[INFO] fetching crate msh-rw 0.1.0...
[INFO] checking msh-rw-0.1.0 against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526
[INFO] extracting crate msh-rw 0.1.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate msh-rw 0.1.0 on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate msh-rw 0.1.0
[INFO] finished tweaking crates.io crate msh-rw 0.1.0
[INFO] tweaked toml for crates.io crate msh-rw 0.1.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate msh-rw 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 8b96ed5eb3847f97a86b7af1d53d1be0cf0557baacd3a93d4269fe009bd7b4e3
[INFO] running `Command { std: "docker" "start" "-a" "8b96ed5eb3847f97a86b7af1d53d1be0cf0557baacd3a93d4269fe009bd7b4e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8b96ed5eb3847f97a86b7af1d53d1be0cf0557baacd3a93d4269fe009bd7b4e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b96ed5eb3847f97a86b7af1d53d1be0cf0557baacd3a93d4269fe009bd7b4e3", kill_on_drop: false }`
[INFO] [stdout] 8b96ed5eb3847f97a86b7af1d53d1be0cf0557baacd3a93d4269fe009bd7b4e3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8211de2f203b7b4e99c8bb7da7bddcd5171f082bfc59a675dc34299516b9da9e
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "8211de2f203b7b4e99c8bb7da7bddcd5171f082bfc59a675dc34299516b9da9e", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.10
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.18
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]    Compiling version_check v0.9.1
[INFO] [stderr]     Checking static_assertions v0.3.4
[INFO] [stderr]     Checking cfg-if v0.1.9
[INFO] [stderr]     Checking itoa v0.4.5
[INFO] [stderr]     Checking difference v2.0.0
[INFO] [stderr]    Compiling nom v5.1.1
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]    Compiling lexical-core v0.6.7
[INFO] [stderr]     Checking terminal_size v0.1.12
[INFO] [stderr]     Checking termios v0.3.2
[INFO] [stderr]     Checking clicolors-control v1.0.1
[INFO] [stderr]     Checking bstr v0.2.13
[INFO] [stderr]     Checking console v0.10.3
[INFO] [stderr]    Compiling serde_derive v1.0.106
[INFO] [stderr]    Compiling thiserror-impl v1.0.15
[INFO] [stderr]     Checking thiserror v1.0.15
[INFO] [stderr]     Checking msh-rw v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `anychar`
[INFO] [stdout]  --> src/parser.rs:9:32
[INFO] [stdout]   |
[INFO] [stdout] 9 | use nom::character::complete::{anychar, char, line_ending, digit1, one_of, space0, space1};
[INFO] [stdout]   |                                ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `nom::error::context`
[INFO] [stdout]   --> src/parser.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use nom::error::context;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `preceded`
[INFO] [stdout]   --> src/parser.rs:13:32
[INFO] [stdout]    |
[INFO] [stdout] 13 | use nom::sequence::{delimited, preceded, terminated};
[INFO] [stdout]    |                                ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around pattern
[INFO] [stdout]    --> src/parser.rs:212:9
[INFO] [stdout]     |
[INFO] [stdout] 212 |     let ((input, _)) = format_header(input)?;
[INFO] [stdout]     |         ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around pattern
[INFO] [stdout]    --> src/parser.rs:213:9
[INFO] [stdout]     |
[INFO] [stdout] 213 |     let ((input, _)) = terminated(tag("2.2 0 8"), end_of_line)(input)?;
[INFO] [stdout]     |         ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around pattern
[INFO] [stdout]    --> src/parser.rs:214:9
[INFO] [stdout]     |
[INFO] [stdout] 214 |     let ((input, _)) = format_footer(input)?;
[INFO] [stdout]     |         ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around pattern
[INFO] [stdout]    --> src/parser.rs:219:9
[INFO] [stdout]     |
[INFO] [stdout] 219 |     let ((input, _)) = format_header(input)?;
[INFO] [stdout]     |         ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around pattern
[INFO] [stdout]    --> src/parser.rs:220:9
[INFO] [stdout]     |
[INFO] [stdout] 220 |     let ((input, _)) = terminated(tag("4.1 0 8"), end_of_line)(input)?;
[INFO] [stdout]     |         ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around pattern
[INFO] [stdout]    --> src/parser.rs:221:9
[INFO] [stdout]     |
[INFO] [stdout] 221 |     let ((input, _)) = format_footer(input)?;
[INFO] [stdout]     |         ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `bstr::ByteSlice`
[INFO] [stdout]   --> src/parser.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | use bstr::ByteSlice;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `other`
