[INFO] fetching crate md_converter 0.9.7...
[INFO] testing md_converter-0.9.7 against try#b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b for pr-145330-1
[INFO] extracting crate md_converter 0.9.7 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate md_converter 0.9.7
[INFO] finished tweaking crates.io crate md_converter 0.9.7
[INFO] tweaked toml for crates.io crate md_converter 0.9.7 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate md_converter 0.9.7 on toolchain b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate md_converter 0.9.7 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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3613c80c4597c2de6b6b3412cfcdca89fbf88a6970f5580ded24cb40b6dd46e6
[INFO] running `Command { std: "docker" "start" "-a" "3613c80c4597c2de6b6b3412cfcdca89fbf88a6970f5580ded24cb40b6dd46e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3613c80c4597c2de6b6b3412cfcdca89fbf88a6970f5580ded24cb40b6dd46e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3613c80c4597c2de6b6b3412cfcdca89fbf88a6970f5580ded24cb40b6dd46e6", kill_on_drop: false }`
[INFO] [stdout] 3613c80c4597c2de6b6b3412cfcdca89fbf88a6970f5580ded24cb40b6dd46e6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d8a42b3b65a189fa02bea2eb5d814fd98c9c1a678afb3eb73f6b2b7af24d8c18
[INFO] running `Command { std: "docker" "start" "-a" "d8a42b3b65a189fa02bea2eb5d814fd98c9c1a678afb3eb73f6b2b7af24d8c18", kill_on_drop: false }`
[INFO] [stderr]    Compiling md_converter v0.9.7 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated method `std::slice::<impl [T]>::connect`: renamed to join
[INFO] [stdout]  --> src/converter/headers.rs:6:18
[INFO] [stdout]   |
[INFO] [stdout] 6 |         res[1..].connect(" "),
[INFO] [stdout]   |                  ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]   |
[INFO] [stdout] 6 -         res[1..].connect(" "),
[INFO] [stdout] 6 +         res[1..].join(" "),
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `md`
[INFO] [stdout]  --> src/converter/blockquote_horizontal_rules.rs:8:29
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub fn maek_horizontal_rule(md: &str) -> String {
[INFO] [stdout]   |                             ^^ help: if this is intentional, prefix it with an underscore: `_md`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> src/converter/code_blocks.rs:3:24
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn make_code_block(mut md: &str) -> String {
[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 variable: `x`
[INFO] [stdout]   --> src/converter/lists.rs:76:14
[INFO] [stdout]    |
[INFO] [stdout] 76 |         Some(x) => true,
[INFO] [stdout]    |              ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/converter/lists.rs:106:36
[INFO] [stdout]     |
[INFO] [stdout] 106 | pub fn is_same_list(current: &str, mut previus: &str) -> bool {
[INFO] [stdout]     |                                    ----^^^^^^^
[INFO] [stdout]     |                                    |
[INFO] [stdout]     |                                    help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `last_li_index`
[INFO] [stdout]   --> src/lib.rs:21:17
[INFO] [stdout]    |
[INFO] [stdout] 21 |         let mut last_li_index: usize = 1;
[INFO] [stdout]    |                 ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_last_li_index`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/lib.rs:21:13
[INFO] [stdout]    |
[INFO] [stdout] 21 |         let mut last_li_index: usize = 1;
[INFO] [stdout]    |             ----^^^^^^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `maek_horizontal_rule` is never used
[INFO] [stdout]  --> src/converter/blockquote_horizontal_rules.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub fn maek_horizontal_rule(md: &str) -> String {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `define_lang` is never used
[INFO] [stdout]  --> src/converter/code_blocks.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn define_lang() {}
[INFO] [stdout]   |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `make_code_block` is never used
[INFO] [stdout]  --> src/converter/code_blocks.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn make_code_block(mut md: &str) -> String {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `help` is never used
[INFO] [stdout]  --> src/converter/help.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn help() {
[INFO] [stdout]   |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_indent_len` is never used
[INFO] [stdout]   --> src/converter/lists.rs:44:8
[INFO] [stdout]    |
[INFO] [stdout] 44 | pub fn get_indent_len(md: &str) -> i32 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_same_list` is never used
[INFO] [stdout]    --> src/converter/lists.rs:106:8
[INFO] [stdout]     |
