[INFO] cloning repository https://github.com/maxbeutel/rust-ascii-art [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/maxbeutel/rust-ascii-art" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaxbeutel%2Frust-ascii-art", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaxbeutel%2Frust-ascii-art'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 2021f741c9dea91ad36ccad393acb602c4a20efe [INFO] testing maxbeutel/rust-ascii-art against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaxbeutel%2Frust-ascii-art" "/workspace/builds/worker-64/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-64/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/maxbeutel/rust-ascii-art on toolchain 62efba8a050c64249dab942951bb28f710208bc8 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/maxbeutel/rust-ascii-art [INFO] finished tweaking git repo https://github.com/maxbeutel/rust-ascii-art [INFO] tweaked toml for git repo https://github.com/maxbeutel/rust-ascii-art written to /workspace/builds/worker-64/source/Cargo.toml [INFO] crate git repo https://github.com/maxbeutel/rust-ascii-art already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d5327a5fb112cffb25470010598456a4fe1c3fb86df27dec3bb43755589ea4e9 [INFO] running `Command { std: "docker" "start" "-a" "d5327a5fb112cffb25470010598456a4fe1c3fb86df27dec3bb43755589ea4e9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d5327a5fb112cffb25470010598456a4fe1c3fb86df27dec3bb43755589ea4e9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d5327a5fb112cffb25470010598456a4fe1c3fb86df27dec3bb43755589ea4e9", kill_on_drop: false }` [INFO] [stdout] d5327a5fb112cffb25470010598456a4fe1c3fb86df27dec3bb43755589ea4e9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4a7ad62a59853b5f553b85f6ad3e31e6c5fb4e1d63d5ec23579cd523c95ec63d [INFO] running `Command { std: "docker" "start" "-a" "4a7ad62a59853b5f553b85f6ad3e31e6c5fb4e1d63d5ec23579cd523c95ec63d", kill_on_drop: false }` [INFO] [stderr] Compiling ascii-art v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/main.rs:26:10 [INFO] [stdout] | [INFO] [stdout] 26 | }; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:49:90 [INFO] [stdout] | [INFO] [stdout] 49 | fn get_max_coord_from_coords<'a, I: Iterator>(coords: I, pluck_fn: &Fn(&Coords) -> u32) -> u32 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Coords) -> u32` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:66:43 [INFO] [stdout] | [INFO] [stdout] 66 | struct CombinedObject(Dimensions, Vec>); [INFO] [stdout] | ^^^^^^^^^ help: use `dyn`: `dyn Plottable` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:300:40 [INFO] [stdout] | [INFO] [stdout] 300 | let mut contained_objects: Vec> = vec![]; [INFO] [stdout] | ^^^^^^^^^ help: use `dyn`: `dyn Plottable` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:312:16 [INFO] [stdout] | [INFO] [stdout] 312 | fn plot(a: Box) -> Canvas { [INFO] [stdout] | ^^^^^^^^^ help: use `dyn`: `dyn Plottable` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Canvas` [INFO] [stdout] --> src/main.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | Canvas, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `from_dimensions` [INFO] [stdout] --> src/main.rs:22:8 [INFO] [stdout] | [INFO] [stdout] 22 | fn from_dimensions(dimensions: Dimensions) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `coords_from_index` [INFO] [stdout] --> src/main.rs:23:12 [INFO] [stdout] | [INFO] [stdout] 23 | fn coords_from_index(i: u32, dimensions: Dimensions) -> Coords { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `from_coords` [INFO] [stdout] --> src/main.rs:41:8 [INFO] [stdout] | [INFO] [stdout] 41 | fn from_coords(coords: &Vec) -> Dimensions { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `get_max_coord_from_coords` [INFO] [stdout] --> src/main.rs:49:8 [INFO] [stdout] | [INFO] [stdout] 49 | fn get_max_coord_from_coords<'a, I: Iterator>(coords: I, pluck_fn: &Fn(&Coords) -> u32) -> u32 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `rotate` [INFO] [stdout] --> src/main.rs:120:8 [INFO] [stdout] | [INFO] [stdout] 120 | fn rotate(line: Line, rotation_center: Coords) -> Line { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/main.rs:174:8 [INFO] [stdout] | [INFO] [stdout] 174 | fn new(start: Coords, end: Coords) -> Line { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/main.rs:247:8 [INFO] [stdout] | [INFO] [stdout] 247 | fn new(point: Coords, radius: u32) -> Circle { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `combine` [INFO] [stdout] --> src/main.rs:299:4 [INFO] [stdout] | [INFO] [stdout] 299 | fn combine(a: Box, b: Box) -> CombinedObject { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `plot` [INFO] [stdout] --> src/main.rs:312:4 [INFO] [stdout] | [INFO] [stdout] 312 | fn plot(a: Box) -> Canvas { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `draw` [INFO] [stdout] --> src/main.rs:327:4 [INFO] [stdout] | [INFO] [stdout] 327 | fn draw(canvas: Canvas) { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `fixtures_diagonal_line_ltr` [INFO] [stdout] --> src/main.rs:345:4 [INFO] [stdout] | [INFO] [stdout] 345 | fn fixtures_diagonal_line_ltr() -> Line { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `fixtures_horizontal_line` [INFO] [stdout] --> src/main.rs:349:4 [INFO] [stdout] | [INFO] [stdout] 349 | fn fixtures_horizontal_line() -> Line { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `fixtures_vertical_line` [INFO] [stdout] --> src/main.rs:353:4 [INFO] [stdout] | [INFO] [stdout] 353 | fn fixtures_vertical_line() -> Line { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `fixtures_circle` [INFO] [stdout] --> src/main.rs:357:4 [INFO] [stdout] | [INFO] [stdout] 357 | fn fixtures_circle() -> Circle { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 20 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.86s [INFO] running `Command { std: "docker" "inspect" "4a7ad62a59853b5f553b85f6ad3e31e6c5fb4e1d63d5ec23579cd523c95ec63d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4a7ad62a59853b5f553b85f6ad3e31e6c5fb4e1d63d5ec23579cd523c95ec63d", kill_on_drop: false }` [INFO] [stdout] 4a7ad62a59853b5f553b85f6ad3e31e6c5fb4e1d63d5ec23579cd523c95ec63d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6d73390aaca3d2353d12ebe1d5b3b214f35c8a31b54aad6f962499c1bb8c43d2 [INFO] running `Command { std: "docker" "start" "-a" "6d73390aaca3d2353d12ebe1d5b3b214f35c8a31b54aad6f962499c1bb8c43d2", kill_on_drop: false }` [INFO] [stderr] Compiling ascii-art v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/main.rs:26:10 [INFO] [stdout] | [INFO] [stdout] 26 | }; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:49:90 [INFO] [stdout] | [INFO] [stdout] 49 | fn get_max_coord_from_coords<'a, I: Iterator>(coords: I, pluck_fn: &Fn(&Coords) -> u32) -> u32 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Coords) -> u32` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:66:43 [INFO] [stdout] | [INFO] [stdout] 66 | struct CombinedObject(Dimensions, Vec>); [INFO] [stdout] | ^^^^^^^^^ help: use `dyn`: `dyn Plottable` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:300:40 [INFO] [stdout] | [INFO] [stdout] 300 | let mut contained_objects: Vec> = vec![]; [INFO] [stdout] | ^^^^^^^^^ help: use `dyn`: `dyn Plottable` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:312:16 [INFO] [stdout] | [INFO] [stdout] 312 | fn plot(a: Box) -> Canvas { [INFO] [stdout] | ^^^^^^^^^ help: use `dyn`: `dyn Plottable` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `draw` [INFO] [stdout] --> src/main.rs:327:4 [INFO] [stdout] | [INFO] [stdout] 327 | fn draw(canvas: Canvas) { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.64s [INFO] running `Command { std: "docker" "inspect" "6d73390aaca3d2353d12ebe1d5b3b214f35c8a31b54aad6f962499c1bb8c43d2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6d73390aaca3d2353d12ebe1d5b3b214f35c8a31b54aad6f962499c1bb8c43d2", kill_on_drop: false }` [INFO] [stdout] 6d73390aaca3d2353d12ebe1d5b3b214f35c8a31b54aad6f962499c1bb8c43d2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] e9e0909073119178f15bd6b15c7a16681a7c5a3e7a12b03be172dba4c8252ada [INFO] running `Command { std: "docker" "start" "-a" "e9e0909073119178f15bd6b15c7a16681a7c5a3e7a12b03be172dba4c8252ada", kill_on_drop: false }` [INFO] [stderr] warning: unnecessary trailing semicolon [INFO] [stderr] --> src/main.rs:26:10 [INFO] [stderr] | [INFO] [stderr] 26 | }; [INFO] [stderr] | ^ help: remove this semicolon [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:49:90 [INFO] [stderr] | [INFO] [stderr] 49 | fn get_max_coord_from_coords<'a, I: Iterator>(coords: I, pluck_fn: &Fn(&Coords) -> u32) -> u32 { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Coords) -> u32` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:66:43 [INFO] [stderr] | [INFO] [stderr] 66 | struct CombinedObject(Dimensions, Vec>); [INFO] [stderr] | ^^^^^^^^^ help: use `dyn`: `dyn Plottable` [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:300:40 [INFO] [stderr] | [INFO] [stderr] 300 | let mut contained_objects: Vec> = vec![]; [INFO] [stderr] | ^^^^^^^^^ help: use `dyn`: `dyn Plottable` [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:312:16 [INFO] [stderr] | [INFO] [stderr] 312 | fn plot(a: Box) -> Canvas { [INFO] [stderr] | ^^^^^^^^^ help: use `dyn`: `dyn Plottable` [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] [INFO] [stderr] warning: function is never used: `draw` [INFO] [stderr] --> src/main.rs:327:4 [INFO] [stderr] | [INFO] [stderr] 327 | fn draw(canvas: Canvas) { [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `ascii-art` (bin "ascii-art" test) generated 6 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/ascii_art-6f4921537a0e74d1) [INFO] [stdout] [INFO] [stdout] running 15 tests [INFO] [stdout] test test_combine_expands_dimensions_to_fit_largest_object_line ... ok [INFO] [stdout] test test_combine_expands_dimensions_to_fit_largest_object_circle ... ok [INFO] [stdout] test test_new_diagonal_line_right_to_left ... ok [INFO] [stdout] test test_get_dimension_from_coords ... ok [INFO] [stdout] test test_new_diagonal_line_left_to_right ... ok [INFO] [stdout] test test_new_horizontal_line_2 ... ok [INFO] [stdout] test test_new_horizontal_line_1 ... ok [INFO] [stdout] test test_new_circle ... ok [INFO] [stdout] test test_new_vertical_line ... ok [INFO] [stdout] test test_plot_circle ... ok [INFO] [stdout] test test_plot_line ... ok [INFO] [stdout] test test_rotate_line_horizontal_to_vertical ... ok [INFO] [stdout] test test_plot_merged_object ... ok [INFO] [stdout] test test_rotate_line_vertical_to_horizontal ... ok [INFO] [stdout] test test_plot_horizontal_line ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "e9e0909073119178f15bd6b15c7a16681a7c5a3e7a12b03be172dba4c8252ada", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e9e0909073119178f15bd6b15c7a16681a7c5a3e7a12b03be172dba4c8252ada", kill_on_drop: false }` [INFO] [stdout] e9e0909073119178f15bd6b15c7a16681a7c5a3e7a12b03be172dba4c8252ada