[INFO] updating cached repository alan-andrade/tracker
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/alan-andrade/tracker
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/alan-andrade/tracker" "work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/alan-andrade/tracker"`
[INFO] [stderr] Cloning into 'work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/alan-andrade/tracker'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/alan-andrade/tracker" "work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/alan-andrade/tracker"`
[INFO] [stderr] Cloning into 'work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/alan-andrade/tracker'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 65572e142b119cf57bc6e41242b483ae934fef8d
[INFO] sha for GitHub repo alan-andrade/tracker: 65572e142b119cf57bc6e41242b483ae934fef8d
[INFO] validating manifest of alan-andrade/tracker on toolchain master#0f88167f89fffe321590c5148f21b7d51d44388d
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of alan-andrade/tracker on toolchain try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing alan-andrade/tracker
[INFO] finished frobbing alan-andrade/tracker
[INFO] frobbed toml for alan-andrade/tracker written to work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/alan-andrade/tracker/Cargo.toml
[INFO] started frobbing alan-andrade/tracker
[INFO] finished frobbing alan-andrade/tracker
[INFO] frobbed toml for alan-andrade/tracker written to work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/alan-andrade/tracker/Cargo.toml
[INFO] crate alan-andrade/tracker already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] error: the lock file /mnt/big/crater/work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/alan-andrade/tracker/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking alan-andrade/tracker against try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b for pr-58948
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-58948/worker-0/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/alan-andrade/tracker:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] c67cf57f6580b896c5ae8099d0ca963433b864f3f0866af0204c93a159f0afaa
[INFO] running `"docker" "start" "-a" "c67cf57f6580b896c5ae8099d0ca963433b864f3f0866af0204c93a159f0afaa"`
[INFO] [stderr]     Checking tracker v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `Markdown`
[INFO] [stderr]  --> src/term_renderer.rs:3:15
[INFO] [stderr]   |
[INFO] [stderr] 3 | use hoedown::{Markdown, Render, Buffer};
[INFO] [stderr]   |               ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Markdown`
[INFO] [stderr]  --> src/term_renderer.rs:3:15
[INFO] [stderr]   |
[INFO] [stderr] 3 | use hoedown::{Markdown, Render, Buffer};
[INFO] [stderr]   |               ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `output`
[INFO] [stderr]   --> src/term_renderer.rs:21:30
[INFO] [stderr]    |
[INFO] [stderr] 21 |     fn code_block(&mut self, output: &mut Buffer, text: &Buffer, lang: &Buffer) {
[INFO] [stderr]    |                              ^^^^^^ help: consider prefixing with an underscore: `_output`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `content`
[INFO] [stderr]   --> src/term_renderer.rs:26:52
[INFO] [stderr]    |
[INFO] [stderr] 26 |     fn quote_block(&mut self, output: &mut Buffer, content: &Buffer) {
[INFO] [stderr]    |                                                    ^^^^^^^ help: consider prefixing with an underscore: `_content`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `output`
[INFO] [stderr]   --> src/term_renderer.rs:30:26
[INFO] [stderr]    |
[INFO] [stderr] 30 |     fn header(&mut self, output: &mut Buffer, content: &Buffer, level: i32) {
[INFO] [stderr]    |                          ^^^^^^ help: consider prefixing with an underscore: `_output`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `level`
[INFO] [stderr]   --> src/term_renderer.rs:30:65
[INFO] [stderr]    |
[INFO] [stderr] 30 |     fn header(&mut self, output: &mut Buffer, content: &Buffer, level: i32) {
[INFO] [stderr]    |                                                                 ^^^^^ help: consider prefixing with an underscore: `_level`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `output`
[INFO] [stderr]   --> src/term_renderer.rs:44:24
[INFO] [stderr]    |
[INFO] [stderr] 44 |     fn list(&mut self, output: &mut Buffer, content: &Buffer, flags: List) {
[INFO] [stderr]    |                        ^^^^^^ help: consider prefixing with an underscore: `_output`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `flags`
[INFO] [stderr]   --> src/term_renderer.rs:44:63
[INFO] [stderr]    |
[INFO] [stderr] 44 |     fn list(&mut self, output: &mut Buffer, content: &Buffer, flags: List) {
[INFO] [stderr]    |                                                               ^^^^^ help: consider prefixing with an underscore: `_flags`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `output`
[INFO] [stderr]   --> src/term_renderer.rs:48:29
[INFO] [stderr]    |
[INFO] [stderr] 48 |     fn list_item(&mut self, output: &mut Buffer, content: &Buffer, flags: List) {