[INFO] [stdout] 106 | pub fn is_same_list(current: &str, mut previus: &str) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::slice::<impl [T]>::connect`: renamed to join
[INFO] [stdout]  --> src/converter/headers.rs:6:18
[INFO] [stdout]   |
[INFO] [stdout] 6 |         res[1..].connect(" "),
[INFO] [stdout]   |                  ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]   |
[INFO] [stdout] 6 -         res[1..].connect(" "),
[INFO] [stdout] 6 +         res[1..].join(" "),
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::slice::<impl [T]>::connect`: renamed to join
[INFO] [stdout]    --> src/main.rs:132:32
[INFO] [stdout]     |
[INFO] [stdout] 132 |     write_file(&convert(lines).connect("\n"));
[INFO] [stdout]     |                                ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]     |
[INFO] [stdout] 132 -     write_file(&convert(lines).connect("\n"));
[INFO] [stdout] 132 +     write_file(&convert(lines).join("\n"));
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `md`
[INFO] [stdout]  --> src/converter/blockquote_horizontal_rules.rs:8:29
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub fn maek_horizontal_rule(md: &str) -> String {
[INFO] [stdout]   |                             ^^ help: if this is intentional, prefix it with an underscore: `_md`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> src/converter/code_blocks.rs:3:24
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn make_code_block(mut md: &str) -> String {
[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 variable: `x`
[INFO] [stdout]   --> src/converter/lists.rs:76:14
[INFO] [stdout]    |
[INFO] [stdout] 76 |         Some(x) => true,
[INFO] [stdout]    |              ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/converter/lists.rs:106:36
[INFO] [stdout]     |
[INFO] [stdout] 106 | pub fn is_same_list(current: &str, mut previus: &str) -> bool {
[INFO] [stdout]     |                                    ----^^^^^^^
[INFO] [stdout]     |                                    |
[INFO] [stdout]     |                                    help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `last_li_index`
[INFO] [stdout]   --> src/main.rs:28:17
[INFO] [stdout]    |
[INFO] [stdout] 28 |         let mut last_li_index: usize = 1;
[INFO] [stdout]    |                 ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_last_li_index`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:28:13
[INFO] [stdout]    |
[INFO] [stdout] 28 |         let mut last_li_index: usize = 1;
[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/main.rs:130:9
[INFO] [stdout]     |
[INFO] [stdout] 130 |     let mut lines = read_file(&path);
[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/main.rs:136:9
[INFO] [stdout]     |
[INFO] [stdout] 136 |     let mut file = File::open(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/main.rs:137:9
[INFO] [stdout]     |
[INFO] [stdout] 137 |     let mut reader = BufReader::new(file);
[INFO] [stdout]     |         ----^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `maek_horizontal_rule` is never used
[INFO] [stdout]  --> src/converter/blockquote_horizontal_rules.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub fn maek_horizontal_rule(md: &str) -> String {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `define_lang` is never used
[INFO] [stdout]  --> src/converter/code_blocks.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn define_lang() {}
[INFO] [stdout]   |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `make_code_block` is never used
[INFO] [stdout]  --> src/converter/code_blocks.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn make_code_block(mut md: &str) -> String {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `help` is never used
[INFO] [stdout]  --> src/converter/help.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn help() {
[INFO] [stdout]   |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_indent_len` is never used
[INFO] [stdout]   --> src/converter/lists.rs:44:8
[INFO] [stdout]    |
[INFO] [stdout] 44 | pub fn get_indent_len(md: &str) -> i32 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_same_list` is never used
[INFO] [stdout]    --> src/converter/lists.rs:106:8
[INFO] [stdout]     |
[INFO] [stdout] 106 | pub fn is_same_list(current: &str, mut previus: &str) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:142:5
[INFO] [stdout]     |
[INFO] [stdout] 142 |     fs::write("index.html", data);
[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] 142 |     let _ = fs::write("index.html", data);
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.88s
[INFO] running `Command { std: "docker" "inspect" "d8a42b3b65a189fa02bea2eb5d814fd98c9c1a678afb3eb73f6b2b7af24d8c18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8a42b3b65a189fa02bea2eb5d814fd98c9c1a678afb3eb73f6b2b7af24d8c18", kill_on_drop: false }`
