[INFO] cloning repository https://github.com/denjiry/rustyblue
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/denjiry/rustyblue" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdenjiry%2Frustyblue", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdenjiry%2Frustyblue'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 73ebe5d1274cd49a6ee47c0daba601fb0dec9d8f
[INFO] checking denjiry/rustyblue against try#db4e1d23234d93b5e96ecc768b35d9090c32cddf for pr-149901
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdenjiry%2Frustyblue" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/denjiry/rustyblue
[INFO] finished tweaking git repo https://github.com/denjiry/rustyblue
[INFO] tweaked toml for git repo https://github.com/denjiry/rustyblue written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/denjiry/rustyblue on toolchain db4e1d23234d93b5e96ecc768b35d9090c32cddf
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+db4e1d23234d93b5e96ecc768b35d9090c32cddf" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/denjiry/rustyblue 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" "+db4e1d23234d93b5e96ecc768b35d9090c32cddf" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking denjiry/rustyblue against try#db4e1d23234d93b5e96ecc768b35d9090c32cddf for pr-149901
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdenjiry%2Frustyblue" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/denjiry/rustyblue
[INFO] finished tweaking git repo https://github.com/denjiry/rustyblue
[INFO] tweaked toml for git repo https://github.com/denjiry/rustyblue written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/denjiry/rustyblue on toolchain db4e1d23234d93b5e96ecc768b35d9090c32cddf
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+db4e1d23234d93b5e96ecc768b35d9090c32cddf" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/denjiry/rustyblue 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" "+db4e1d23234d93b5e96ecc768b35d9090c32cddf" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded patricia_tree v0.3.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db4e1d23234d93b5e96ecc768b35d9090c32cddf" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ac7f8a0cdeb1384de2a8e1bf0e7c0d3d23a4ce235c2ee36d4b0c88a53aef4f19
[INFO] running `Command { std: "docker" "start" "-a" "ac7f8a0cdeb1384de2a8e1bf0e7c0d3d23a4ce235c2ee36d4b0c88a53aef4f19", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ac7f8a0cdeb1384de2a8e1bf0e7c0d3d23a4ce235c2ee36d4b0c88a53aef4f19", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac7f8a0cdeb1384de2a8e1bf0e7c0d3d23a4ce235c2ee36d4b0c88a53aef4f19", kill_on_drop: false }`
[INFO] [stdout] ac7f8a0cdeb1384de2a8e1bf0e7c0d3d23a4ce235c2ee36d4b0c88a53aef4f19
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db4e1d23234d93b5e96ecc768b35d9090c32cddf" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bd232ec12933862b4a3241ab3d7ebd14337a2b8ade836319c8efcd3b7b7e8ee0
[INFO] running `Command { std: "docker" "start" "-a" "bd232ec12933862b4a3241ab3d7ebd14337a2b8ade836319c8efcd3b7b7e8ee0", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.78
[INFO] [stderr]     Checking itoa v0.4.8
[INFO] [stderr]     Checking patricia_tree v0.3.1
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]     Checking serde v1.0.130
[INFO] [stderr]     Checking serde_json v1.0.68
[INFO] [stderr]     Checking rustyblue v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::Node`
[INFO] [stdout]  --> src/parser/ccg.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::Node;
[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::fmt::format`
[INFO] [stdout]  --> src/parser/lightblue.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::fmt::format;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ErrorKind`
[INFO] [stdout]  --> src/parser/lightblue.rs:3:15
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::io::{ErrorKind, Result};
[INFO] [stdout]   |               ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::Node`
[INFO] [stdout]  --> src/parser/ccg.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::Node;
[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::fmt::format`
[INFO] [stdout]  --> src/parser/lightblue.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::fmt::format;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ErrorKind`
[INFO] [stdout]  --> src/parser/lightblue.rs:3:15
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::io::{ErrorKind, Result};
[INFO] [stdout]   |               ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `csub`
[INFO] [stdout]  --> src/parser/ccg/rules.rs:5:13
[INFO] [stdout]   |
[INFO] [stdout] 5 |     let (_, csub, fsub) = unify::unify_category(vec![], vec![], vec![], &lnode.cat, &rnode.cat)?;
