[INFO] cloning repository https://github.com/btnguyenPersonal/rvim [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/btnguyenPersonal/rvim" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FbtnguyenPersonal%2Frvim", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FbtnguyenPersonal%2Frvim'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 96ec1aa850b87dc3024f979d339cf089d2f539b4 [INFO] checking btnguyenPersonal/rvim against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FbtnguyenPersonal%2Frvim" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/btnguyenPersonal/rvim 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/btnguyenPersonal/rvim [INFO] finished tweaking git repo https://github.com/btnguyenPersonal/rvim [INFO] tweaked toml for git repo https://github.com/btnguyenPersonal/rvim written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/btnguyenPersonal/rvim 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-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 78db01b5ec44e6d1c92591a8b13e042be3de41d039d07e48bac9e36fa903dc25 [INFO] running `Command { std: "docker" "start" "-a" "78db01b5ec44e6d1c92591a8b13e042be3de41d039d07e48bac9e36fa903dc25", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "78db01b5ec44e6d1c92591a8b13e042be3de41d039d07e48bac9e36fa903dc25", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "78db01b5ec44e6d1c92591a8b13e042be3de41d039d07e48bac9e36fa903dc25", kill_on_drop: false }` [INFO] [stdout] 78db01b5ec44e6d1c92591a8b13e042be3de41d039d07e48bac9e36fa903dc25 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] e1ebdecdb0c2af081352e6832f021c93f059ddfeeb7367b3671e12dae2cc454b [INFO] running `Command { std: "docker" "start" "-a" "e1ebdecdb0c2af081352e6832f021c93f059ddfeeb7367b3671e12dae2cc454b", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.127 [INFO] [stderr] Compiling log v0.4.17 [INFO] [stderr] Checking smallvec v1.9.0 [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Compiling parking_lot_core v0.9.3 [INFO] [stderr] Compiling signal-hook v0.3.14 [INFO] [stderr] Checking bitflags v1.3.2 [INFO] [stderr] Checking unicode-width v0.1.9 [INFO] [stderr] Checking cassowary v0.3.0 [INFO] [stderr] Checking unicode-segmentation v1.9.0 [INFO] [stderr] Checking lock_api v0.3.4 [INFO] [stderr] Compiling lock_api v0.4.7 [INFO] [stderr] Checking signal-hook-registry v1.4.0 [INFO] [stderr] Checking mio v0.8.4 [INFO] [stderr] Checking parking_lot_core v0.7.2 [INFO] [stderr] Checking mio v0.7.14 [INFO] [stderr] Checking parking_lot v0.12.1 [INFO] [stderr] Checking signal-hook v0.1.17 [INFO] [stderr] Checking parking_lot v0.10.2 [INFO] [stderr] Checking signal-hook-mio v0.2.3 [INFO] [stderr] Checking crossterm v0.17.7 [INFO] [stderr] Checking crossterm v0.23.2 [INFO] [stderr] Checking tui v0.18.0 [INFO] [stderr] Checking rvim v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:4:9 [INFO] [stdout] | [INFO] [stdout] 4 | let mut code_screen = screen::Screen::new(80, 24); [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: methods `set` and `get` are never used [INFO] [stdout] --> src/screen.rs:36:12 [INFO] [stdout] | [INFO] [stdout] 17 | impl Screen { [INFO] [stdout] | ----------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 36 | pub fn set(&mut self, c: usize, r: usize, newval: char) { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 43 | pub fn get(self, c: usize, r: usize) -> char { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/screen.rs:58:13 [INFO] [stdout] | [INFO] [stdout] 58 | / term.draw(|rect| { [INFO] [stdout] 59 | | let size = rect.size(); [INFO] [stdout] 60 | | let chunks = Layout::default() [INFO] [stdout] 61 | | .direction(Direction::Vertical) [INFO] [stdout] ... | [INFO] [stdout] 86 | | rect.render_widget(commands, chunks[2]); [INFO] [stdout] 87 | | }); [INFO] [stdout] | |______________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 58 | let _ = term.draw(|rect| { [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:4:9 [INFO] [stdout] | [INFO] [stdout] 4 | let mut code_screen = screen::Screen::new(80, 24); [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 `Result` that must be used [INFO] [stdout] --> src/screen.rs:58:13 [INFO] [stdout] | [INFO] [stdout] 58 | / term.draw(|rect| { [INFO] [stdout] 59 | | let size = rect.size(); [INFO] [stdout] 60 | | let chunks = Layout::default() [INFO] [stdout] 61 | | .direction(Direction::Vertical) [INFO] [stdout] ... | [INFO] [stdout] 86 | | rect.render_widget(commands, chunks[2]); [INFO] [stdout] 87 | | }); [INFO] [stdout] | |______________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 58 | let _ = term.draw(|rect| { [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.54s [INFO] running `Command { std: "docker" "inspect" "e1ebdecdb0c2af081352e6832f021c93f059ddfeeb7367b3671e12dae2cc454b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e1ebdecdb0c2af081352e6832f021c93f059ddfeeb7367b3671e12dae2cc454b", kill_on_drop: false }` [INFO] [stdout] e1ebdecdb0c2af081352e6832f021c93f059ddfeeb7367b3671e12dae2cc454b [INFO] checking btnguyenPersonal/rvim against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FbtnguyenPersonal%2Frvim" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/btnguyenPersonal/rvim on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/btnguyenPersonal/rvim [INFO] finished tweaking git repo https://github.com/btnguyenPersonal/rvim [INFO] tweaked toml for git repo https://github.com/btnguyenPersonal/rvim written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/btnguyenPersonal/rvim 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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 26dc35a8df8de7977f3f8edfb10db4f1161b8bd680e51e281ae53f56dae2145f [INFO] running `Command { std: "docker" "start" "-a" "26dc35a8df8de7977f3f8edfb10db4f1161b8bd680e51e281ae53f56dae2145f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "26dc35a8df8de7977f3f8edfb10db4f1161b8bd680e51e281ae53f56dae2145f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "26dc35a8df8de7977f3f8edfb10db4f1161b8bd680e51e281ae53f56dae2145f", kill_on_drop: false }` [INFO] [stdout] 26dc35a8df8de7977f3f8edfb10db4f1161b8bd680e51e281ae53f56dae2145f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 34ad0f63b1fb2d1e187708ac8fc45a094b5bac622b307a0c87592f3838948ded [INFO] running `Command { std: "docker" "start" "-a" "34ad0f63b1fb2d1e187708ac8fc45a094b5bac622b307a0c87592f3838948ded", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.127 [INFO] [stderr] Compiling log v0.4.17 [INFO] [stderr] Checking smallvec v1.9.0 [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Compiling signal-hook v0.3.14 [INFO] [stderr] Compiling parking_lot_core v0.9.3 [INFO] [stderr] Checking bitflags v1.3.2 [INFO] [stderr] Checking cassowary v0.3.0 [INFO] [stderr] Checking unicode-segmentation v1.9.0 [INFO] [stderr] Checking unicode-width v0.1.9 [INFO] [stderr] Checking lock_api v0.3.4 [INFO] [stderr] Compiling lock_api v0.4.7 [INFO] [stderr] Checking signal-hook-registry v1.4.0 [INFO] [stderr] Checking mio v0.8.4 [INFO] [stderr] Checking mio v0.7.14 [INFO] [stderr] Checking parking_lot_core v0.7.2 [INFO] [stderr] Checking parking_lot v0.12.1 [INFO] [stderr] Checking parking_lot v0.10.2 [INFO] [stderr] Checking signal-hook v0.1.17 [INFO] [stderr] Checking crossterm v0.17.7 [INFO] [stderr] Checking signal-hook-mio v0.2.3 [INFO] [stderr] Checking crossterm v0.23.2 [INFO] [stderr] Checking tui v0.18.0 [INFO] [stderr] Checking rvim v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:4:9 [INFO] [stdout] | [INFO] [stdout] 4 | let mut code_screen = screen::Screen::new(80, 24); [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: methods `set` and `get` are never used [INFO] [stdout] --> src/screen.rs:36:12 [INFO] [stdout] | [INFO] [stdout] 17 | impl Screen { [INFO] [stdout] | ----------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 36 | pub fn set(&mut self, c: usize, r: usize, newval: char) { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 43 | pub fn get(self, c: usize, r: usize) -> char { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/screen.rs:58:13 [INFO] [stdout] | [INFO] [stdout] 58 | / term.draw(|rect| { [INFO] [stdout] 59 | | let size = rect.size(); [INFO] [stdout] 60 | | let chunks = Layout::default() [INFO] [stdout] 61 | | .direction(Direction::Vertical) [INFO] [stdout] ... | [INFO] [stdout] 86 | | rect.render_widget(commands, chunks[2]); [INFO] [stdout] 87 | | }); [INFO] [stdout] | |______________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 58 | let _ = term.draw(|rect| { [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:4:9 [INFO] [stdout] | [INFO] [stdout] 4 | let mut code_screen = screen::Screen::new(80, 24); [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: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/screen.rs:58:13 [INFO] [stdout] | [INFO] [stdout] 58 | / term.draw(|rect| { [INFO] [stdout] 59 | | let size = rect.size(); [INFO] [stdout] 60 | | let chunks = Layout::default() [INFO] [stdout] 61 | | .direction(Direction::Vertical) [INFO] [stdout] ... | [INFO] [stdout] 86 | | rect.render_widget(commands, chunks[2]); [INFO] [stdout] 87 | | }); [INFO] [stdout] | |______________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 58 | let _ = term.draw(|rect| { [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.09s [INFO] running `Command { std: "docker" "inspect" "34ad0f63b1fb2d1e187708ac8fc45a094b5bac622b307a0c87592f3838948ded", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "34ad0f63b1fb2d1e187708ac8fc45a094b5bac622b307a0c87592f3838948ded", kill_on_drop: false }` [INFO] [stdout] 34ad0f63b1fb2d1e187708ac8fc45a094b5bac622b307a0c87592f3838948ded