[INFO] cloning repository https://github.com/IanS5/rush
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/IanS5/rush" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FIanS5%2Frush", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FIanS5%2Frush'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6a97536f28040d30cb896d74b5a7ab84bb1117dc
[INFO] checking IanS5/rush against try#012cd62c9add58ab3910e44c137d87db3ab70f61 for pr-155915
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FIanS5%2Frush" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/IanS5/rush
[INFO] finished tweaking git repo https://github.com/IanS5/rush
[INFO] tweaked toml for git repo https://github.com/IanS5/rush written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/IanS5/rush on toolchain 012cd62c9add58ab3910e44c137d87db3ab70f61
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/IanS5/rush 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" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 819efb0662e26638c04422f0485859e1a611903755017065382e574cb3722f0d
[INFO] running `Command { std: "docker" "start" "-a" "819efb0662e26638c04422f0485859e1a611903755017065382e574cb3722f0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "819efb0662e26638c04422f0485859e1a611903755017065382e574cb3722f0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "819efb0662e26638c04422f0485859e1a611903755017065382e574cb3722f0d", kill_on_drop: false }`
[INFO] [stdout] 819efb0662e26638c04422f0485859e1a611903755017065382e574cb3722f0d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8517233d27488936a55987689cff8e14b3bc7f6474eac5b7e1f6fa26072f12db
[INFO] running `Command { std: "docker" "start" "-a" "8517233d27488936a55987689cff8e14b3bc7f6474eac5b7e1f6fa26072f12db", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.24
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]     Checking libc v0.2.42
[INFO] [stderr]     Checking cfg-if v0.1.5
[INFO] [stderr]    Compiling cc v1.0.18
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling failure_derive v0.1.3
[INFO] [stderr]     Checking rustc-demangle v0.1.8
[INFO] [stderr]    Compiling nix v0.11.0
[INFO] [stderr]     Checking bitflags v1.0.3
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking lazy_static v1.2.0
[INFO] [stderr]    Compiling memchr v2.1.0
[INFO] [stderr]     Checking nom v4.1.1
[INFO] [stderr]    Compiling quote v0.6.10
[INFO] [stderr]    Compiling backtrace-sys v0.1.23
[INFO] [stderr]    Compiling syn v0.15.21
[INFO] [stderr]     Checking backtrace v0.3.9
[INFO] [stderr]    Compiling synstructure v0.10.1
[INFO] [stderr]     Checking failure v0.1.3
[INFO] [stderr]     Checking nixterm v0.1.2
[INFO] [stderr]     Checking rush v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: macro expansion ignores `;` and any tokens following
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/nom-4.1.1/src/multi.rs:88:46
[INFO] [stdout]     |
[INFO] [stdout]  88 |     separated_list!($i, call!($f), call!($g));
[INFO] [stdout]     |                                              ^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/lang/parser.rs:111:5
[INFO] [stdout]     |
[INFO] [stdout] 111 |     separated_list!(complete, space, word)
[INFO] [stdout]     |     -------------------------------------- caused by the macro expansion here
[INFO] [stdout]     |
[INFO] [stdout]     = note: the usage of `separated_list!` is likely invalid in expression context
[INFO] [stdout] help: you might be missing a semicolon here
[INFO] [stdout]    --> src/lang/parser.rs:111:43
[INFO] [stdout]     |
[INFO] [stdout] 111 |     separated_list!(complete, space, word);
[INFO] [stdout]     |                                           +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around block return value
[INFO] [stdout]   --> src/env/traps.rs:10:46
[INFO] [stdout]    |
[INFO] [stdout] 10 |     static ref GLOBAL_TRAPS: RwLock<Traps> = { RwLock::new(Traps::with_capacity(31)) };
[INFO] [stdout]    |                                              ^^                                     ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_braces)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these braces
[INFO] [stdout]    |
[INFO] [stdout] 10 -     static ref GLOBAL_TRAPS: RwLock<Traps> = { RwLock::new(Traps::with_capacity(31)) };
[INFO] [stdout] 10 +     static ref GLOBAL_TRAPS: RwLock<Traps> = RwLock::new(Traps::with_capacity(31)) ;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]   --> src/expr/lexer.rs:15:22
[INFO] [stdout]    |
[INFO] [stdout] 15 |     take_while1!(|c| (c >= '0' && c <= '9'))
[INFO] [stdout]    |                      ^                    ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 15 -     take_while1!(|c| (c >= '0' && c <= '9'))
[INFO] [stdout] 15 +     take_while1!(|c| c >= '0' && c <= '9' )
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]   --> src/expr/lexer.rs:23:22
[INFO] [stdout]    |
