[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] 1ac7e1d522406c7e09e0e1373de2300b905aab37
[INFO] testing denjiry/rustyblue against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdenjiry%2Frustyblue" "/workspace/builds/worker-115/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-115/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/denjiry/rustyblue on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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-115/source/Cargo.toml
[INFO] crate git repo https://github.com/denjiry/rustyblue already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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-115/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-115/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 57ec11635ed0348a7a3f53bddc5864c997a2a3c8cd9e6375996409a2c7bba1ee
[INFO] running `Command { std: "docker" "start" "-a" "57ec11635ed0348a7a3f53bddc5864c997a2a3c8cd9e6375996409a2c7bba1ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "57ec11635ed0348a7a3f53bddc5864c997a2a3c8cd9e6375996409a2c7bba1ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57ec11635ed0348a7a3f53bddc5864c997a2a3c8cd9e6375996409a2c7bba1ee", kill_on_drop: false }`
[INFO] [stdout] 57ec11635ed0348a7a3f53bddc5864c997a2a3c8cd9e6375996409a2c7bba1ee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-115/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-115/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5981ba6cef325864d2b3ccc7d081959dcd1c72dae6cb68d6d42c7ae42fe95bf2
[INFO] running `Command { std: "docker" "start" "-a" "5981ba6cef325864d2b3ccc7d081959dcd1c72dae6cb68d6d42c7ae42fe95bf2", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.78
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling patricia_tree v0.3.1
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling serde_json v1.0.68
[INFO] [stderr]    Compiling 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)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sep_stack`
[INFO] [stdout]   --> src/parser/chartparser.rs:41:17
[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]    = note: `#[warn(unused_variables)]` on by default
[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: 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] 
[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)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `purify_text`
[INFO] [stdout]   --> src/parser/chartparser.rs:26:4
[INFO] [stdout]    |
[INFO] [stdout] 26 | fn purify_text() {
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `beam_width`
[INFO] [stdout]   --> src/parser/chartparser.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 33 |     beam_width: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `SubstLink`
[INFO] [stdout]  --> src/parser/ccg/unify.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     SubstLink(u32),
[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]  --> src/parser/ccg/unify.rs:6:10
[INFO] [stdout]   |
[INFO] [stdout] 6 | #[derive(Debug, PartialEq, Eq)]
[INFO] [stdout]   |          ^^^^^
[INFO] [stdout]   = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `SubstVal`
[INFO] [stdout]  --> src/parser/ccg/unify.rs:9:5
[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]  --> src/parser/ccg/unify.rs:6:10
[INFO] [stdout]   |
[INFO] [stdout] 6 | #[derive(Debug, PartialEq, Eq)]
[INFO] [stdout]   |          ^^^^^
[INFO] [stdout]   = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 17 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ErrorKind`
[INFO] [stdout]  --> src/main.rs:2:15
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::io::{ErrorKind, Result};
[INFO] [stdout]   |               ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 46.00s
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "5981ba6cef325864d2b3ccc7d081959dcd1c72dae6cb68d6d42c7ae42fe95bf2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5981ba6cef325864d2b3ccc7d081959dcd1c72dae6cb68d6d42c7ae42fe95bf2", kill_on_drop: false }`
[INFO] [stdout] 5981ba6cef325864d2b3ccc7d081959dcd1c72dae6cb68d6d42c7ae42fe95bf2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-115/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-115/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4161bd73248cd65a63f6e3fe50952679fc94b3b115087280ebe1cfbd895de873
[INFO] running `Command { std: "docker" "start" "-a" "4161bd73248cd65a63f6e3fe50952679fc94b3b115087280ebe1cfbd895de873", kill_on_drop: false }`
[INFO] [stderr]    Compiling 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)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sep_stack`
[INFO] [stdout]   --> src/parser/chartparser.rs:41:17
[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]    = note: `#[warn(unused_variables)]` on by default
[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: 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] 
[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)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `purify_text`
[INFO] [stdout]   --> src/parser/chartparser.rs:26:4
[INFO] [stdout]    |