[INFO] [stdout]   |             ^^^^ help: if this is intentional, prefix it with an underscore: `_csub`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `fsub`
[INFO] [stdout]  --> src/parser/ccg/rules.rs:5:19
[INFO] [stdout]   |
[INFO] [stdout] 5 |     let (_, csub, fsub) = unify::unify_category(vec![], vec![], vec![], &lnode.cat, &rnode.cat)?;
[INFO] [stdout]   |                   ^^^^ help: if this is intentional, prefix it with an underscore: `_fsub`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `lnode`
[INFO] [stdout]  --> src/parser/ccg/rules.rs:9:47
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn backward_function_application_rule<'a>(lnode: &Node, rnode: &Node) -> Option<&'a Node> {
[INFO] [stdout]   |                                               ^^^^^ help: if this is intentional, prefix it with an underscore: `_lnode`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rnode`
[INFO] [stdout]  --> src/parser/ccg/rules.rs:9:61
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn backward_function_application_rule<'a>(lnode: &Node, rnode: &Node) -> Option<&'a Node> {
[INFO] [stdout]   |                                                             ^^^^^ help: if this is intentional, prefix it with an underscore: `_rnode`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `csub`
[INFO] [stdout]   --> src/parser/ccg/unify.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     csub: Assignment<Cat>,
[INFO] [stdout]    |     ^^^^ help: if this is intentional, prefix it with an underscore: `_csub`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `fsub`
[INFO] [stdout]   --> src/parser/ccg/unify.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     fsub: Assignment<Vec<FeatureValue>>,
[INFO] [stdout]    |     ^^^^ help: if this is intentional, prefix it with an underscore: `_fsub`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `banned`
[INFO] [stdout]   --> src/parser/ccg/unify.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     banned: Vec<u32>,
[INFO] [stdout]    |     ^^^^^^ help: if this is intentional, prefix it with an underscore: `_banned`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cat1`
[INFO] [stdout]   --> src/parser/ccg/unify.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 |     cat1: &Cat,
[INFO] [stdout]    |     ^^^^ help: if this is intentional, prefix it with an underscore: `_cat1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cat2`
[INFO] [stdout]   --> src/parser/ccg/unify.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     cat2: &Cat,
[INFO] [stdout]    |     ^^^^ help: if this is intentional, prefix it with an underscore: `_cat2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `csub`
[INFO] [stdout]  --> src/parser/ccg/rules.rs:5:13
[INFO] [stdout]   |
[INFO] [stdout] 5 |     let (_, csub, fsub) = unify::unify_category(vec![], vec![], vec![], &lnode.cat, &rnode.cat)?;
[INFO] [stdout]   |             ^^^^ help: if this is intentional, prefix it with an underscore: `_csub`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `fsub`
[INFO] [stdout]  --> src/parser/ccg/rules.rs:5:19
[INFO] [stdout]   |
[INFO] [stdout] 5 |     let (_, csub, fsub) = unify::unify_category(vec![], vec![], vec![], &lnode.cat, &rnode.cat)?;
[INFO] [stdout]   |                   ^^^^ help: if this is intentional, prefix it with an underscore: `_fsub`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `lnode`
[INFO] [stdout]  --> src/parser/ccg/rules.rs:9:47
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn backward_function_application_rule<'a>(lnode: &Node, rnode: &Node) -> Option<&'a Node> {
[INFO] [stdout]   |                                               ^^^^^ help: if this is intentional, prefix it with an underscore: `_lnode`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rnode`
[INFO] [stdout]  --> src/parser/ccg/rules.rs:9:61
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn backward_function_application_rule<'a>(lnode: &Node, rnode: &Node) -> Option<&'a Node> {
[INFO] [stdout]   |                                                             ^^^^^ help: if this is intentional, prefix it with an underscore: `_rnode`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `csub`
[INFO] [stdout]   --> src/parser/ccg/unify.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     csub: Assignment<Cat>,
[INFO] [stdout]    |     ^^^^ help: if this is intentional, prefix it with an underscore: `_csub`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `fsub`
[INFO] [stdout]   --> src/parser/ccg/unify.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     fsub: Assignment<Vec<FeatureValue>>,