[INFO] [stdout] d8a42b3b65a189fa02bea2eb5d814fd98c9c1a678afb3eb73f6b2b7af24d8c18
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4b9eaae2a506a0126327a66e6203cae9aeb73c2c746fd2a11c01a9ebaa073ed4
[INFO] running `Command { std: "docker" "start" "-a" "4b9eaae2a506a0126327a66e6203cae9aeb73c2c746fd2a11c01a9ebaa073ed4", kill_on_drop: false }`
[INFO] [stdout] warning: use of deprecated method `std::slice::<impl [T]>::connect`: renamed to join
[INFO] [stdout]  --> src/converter/headers.rs:6:18
[INFO] [stdout]   |
[INFO] [stdout] 6 |         res[1..].connect(" "),
[INFO] [stdout]   |                  ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]   |
[INFO] [stdout] 6 -         res[1..].connect(" "),
[INFO] [stdout] 6 +         res[1..].join(" "),
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling md_converter v0.9.7 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `md`
[INFO] [stdout]  --> src/converter/blockquote_horizontal_rules.rs:8:29
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub fn maek_horizontal_rule(md: &str) -> String {
[INFO] [stdout]   |                             ^^ help: if this is intentional, prefix it with an underscore: `_md`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> src/converter/code_blocks.rs:3:24
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn make_code_block(mut md: &str) -> String {
[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 variable: `x`
[INFO] [stdout]   --> src/converter/lists.rs:76:14
[INFO] [stdout]    |
[INFO] [stdout] 76 |         Some(x) => true,
[INFO] [stdout]    |              ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/converter/lists.rs:106:36
[INFO] [stdout]     |
[INFO] [stdout] 106 | pub fn is_same_list(current: &str, mut previus: &str) -> bool {
[INFO] [stdout]     |                                    ----^^^^^^^
[INFO] [stdout]     |                                    |
[INFO] [stdout]     |                                    help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `last_li_index`
[INFO] [stdout]   --> src/lib.rs:21:17
[INFO] [stdout]    |
[INFO] [stdout] 21 |         let mut last_li_index: usize = 1;
[INFO] [stdout]    |                 ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_last_li_index`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/lib.rs:21:13
[INFO] [stdout]    |
[INFO] [stdout] 21 |         let mut last_li_index: usize = 1;
[INFO] [stdout]    |             ----^^^^^^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `maek_horizontal_rule` is never used
[INFO] [stdout]  --> src/converter/blockquote_horizontal_rules.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub fn maek_horizontal_rule(md: &str) -> String {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `define_lang` is never used
[INFO] [stdout]  --> src/converter/code_blocks.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn define_lang() {}
[INFO] [stdout]   |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `make_code_block` is never used
[INFO] [stdout]  --> src/converter/code_blocks.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn make_code_block(mut md: &str) -> String {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `help` is never used
[INFO] [stdout]  --> src/converter/help.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn help() {
[INFO] [stdout]   |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_indent_len` is never used
[INFO] [stdout]   --> src/converter/lists.rs:44:8
[INFO] [stdout]    |
[INFO] [stdout] 44 | pub fn get_indent_len(md: &str) -> i32 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_same_list` is never used
[INFO] [stdout]    --> src/converter/lists.rs:106:8
[INFO] [stdout]     |
[INFO] [stdout] 106 | pub fn is_same_list(current: &str, mut previus: &str) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::slice::<impl [T]>::connect`: renamed to join
[INFO] [stdout]  --> src/converter/headers.rs:6:18
[INFO] [stdout]   |
[INFO] [stdout] 6 |         res[1..].connect(" "),
[INFO] [stdout]   |                  ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]   |
[INFO] [stdout] 6 -         res[1..].connect(" "),
[INFO] [stdout] 6 +         res[1..].join(" "),
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::slice::<impl [T]>::connect`: renamed to join
[INFO] [stdout]  --> src/converter/headers.rs:6:18
[INFO] [stdout]   |
[INFO] [stdout] 6 |         res[1..].connect(" "),
[INFO] [stdout]   |                  ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]   |
[INFO] [stdout] 6 -         res[1..].connect(" "),
[INFO] [stdout] 6 +         res[1..].join(" "),
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `md`