[INFO] [stdout]    --> src/lib.rs:152:13
[INFO] [stdout]     |
[INFO] [stdout] 152 |             other => {
[INFO] [stdout]     |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_other`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `input`
[INFO] [stdout]   --> src/parser.rs:38:14
[INFO] [stdout]    |
[INFO] [stdout] 38 |         let (input, header) = msh_header(&first_four_lines(path)?.as_bytes()).unwrap();
[INFO] [stdout]    |              ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `header`
[INFO] [stdout]   --> src/parser.rs:38:21
[INFO] [stdout]    |
[INFO] [stdout] 38 |         let (input, header) = msh_header(&first_four_lines(path)?.as_bytes()).unwrap();
[INFO] [stdout]    |                     ^^^^^^ help: if this is intentional, prefix it with an underscore: `_header`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]   --> src/mesh.rs:48:24
[INFO] [stdout]    |
[INFO] [stdout] 48 |     pub fn from_points(a: Node, b: Node, c: Node, d: Node) -> Option<Quad> {
[INFO] [stdout]    |                        ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `b`
[INFO] [stdout]   --> src/mesh.rs:48:33
[INFO] [stdout]    |
[INFO] [stdout] 48 |     pub fn from_points(a: Node, b: Node, c: Node, d: Node) -> Option<Quad> {
[INFO] [stdout]    |                                 ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `c`
[INFO] [stdout]   --> src/mesh.rs:48:42
[INFO] [stdout]    |
[INFO] [stdout] 48 |     pub fn from_points(a: Node, b: Node, c: Node, d: Node) -> Option<Quad> {
[INFO] [stdout]    |                                          ^ help: if this is intentional, prefix it with an underscore: `_c`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `d`
[INFO] [stdout]   --> src/mesh.rs:48:51
[INFO] [stdout]    |
[INFO] [stdout] 48 |     pub fn from_points(a: Node, b: Node, c: Node, d: Node) -> Option<Quad> {
[INFO] [stdout]    |                                                   ^ help: if this is intentional, prefix it with an underscore: `_d`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `from_file`
[INFO] [stdout]   --> src/parser.rs:37:8
[INFO] [stdout]    |
[INFO] [stdout] 37 |     fn from_file<P: AsRef<Path>>(path: P) -> MshResult<Msh> {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `first_four_lines`
[INFO] [stdout]    --> src/parser.rs:163:4
[INFO] [stdout]     |
[INFO] [stdout] 163 | fn first_four_lines<P: AsRef<Path>>(path: P) -> std::io::Result<String> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `parse_unknown_section`
[INFO] [stdout]    --> src/parser.rs:264:4
[INFO] [stdout]     |
[INFO] [stdout] 264 | fn parse_unknown_section(input: &str) -> IResult<&str, ()> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 20 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking serde v1.0.106
[INFO] [stderr]     Checking serde_yaml v0.8.11
[INFO] [stderr]     Checking serde_json v1.0.52
[INFO] [stderr]     Checking insta v0.16.0
[INFO] [stdout] warning: unused import: `anychar`
[INFO] [stdout]  --> src/parser.rs:9:32
[INFO] [stdout]   |
[INFO] [stdout] 9 | use nom::character::complete::{anychar, char, line_ending, digit1, one_of, space0, space1};
[INFO] [stdout]   |                                ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `nom::error::context`
[INFO] [stdout]   --> src/parser.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use nom::error::context;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `preceded`
[INFO] [stdout]   --> src/parser.rs:13:32
[INFO] [stdout]    |
[INFO] [stdout] 13 | use nom::sequence::{delimited, preceded, terminated};
[INFO] [stdout]    |                                ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around pattern
[INFO] [stdout]    --> src/parser.rs:212:9
[INFO] [stdout]     |
[INFO] [stdout] 212 |     let ((input, _)) = format_header(input)?;
[INFO] [stdout]     |         ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around pattern
[INFO] [stdout]    --> src/parser.rs:213:9
[INFO] [stdout]     |
[INFO] [stdout] 213 |     let ((input, _)) = terminated(tag("2.2 0 8"), end_of_line)(input)?;
[INFO] [stdout]     |         ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around pattern
[INFO] [stdout]    --> src/parser.rs:214:9
[INFO] [stdout]     |
[INFO] [stdout] 214 |     let ((input, _)) = format_footer(input)?;
[INFO] [stdout]     |         ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around pattern
[INFO] [stdout]    --> src/parser.rs:219:9
[INFO] [stdout]     |
[INFO] [stdout] 219 |     let ((input, _)) = format_header(input)?;
[INFO] [stdout]     |         ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around pattern
