[INFO] cloning repository https://github.com/Bobxcat/staq-lang-parser
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Bobxcat/staq-lang-parser" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBobxcat%2Fstaq-lang-parser", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBobxcat%2Fstaq-lang-parser'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a241521527c1f718a72916316565dcfc16247a51
[INFO] checking Bobxcat/staq-lang-parser against master#292be5c7c05138d753bbd4b30db7a3f1a5c914f7 for pr-148271
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBobxcat%2Fstaq-lang-parser" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Bobxcat/staq-lang-parser
[INFO] finished tweaking git repo https://github.com/Bobxcat/staq-lang-parser
[INFO] tweaked toml for git repo https://github.com/Bobxcat/staq-lang-parser written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Bobxcat/staq-lang-parser on toolchain 292be5c7c05138d753bbd4b30db7a3f1a5c914f7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+292be5c7c05138d753bbd4b30db7a3f1a5c914f7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Bobxcat/staq-lang-parser 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" "+292be5c7c05138d753bbd4b30db7a3f1a5c914f7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded num v0.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+292be5c7c05138d753bbd4b30db7a3f1a5c914f7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2cca0facb94ec2dca445fc9d25a32768bf6f865eedd13a2b42dce37494352dfa
[INFO] running `Command { std: "docker" "start" "-a" "2cca0facb94ec2dca445fc9d25a32768bf6f865eedd13a2b42dce37494352dfa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2cca0facb94ec2dca445fc9d25a32768bf6f865eedd13a2b42dce37494352dfa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2cca0facb94ec2dca445fc9d25a32768bf6f865eedd13a2b42dce37494352dfa", kill_on_drop: false }`
[INFO] [stdout] 2cca0facb94ec2dca445fc9d25a32768bf6f865eedd13a2b42dce37494352dfa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_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" "+292be5c7c05138d753bbd4b30db7a3f1a5c914f7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 34ecef7b07e78f71a444840fd2be8643b30e099c677a1587079826188d44f986
[INFO] running `Command { std: "docker" "start" "-a" "34ecef7b07e78f71a444840fd2be8643b30e099c677a1587079826188d44f986", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-rational v0.4.0
[INFO] [stderr]     Checking num-complex v0.4.0
[INFO] [stderr]     Checking num v0.4.0
[INFO] [stderr]     Checking staq-lang-parser v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `env` and `self`
[INFO] [stdout]  --> src/interpreter.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 |     env,
[INFO] [stdout]   |     ^^^
[INFO] [stdout] 3 |     fs::{self, File},
[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: `interpreter::*`
[INFO] [stdout]  --> src/lib.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use interpreter::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0061]: this function takes 2 arguments but 1 argument was supplied
[INFO] [stdout]    --> src/interpreter.rs:190:5
[INFO] [stdout]     |
[INFO] [stdout] 190 |     optimize(tokens);
[INFO] [stdout]     |     ^^^^^^^^-------- argument #2 of type `usize` is missing
[INFO] [stdout]     |
[INFO] [stdout] note: function defined here
[INFO] [stdout]    --> src/optimize.rs:5:8
[INFO] [stdout]     |
[INFO] [stdout]   5 | pub fn optimize(tokens: &mut Vec<TokenType>, level: usize) {
[INFO] [stdout]     |        ^^^^^^^^                              ------------
[INFO] [stdout] help: provide the argument
[INFO] [stdout]     |
[INFO] [stdout] 190 |     optimize(tokens, /* usize */);
[INFO] [stdout]     |                    +++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `env` and `self`
[INFO] [stdout]  --> src/interpreter.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 |     env,
[INFO] [stdout]   |     ^^^
[INFO] [stdout] 3 |     fs::{self, File},
[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: `interpreter::*`
[INFO] [stdout]  --> src/lib.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use interpreter::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `interpreter::run_from_file_path`
[INFO] [stdout]   --> src/lib.rs:23:9
[INFO] [stdout]    |
[INFO] [stdout] 23 |         interpreter::run_from_file_path,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]  --> src/optimize.rs:6:46
[INFO] [stdout]   |
[INFO] [stdout] 6 |     let opt_levels = [|| opt_0(&mut tokens), || opt_1(&mut tokens)];
[INFO] [stdout]   |                       --                     ^^^^^^^^^^^^^^^^^^^^^ expected closure, found a different closure
[INFO] [stdout]   |                       |
[INFO] [stdout]   |                       the expected closure
[INFO] [stdout]   |
[INFO] [stdout]   = note: expected closure `{closure@src/optimize.rs:6:23: 6:25}`
[INFO] [stdout]              found closure `{closure@src/optimize.rs:6:46: 6:48}`
[INFO] [stdout]   = note: no two closures, even if identical, have the same type
[INFO] [stdout]   = help: consider boxing your closure and/or using it as a trait object
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/interpreter.rs:58:40
[INFO] [stdout]    |
[INFO] [stdout] 58 | pub fn run_from_string(string: String, mut file_system: Box<dyn FileSystem>) {
