boxed.rs:2016:9 [INFO] [stdout] 42: 0x6053147292ab - as core::ops::function::FnOnce>::call_once::h64ac890f18adb1a4 [INFO] [stdout] at /rustc/7af779037716ae4125ceabb429791b4cf5dd0a43/library/alloc/src/boxed.rs:2016:9 [INFO] [stdout] 43: 0x6053147292ab - std::sys::pal::unix::thread::Thread::new::thread_start::h8744afc3d48ab12e [INFO] [stdout] at /rustc/7af779037716ae4125ceabb429791b4cf5dd0a43/library/std/src/sys/pal/unix/thread.rs:106:17 [INFO] [stdout] 44: 0x75a3225abac3 - [INFO] [stdout] 45: 0x75a32263ca04 - clone [INFO] [stdout] 46: 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 0.08s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "a7ac1ba4e57ba1358faa041d3301323b8d5cb7b772889128fa008b9a98e893e6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a7ac1ba4e57ba1358faa041d3301323b8d5cb7b772889128fa008b9a98e893e6", kill_on_drop: false }` [INFO] [stdout] a7ac1ba4e57ba1358faa041d3301323b8d5cb7b772889128fa008b9a98e893e6