[INFO] [stdout] 23 |     take_while1!(|c| (c >= '0' && c <= '7'))
[INFO] [stdout]    |                      ^                    ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 23 -     take_while1!(|c| (c >= '0' && c <= '7'))
[INFO] [stdout] 23 +     take_while1!(|c| c >= '0' && c <= '7' )
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]   --> src/expr/lexer.rs:27:22
[INFO] [stdout]    |
[INFO] [stdout] 27 |     take_while1!(|c| (c >= '0' && c <= '1'))
[INFO] [stdout]    |                      ^                    ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 27 -     take_while1!(|c| (c >= '0' && c <= '1'))
[INFO] [stdout] 27 +     take_while1!(|c| c >= '0' && c <= '1' )
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/lang/parser.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | / /// eat any string of valid non-newline whitespace characters
[INFO] [stdout] 11 | | /// Characters Recognized as Whitespace:
[INFO] [stdout] 12 | | /// - \t (tab)
[INFO] [stdout] 13 | | /// - \  (space)
[INFO] [stdout]    | |_---------------^
[INFO] [stdout]    |   |
[INFO] [stdout]    |   rustdoc does not generate documentation for macro invocations
[INFO] [stdout]    |
[INFO] [stdout]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout]    = note: `#[warn(unused_doc_comments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/lang/parser.rs:16:1
[INFO] [stdout]    |
[INFO] [stdout] 16 | /// Line endings are whitespace that move the cursor to the next line
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]    |
[INFO] [stdout]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/lang/parser.rs:32:1
[INFO] [stdout]    |
[INFO] [stdout] 32 | / /// A conditional can join two commands, depending on the result of the prior command the second may not be executed
[INFO] [stdout] 33 | | ///
[INFO] [stdout] 34 | | /// Supported conditional operators
[INFO] [stdout] 35 | | /// - && - proceed only if the last command was successful
[INFO] [stdout] 36 | | /// - || - proceed only if the last command failed
[INFO] [stdout]    | |_-------------------------------------------------^
[INFO] [stdout]    |   |
[INFO] [stdout]    |   rustdoc does not generate documentation for macro invocations
[INFO] [stdout]    |
[INFO] [stdout]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/lang/parser.rs:45:1
[INFO] [stdout]    |
[INFO] [stdout] 45 | / /// IO Operators can modify the modify the file descriptor table, close, open, read, and write to files.
[INFO] [stdout] 46 | | ///
[INFO] [stdout] 47 | | /// IO operations appear after a command, they are optionally proceeded by a file descriptor, and may be followed by several diffe...
[INFO] [stdout] 48 | | ///
[INFO] [stdout] ...  |
[INFO] [stdout] 57 | | /// - <& - Duplicate an input file descriptor (basically just the dup2 systemcall)
[INFO] [stdout] 58 | | /// - <> - Open a file for reading an writing
[INFO] [stdout]    | |_--------------------------------------------^
[INFO] [stdout]    |   |
[INFO] [stdout]    |   rustdoc does not generate documentation for macro invocations
[INFO] [stdout]    |
[INFO] [stdout]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/lang/parser.rs:74:1
[INFO] [stdout]    |
[INFO] [stdout] 74 | /// Pipes connect a command's standard out to another command's standard in
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]    |
[INFO] [stdout]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/lang/parser.rs:80:1
[INFO] [stdout]    |
[INFO] [stdout] 80 | / /// A separator splits WORDS into commands when they are on the same line
[INFO] [stdout] 81 | | ///
[INFO] [stdout] 82 | | /// For example `echo hello; echo hi` prints "hello<newline>hi"
[INFO] [stdout] 83 | | /// while `echo hello echo hi` prints "hello echo hi"
[INFO] [stdout] 84 | | /// Supported Separators
[INFO] [stdout] 85 | | /// - ; Acts a newline
[INFO] [stdout] 86 | | /// - & same as `;`, but asynchronously calls the previous command
[INFO] [stdout]    | |_-----------------------------------------------------------------^
[INFO] [stdout]    |   |
[INFO] [stdout]    |   rustdoc does not generate documentation for macro invocations
[INFO] [stdout]    |
[INFO] [stdout]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/lang/parser.rs:95:1
[INFO] [stdout]    |
[INFO] [stdout] 95 | /// An io number is the file descriptor that comes before the an IO operator
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]    |
[INFO] [stdout]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `lang::parser`
[INFO] [stdout]  --> src/shell/mod.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use lang::parser;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::Write`
[INFO] [stdout]   --> src/shell/mod.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::io::Write;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: macro expansion ignores `;` and any tokens following
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/nom-4.1.1/src/multi.rs:88:46
