[INFO] cloning repository https://github.com/kana-rus/learn_editor [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kana-rus/learn_editor" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkana-rus%2Flearn_editor", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkana-rus%2Flearn_editor'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 46e2b1309020ea1058f850f683b2f8d6e9aee256 [INFO] checking kana-rus/learn_editor against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkana-rus%2Flearn_editor" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/kana-rus/learn_editor on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/kana-rus/learn_editor [INFO] finished tweaking git repo https://github.com/kana-rus/learn_editor [INFO] tweaked toml for git repo https://github.com/kana-rus/learn_editor written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/kana-rus/learn_editor 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 29417bab407e215b52fe17d7a1424a2b0bd51a0c2cd3dabb07a7c4b8bff3d789 [INFO] running `Command { std: "docker" "start" "-a" "29417bab407e215b52fe17d7a1424a2b0bd51a0c2cd3dabb07a7c4b8bff3d789", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "29417bab407e215b52fe17d7a1424a2b0bd51a0c2cd3dabb07a7c4b8bff3d789", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "29417bab407e215b52fe17d7a1424a2b0bd51a0c2cd3dabb07a7c4b8bff3d789", kill_on_drop: false }` [INFO] [stdout] 29417bab407e215b52fe17d7a1424a2b0bd51a0c2cd3dabb07a7c4b8bff3d789 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c00c07ec2c1263aa9c7e5537d6d9bbd9796520d2ea6eb71eab615376bcf6a2d4 [INFO] running `Command { std: "docker" "start" "-a" "c00c07ec2c1263aa9c7e5537d6d9bbd9796520d2ea6eb71eab615376bcf6a2d4", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.139 [INFO] [stderr] Compiling signal-hook v0.3.14 [INFO] [stderr] Compiling parking_lot_core v0.9.6 [INFO] [stderr] Checking smallvec v1.10.0 [INFO] [stderr] Compiling lock_api v0.4.9 [INFO] [stderr] Checking signal-hook-registry v1.4.0 [INFO] [stderr] Checking mio v0.8.5 [INFO] [stderr] Checking parking_lot v0.12.1 [INFO] [stderr] Checking signal-hook-mio v0.2.3 [INFO] [stderr] Checking crossterm v0.26.0 [INFO] [stderr] Checking learn_editor v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `buffer` is never read [INFO] [stdout] --> src/main.rs:35:5 [INFO] [stdout] | [INFO] [stdout] 33 | struct Editor { [INFO] [stdout] | ------ field in this struct [INFO] [stdout] 34 | config: Config, [INFO] [stdout] 35 | buffer: Buffer, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/buffer.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 7 | pub(crate) struct Buffer( [INFO] [stdout] | ------ field in this struct [INFO] [stdout] 8 | VecDeque [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 8 | () [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `indent` and `content` are never read [INFO] [stdout] --> src/buffer.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 10 | struct Line { [INFO] [stdout] | ---- fields in this struct [INFO] [stdout] 11 | indent: u16, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 12 | content: String, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `BufWriter` is never used [INFO] [stdout] --> src/buffer.rs:14:17 [INFO] [stdout] | [INFO] [stdout] 14 | pub(crate) enum BufWriter { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `line`, `line_mut`, `insert`, `delete`, and `enter` are never used [INFO] [stdout] --> src/buffer.rs:25:8 [INFO] [stdout] | [INFO] [stdout] 20 | impl Buffer { [INFO] [stdout] | ----------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 25 | fn line(&self, index: usize) -> Result<&Line> { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 32 | fn line_mut(&mut self, index: usize) -> Result<&mut Line> { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 40 | pub fn insert(&mut self, (x, y): (usize, usize), char: char) -> Result { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 46 | pub fn delete(&mut self, (x, y): (usize, usize)) -> Result { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 50 | pub fn enter(&mut self, (x, y): (usize, usize)) -> Result { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `set_y` is never used [INFO] [stdout] --> src/cursor.rs:29:12 [INFO] [stdout] | [INFO] [stdout] 6 | impl Cursor { [INFO] [stdout] | ----------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 29 | pub fn set_y(&mut self, new_y: usize) -> &mut Self { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `size` is never read [INFO] [stdout] --> src/window.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 4 | pub(crate) struct Window { [INFO] [stdout] | ------ field in this struct [INFO] [stdout] 5 | size: (u16, u16), [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `buffer` is never read [INFO] [stdout] --> src/main.rs:35:5 [INFO] [stdout] | [INFO] [stdout] 33 | struct Editor { [INFO] [stdout] | ------ field in this struct [INFO] [stdout] 34 | config: Config, [INFO] [stdout] 35 | buffer: Buffer, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/buffer.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 7 | pub(crate) struct Buffer( [INFO] [stdout] | ------ field in this struct [INFO] [stdout] 8 | VecDeque [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 8 | () [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `indent` and `content` are never read [INFO] [stdout] --> src/buffer.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 10 | struct Line { [INFO] [stdout] | ---- fields in this struct [INFO] [stdout] 11 | indent: u16, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 12 | content: String, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `BufWriter` is never used [INFO] [stdout] --> src/buffer.rs:14:17 [INFO] [stdout] | [INFO] [stdout] 14 | pub(crate) enum BufWriter { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `line`, `line_mut`, `insert`, `delete`, and `enter` are never used [INFO] [stdout] --> src/buffer.rs:25:8 [INFO] [stdout] | [INFO] [stdout] 20 | impl Buffer { [INFO] [stdout] | ----------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 25 | fn line(&self, index: usize) -> Result<&Line> { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 32 | fn line_mut(&mut self, index: usize) -> Result<&mut Line> { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 40 | pub fn insert(&mut self, (x, y): (usize, usize), char: char) -> Result { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 46 | pub fn delete(&mut self, (x, y): (usize, usize)) -> Result { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 50 | pub fn enter(&mut self, (x, y): (usize, usize)) -> Result { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `set_y` is never used [INFO] [stdout] --> src/cursor.rs:29:12 [INFO] [stdout] | [INFO] [stdout] 6 | impl Cursor { [INFO] [stdout] | ----------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 29 | pub fn set_y(&mut self, new_y: usize) -> &mut Self { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `size` is never read [INFO] [stdout] --> src/window.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 4 | pub(crate) struct Window { [INFO] [stdout] | ------ field in this struct [INFO] [stdout] 5 | size: (u16, u16), [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.07s [INFO] running `Command { std: "docker" "inspect" "c00c07ec2c1263aa9c7e5537d6d9bbd9796520d2ea6eb71eab615376bcf6a2d4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c00c07ec2c1263aa9c7e5537d6d9bbd9796520d2ea6eb71eab615376bcf6a2d4", kill_on_drop: false }` [INFO] [stdout] c00c07ec2c1263aa9c7e5537d6d9bbd9796520d2ea6eb71eab615376bcf6a2d4