[INFO] [stdout]  --> src/converter/blockquote_horizontal_rules.rs:8:29
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub fn maek_horizontal_rule(md: &str) -> String {
[INFO] [stdout]   |                             ^^ help: if this is intentional, prefix it with an underscore: `_md`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> src/converter/code_blocks.rs:3:24
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn make_code_block(mut md: &str) -> String {
[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: use of deprecated method `std::slice::<impl [T]>::connect`: renamed to join
[INFO] [stdout]    --> src/main.rs:132:32
[INFO] [stdout]     |
[INFO] [stdout] 132 |     write_file(&convert(lines).connect("\n"));
[INFO] [stdout]     |                                ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]     |
[INFO] [stdout] 132 -     write_file(&convert(lines).connect("\n"));
[INFO] [stdout] 132 +     write_file(&convert(lines).join("\n"));
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `md`
[INFO] [stdout]  --> src/converter/blockquote_horizontal_rules.rs:8:29
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub fn maek_horizontal_rule(md: &str) -> String {
[INFO] [stdout]   |                             ^^ help: if this is intentional, prefix it with an underscore: `_md`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> src/converter/code_blocks.rs:3:24
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn make_code_block(mut md: &str) -> String {
[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 variable: `x`
[INFO] [stdout]   --> src/converter/lists.rs:76:14
[INFO] [stdout]    |
[INFO] [stdout] 76 |         Some(x) => true,
[INFO] [stdout]    |              ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/converter/lists.rs:106:36
[INFO] [stdout]     |
[INFO] [stdout] 106 | pub fn is_same_list(current: &str, mut previus: &str) -> bool {
[INFO] [stdout]     |                                    ----^^^^^^^
[INFO] [stdout]     |                                    |
[INFO] [stdout]     |                                    help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `last_li_index`
[INFO] [stdout]   --> src/lib.rs:21:17
[INFO] [stdout]    |
[INFO] [stdout] 21 |         let mut last_li_index: usize = 1;
[INFO] [stdout]    |                 ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_last_li_index`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/lib.rs:21:13
[INFO] [stdout]    |
[INFO] [stdout] 21 |         let mut last_li_index: usize = 1;
[INFO] [stdout]    |             ----^^^^^^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `maek_horizontal_rule` is never used
[INFO] [stdout]  --> src/converter/blockquote_horizontal_rules.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub fn maek_horizontal_rule(md: &str) -> String {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `define_lang` is never used
[INFO] [stdout]  --> src/converter/code_blocks.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn define_lang() {}
[INFO] [stdout]   |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `make_code_block` is never used
[INFO] [stdout]  --> src/converter/code_blocks.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn make_code_block(mut md: &str) -> String {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `help` is never used
[INFO] [stdout]  --> src/converter/help.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn help() {
[INFO] [stdout]   |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_indent_len` is never used
[INFO] [stdout]   --> src/converter/lists.rs:44:8
[INFO] [stdout]    |
[INFO] [stdout] 44 | pub fn get_indent_len(md: &str) -> i32 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_same_list` is never used
[INFO] [stdout]    --> src/converter/lists.rs:106:8
[INFO] [stdout]     |
[INFO] [stdout] 106 | pub fn is_same_list(current: &str, mut previus: &str) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]   --> src/converter/lists.rs:76:14
[INFO] [stdout]    |
[INFO] [stdout] 76 |         Some(x) => true,
[INFO] [stdout]    |              ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/converter/lists.rs:106:36
[INFO] [stdout]     |
[INFO] [stdout] 106 | pub fn is_same_list(current: &str, mut previus: &str) -> bool {
[INFO] [stdout]     |                                    ----^^^^^^^
[INFO] [stdout]     |                                    |
[INFO] [stdout]     |                                    help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `last_li_index`
[INFO] [stdout]   --> src/main.rs:28:17
[INFO] [stdout]    |
[INFO] [stdout] 28 |         let mut last_li_index: usize = 1;
[INFO] [stdout]    |                 ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_last_li_index`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:28:13