[INFO] [stdout] 26 | fn purify_text() {
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `beam_width`
[INFO] [stdout]   --> src/parser/chartparser.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 33 |     beam_width: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `SubstLink`
[INFO] [stdout]  --> src/parser/ccg/unify.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     SubstLink(u32),
[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]  --> src/parser/ccg/unify.rs:6:10
[INFO] [stdout]   |
[INFO] [stdout] 6 | #[derive(Debug, PartialEq, Eq)]
[INFO] [stdout]   |          ^^^^^
[INFO] [stdout]   = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `SubstVal`
[INFO] [stdout]  --> src/parser/ccg/unify.rs:9:5
[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]  --> src/parser/ccg/unify.rs:6:10
[INFO] [stdout]   |
[INFO] [stdout] 6 | #[derive(Debug, PartialEq, Eq)]
[INFO] [stdout]   |          ^^^^^
[INFO] [stdout]   = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 17 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ErrorKind`
[INFO] [stdout]  --> src/main.rs:2:15
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::io::{ErrorKind, Result};
[INFO] [stdout]   |               ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[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)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sep_stack`
[INFO] [stdout]   --> src/parser/chartparser.rs:41:17
[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]    = note: `#[warn(unused_variables)]` on by default
[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: 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] 
[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)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `purify_text`
[INFO] [stdout]   --> src/parser/chartparser.rs:26:4
[INFO] [stdout]    |
[INFO] [stdout] 26 | fn purify_text() {
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `beam_width`
[INFO] [stdout]   --> src/parser/chartparser.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 33 |     beam_width: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `SubstLink`
[INFO] [stdout]  --> src/parser/ccg/unify.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     SubstLink(u32),
[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]  --> src/parser/ccg/unify.rs:6:10
[INFO] [stdout]   |
[INFO] [stdout] 6 | #[derive(Debug, PartialEq, Eq)]
[INFO] [stdout]   |          ^^^^^
[INFO] [stdout]   = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `SubstVal`
[INFO] [stdout]  --> src/parser/ccg/unify.rs:9:5
[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]  --> src/parser/ccg/unify.rs:6:10
[INFO] [stdout]   |
[INFO] [stdout] 6 | #[derive(Debug, PartialEq, Eq)]
[INFO] [stdout]   |          ^^^^^
[INFO] [stdout]   = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 17 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.29s
[INFO] running `Command { std: "docker" "inspect" "4161bd73248cd65a63f6e3fe50952679fc94b3b115087280ebe1cfbd895de873", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4161bd73248cd65a63f6e3fe50952679fc94b3b115087280ebe1cfbd895de873", kill_on_drop: false }`
[INFO] [stdout] 4161bd73248cd65a63f6e3fe50952679fc94b3b115087280ebe1cfbd895de873
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-115/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-115/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 66e6cd1490120fdc5b251d94fd3365a29401d63c0ade69ec7581dda3944d8301
[INFO] running `Command { std: "docker" "start" "-a" "66e6cd1490120fdc5b251d94fd3365a29401d63c0ade69ec7581dda3944d8301", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `crate::Node`
[INFO] [stdout] 
[INFO] [stderr]  --> src/parser/ccg.rs:3:5
[INFO] [stdout] running 0 tests
[INFO] [stderr]   |
[INFO] [stdout] 
[INFO] [stderr] 3 | use crate::Node;
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stderr]   |
[INFO] [stdout] 
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] running 0 tests
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stderr] warning: unused variable: `sep_stack`
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]   --> src/parser/chartparser.rs:41:17
[INFO] [stdout] 
[INFO] [stderr]    |
[INFO] [stderr] 41 |         let mut sep_stack = vec![0usize];
[INFO] [stderr]    |                 ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sep_stack`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `c`
[INFO] [stderr]   --> src/parser/chartparser.rs:43:17
[INFO] [stderr]    |
[INFO] [stderr] 43 |         for (i, c) in sentence.iter().enumerate() {
[INFO] [stderr]    |                 ^ help: if this is intentional, prefix it with an underscore: `_c`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `csub`
[INFO] [stderr]  --> src/parser/ccg/rules.rs:5:13
[INFO] [stderr]   |
[INFO] [stderr] 5 |     let (_, csub, fsub) = unify::unify_category(vec![], vec![], vec![], &lnode.cat, &rnode.cat)?;
[INFO] [stderr]   |             ^^^^ help: if this is intentional, prefix it with an underscore: `_csub`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `fsub`
