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[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
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[INFO] building ChenRuiwei/least against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FChenRuiwei%2Fleast" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
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[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/ChenRuiwei/least
[INFO] finished tweaking git repo https://github.com/ChenRuiwei/least
[INFO] tweaked toml for git repo https://github.com/ChenRuiwei/least written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ChenRuiwei/least on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
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[INFO] crate git repo https://github.com/ChenRuiwei/least 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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stderr]    Compiling least v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the feature `slice_internals` is internal to the compiler or standard library
[INFO] [stdout]  --> src/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(slice_internals)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: using it is strongly discouraged
[INFO] [stdout]   = note: `#[warn(internal_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/app.rs:111:13
[INFO] [stdout]     |
[INFO] [stdout] 109 |             e @ (Event::NewLines(_) | Event::EOF) => self.opened_input_mut().handle_event(e)?,
[INFO] [stdout]     |                  ------------------------------- matches all the relevant values
[INFO] [stdout] 110 |             Event::Err(error) => return Err(error),
[INFO] [stdout] 111 |             Event::NewLines(items) => todo!(),
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^ no value can reach this
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/app.rs:112:13
[INFO] [stdout]     |
[INFO] [stdout] 109 |             e @ (Event::NewLines(_) | Event::EOF) => self.opened_input_mut().handle_event(e)?,
[INFO] [stdout]     |                  ------------------------------- matches all the relevant values
[INFO] [stdout] ...
[INFO] [stdout] 112 |             Event::EOF => todo!(),
[INFO] [stdout]     |             ^^^^^^^^^^ no value can reach this
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `items`
[INFO] [stdout]    --> src/app.rs:111:29
[INFO] [stdout]     |
[INFO] [stdout] 111 |             Event::NewLines(items) => todo!(),
[INFO] [stdout]     |                             ^^^^^ help: if this is intentional, prefix it with an underscore: `_items`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `term_half_height` is never used
[INFO] [stdout]    --> src/app.rs:172:8
[INFO] [stdout]     |
[INFO] [stdout]  54 | impl App {
[INFO] [stdout]     | -------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 172 |     fn term_half_height(&self) -> usize {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Search` and `Help` are never constructed
[INFO] [stdout]    --> src/app.rs:298:5
[INFO] [stdout]     |
[INFO] [stdout] 295 | pub enum AppMode {
[INFO] [stdout]     |          ------- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 298 |     Search,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 299 |     Help,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `AppMode` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `reached_eof` is never used
[INFO] [stdout]    --> src/input.rs:141:8
[INFO] [stdout]     |
[INFO] [stdout] 140 | impl OpenedInput {
[INFO] [stdout]     | ---------------- method in this implementation
[INFO] [stdout] 141 |     fn reached_eof(&self) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `GoToMain` is never constructed
[INFO] [stdout]   --> src/keys.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub enum Action {
[INFO] [stdout]    |          ------ variant in this enum
[INFO] [stdout] 13 |     GoToMain,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Action` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `count_lines` is never used
[INFO] [stdout]   --> src/utils.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub fn count_lines<R: Read>(reader: &mut R) -> Result<usize> {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/app.rs:226:21
[INFO] [stdout]     |
[INFO] [stdout] 226 |     fn opened_input(&self) -> Ref<OpenedInput> {
[INFO] [stdout]     |                     ^^^^^     ^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 226 |     fn opened_input(&self) -> Ref<'_, OpenedInput> {
[INFO] [stdout]     |                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/app.rs:230:25
[INFO] [stdout]     |
[INFO] [stdout] 230 |     fn opened_input_mut(&self) -> RefMut<OpenedInput> {
[INFO] [stdout]     |                         ^^^^^     ^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 230 |     fn opened_input_mut(&self) -> RefMut<'_, OpenedInput> {
[INFO] [stdout]     |                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 43.32s