[INFO] [stdout]    |
[INFO] [stdout] 28 |         let mut last_li_index: usize = 1;
[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/main.rs:130:9
[INFO] [stdout]     |
[INFO] [stdout] 130 |     let mut lines = read_file(&path);
[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/main.rs:136:9
[INFO] [stdout]     |
[INFO] [stdout] 136 |     let mut file = File::open(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/main.rs:137:9
[INFO] [stdout]     |
[INFO] [stdout] 137 |     let mut reader = BufReader::new(file);
[INFO] [stdout]     |         ----^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `maek_horizontal_rule` is never used
[INFO] [stdout]  --> src/converter/blockquote_horizontal_rules.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub fn maek_horizontal_rule(md: &str) -> String {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `define_lang` is never used
[INFO] [stdout]  --> src/converter/code_blocks.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn define_lang() {}
[INFO] [stdout]   |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `make_code_block` is never used
[INFO] [stdout]  --> src/converter/code_blocks.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn make_code_block(mut md: &str) -> String {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `help` is never used
[INFO] [stdout]  --> src/converter/help.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn help() {
[INFO] [stdout]   |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_indent_len` is never used
[INFO] [stdout]   --> src/converter/lists.rs:44:8
[INFO] [stdout]    |
[INFO] [stdout] 44 | pub fn get_indent_len(md: &str) -> i32 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_same_list` is never used
[INFO] [stdout]    --> src/converter/lists.rs:106:8
[INFO] [stdout]     |
[INFO] [stdout] 106 | pub fn is_same_list(current: &str, mut previus: &str) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:142:5
[INFO] [stdout]     |
[INFO] [stdout] 142 |     fs::write("index.html", data);
[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] 142 |     let _ = fs::write("index.html", data);
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.32s
[INFO] running `Command { std: "docker" "inspect" "4b9eaae2a506a0126327a66e6203cae9aeb73c2c746fd2a11c01a9ebaa073ed4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b9eaae2a506a0126327a66e6203cae9aeb73c2c746fd2a11c01a9ebaa073ed4", kill_on_drop: false }`
[INFO] [stdout] 4b9eaae2a506a0126327a66e6203cae9aeb73c2c746fd2a11c01a9ebaa073ed4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e1a6a1dc5c08a22957d9e5a098a78d1a77ee2a7196ed7393cb7e1a6f45e1ab38
[INFO] running `Command { std: "docker" "start" "-a" "e1a6a1dc5c08a22957d9e5a098a78d1a77ee2a7196ed7393cb7e1a6f45e1ab38", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated method `std::slice::<impl [T]>::connect`: renamed to join
[INFO] [stderr]  --> src/converter/headers.rs:6:18
[INFO] [stderr]   |
[INFO] [stderr] 6 |         res[1..].connect(" "),
[INFO] [stderr]   |                  ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] help: replace the use of the deprecated method
[INFO] [stderr]   |
[INFO] [stderr] 6 -         res[1..].connect(" "),
[INFO] [stderr] 6 +         res[1..].join(" "),
[INFO] [stderr]   |
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `md`
[INFO] [stderr]  --> src/converter/blockquote_horizontal_rules.rs:8:29
[INFO] [stderr]   |
[INFO] [stderr] 8 | pub fn maek_horizontal_rule(md: &str) -> String {
[INFO] [stderr]   |                             ^^ help: if this is intentional, prefix it with an underscore: `_md`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]  --> src/converter/code_blocks.rs:3:24
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub fn make_code_block(mut md: &str) -> String {
[INFO] [stderr]   |                        ----^^
[INFO] [stderr]   |                        |
[INFO] [stderr]   |                        help: remove this `mut`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `x`
[INFO] [stderr]   --> src/converter/lists.rs:76:14
[INFO] [stderr]    |
[INFO] [stderr] 76 |         Some(x) => true,
[INFO] [stderr]    |              ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/converter/lists.rs:106:36
[INFO] [stderr]     |
[INFO] [stderr] 106 | pub fn is_same_list(current: &str, mut previus: &str) -> bool {
[INFO] [stderr]     |                                    ----^^^^^^^
[INFO] [stderr]     |                                    |
[INFO] [stderr]     |                                    help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `last_li_index`
[INFO] [stderr]   --> src/lib.rs:21:17
[INFO] [stderr]    |
[INFO] [stderr] 21 |         let mut last_li_index: usize = 1;