[INFO] [stderr]  --> src/parser/ccg/rules.rs:5:19
[INFO] [stderr]   |
[INFO] [stderr] 5 |     let (_, csub, fsub) = unify::unify_category(vec![], vec![], vec![], &lnode.cat, &rnode.cat)?;
[INFO] [stderr]   |                   ^^^^ help: if this is intentional, prefix it with an underscore: `_fsub`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `lnode`
[INFO] [stderr]  --> src/parser/ccg/rules.rs:9:47
[INFO] [stderr]   |
[INFO] [stderr] 9 | pub fn backward_function_application_rule<'a>(lnode: &Node, rnode: &Node) -> Option<&'a Node> {
[INFO] [stderr]   |                                               ^^^^^ help: if this is intentional, prefix it with an underscore: `_lnode`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `rnode`
[INFO] [stderr]  --> src/parser/ccg/rules.rs:9:61
[INFO] [stderr]   |
[INFO] [stderr] 9 | pub fn backward_function_application_rule<'a>(lnode: &Node, rnode: &Node) -> Option<&'a Node> {
[INFO] [stderr]   |                                                             ^^^^^ help: if this is intentional, prefix it with an underscore: `_rnode`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `csub`
[INFO] [stderr]   --> src/parser/ccg/unify.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 |     csub: Assignment<Cat>,
[INFO] [stderr]    |     ^^^^ help: if this is intentional, prefix it with an underscore: `_csub`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `fsub`
[INFO] [stderr]   --> src/parser/ccg/unify.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 |     fsub: Assignment<Vec<FeatureValue>>,
[INFO] [stderr]    |     ^^^^ help: if this is intentional, prefix it with an underscore: `_fsub`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `banned`
[INFO] [stderr]   --> src/parser/ccg/unify.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr] 16 |     banned: Vec<u32>,
[INFO] [stderr]    |     ^^^^^^ help: if this is intentional, prefix it with an underscore: `_banned`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `cat1`
[INFO] [stderr]   --> src/parser/ccg/unify.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 |     cat1: &Cat,
[INFO] [stderr]    |     ^^^^ help: if this is intentional, prefix it with an underscore: `_cat1`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `cat2`
[INFO] [stderr]   --> src/parser/ccg/unify.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 |     cat2: &Cat,
[INFO] [stderr]    |     ^^^^ help: if this is intentional, prefix it with an underscore: `_cat2`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/parser/chartparser.rs:41:13
[INFO] [stderr]    |
[INFO] [stderr] 41 |         let mut sep_stack = vec![0usize];
[INFO] [stderr]    |             ----^^^^^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `purify_text`
[INFO] [stderr]   --> src/parser/chartparser.rs:26:4
[INFO] [stderr]    |
[INFO] [stderr] 26 | fn purify_text() {
[INFO] [stderr]    |    ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `beam_width`
[INFO] [stderr]   --> src/parser/chartparser.rs:33:5
[INFO] [stderr]    |
[INFO] [stderr] 33 |     beam_width: usize,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `SubstLink`
[INFO] [stderr]  --> src/parser/ccg/unify.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 |     SubstLink(u32),
[INFO] [stderr]   |     ^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] note: `SubstData` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]  --> src/parser/ccg/unify.rs:6:10
[INFO] [stderr]   |
[INFO] [stderr] 6 | #[derive(Debug, PartialEq, Eq)]
[INFO] [stderr]   |          ^^^^^
[INFO] [stderr]   = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `SubstVal`
[INFO] [stderr]  --> src/parser/ccg/unify.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 |     SubstVal(T),
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] note: `SubstData` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]  --> src/parser/ccg/unify.rs:6:10
[INFO] [stderr]   |
[INFO] [stderr] 6 | #[derive(Debug, PartialEq, Eq)]
[INFO] [stderr]   |          ^^^^^
[INFO] [stderr]   = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: `rustyblue` (lib) generated 17 warnings
[INFO] [stderr] warning: `rustyblue` (lib test) generated 17 warnings (17 duplicates)
[INFO] [stderr] warning: unused import: `ErrorKind`
[INFO] [stderr]  --> src/main.rs:2:15
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::io::{ErrorKind, Result};
[INFO] [stderr]   |               ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `rustyblue` (bin "rustyblue" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.15s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rustyblue-8c103dcb4eb7527e)
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rustyblue-f0cb75ac3cc8745a)
[INFO] [stderr]    Doc-tests rustyblue
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "66e6cd1490120fdc5b251d94fd3365a29401d63c0ade69ec7581dda3944d8301", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66e6cd1490120fdc5b251d94fd3365a29401d63c0ade69ec7581dda3944d8301", kill_on_drop: false }`
[INFO] [stdout] 66e6cd1490120fdc5b251d94fd3365a29401d63c0ade69ec7581dda3944d8301