[INFO] cloning repository https://github.com/Langingsing/smart-dict
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Langingsing/smart-dict" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLangingsing%2Fsmart-dict", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLangingsing%2Fsmart-dict'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 12c1f8fac9a1b6b747b737e2117dfe01eed78e5d
[INFO] checking Langingsing/smart-dict against 1.95.0 for pr-155915
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLangingsing%2Fsmart-dict" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Langingsing/smart-dict
[INFO] finished tweaking git repo https://github.com/Langingsing/smart-dict
[INFO] tweaked toml for git repo https://github.com/Langingsing/smart-dict written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Langingsing/smart-dict on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Langingsing/smart-dict 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" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
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[INFO] [stderr]    Compiling futures-macro v0.3.25
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[INFO] [stdout] warning: method `get_char` is never used
[INFO] [stdout]   --> src/trie.rs:38:10
[INFO] [stdout]    |
[INFO] [stdout] 17 | impl CodeCursor {
[INFO] [stdout]    | --------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 38 |   pub fn get_char(&self, index: usize) -> Option<char> {
[INFO] [stdout]    |          ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `find_a_child_starts_with` is never used
[INFO] [stdout]    --> src/trie.rs:356:6
[INFO] [stdout]     |
[INFO] [stdout] 191 | impl Trie {
[INFO] [stdout]     | --------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 356 |   fn find_a_child_starts_with(&self, ch: char) -> Option<&Self> {
[INFO] [stdout]     |      ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/trie.rs:98:19
[INFO] [stdout]    |
[INFO] [stdout] 98 |   pub fn children(&self) -> Values<Code, Self> {
[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] 98 |   pub fn children(&self) -> Values<'_, Code, Self> {
[INFO] [stdout]    |                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/trie.rs:102:19
[INFO] [stdout]     |
[INFO] [stdout] 102 |   fn children_mut(&mut self) -> ValuesMut<Code, Self> {
[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] 102 |   fn children_mut(&mut self) -> ValuesMut<'_, Code, Self> {
[INFO] [stdout]     |                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/trie.rs:122:16
[INFO] [stdout]     |
[INFO] [stdout] 122 |   pub fn edges(&self) -> Keys<Code, Self> {
[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] 122 |   pub fn edges(&self) -> Keys<'_, Code, Self> {
[INFO] [stdout]     |                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/trie.rs:126:16
[INFO] [stdout]     |
[INFO] [stdout] 126 |   pub fn nodes(&self) -> Nodes {
[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] 126 |   pub fn nodes(&self) -> Nodes<'_> {
[INFO] [stdout]     |                               ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/trie.rs:130:17
[INFO] [stdout]     |
[INFO] [stdout] 130 |   pub fn bubble(&self) -> Bubble {
[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] 130 |   pub fn bubble(&self) -> Bubble<'_> {
[INFO] [stdout]     |                                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/trie.rs:201:21
[INFO] [stdout]     |
[INFO] [stdout] 201 |   pub fn candidates(&self) -> Chain<Iter<Word>, FlatMap<Values<Code, Trie>, Iter<Word>, fn(&Trie) -> Iter<Word>>> {
[INFO] [stdout]     |                     ^^^^^           ^^^^^^^^^^          ^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                     |               |                   |
[INFO] [stdout]     |                     |               |                   the same lifetime is hidden here
[INFO] [stdout]     |                     |               the same lifetime is hidden here
[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] 201 |   pub fn candidates(&self) -> Chain<Iter<'_, Word>, FlatMap<Values<'_, Code, Trie>, Iter<'_, Word>, fn(&Trie) -> Iter<Word>>> {
[INFO] [stdout]     |                                          +++                       +++                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/trie.rs:417:19
[INFO] [stdout]     |
[INFO] [stdout] 417 |   pub fn rev_dict(&self) -> RevDict {
[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] 417 |   pub fn rev_dict(&self) -> RevDict<'_> {
[INFO] [stdout]     |                                    ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_char` is never used
[INFO] [stdout]   --> src/trie.rs:38:10
[INFO] [stdout]    |
[INFO] [stdout] 17 | impl CodeCursor {
[INFO] [stdout]    | --------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 38 |   pub fn get_char(&self, index: usize) -> Option<char> {
[INFO] [stdout]    |          ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `find_a_child_starts_with` is never used
[INFO] [stdout]    --> src/trie.rs:356:6
[INFO] [stdout]     |
[INFO] [stdout] 191 | impl Trie {
[INFO] [stdout]     | --------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 356 |   fn find_a_child_starts_with(&self, ch: char) -> Option<&Self> {
[INFO] [stdout]     |      ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/trie.rs:98:19
[INFO] [stdout]    |
[INFO] [stdout] 98 |   pub fn children(&self) -> Values<Code, Self> {
[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] 98 |   pub fn children(&self) -> Values<'_, Code, Self> {
[INFO] [stdout]    |                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/trie.rs:102:19
[INFO] [stdout]     |
[INFO] [stdout] 102 |   fn children_mut(&mut self) -> ValuesMut<Code, Self> {
[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] 102 |   fn children_mut(&mut self) -> ValuesMut<'_, Code, Self> {