[INFO] [stderr]    |                             ^^^^^^ help: consider prefixing with an underscore: `_output`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `flags`
[INFO] [stderr]   --> src/term_renderer.rs:48:68
[INFO] [stderr]    |
[INFO] [stderr] 48 |     fn list_item(&mut self, output: &mut Buffer, content: &Buffer, flags: List) {
[INFO] [stderr]    |                                                                    ^^^^^ help: consider prefixing with an underscore: `_flags`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `output`
[INFO] [stderr]   --> src/term_renderer.rs:54:29
[INFO] [stderr]    |
[INFO] [stderr] 54 |     fn paragraph(&mut self, output: &mut Buffer, content: &Buffer) {
[INFO] [stderr]    |                             ^^^^^^ help: consider prefixing with an underscore: `_output`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `content`
[INFO] [stderr]   --> src/term_renderer.rs:63:46
[INFO] [stderr]    |
[INFO] [stderr] 63 |     fn table(&mut self, output: &mut Buffer, content: &Buffer) {
[INFO] [stderr]    |                                              ^^^^^^^ help: consider prefixing with an underscore: `_content`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `content`
[INFO] [stderr]   --> src/term_renderer.rs:67:53
[INFO] [stderr]    |
[INFO] [stderr] 67 |     fn table_header(&mut self, output: &mut Buffer, content: &Buffer) {
[INFO] [stderr]    |                                                     ^^^^^^^ help: consider prefixing with an underscore: `_content`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `content`
[INFO] [stderr]   --> src/term_renderer.rs:71:51
[INFO] [stderr]    |
[INFO] [stderr] 71 |     fn table_body(&mut self, output: &mut Buffer, content: &Buffer) {
[INFO] [stderr]    |                                                   ^^^^^^^ help: consider prefixing with an underscore: `_content`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `content`
[INFO] [stderr]   --> src/term_renderer.rs:75:50
[INFO] [stderr]    |
[INFO] [stderr] 75 |     fn table_row(&mut self, output: &mut Buffer, content: &Buffer) {
[INFO] [stderr]    |                                                  ^^^^^^^ help: consider prefixing with an underscore: `_content`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `content`
[INFO] [stderr]   --> src/term_renderer.rs:79:51
[INFO] [stderr]    |
[INFO] [stderr] 79 |     fn table_cell(&mut self, output: &mut Buffer, content: &Buffer, flags: Table) {
[INFO] [stderr]    |                                                   ^^^^^^^ help: consider prefixing with an underscore: `_content`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `flags`
[INFO] [stderr]   --> src/term_renderer.rs:79:69
[INFO] [stderr]    |
[INFO] [stderr] 79 |     fn table_cell(&mut self, output: &mut Buffer, content: &Buffer, flags: Table) {
[INFO] [stderr]    |                                                                     ^^^^^ help: consider prefixing with an underscore: `_flags`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `content`
[INFO] [stderr]   --> src/term_renderer.rs:83:50
[INFO] [stderr]    |
[INFO] [stderr] 83 |     fn footnotes(&mut self, output: &mut Buffer, content: &Buffer) {
[INFO] [stderr]    |                                                  ^^^^^^^ help: consider prefixing with an underscore: `_content`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `content`
[INFO] [stderr]   --> src/term_renderer.rs:87:60
[INFO] [stderr]    |
[INFO] [stderr] 87 |     fn footnote_definition(&mut self, output: &mut Buffer, content: &Buffer, num: u32) {
[INFO] [stderr]    |                                                            ^^^^^^^ help: consider prefixing with an underscore: `_content`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `num`
[INFO] [stderr]   --> src/term_renderer.rs:87:78
[INFO] [stderr]    |
[INFO] [stderr] 87 |     fn footnote_definition(&mut self, output: &mut Buffer, content: &Buffer, num: u32) {
[INFO] [stderr]    |                                                                              ^^^ help: consider prefixing with an underscore: `_num`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `text`
[INFO] [stderr]   --> src/term_renderer.rs:91:51
[INFO] [stderr]    |
[INFO] [stderr] 91 |     fn html_block(&mut self, output: &mut Buffer, text: &Buffer) {
[INFO] [stderr]    |                                                   ^^^^ help: consider prefixing with an underscore: `_text`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `output`
[INFO] [stderr]   --> src/term_renderer.rs:21:30
[INFO] [stderr]    |
[INFO] [stderr] 21 |     fn code_block(&mut self, output: &mut Buffer, text: &Buffer, lang: &Buffer) {
[INFO] [stderr]    |                              ^^^^^^ help: consider prefixing with an underscore: `_output`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `content`
[INFO] [stderr]   --> src/term_renderer.rs:26:52
[INFO] [stderr]    |
[INFO] [stderr] 26 |     fn quote_block(&mut self, output: &mut Buffer, content: &Buffer) {