[INFO] [stderr]    |                 ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_last_li_index`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/lib.rs:21:13
[INFO] [stderr]    |
[INFO] [stderr] 21 |         let mut last_li_index: usize = 1;
[INFO] [stderr]    |             ----^^^^^^^^^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: function `maek_horizontal_rule` is never used
[INFO] [stderr]  --> src/converter/blockquote_horizontal_rules.rs:8:8
[INFO] [stderr]   |
[INFO] [stderr] 8 | pub fn maek_horizontal_rule(md: &str) -> String {
[INFO] [stderr]   |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `define_lang` is never used
[INFO] [stderr]  --> src/converter/code_blocks.rs:1:4
[INFO] [stderr]   |
[INFO] [stderr] 1 | fn define_lang() {}
[INFO] [stderr]   |    ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `make_code_block` is never used
[INFO] [stderr]  --> src/converter/code_blocks.rs:3:8
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub fn make_code_block(mut md: &str) -> String {
[INFO] [stderr]   |        ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `help` is never used
[INFO] [stderr]  --> src/converter/help.rs:1:8
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub fn help() {
[INFO] [stderr]   |        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `get_indent_len` is never used
[INFO] [stderr]   --> src/converter/lists.rs:44:8
[INFO] [stderr]    |
[INFO] [stderr] 44 | pub fn get_indent_len(md: &str) -> i32 {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `is_same_list` is never used
[INFO] [stderr]    --> src/converter/lists.rs:106:8
[INFO] [stderr]     |
[INFO] [stderr] 106 | pub fn is_same_list(current: &str, mut previus: &str) -> bool {
[INFO] [stderr]     |        ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `md_converter` (lib) generated 13 warnings (run `cargo fix --lib -p md_converter` to apply 4 suggestions)
[INFO] [stderr] warning: use of deprecated method `std::slice::<impl [T]>::connect`: renamed to join
[INFO] [stderr]    --> src/main.rs:132:32
[INFO] [stderr]     |
[INFO] [stderr] 132 |     write_file(&convert(lines).connect("\n"));
[INFO] [stderr]     |                                ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] help: replace the use of the deprecated method
[INFO] [stderr]     |
[INFO] [stderr] 132 -     write_file(&convert(lines).connect("\n"));
[INFO] [stderr] 132 +     write_file(&convert(lines).join("\n"));
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `last_li_index`
[INFO] [stderr]   --> src/main.rs:28:17
[INFO] [stderr]    |
[INFO] [stderr] 28 |         let mut last_li_index: usize = 1;
[INFO] [stderr]    |                 ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_last_li_index`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:28:13
[INFO] [stderr]    |
[INFO] [stderr] 28 |         let mut last_li_index: usize = 1;
[INFO] [stderr]    |             ----^^^^^^^^^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:130:9
[INFO] [stderr]     |
[INFO] [stderr] 130 |     let mut lines = read_file(&path);
[INFO] [stderr]     |         ----^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:136:9
[INFO] [stderr]     |
[INFO] [stderr] 136 |     let mut file = File::open(path).unwrap();
[INFO] [stderr]     |         ----^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:137:9
[INFO] [stderr]     |
[INFO] [stderr] 137 |     let mut reader = BufReader::new(file);
[INFO] [stderr]     |         ----^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stdout] running 0 tests
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stdout] 
[INFO] [stderr]    --> src/main.rs:142:5
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]     |
[INFO] [stdout] 
[INFO] [stderr] 142 |     fs::write("index.html", data);
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 142 |     let _ = fs::write("index.html", data);
[INFO] [stderr]     |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `md_converter` (bin "md_converter" test) generated 18 warnings (11 duplicates) (run `cargo fix --bin "md_converter" --tests` to apply 5 suggestions)
[INFO] [stderr] warning: `md_converter` (lib test) generated 13 warnings (13 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/md_converter-0228d158c6733dab)
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/md_converter-e426f75b6282706e)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests md_converter
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e1a6a1dc5c08a22957d9e5a098a78d1a77ee2a7196ed7393cb7e1a6f45e1ab38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1a6a1dc5c08a22957d9e5a098a78d1a77ee2a7196ed7393cb7e1a6f45e1ab38", kill_on_drop: false }`
[INFO] [stdout] e1a6a1dc5c08a22957d9e5a098a78d1a77ee2a7196ed7393cb7e1a6f45e1ab38