[INFO] [stdout]     |                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/trie.rs:122:16
[INFO] [stdout]     |
[INFO] [stdout] 122 |   pub fn edges(&self) -> Keys<Code, Self> {
[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] 122 |   pub fn edges(&self) -> Keys<'_, Code, Self> {
[INFO] [stdout]     |                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/trie.rs:126:16
[INFO] [stdout]     |
[INFO] [stdout] 126 |   pub fn nodes(&self) -> Nodes {
[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] 126 |   pub fn nodes(&self) -> Nodes<'_> {
[INFO] [stdout]     |                               ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/trie.rs:130:17
[INFO] [stdout]     |
[INFO] [stdout] 130 |   pub fn bubble(&self) -> Bubble {
[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] 130 |   pub fn bubble(&self) -> Bubble<'_> {
[INFO] [stdout]     |                                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/trie.rs:201:21
[INFO] [stdout]     |
[INFO] [stdout] 201 |   pub fn candidates(&self) -> Chain<Iter<Word>, FlatMap<Values<Code, Trie>, Iter<Word>, fn(&Trie) -> Iter<Word>>> {
[INFO] [stdout]     |                     ^^^^^           ^^^^^^^^^^          ^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                     |               |                   |
[INFO] [stdout]     |                     |               |                   the same lifetime is hidden here
[INFO] [stdout]     |                     |               the same lifetime is hidden here
[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] 201 |   pub fn candidates(&self) -> Chain<Iter<'_, Word>, FlatMap<Values<'_, Code, Trie>, Iter<'_, Word>, fn(&Trie) -> Iter<Word>>> {
[INFO] [stdout]     |                                          +++                       +++                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/trie.rs:417:19
[INFO] [stdout]     |
[INFO] [stdout] 417 |   pub fn rev_dict(&self) -> RevDict {
[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] 417 |   pub fn rev_dict(&self) -> RevDict<'_> {
[INFO] [stdout]     |                                    ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/fileman.rs:16:22
[INFO] [stdout]    |
[INFO] [stdout] 16 | fn remove_lines_sync(mut file: File, mut lines: impl Iterator<Item=usize>) {
[INFO] [stdout]    |                      ----^^^^
[INFO] [stdout]    |                      |
[INFO] [stdout]    |                      help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/fileman.rs:16:38
[INFO] [stdout]    |
[INFO] [stdout] 16 | fn remove_lines_sync(mut file: File, mut lines: impl Iterator<Item=usize>) {
[INFO] [stdout]    |                                      ----^^^^^
[INFO] [stdout]    |                                      |
[INFO] [stdout]    |                                      help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/fileman.rs:21:7
[INFO] [stdout]    |
[INFO] [stdout] 21 |   let mut reader = BufReader::new(file);
[INFO] [stdout]    |       ----^^^^^^
[INFO] [stdout]    |       |
[INFO] [stdout]    |       help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/fileman.rs:81:9
[INFO] [stdout]    |
[INFO] [stdout] 81 |     let mut file = File::create(PATH).unwrap();
[INFO] [stdout]    |         ----^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/fileman.rs:16:22
[INFO] [stdout]    |
[INFO] [stdout] 16 | fn remove_lines_sync(mut file: File, mut lines: impl Iterator<Item=usize>) {
[INFO] [stdout]    |                      ----^^^^
[INFO] [stdout]    |                      |
[INFO] [stdout]    |                      help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/fileman.rs:16:38
[INFO] [stdout]    |
[INFO] [stdout] 16 | fn remove_lines_sync(mut file: File, mut lines: impl Iterator<Item=usize>) {
[INFO] [stdout]    |                                      ----^^^^^
[INFO] [stdout]    |                                      |
[INFO] [stdout]    |                                      help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/fileman.rs:21:7
[INFO] [stdout]    |
[INFO] [stdout] 21 |   let mut reader = BufReader::new(file);
[INFO] [stdout]    |       ----^^^^^^
[INFO] [stdout]    |       |
[INFO] [stdout]    |       help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `SCHEMA` is never used
[INFO] [stdout]   --> src/main.rs:13:7
[INFO] [stdout]    |
[INFO] [stdout] 13 | const SCHEMA: &str = "xkjd6";
[INFO] [stdout]    |       ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `open_read_and_write` is never used
[INFO] [stdout]  --> src/fileman.rs:8:4
[INFO] [stdout]   |
[INFO] [stdout] 8 | fn open_read_and_write(path: impl AsRef<Path>) -> io::Result<File> {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `make` is never used
[INFO] [stdout]   --> src/fileman.rs:80:6
[INFO] [stdout]    |
[INFO] [stdout] 80 |   fn make() {
[INFO] [stdout]    |      ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `SCHEMA` is never used
[INFO] [stdout]   --> src/main.rs:13:7
[INFO] [stdout]    |
[INFO] [stdout] 13 | const SCHEMA: &str = "xkjd6";
[INFO] [stdout]    |       ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `open_read_and_write` is never used
[INFO] [stdout]  --> src/fileman.rs:8:4
[INFO] [stdout]   |
[INFO] [stdout] 8 | fn open_read_and_write(path: impl AsRef<Path>) -> io::Result<File> {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `remove_lines_sync` is never used
[INFO] [stdout]   --> src/fileman.rs:16:4
[INFO] [stdout]    |
[INFO] [stdout] 16 | fn remove_lines_sync(mut file: File, mut lines: impl Iterator<Item=usize>) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 18.44s
[INFO] running `Command { std: "docker" "inspect" "77f7ba4a3399c10191b2cefca1fc2da07da8ac9bdcb81772d39d0999109697df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77f7ba4a3399c10191b2cefca1fc2da07da8ac9bdcb81772d39d0999109697df", kill_on_drop: false }`
[INFO] [stdout] 77f7ba4a3399c10191b2cefca1fc2da07da8ac9bdcb81772d39d0999109697df