[INFO] [stderr]    |                                                    ^^^^^^^ help: consider prefixing with an underscore: `_content`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `output`
[INFO] [stderr]   --> src/term_renderer.rs:30:26
[INFO] [stderr]    |
[INFO] [stderr] 30 |     fn header(&mut self, output: &mut Buffer, content: &Buffer, level: i32) {
[INFO] [stderr]    |                          ^^^^^^ help: consider prefixing with an underscore: `_output`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `level`
[INFO] [stderr]   --> src/term_renderer.rs:30:65
[INFO] [stderr]    |
[INFO] [stderr] 30 |     fn header(&mut self, output: &mut Buffer, content: &Buffer, level: i32) {
[INFO] [stderr]    |                                                                 ^^^^^ help: consider prefixing with an underscore: `_level`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `output`
[INFO] [stderr]   --> src/term_renderer.rs:44:24
[INFO] [stderr]    |
[INFO] [stderr] 44 |     fn list(&mut self, output: &mut Buffer, content: &Buffer, flags: List) {
[INFO] [stderr]    |                        ^^^^^^ help: consider prefixing with an underscore: `_output`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `flags`
[INFO] [stderr]   --> src/term_renderer.rs:44:63
[INFO] [stderr]    |
[INFO] [stderr] 44 |     fn list(&mut self, output: &mut Buffer, content: &Buffer, flags: List) {
[INFO] [stderr]    |                                                               ^^^^^ help: consider prefixing with an underscore: `_flags`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `output`
[INFO] [stderr]   --> src/term_renderer.rs:48:29
[INFO] [stderr]    |
[INFO] [stderr] 48 |     fn list_item(&mut self, output: &mut Buffer, content: &Buffer, flags: List) {
[INFO] [stderr]    |                             ^^^^^^ help: consider prefixing with an underscore: `_output`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `flags`
[INFO] [stderr]   --> src/term_renderer.rs:48:68
[INFO] [stderr]    |
[INFO] [stderr] 48 |     fn list_item(&mut self, output: &mut Buffer, content: &Buffer, flags: List) {
[INFO] [stderr]    |                                                                    ^^^^^ help: consider prefixing with an underscore: `_flags`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `output`
[INFO] [stderr]   --> src/term_renderer.rs:54:29
[INFO] [stderr]    |
[INFO] [stderr] 54 |     fn paragraph(&mut self, output: &mut Buffer, content: &Buffer) {
[INFO] [stderr]    |                             ^^^^^^ help: consider prefixing with an underscore: `_output`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `content`
[INFO] [stderr]   --> src/term_renderer.rs:63:46
[INFO] [stderr]    |
[INFO] [stderr] 63 |     fn table(&mut self, output: &mut Buffer, content: &Buffer) {
[INFO] [stderr]    |                                              ^^^^^^^ help: consider prefixing with an underscore: `_content`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `content`
[INFO] [stderr]   --> src/term_renderer.rs:67:53
[INFO] [stderr]    |
[INFO] [stderr] 67 |     fn table_header(&mut self, output: &mut Buffer, content: &Buffer) {
[INFO] [stderr]    |                                                     ^^^^^^^ help: consider prefixing with an underscore: `_content`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `content`
[INFO] [stderr]   --> src/term_renderer.rs:71:51
[INFO] [stderr]    |
[INFO] [stderr] 71 |     fn table_body(&mut self, output: &mut Buffer, content: &Buffer) {
[INFO] [stderr]    |                                                   ^^^^^^^ help: consider prefixing with an underscore: `_content`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `content`
[INFO] [stderr]   --> src/term_renderer.rs:75:50
[INFO] [stderr]    |
[INFO] [stderr] 75 |     fn table_row(&mut self, output: &mut Buffer, content: &Buffer) {
[INFO] [stderr]    |                                                  ^^^^^^^ help: consider prefixing with an underscore: `_content`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `content`
[INFO] [stderr]   --> src/term_renderer.rs:79:51
[INFO] [stderr]    |
[INFO] [stderr] 79 |     fn table_cell(&mut self, output: &mut Buffer, content: &Buffer, flags: Table) {
[INFO] [stderr]    |                                                   ^^^^^^^ help: consider prefixing with an underscore: `_content`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `flags`
[INFO] [stderr]   --> src/term_renderer.rs:79:69
[INFO] [stderr]    |
[INFO] [stderr] 79 |     fn table_cell(&mut self, output: &mut Buffer, content: &Buffer, flags: Table) {
[INFO] [stderr]    |                                                                     ^^^^^ help: consider prefixing with an underscore: `_flags`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `content`
[INFO] [stderr]   --> src/term_renderer.rs:83:50
[INFO] [stderr]    |
[INFO] [stderr] 83 |     fn footnotes(&mut self, output: &mut Buffer, content: &Buffer) {
[INFO] [stderr]    |                                                  ^^^^^^^ help: consider prefixing with an underscore: `_content`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `content`