[INFO] [stdout]    |     ^^^^ help: if this is intentional, prefix it with an underscore: `_fsub`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `banned`
[INFO] [stdout]   --> src/parser/ccg/unify.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     banned: Vec<u32>,
[INFO] [stdout]    |     ^^^^^^ help: if this is intentional, prefix it with an underscore: `_banned`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cat1`
[INFO] [stdout]   --> src/parser/ccg/unify.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 |     cat1: &Cat,
[INFO] [stdout]    |     ^^^^ help: if this is intentional, prefix it with an underscore: `_cat1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cat2`
[INFO] [stdout]   --> src/parser/ccg/unify.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     cat2: &Cat,
[INFO] [stdout]    |     ^^^^ help: if this is intentional, prefix it with an underscore: `_cat2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/parser/chartparser.rs:41:13
[INFO] [stdout]    |
[INFO] [stdout] 41 |         let mut sep_stack = vec![0usize];
[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: `sep_stack`
[INFO] [stdout]   --> src/parser/chartparser.rs:41:13
[INFO] [stdout]    |
[INFO] [stdout] 41 |         let mut sep_stack = vec![0usize];
[INFO] [stdout]    |             ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sep_stack`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `c`
[INFO] [stdout]   --> src/parser/chartparser.rs:43:17
[INFO] [stdout]    |
[INFO] [stdout] 43 |         for (i, c) in sentence.iter().enumerate() {
[INFO] [stdout]    |                 ^ help: if this is intentional, prefix it with an underscore: `_c`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `SubstLink` and `SubstVal` are never constructed
[INFO] [stdout]  --> src/parser/ccg/unify.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub(crate) enum SubstData<T> {
[INFO] [stdout]   |                 --------- variants in this enum
[INFO] [stdout] 8 |     SubstLink(u32),
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 9 |     SubstVal(T),
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `SubstData` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `purify_text` is never used
[INFO] [stdout]   --> src/parser/chartparser.rs:26:4
[INFO] [stdout]    |
[INFO] [stdout] 26 | fn purify_text() {
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `beam_width` is never read
[INFO] [stdout]   --> src/parser/chartparser.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 32 | struct ChartParser<'a> {
[INFO] [stdout]    |        ----------- field in this struct
[INFO] [stdout] 33 |     beam_width: usize,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/parser/chartparser.rs:41:13
[INFO] [stdout]    |
[INFO] [stdout] 41 |         let mut sep_stack = vec![0usize];
[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: `sep_stack`
[INFO] [stdout]   --> src/parser/chartparser.rs:41:13
[INFO] [stdout]    |
[INFO] [stdout] 41 |         let mut sep_stack = vec![0usize];
[INFO] [stdout]    |             ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sep_stack`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `c`
[INFO] [stdout]   --> src/parser/chartparser.rs:43:17
[INFO] [stdout]    |
[INFO] [stdout] 43 |         for (i, c) in sentence.iter().enumerate() {
[INFO] [stdout]    |                 ^ help: if this is intentional, prefix it with an underscore: `_c`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `SubstLink` and `SubstVal` are never constructed
[INFO] [stdout]  --> src/parser/ccg/unify.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub(crate) enum SubstData<T> {
[INFO] [stdout]   |                 --------- variants in this enum
[INFO] [stdout] 8 |     SubstLink(u32),
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 9 |     SubstVal(T),
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `SubstData` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `purify_text` is never used
[INFO] [stdout]   --> src/parser/chartparser.rs:26:4
[INFO] [stdout]    |
[INFO] [stdout] 26 | fn purify_text() {
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `beam_width` is never read
[INFO] [stdout]   --> src/parser/chartparser.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 32 | struct ChartParser<'a> {
[INFO] [stdout]    |        ----------- field in this struct
[INFO] [stdout] 33 |     beam_width: usize,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.71s
[INFO] running `Command { std: "docker" "inspect" "bd232ec12933862b4a3241ab3d7ebd14337a2b8ade836319c8efcd3b7b7e8ee0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd232ec12933862b4a3241ab3d7ebd14337a2b8ade836319c8efcd3b7b7e8ee0", kill_on_drop: false }`
[INFO] [stdout] bd232ec12933862b4a3241ab3d7ebd14337a2b8ade836319c8efcd3b7b7e8ee0