[INFO] [stdout]     |
[INFO] [stdout]  88 |     separated_list!($i, call!($f), call!($g));
[INFO] [stdout]     |                                              ^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/lang/parser.rs:111:5
[INFO] [stdout]     |
[INFO] [stdout] 111 |     separated_list!(complete, space, word)
[INFO] [stdout]     |     -------------------------------------- caused by the macro expansion here
[INFO] [stdout]     |
[INFO] [stdout]     = note: the usage of `separated_list!` is likely invalid in expression context
[INFO] [stdout] help: you might be missing a semicolon here
[INFO] [stdout]    --> src/lang/parser.rs:111:43
[INFO] [stdout]     |
[INFO] [stdout] 111 |     separated_list!(complete, space, word);
[INFO] [stdout]     |                                           +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `failure::core::str::<impl str>::trim_left_matches`: superseded by `trim_start_matches`
[INFO] [stdout]    --> src/env/traps.rs:101:14
[INFO] [stdout]     |
[INFO] [stdout] 101 |             .trim_left_matches("SIG")
[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] 101 -             .trim_left_matches("SIG")
[INFO] [stdout] 101 +             .trim_start_matches("SIG")
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around block return value
[INFO] [stdout]   --> src/env/traps.rs:10:46
[INFO] [stdout]    |
[INFO] [stdout] 10 |     static ref GLOBAL_TRAPS: RwLock<Traps> = { RwLock::new(Traps::with_capacity(31)) };
[INFO] [stdout]    |                                              ^^                                     ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_braces)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these braces
[INFO] [stdout]    |
[INFO] [stdout] 10 -     static ref GLOBAL_TRAPS: RwLock<Traps> = { RwLock::new(Traps::with_capacity(31)) };
[INFO] [stdout] 10 +     static ref GLOBAL_TRAPS: RwLock<Traps> = RwLock::new(Traps::with_capacity(31)) ;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]   --> src/expr/lexer.rs:15:22
[INFO] [stdout]    |
[INFO] [stdout] 15 |     take_while1!(|c| (c >= '0' && c <= '9'))
[INFO] [stdout]    |                      ^                    ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 15 -     take_while1!(|c| (c >= '0' && c <= '9'))
[INFO] [stdout] 15 +     take_while1!(|c| c >= '0' && c <= '9' )
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]   --> src/expr/lexer.rs:23:22
[INFO] [stdout]    |
[INFO] [stdout] 23 |     take_while1!(|c| (c >= '0' && c <= '7'))
[INFO] [stdout]    |                      ^                    ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 23 -     take_while1!(|c| (c >= '0' && c <= '7'))
[INFO] [stdout] 23 +     take_while1!(|c| c >= '0' && c <= '7' )
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]   --> src/expr/lexer.rs:27:22
[INFO] [stdout]    |
[INFO] [stdout] 27 |     take_while1!(|c| (c >= '0' && c <= '1'))
[INFO] [stdout]    |                      ^                    ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 27 -     take_while1!(|c| (c >= '0' && c <= '1'))
[INFO] [stdout] 27 +     take_while1!(|c| c >= '0' && c <= '1' )
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/lang/parser.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | / /// eat any string of valid non-newline whitespace characters
[INFO] [stdout] 11 | | /// Characters Recognized as Whitespace:
[INFO] [stdout] 12 | | /// - \t (tab)
[INFO] [stdout] 13 | | /// - \  (space)
[INFO] [stdout]    | |_---------------^
[INFO] [stdout]    |   |
[INFO] [stdout]    |   rustdoc does not generate documentation for macro invocations
[INFO] [stdout]    |
[INFO] [stdout]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout]    = note: `#[warn(unused_doc_comments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/lang/parser.rs:16:1
[INFO] [stdout]    |
[INFO] [stdout] 16 | /// Line endings are whitespace that move the cursor to the next line
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]    |
[INFO] [stdout]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/lang/parser.rs:32:1
[INFO] [stdout]    |
[INFO] [stdout] 32 | / /// A conditional can join two commands, depending on the result of the prior command the second may not be executed
[INFO] [stdout] 33 | | ///
[INFO] [stdout] 34 | | /// Supported conditional operators
[INFO] [stdout] 35 | | /// - && - proceed only if the last command was successful
[INFO] [stdout] 36 | | /// - || - proceed only if the last command failed
[INFO] [stdout]    | |_-------------------------------------------------^
[INFO] [stdout]    |   |
[INFO] [stdout]    |   rustdoc does not generate documentation for macro invocations
[INFO] [stdout]    |
[INFO] [stdout]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/lang/parser.rs:45:1
[INFO] [stdout]    |
[INFO] [stdout] 45 | / /// IO Operators can modify the modify the file descriptor table, close, open, read, and write to files.