[INFO] [stderr]   --> src/term_renderer.rs:87:60
[INFO] [stderr]    |
[INFO] [stderr] 87 |     fn footnote_definition(&mut self, output: &mut Buffer, content: &Buffer, num: u32) {
[INFO] [stderr]    |                                                            ^^^^^^^ help: consider prefixing with an underscore: `_content`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `num`
[INFO] [stderr]   --> src/term_renderer.rs:87:78
[INFO] [stderr]    |
[INFO] [stderr] 87 |     fn footnote_definition(&mut self, output: &mut Buffer, content: &Buffer, num: u32) {
[INFO] [stderr]    |                                                                              ^^^ help: consider prefixing with an underscore: `_num`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `text`
[INFO] [stderr]   --> src/term_renderer.rs:91:51
[INFO] [stderr]    |
[INFO] [stderr] 91 |     fn html_block(&mut self, output: &mut Buffer, text: &Buffer) {
[INFO] [stderr]    |                                                   ^^^^ help: consider prefixing with an underscore: `_text`
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/term_renderer.rs:22:9
[INFO] [stderr]    |
[INFO] [stderr] 22 | /         writeln!(self.term, "CODE::: \n{:?} ::: {:?}", text.to_str().unwrap(),
[INFO] [stderr] 23 | |         lang.to_str().unwrap());
[INFO] [stderr]    | |________________________________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_must_use)] on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/term_renderer.rs:35:9
[INFO] [stderr]    |
[INFO] [stderr] 35 |         writeln!(self.term, "{}", content.to_str().unwrap());
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/term_renderer.rs:36:9
[INFO] [stderr]    |
[INFO] [stderr] 36 |         writeln!(self.term, "");
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/term_renderer.rs:37:9
[INFO] [stderr]    |
[INFO] [stderr] 37 |         self.term.reset();
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/term_renderer.rs:45:9
[INFO] [stderr]    |
[INFO] [stderr] 45 |         writeln!(self.term, "{}", content.to_str().unwrap());
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/term_renderer.rs:50:9
[INFO] [stderr]    |
[INFO] [stderr] 50 |         write!(self.term, "- {}", content.to_str().unwrap());
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/term_renderer.rs:51:9
[INFO] [stderr]    |
[INFO] [stderr] 51 |         self.term.reset();
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/term_renderer.rs:58:29
[INFO] [stderr]    |
[INFO] [stderr] 58 |         for line in lines { writeln!(self.term, "{}", line); }
[INFO] [stderr]    |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/term_renderer.rs:59:9
[INFO] [stderr]    |
[INFO] [stderr] 59 |         writeln!(self.term, "\n");
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/term_renderer.rs:60:9
[INFO] [stderr]    |
[INFO] [stderr] 60 |         self.term.reset();
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/term_renderer.rs:22:9
[INFO] [stderr]    |
[INFO] [stderr] 22 | /         writeln!(self.term, "CODE::: \n{:?} ::: {:?}", text.to_str().unwrap(),
[INFO] [stderr] 23 | |         lang.to_str().unwrap());
[INFO] [stderr]    | |________________________________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_must_use)] on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/term_renderer.rs:35:9
[INFO] [stderr]    |
[INFO] [stderr] 35 |         writeln!(self.term, "{}", content.to_str().unwrap());
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/term_renderer.rs:36:9
[INFO] [stderr]    |
[INFO] [stderr] 36 |         writeln!(self.term, "");
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/term_renderer.rs:37:9
[INFO] [stderr]    |
[INFO] [stderr] 37 |         self.term.reset();
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/term_renderer.rs:45:9
[INFO] [stderr]    |
[INFO] [stderr] 45 |         writeln!(self.term, "{}", content.to_str().unwrap());
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/term_renderer.rs:50:9
[INFO] [stderr]    |
[INFO] [stderr] 50 |         write!(self.term, "- {}", content.to_str().unwrap());
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/term_renderer.rs:51:9
[INFO] [stderr]    |
[INFO] [stderr] 51 |         self.term.reset();
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/term_renderer.rs:58:29
[INFO] [stderr]    |
[INFO] [stderr] 58 |         for line in lines { writeln!(self.term, "{}", line); }
[INFO] [stderr]    |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/term_renderer.rs:59:9
[INFO] [stderr]    |
[INFO] [stderr] 59 |         writeln!(self.term, "\n");
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/term_renderer.rs:60:9
[INFO] [stderr]    |
[INFO] [stderr] 60 |         self.term.reset();
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.92s
[INFO] running `"docker" "inspect" "c67cf57f6580b896c5ae8099d0ca963433b864f3f0866af0204c93a159f0afaa"`
[INFO] running `"docker" "rm" "-f" "c67cf57f6580b896c5ae8099d0ca963433b864f3f0866af0204c93a159f0afaa"`
[INFO] [stdout] c67cf57f6580b896c5ae8099d0ca963433b864f3f0866af0204c93a159f0afaa