[INFO] [stdout]    |                                        ----^^^^^^^^^^^
[INFO] [stdout]    |                                        |
[INFO] [stdout]    |                                        help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0061]: this function takes 2 arguments but 1 argument was supplied
[INFO] [stdout]    --> src/interpreter.rs:190:5
[INFO] [stdout]     |
[INFO] [stdout] 190 |     optimize(tokens);
[INFO] [stdout]     |     ^^^^^^^^-------- argument #2 of type `usize` is missing
[INFO] [stdout]     |
[INFO] [stdout] note: function defined here
[INFO] [stdout]    --> src/optimize.rs:5:8
[INFO] [stdout]     |
[INFO] [stdout]   5 | pub fn optimize(tokens: &mut Vec<TokenType>, level: usize) {
[INFO] [stdout]     |        ^^^^^^^^                              ------------
[INFO] [stdout] help: provide the argument
[INFO] [stdout]     |
[INFO] [stdout] 190 |     optimize(tokens, /* usize */);
[INFO] [stdout]     |                    +++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `arg`
[INFO] [stdout]    --> src/interpreter.rs:453:32
[INFO] [stdout]     |
[INFO] [stdout] 453 |             TokenType::Label { arg } => (),
[INFO] [stdout]     |                                ^^^ help: try ignoring the field: `arg: _`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tokens`
[INFO] [stdout]   --> src/optimize.rs:52:10
[INFO] [stdout]    |
[INFO] [stdout] 52 | fn opt_1(tokens: &mut Vec<TokenType>) {
[INFO] [stdout]    |          ^^^^^^ help: if this is intentional, prefix it with an underscore: `_tokens`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> src/vfs.rs:185:36
[INFO] [stdout]     |
[INFO] [stdout] 185 |                 VirtualPath::Dir { name, children, .. } => {
[INFO] [stdout]     |                                    ^^^^ help: try ignoring the field: `name: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> src/vfs.rs:303:37
[INFO] [stdout]     |
[INFO] [stdout] 303 |                 VirtualPath::File { name, data, .. } => Err(io::Error::new(
[INFO] [stdout]     |                                     ^^^^ help: try ignoring the field: `name: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `data`
[INFO] [stdout]    --> src/vfs.rs:303:43
[INFO] [stdout]     |
[INFO] [stdout] 303 |                 VirtualPath::File { name, data, .. } => Err(io::Error::new(
[INFO] [stdout]     |                                           ^^^^ help: try ignoring the field: `data: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> src/vfs.rs:307:36
[INFO] [stdout]     |
[INFO] [stdout] 307 |                 VirtualPath::Dir { name, children, .. } => {
[INFO] [stdout]     |                                    ^^^^ help: try ignoring the field: `name: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> src/vfs.rs:342:37
[INFO] [stdout]     |
[INFO] [stdout] 342 |                 VirtualPath::File { name, data, .. } => Ok(Box::new(VirtualFileStream {
[INFO] [stdout]     |                                     ^^^^ help: try ignoring the field: `name: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `data`
[INFO] [stdout]    --> src/vfs.rs:342:43
[INFO] [stdout]     |
[INFO] [stdout] 342 |                 VirtualPath::File { name, data, .. } => Ok(Box::new(VirtualFileStream {
[INFO] [stdout]     |                                           ^^^^ help: try ignoring the field: `data: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> src/vfs.rs:347:36
[INFO] [stdout]     |
[INFO] [stdout] 347 |                 VirtualPath::Dir { name, children, .. } => Err(io::Error::new(
[INFO] [stdout]     |                                    ^^^^ help: try ignoring the field: `name: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `children`
[INFO] [stdout]    --> src/vfs.rs:347:42
[INFO] [stdout]     |
[INFO] [stdout] 347 |                 VirtualPath::Dir { name, children, .. } => Err(io::Error::new(
[INFO] [stdout]     |                                          ^^^^^^^^ help: try ignoring the field: `children: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `path_segments`
[INFO] [stdout]    --> src/vfs.rs:359:13
[INFO] [stdout]     |
[INFO] [stdout] 359 |         let path_segments = split_path_str(path);
[INFO] [stdout]     |             ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_path_segments`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `parent`
[INFO] [stdout]    --> src/vfs.rs:410:38
[INFO] [stdout]     |
[INFO] [stdout] 410 |             Self::File { name, data, parent } => f
[INFO] [stdout]     |                                      ^^^^^^ help: try ignoring the field: `parent: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `parent`
[INFO] [stdout]    --> src/vfs.rs:418:17
[INFO] [stdout]     |
[INFO] [stdout] 418 |                 parent,
[INFO] [stdout]     |                 ^^^^^^ help: try ignoring the field: `parent: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]  --> src/optimize.rs:6:46
[INFO] [stdout]   |
[INFO] [stdout] 6 |     let opt_levels = [|| opt_0(&mut tokens), || opt_1(&mut tokens)];
[INFO] [stdout]   |                       --                     ^^^^^^^^^^^^^^^^^^^^^ expected closure, found a different closure
[INFO] [stdout]   |                       |
[INFO] [stdout]   |                       the expected closure
[INFO] [stdout]   |
[INFO] [stdout]   = note: expected closure `{closure@src/optimize.rs:6:23: 6:25}`
