[INFO] cloning repository https://github.com/lrshsl/deca-editor
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lrshsl/deca-editor" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flrshsl%2Fdeca-editor", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flrshsl%2Fdeca-editor'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6e17a0c0af37fff39c58fca708c113686957b623
[INFO] checking lrshsl/deca-editor against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flrshsl%2Fdeca-editor" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/lrshsl/deca-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/lrshsl/deca-editor
[INFO] finished tweaking git repo https://github.com/lrshsl/deca-editor
[INFO] tweaked toml for git repo https://github.com/lrshsl/deca-editor written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/lrshsl/deca-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-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] d612ac9ac3dbc0133c34c30ed55822d2571d1f1efe285d6c41c8da1f0642649d
[INFO] running `Command { std: "docker" "start" "-a" "d612ac9ac3dbc0133c34c30ed55822d2571d1f1efe285d6c41c8da1f0642649d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d612ac9ac3dbc0133c34c30ed55822d2571d1f1efe285d6c41c8da1f0642649d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d612ac9ac3dbc0133c34c30ed55822d2571d1f1efe285d6c41c8da1f0642649d", kill_on_drop: false }`
[INFO] [stdout] d612ac9ac3dbc0133c34c30ed55822d2571d1f1efe285d6c41c8da1f0642649d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 23fcec417350f93b182ee670175d15aed64a6f2bbe32766983e9feeff269af1a
[INFO] running `Command { std: "docker" "start" "-a" "23fcec417350f93b182ee670175d15aed64a6f2bbe32766983e9feeff269af1a", kill_on_drop: false }`
[INFO] [stderr]     Checking memchr v2.7.2
[INFO] [stderr]     Checking regex-syntax v0.8.3
[INFO] [stderr]     Checking log v0.4.21
[INFO] [stderr]     Checking numtoa v0.1.0
[INFO] [stderr]     Checking anstream v0.6.13
[INFO] [stderr]     Checking termion v3.0.0
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]     Checking regex-automata v0.4.6
[INFO] [stderr]     Checking regex v1.10.4
[INFO] [stderr]     Checking env_filter v0.1.0
[INFO] [stderr]     Checking env_logger v0.11.3
[INFO] [stderr]     Checking deca v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `log::info`
[INFO] [stdout]  --> src/stdio_utils.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use log::info;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `termion` is imported redundantly
[INFO] [stdout]  --> src/stdio_utils.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     self, cursor::DetectCursorPos as _, event::Key, input::TermRead as _, terminal_size,
[INFO] [stdout]   |     ^^^^ the item `termion` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `log::info`
[INFO] [stdout]  --> src/stdio_utils.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use log::info;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `termion` is imported redundantly
[INFO] [stdout]  --> src/stdio_utils.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     self, cursor::DetectCursorPos as _, event::Key, input::TermRead as _, terminal_size,
[INFO] [stdout]   |     ^^^^ the item `termion` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Select` is never constructed
[INFO] [stdout]   --> src/editor/mod.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 9  | pub enum Mode {
[INFO] [stdout]    |          ---- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 12 |     Select,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Mode` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `colemak` is never used
[INFO] [stdout]   --> src/editor/settings.rs:30:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl Settings {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 30 |     pub fn colemak() -> Self {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Executable` is never used
[INFO] [stdout]  --> src/editor/editor_functions.rs:5:18
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub(crate) trait Executable {
[INFO] [stdout]   |                  ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Write` and `OpenFile` are never constructed
[INFO] [stdout]   --> src/editor/editor_functions.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 9  | pub(crate) enum EditorCommand {
[INFO] [stdout]    |                 ------------- variants in this enum
[INFO] [stdout] 10 |     Exit,
[INFO] [stdout] 11 |     Write,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 12 |     OpenFile,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `ScrOp` is never used
[INFO] [stdout]   --> src/stdio_utils.rs:12:10
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub enum ScrOp {
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/stdio_utils.rs:23:9
[INFO] [stdout]    |
[INFO] [stdout] 23 |         $crate::stdio_utils::msg(&format!($($arg)*))
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/editor/buffer.rs:17:9
[INFO] [stdout]    |
[INFO] [stdout] 17 |         msg!("inserted {x} {y}: {}", self[y - 1]);
[INFO] [stdout]    |         ----------------------------------------- in this macro invocation
[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]    = note: this warning originates in the macro `msg` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 23 |         let _ = $crate::stdio_utils::msg(&format!($($arg)*))
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/stdio_utils.rs:23:9
[INFO] [stdout]    |
[INFO] [stdout] 23 |         $crate::stdio_utils::msg(&format!($($arg)*))
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/editor/buffer.rs:21:9
[INFO] [stdout]    |
[INFO] [stdout] 21 |         msg!("removed {x} {y}");
[INFO] [stdout]    |         ----------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: this warning originates in the macro `msg` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 23 |         let _ = $crate::stdio_utils::msg(&format!($($arg)*))
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/stdio_utils.rs:30:9
[INFO] [stdout]    |
[INFO] [stdout] 30 |         $crate::stdio_utils::warn(&format!($($arg)*))
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/editor/buffer.rs:23:13
[INFO] [stdout]    |
[INFO] [stdout] 23 |             warn!("cannot delete newline character");