[INFO] [stdout]    --> src/parser.rs:220:9
[INFO] [stdout]     |
[INFO] [stdout] 220 |     let ((input, _)) = terminated(tag("4.1 0 8"), end_of_line)(input)?;
[INFO] [stdout]     |         ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around pattern
[INFO] [stdout]    --> src/parser.rs:221:9
[INFO] [stdout]     |
[INFO] [stdout] 221 |     let ((input, _)) = format_footer(input)?;
[INFO] [stdout]     |         ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]   --> src/mesh.rs:60:9
[INFO] [stdout]    |
[INFO] [stdout] 60 |     use super::*;
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `assert_display_snapshot`
[INFO] [stdout]    --> src/lib.rs:172:40
[INFO] [stdout]     |
[INFO] [stdout] 172 |     use insta::{assert_debug_snapshot, assert_display_snapshot};
[INFO] [stdout]     |                                        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `bstr::ByteSlice`
[INFO] [stdout]   --> src/parser.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | use bstr::ByteSlice;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `other`
[INFO] [stdout]    --> src/lib.rs:152:13
[INFO] [stdout]     |
[INFO] [stdout] 152 |             other => {
[INFO] [stdout]     |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_other`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `input`
[INFO] [stdout]   --> src/parser.rs:38:14
[INFO] [stdout]    |
[INFO] [stdout] 38 |         let (input, header) = msh_header(&first_four_lines(path)?.as_bytes()).unwrap();
[INFO] [stdout]    |              ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `header`
[INFO] [stdout]   --> src/parser.rs:38:21
[INFO] [stdout]    |
[INFO] [stdout] 38 |         let (input, header) = msh_header(&first_four_lines(path)?.as_bytes()).unwrap();
[INFO] [stdout]    |                     ^^^^^^ help: if this is intentional, prefix it with an underscore: `_header`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]   --> src/mesh.rs:48:24
[INFO] [stdout]    |
[INFO] [stdout] 48 |     pub fn from_points(a: Node, b: Node, c: Node, d: Node) -> Option<Quad> {
[INFO] [stdout]    |                        ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `b`
[INFO] [stdout]   --> src/mesh.rs:48:33
[INFO] [stdout]    |
[INFO] [stdout] 48 |     pub fn from_points(a: Node, b: Node, c: Node, d: Node) -> Option<Quad> {
[INFO] [stdout]    |                                 ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `c`
[INFO] [stdout]   --> src/mesh.rs:48:42
[INFO] [stdout]    |
[INFO] [stdout] 48 |     pub fn from_points(a: Node, b: Node, c: Node, d: Node) -> Option<Quad> {
[INFO] [stdout]    |                                          ^ help: if this is intentional, prefix it with an underscore: `_c`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `d`
[INFO] [stdout]   --> src/mesh.rs:48:51
[INFO] [stdout]    |
[INFO] [stdout] 48 |     pub fn from_points(a: Node, b: Node, c: Node, d: Node) -> Option<Quad> {
[INFO] [stdout]    |                                                   ^ help: if this is intentional, prefix it with an underscore: `_d`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/parser.rs:396:13
[INFO] [stdout]     |
[INFO] [stdout] 396 |         let mut msh = std::fs::read_to_string("props/v2/basic.msh").unwrap();
[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: variable does not need to be mutable
[INFO] [stdout]    --> src/parser.rs:414:13
[INFO] [stdout]     |
[INFO] [stdout] 414 |         let mut msh_input = input;
[INFO] [stdout]     |             ----^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `from_file`
[INFO] [stdout]   --> src/parser.rs:37:8
[INFO] [stdout]    |
[INFO] [stdout] 37 |     fn from_file<P: AsRef<Path>>(path: P) -> MshResult<Msh> {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/parser.rs:500:23
[INFO] [stdout]     |
[INFO] [stdout] 500 |             _else => {std::dbg!(_else); panic!("bad mesh header")},
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/parser.rs:505:23
[INFO] [stdout]     |
[INFO] [stdout] 505 |             _else => {std::dbg!(_else); panic!("bad mesh header")},
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 24 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 52.82s
[INFO] running `Command { std: "docker" "inspect" "8211de2f203b7b4e99c8bb7da7bddcd5171f082bfc59a675dc34299516b9da9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8211de2f203b7b4e99c8bb7da7bddcd5171f082bfc59a675dc34299516b9da9e", kill_on_drop: false }`
[INFO] [stdout] 8211de2f203b7b4e99c8bb7da7bddcd5171f082bfc59a675dc34299516b9da9e