[INFO] [stdout]              found closure `{closure@src/optimize.rs:6:46: 6:48}`
[INFO] [stdout]   = note: no two closures, even if identical, have the same type
[INFO] [stdout]   = help: consider boxing your closure and/or using it as a trait object
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0061, E0308.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0061`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `staq-lang-parser` (lib) due to 2 previous errors; 16 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/interpreter.rs:58:40
[INFO] [stdout]    |
[INFO] [stdout] 58 | pub fn run_from_string(string: String, mut file_system: Box<dyn FileSystem>) {
[INFO] [stdout]    |                                        ----^^^^^^^^^^^
[INFO] [stdout]    |                                        |
[INFO] [stdout]    |                                        help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `arg`
[INFO] [stdout]    --> src/interpreter.rs:453:32
[INFO] [stdout]     |
[INFO] [stdout] 453 |             TokenType::Label { arg } => (),
[INFO] [stdout]     |                                ^^^ help: try ignoring the field: `arg: _`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tokens`
[INFO] [stdout]   --> src/optimize.rs:52:10
[INFO] [stdout]    |
[INFO] [stdout] 52 | fn opt_1(tokens: &mut Vec<TokenType>) {
[INFO] [stdout]    |          ^^^^^^ help: if this is intentional, prefix it with an underscore: `_tokens`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> src/vfs.rs:185:36
[INFO] [stdout]     |
[INFO] [stdout] 185 |                 VirtualPath::Dir { name, children, .. } => {
[INFO] [stdout]     |                                    ^^^^ help: try ignoring the field: `name: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> src/vfs.rs:303:37
[INFO] [stdout]     |
[INFO] [stdout] 303 |                 VirtualPath::File { name, data, .. } => Err(io::Error::new(
[INFO] [stdout]     |                                     ^^^^ help: try ignoring the field: `name: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `data`
[INFO] [stdout]    --> src/vfs.rs:303:43
[INFO] [stdout]     |
[INFO] [stdout] 303 |                 VirtualPath::File { name, data, .. } => Err(io::Error::new(
[INFO] [stdout]     |                                           ^^^^ help: try ignoring the field: `data: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> src/vfs.rs:307:36
[INFO] [stdout]     |
[INFO] [stdout] 307 |                 VirtualPath::Dir { name, children, .. } => {
[INFO] [stdout]     |                                    ^^^^ help: try ignoring the field: `name: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> src/vfs.rs:342:37
[INFO] [stdout]     |
[INFO] [stdout] 342 |                 VirtualPath::File { name, data, .. } => Ok(Box::new(VirtualFileStream {
[INFO] [stdout]     |                                     ^^^^ help: try ignoring the field: `name: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `data`
[INFO] [stdout]    --> src/vfs.rs:342:43
[INFO] [stdout]     |
[INFO] [stdout] 342 |                 VirtualPath::File { name, data, .. } => Ok(Box::new(VirtualFileStream {
[INFO] [stdout]     |                                           ^^^^ help: try ignoring the field: `data: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> src/vfs.rs:347:36
[INFO] [stdout]     |
[INFO] [stdout] 347 |                 VirtualPath::Dir { name, children, .. } => Err(io::Error::new(
[INFO] [stdout]     |                                    ^^^^ help: try ignoring the field: `name: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `children`
[INFO] [stdout]    --> src/vfs.rs:347:42
[INFO] [stdout]     |
[INFO] [stdout] 347 |                 VirtualPath::Dir { name, children, .. } => Err(io::Error::new(
[INFO] [stdout]     |                                          ^^^^^^^^ help: try ignoring the field: `children: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `path_segments`
[INFO] [stdout]    --> src/vfs.rs:359:13
[INFO] [stdout]     |
[INFO] [stdout] 359 |         let path_segments = split_path_str(path);
[INFO] [stdout]     |             ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_path_segments`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `parent`
[INFO] [stdout]    --> src/vfs.rs:410:38
[INFO] [stdout]     |
[INFO] [stdout] 410 |             Self::File { name, data, parent } => f
[INFO] [stdout]     |                                      ^^^^^^ help: try ignoring the field: `parent: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `parent`
[INFO] [stdout]    --> src/vfs.rs:418:17
[INFO] [stdout]     |
[INFO] [stdout] 418 |                 parent,
[INFO] [stdout]     |                 ^^^^^^ help: try ignoring the field: `parent: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0061, E0308.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0061`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `staq-lang-parser` (lib test) due to 2 previous errors; 17 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "34ecef7b07e78f71a444840fd2be8643b30e099c677a1587079826188d44f986", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "34ecef7b07e78f71a444840fd2be8643b30e099c677a1587079826188d44f986", kill_on_drop: false }`
[INFO] [stdout] 34ecef7b07e78f71a444840fd2be8643b30e099c677a1587079826188d44f986