[INFO] [stdout]    |             ---------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: this warning originates in the macro `warn` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 30 |         let _ = $crate::stdio_utils::warn(&format!($($arg)*))
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/stdio_utils.rs:23:9
[INFO] [stdout]    |
[INFO] [stdout] 23 |         $crate::stdio_utils::msg(&format!($($arg)*))
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/editor/buffer.rs:28:13
[INFO] [stdout]    |
[INFO] [stdout] 28 |             msg!("removed {} {}: {}", x - 1, y - 1, self[y - 1]);
[INFO] [stdout]    |             ---------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: this warning originates in the macro `msg` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 23 |         let _ = $crate::stdio_utils::msg(&format!($($arg)*))
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/stdio_utils.rs:30:9
[INFO] [stdout]    |
[INFO] [stdout] 30 |         $crate::stdio_utils::warn(&format!($($arg)*))
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/editor/buffer.rs:30:13
[INFO] [stdout]    |
[INFO] [stdout] 30 |             warn!("cannot delete character at {x} {y}");
[INFO] [stdout]    |             ------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: this warning originates in the macro `warn` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 30 |         let _ = $crate::stdio_utils::warn(&format!($($arg)*))
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Select` is never constructed
[INFO] [stdout]   --> src/editor/mod.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 9  | pub enum Mode {
[INFO] [stdout]    |          ---- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 12 |     Select,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Mode` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `colemak` is never used
[INFO] [stdout]   --> src/editor/settings.rs:30:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl Settings {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 30 |     pub fn colemak() -> Self {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Executable` is never used
[INFO] [stdout]  --> src/editor/editor_functions.rs:5:18
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub(crate) trait Executable {
[INFO] [stdout]   |                  ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Write` and `OpenFile` are never constructed
[INFO] [stdout]   --> src/editor/editor_functions.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 9  | pub(crate) enum EditorCommand {
[INFO] [stdout]    |                 ------------- variants in this enum
[INFO] [stdout] 10 |     Exit,
[INFO] [stdout] 11 |     Write,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 12 |     OpenFile,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `ScrOp` is never used
[INFO] [stdout]   --> src/stdio_utils.rs:12:10
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub enum ScrOp {
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/stdio_utils.rs:23:9
[INFO] [stdout]    |
[INFO] [stdout] 23 |         $crate::stdio_utils::msg(&format!($($arg)*))
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/editor/buffer.rs:17:9
[INFO] [stdout]    |
[INFO] [stdout] 17 |         msg!("inserted {x} {y}: {}", self[y - 1]);
[INFO] [stdout]    |         ----------------------------------------- in this macro invocation
[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]    = note: this warning originates in the macro `msg` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 23 |         let _ = $crate::stdio_utils::msg(&format!($($arg)*))
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/stdio_utils.rs:23:9
[INFO] [stdout]    |
[INFO] [stdout] 23 |         $crate::stdio_utils::msg(&format!($($arg)*))
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/editor/buffer.rs:21:9
[INFO] [stdout]    |
[INFO] [stdout] 21 |         msg!("removed {x} {y}");
[INFO] [stdout]    |         ----------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: this warning originates in the macro `msg` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 23 |         let _ = $crate::stdio_utils::msg(&format!($($arg)*))
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/stdio_utils.rs:30:9
[INFO] [stdout]    |
[INFO] [stdout] 30 |         $crate::stdio_utils::warn(&format!($($arg)*))
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/editor/buffer.rs:23:13
[INFO] [stdout]    |
[INFO] [stdout] 23 |             warn!("cannot delete newline character");
[INFO] [stdout]    |             ---------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: this warning originates in the macro `warn` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 30 |         let _ = $crate::stdio_utils::warn(&format!($($arg)*))
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/stdio_utils.rs:23:9
[INFO] [stdout]    |
[INFO] [stdout] 23 |         $crate::stdio_utils::msg(&format!($($arg)*))
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/editor/buffer.rs:28:13
[INFO] [stdout]    |
[INFO] [stdout] 28 |             msg!("removed {} {}: {}", x - 1, y - 1, self[y - 1]);
[INFO] [stdout]    |             ---------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: this warning originates in the macro `msg` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 23 |         let _ = $crate::stdio_utils::msg(&format!($($arg)*))
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/stdio_utils.rs:30:9
[INFO] [stdout]    |
[INFO] [stdout] 30 |         $crate::stdio_utils::warn(&format!($($arg)*))
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/editor/buffer.rs:30:13
[INFO] [stdout]    |
[INFO] [stdout] 30 |             warn!("cannot delete character at {x} {y}");
[INFO] [stdout]    |             ------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: this warning originates in the macro `warn` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 30 |         let _ = $crate::stdio_utils::warn(&format!($($arg)*))
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.78s
[INFO] running `Command { std: "docker" "inspect" "23fcec417350f93b182ee670175d15aed64a6f2bbe32766983e9feeff269af1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23fcec417350f93b182ee670175d15aed64a6f2bbe32766983e9feeff269af1a", kill_on_drop: false }`
[INFO] [stdout] 23fcec417350f93b182ee670175d15aed64a6f2bbe32766983e9feeff269af1a