[INFO] [stdout] 46 | | ///
[INFO] [stdout] 47 | | /// IO operations appear after a command, they are optionally proceeded by a file descriptor, and may be followed by several diffe...
[INFO] [stdout] 48 | | ///
[INFO] [stdout] ...  |
[INFO] [stdout] 57 | | /// - <& - Duplicate an input file descriptor (basically just the dup2 systemcall)
[INFO] [stdout] 58 | | /// - <> - Open a file for reading an writing
[INFO] [stdout]    | |_--------------------------------------------^
[INFO] [stdout]    |   |
[INFO] [stdout]    |   rustdoc does not generate documentation for macro invocations
[INFO] [stdout]    |
[INFO] [stdout]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/lang/parser.rs:74:1
[INFO] [stdout]    |
[INFO] [stdout] 74 | /// Pipes connect a command's standard out to another command's standard in
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]    |
[INFO] [stdout]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/lang/parser.rs:80:1
[INFO] [stdout]    |
[INFO] [stdout] 80 | / /// A separator splits WORDS into commands when they are on the same line
[INFO] [stdout] 81 | | ///
[INFO] [stdout] 82 | | /// For example `echo hello; echo hi` prints "hello<newline>hi"
[INFO] [stdout] 83 | | /// while `echo hello echo hi` prints "hello echo hi"
[INFO] [stdout] 84 | | /// Supported Separators
[INFO] [stdout] 85 | | /// - ; Acts a newline
[INFO] [stdout] 86 | | /// - & same as `;`, but asynchronously calls the previous command
[INFO] [stdout]    | |_-----------------------------------------------------------------^
[INFO] [stdout]    |   |
[INFO] [stdout]    |   rustdoc does not generate documentation for macro invocations
[INFO] [stdout]    |
[INFO] [stdout]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/lang/parser.rs:95:1
[INFO] [stdout]    |
[INFO] [stdout] 95 | /// An io number is the file descriptor that comes before the an IO operator
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]    |
[INFO] [stdout]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `lang::parser`
[INFO] [stdout]  --> src/shell/mod.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use lang::parser;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::Write`
[INFO] [stdout]   --> src/shell/mod.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::io::Write;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `failure::core::str::<impl str>::trim_left_matches`: superseded by `trim_start_matches`
[INFO] [stdout]    --> src/env/traps.rs:101:14
[INFO] [stdout]     |
[INFO] [stdout] 101 |             .trim_left_matches("SIG")
[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] 101 -             .trim_left_matches("SIG")
[INFO] [stdout] 101 +             .trim_start_matches("SIG")
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `environ`
[INFO] [stdout]   --> src/shell/mod.rs:89:32
[INFO] [stdout]    |
[INFO] [stdout] 89 |     pub fn readline(&mut self, environ: &mut lang::ExecutionContext) -> nixterm::Result<String> {
[INFO] [stdout]    |                                ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_environ`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rush` (bin "rush") due to 1 previous error; 15 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: unused variable: `environ`
[INFO] [stdout]   --> src/shell/mod.rs:89:32
[INFO] [stdout]    |
[INFO] [stdout] 89 |     pub fn readline(&mut self, environ: &mut lang::ExecutionContext) -> nixterm::Result<String> {
[INFO] [stdout]    |                                ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_environ`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rush` (bin "rush" test) due to 1 previous error; 15 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "8517233d27488936a55987689cff8e14b3bc7f6474eac5b7e1f6fa26072f12db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8517233d27488936a55987689cff8e14b3bc7f6474eac5b7e1f6fa26072f12db", kill_on_drop: false }`
[INFO] [stdout] 8517233d27488936a55987689cff8e14b3bc7f6474eac5b7e1f6fa26072f12db
