[INFO] updating cached repository categulario/rust_shell
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/categulario/rust_shell
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/categulario/rust_shell" "work/ex/pr-60162/sources/master#a850a426491e14186af2250549bf41256b5938d2/gh/categulario/rust_shell"`
[INFO] [stderr] Cloning into 'work/ex/pr-60162/sources/master#a850a426491e14186af2250549bf41256b5938d2/gh/categulario/rust_shell'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/categulario/rust_shell" "work/ex/pr-60162/sources/try#06a150c7d11500b41499224f165e9de1de096768/gh/categulario/rust_shell"`
[INFO] [stderr] Cloning into 'work/ex/pr-60162/sources/try#06a150c7d11500b41499224f165e9de1de096768/gh/categulario/rust_shell'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 78ee7701c4317f270ce3336731b9536f131df7d0
[INFO] sha for GitHub repo categulario/rust_shell: 78ee7701c4317f270ce3336731b9536f131df7d0
[INFO] validating manifest of categulario/rust_shell on toolchain master#a850a426491e14186af2250549bf41256b5938d2
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+a850a426491e14186af2250549bf41256b5938d2-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of categulario/rust_shell on toolchain try#06a150c7d11500b41499224f165e9de1de096768
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+06a150c7d11500b41499224f165e9de1de096768-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing categulario/rust_shell
[INFO] finished frobbing categulario/rust_shell
[INFO] frobbed toml for categulario/rust_shell written to work/ex/pr-60162/sources/master#a850a426491e14186af2250549bf41256b5938d2/gh/categulario/rust_shell/Cargo.toml
[INFO] started frobbing categulario/rust_shell
[INFO] finished frobbing categulario/rust_shell
[INFO] frobbed toml for categulario/rust_shell written to work/ex/pr-60162/sources/try#06a150c7d11500b41499224f165e9de1de096768/gh/categulario/rust_shell/Cargo.toml
[INFO] crate categulario/rust_shell already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+a850a426491e14186af2250549bf41256b5938d2-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+06a150c7d11500b41499224f165e9de1de096768-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking categulario/rust_shell against master#a850a426491e14186af2250549bf41256b5938d2 for pr-60162
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-60162/worker-7/master#a850a426491e14186af2250549bf41256b5938d2:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-60162/sources/master#a850a426491e14186af2250549bf41256b5938d2/gh/categulario/rust_shell:/opt/crater/workdir:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/crater-raid/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" "+a850a426491e14186af2250549bf41256b5938d2-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] ccb976205db9442affff81e21345d2ab25b5e07aa0a14046a35f2c779f3711d2
[INFO] running `"docker" "start" "-a" "ccb976205db9442affff81e21345d2ab25b5e07aa0a14046a35f2c779f3711d2"`
[INFO] [stderr]     Checking rust_shell v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: variant is never constructed: `Word`
[INFO] [stderr]  --> src/parser.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 |     Word(String),
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `DoubleQuotedString`
[INFO] [stderr]  --> src/parser.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 |     DoubleQuotedString(String),
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `SingleQuotedString`
[INFO] [stderr]  --> src/parser.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 |     SingleQuotedString(String),
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Or`
[INFO] [stderr]  --> src/parser.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 |     Or,
[INFO] [stderr]   |     ^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `And`
[INFO] [stderr]   --> src/parser.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 |     And,
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Parenthesis`
[INFO] [stderr]   --> src/parser.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 |     Parenthesis(char),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Pipe`
[INFO] [stderr]   --> src/parser.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 |     Pipe,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Semicolon`
[INFO] [stderr]   --> src/parser.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 |     Semicolon,
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `UnterminatedQuote`
[INFO] [stderr]   --> src/parser.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 |     UnterminatedQuote,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `IncompleteAnd`
[INFO] [stderr]   --> src/parser.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 19 |     IncompleteAnd,
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `InvalidCharacter`
[INFO] [stderr]   --> src/parser.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 |     InvalidCharacter,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `is_word`
[INFO] [stderr]   --> src/parser.rs:23:1
[INFO] [stderr]    |
[INFO] [stderr] 23 | fn is_word(c: char) -> bool {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `get_word`
[INFO] [stderr]   --> src/parser.rs:27:1
[INFO] [stderr]    |
[INFO] [stderr] 27 | fn get_word<T: Iterator<Item = char>>(iter: &mut Peekable<T>) -> String {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `get_double_quoted_string`
[INFO] [stderr]   --> src/parser.rs:42:1
[INFO] [stderr]    |
[INFO] [stderr] 42 | / fn get_double_quoted_string<T: Iterator<Item = char>>(
[INFO] [stderr] 43 | |     iter: &mut Peekable<T>,
[INFO] [stderr] 44 | | ) -> Result<String, ParseError> {
[INFO] [stderr] 45 | |     let mut result = String::from("\"");
[INFO] [stderr] ...  |
[INFO] [stderr] 59 | |     Err(ParseError::UnterminatedQuote)
[INFO] [stderr] 60 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `get_single_quoted_string`
[INFO] [stderr]   --> src/parser.rs:62:1
[INFO] [stderr]    |
[INFO] [stderr] 62 | / fn get_single_quoted_string<T: Iterator<Item = char>>(
[INFO] [stderr] 63 | |     iter: &mut Peekable<T>,
[INFO] [stderr] 64 | | ) -> Result<String, ParseError> {
[INFO] [stderr] 65 | |     let mut result = String::from("\'");
[INFO] [stderr] ...  |
[INFO] [stderr] 79 | |     Err(ParseError::UnterminatedQuote)
[INFO] [stderr] 80 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `get_and`
[INFO] [stderr]   --> src/parser.rs:82:1
[INFO] [stderr]    |
[INFO] [stderr] 82 | fn get_and<T: Iterator<Item = char>>(iter: &mut Peekable<T>) -> Result<TokenType, ParseError> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `get_or_pipe`
[INFO] [stderr]   --> src/parser.rs:94:1
[INFO] [stderr]    |
[INFO] [stderr] 94 | fn get_or_pipe<T: Iterator<Item = char>>(iter: &mut Peekable<T>) -> TokenType {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `parse`
[INFO] [stderr]    --> src/parser.rs:106:1
[INFO] [stderr]     |
[INFO] [stderr] 106 | pub fn parse(line: &String) -> Result<Vec<TokenType>, ParseError> {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:31:9
[INFO] [stderr]    |
[INFO] [stderr] 31 |         process::receive_command(&mut buf.split_whitespace().collect());
[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] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:31:9
[INFO] [stderr]    |
[INFO] [stderr] 31 |         process::receive_command(&mut buf.split_whitespace().collect());
[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] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.66s
[INFO] running `"docker" "inspect" "ccb976205db9442affff81e21345d2ab25b5e07aa0a14046a35f2c779f3711d2"`
[INFO] running `"docker" "rm" "-f" "ccb976205db9442affff81e21345d2ab25b5e07aa0a14046a35f2c779f3711d2"`
[INFO] [stdout] ccb976205db9442affff81e21345d2ab25b5e07aa0a14046a35f2c779f3711d2