[INFO] running `Command { std: "docker" "inspect" "26fbf40af8645a7f9d77d98243d0234246383a11494b0294e1234f5f29e0a048", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26fbf40af8645a7f9d77d98243d0234246383a11494b0294e1234f5f29e0a048", kill_on_drop: false }`
[INFO] [stdout] 26fbf40af8645a7f9d77d98243d0234246383a11494b0294e1234f5f29e0a048
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cbcb606fdfb7ba14e6d7ba61b35b767c90be8306d4856cbf5a0524d7285add5e
[INFO] running `Command { std: "docker" "start" "-a" "cbcb606fdfb7ba14e6d7ba61b35b767c90be8306d4856cbf5a0524d7285add5e", kill_on_drop: false }`
[INFO] [stderr]    Compiling least v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the feature `slice_internals` is internal to the compiler or standard library
[INFO] [stdout]  --> src/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(slice_internals)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: using it is strongly discouraged
[INFO] [stdout]   = note: `#[warn(internal_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/app.rs:111:13
[INFO] [stdout]     |
[INFO] [stdout] 109 |             e @ (Event::NewLines(_) | Event::EOF) => self.opened_input_mut().handle_event(e)?,
[INFO] [stdout]     |                  ------------------------------- matches all the relevant values
[INFO] [stdout] 110 |             Event::Err(error) => return Err(error),
[INFO] [stdout] 111 |             Event::NewLines(items) => todo!(),
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^ no value can reach this
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/app.rs:112:13
[INFO] [stdout]     |
[INFO] [stdout] 109 |             e @ (Event::NewLines(_) | Event::EOF) => self.opened_input_mut().handle_event(e)?,
[INFO] [stdout]     |                  ------------------------------- matches all the relevant values
[INFO] [stdout] ...
[INFO] [stdout] 112 |             Event::EOF => todo!(),
[INFO] [stdout]     |             ^^^^^^^^^^ no value can reach this
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `items`
[INFO] [stdout]    --> src/app.rs:111:29
[INFO] [stdout]     |
[INFO] [stdout] 111 |             Event::NewLines(items) => todo!(),
[INFO] [stdout]     |                             ^^^^^ help: if this is intentional, prefix it with an underscore: `_items`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `term_half_height` is never used
[INFO] [stdout]    --> src/app.rs:172:8
[INFO] [stdout]     |
[INFO] [stdout]  54 | impl App {
[INFO] [stdout]     | -------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 172 |     fn term_half_height(&self) -> usize {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Search` and `Help` are never constructed
[INFO] [stdout]    --> src/app.rs:298:5
[INFO] [stdout]     |
[INFO] [stdout] 295 | pub enum AppMode {
[INFO] [stdout]     |          ------- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 298 |     Search,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 299 |     Help,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `AppMode` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `reached_eof` is never used
[INFO] [stdout]    --> src/input.rs:141:8
[INFO] [stdout]     |
[INFO] [stdout] 140 | impl OpenedInput {
[INFO] [stdout]     | ---------------- method in this implementation
[INFO] [stdout] 141 |     fn reached_eof(&self) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `GoToMain` is never constructed
[INFO] [stdout]   --> src/keys.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub enum Action {
[INFO] [stdout]    |          ------ variant in this enum
[INFO] [stdout] 13 |     GoToMain,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Action` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `count_lines` is never used
[INFO] [stdout]   --> src/utils.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub fn count_lines<R: Read>(reader: &mut R) -> Result<usize> {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/app.rs:226:21
[INFO] [stdout]     |
[INFO] [stdout] 226 |     fn opened_input(&self) -> Ref<OpenedInput> {
[INFO] [stdout]     |                     ^^^^^     ^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 226 |     fn opened_input(&self) -> Ref<'_, OpenedInput> {
[INFO] [stdout]     |                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/app.rs:230:25
[INFO] [stdout]     |
[INFO] [stdout] 230 |     fn opened_input_mut(&self) -> RefMut<OpenedInput> {
[INFO] [stdout]     |                         ^^^^^     ^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 230 |     fn opened_input_mut(&self) -> RefMut<'_, OpenedInput> {
[INFO] [stdout]     |                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.96s
[INFO] running `Command { std: "docker" "inspect" "cbcb606fdfb7ba14e6d7ba61b35b767c90be8306d4856cbf5a0524d7285add5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cbcb606fdfb7ba14e6d7ba61b35b767c90be8306d4856cbf5a0524d7285add5e", kill_on_drop: false }`
[INFO] [stdout] cbcb606fdfb7ba14e6d7ba61b35b767c90be8306d4856cbf5a0524d7285add5e
