[INFO] cloning repository https://github.com/berserkenthusiastabishek/rtools
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/berserkenthusiastabishek/rtools" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fberserkenthusiastabishek%2Frtools", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fberserkenthusiastabishek%2Frtools'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9109b6f0de571b61588a8a5516623718c1b91ec5
[INFO] checking berserkenthusiastabishek/rtools against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fberserkenthusiastabishek%2Frtools" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/berserkenthusiastabishek/rtools on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/berserkenthusiastabishek/rtools
[INFO] finished tweaking git repo https://github.com/berserkenthusiastabishek/rtools
[INFO] tweaked toml for git repo https://github.com/berserkenthusiastabishek/rtools written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/berserkenthusiastabishek/rtools 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded errno v0.3.6
[INFO] [stderr]   Downloaded termion v2.0.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9ae3db8c9796f553dab3bfed6b376e2998fa0ede76b5077bd1f0d7e7fd95be6b
[INFO] running `Command { std: "docker" "start" "-a" "9ae3db8c9796f553dab3bfed6b376e2998fa0ede76b5077bd1f0d7e7fd95be6b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9ae3db8c9796f553dab3bfed6b376e2998fa0ede76b5077bd1f0d7e7fd95be6b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ae3db8c9796f553dab3bfed6b376e2998fa0ede76b5077bd1f0d7e7fd95be6b", kill_on_drop: false }`
[INFO] [stdout] 9ae3db8c9796f553dab3bfed6b376e2998fa0ede76b5077bd1f0d7e7fd95be6b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ed9a73d89c87eeb50cc05c57c237dda7128809dd1da1115efeed3f04000c9954
[INFO] running `Command { std: "docker" "start" "-a" "ed9a73d89c87eeb50cc05c57c237dda7128809dd1da1115efeed3f04000c9954", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustix v0.38.21
[INFO] [stderr]     Checking linux-raw-sys v0.4.11
[INFO] [stderr]     Checking memchr v2.6.4
[INFO] [stderr]     Checking bitflags v2.4.1
[INFO] [stderr]    Compiling libc v0.2.150
[INFO] [stderr]     Checking regex-syntax v0.8.2
[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]     Checking unicode-segmentation v1.10.1
[INFO] [stderr]     Checking miniz_oxide v0.7.1
[INFO] [stderr]     Checking itertools v0.11.0
[INFO] [stderr]     Checking flate2 v1.0.28
[INFO] [stderr]     Checking aho-corasick v1.1.2
[INFO] [stderr]     Checking termion v2.0.3
[INFO] [stderr]     Checking is-terminal v0.4.9
[INFO] [stderr]     Checking colored v2.0.4
[INFO] [stderr]     Checking regex-automata v0.4.3
[INFO] [stderr]     Checking regex v1.10.2
[INFO] [stderr]     Checking rtools v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `options` is never read
[INFO] [stdout]  --> src/bin/rgrep/config.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct GrepConfig {
[INFO] [stdout]   |            ---------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 8 |     pub options: HashMap<String, String>,
[INFO] [stdout]   |         ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::thread::current`
[INFO] [stdout]  --> src/bin/rnano/document.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::thread::current;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::thread::current`
[INFO] [stdout]  --> src/bin/rnano/document.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::thread::current;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rcs_config`
[INFO] [stdout]  --> src/bin/rcs/main.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 |     let rcs_config : config::RCSConfig =  parse_args();
[INFO] [stdout]   |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_rcs_config`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `command_name` and `arguments` are never read
[INFO] [stdout]  --> src/bin/rcs/config.rs:3:9
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub struct RCSConfig {
[INFO] [stdout]   |            --------- fields in this struct
[INFO] [stdout] 3 |     pub command_name: String,
[INFO] [stdout]   |         ^^^^^^^^^^^^
[INFO] [stdout] 4 |     pub arguments: Vec<String>,
[INFO] [stdout]   |         ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rcs_config`
[INFO] [stdout]  --> src/bin/rcs/main.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 |     let rcs_config : config::RCSConfig =  parse_args();
[INFO] [stdout]   |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_rcs_config`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `command_name` and `arguments` are never read
[INFO] [stdout]  --> src/bin/rcs/config.rs:3:9
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub struct RCSConfig {
[INFO] [stdout]   |            --------- fields in this struct
[INFO] [stdout] 3 |     pub command_name: String,
[INFO] [stdout]   |         ^^^^^^^^^^^^
[INFO] [stdout] 4 |     pub arguments: Vec<String>,
[INFO] [stdout]   |         ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `options` is never read
[INFO] [stdout]  --> src/bin/rgrep/config.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct GrepConfig {
[INFO] [stdout]   |            ---------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 8 |     pub options: HashMap<String, String>,
[INFO] [stdout]   |         ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `file_name` is never read
[INFO] [stdout]   --> src/bin/rnano/editor.rs:41:9
[INFO] [stdout]    |
[INFO] [stdout] 40 | pub struct Editor {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] 41 |     pub file_name: String,
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `to_colour` is never used
[INFO] [stdout]  --> src/bin/rnano/highlighting.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | impl Type {
[INFO] [stdout]   | --------- method in this implementation
[INFO] [stdout] 9 |     fn to_colour (&self) -> impl color::Color {
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `file_name` is never read
[INFO] [stdout]   --> src/bin/rnano/editor.rs:41:9
[INFO] [stdout]    |
[INFO] [stdout] 40 | pub struct Editor {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] 41 |     pub file_name: String,
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `to_colour` is never used
[INFO] [stdout]  --> src/bin/rnano/highlighting.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | impl Type {
[INFO] [stdout]   | --------- method in this implementation
[INFO] [stdout] 9 |     fn to_colour (&self) -> impl color::Color {
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.01s
[INFO] running `Command { std: "docker" "inspect" "ed9a73d89c87eeb50cc05c57c237dda7128809dd1da1115efeed3f04000c9954", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed9a73d89c87eeb50cc05c57c237dda7128809dd1da1115efeed3f04000c9954", kill_on_drop: false }`
[INFO] [stdout] ed9a73d89c87eeb50cc05c57c237dda7128809dd1da1115efeed3f04000c9954
[INFO] checking berserkenthusiastabishek/rtools against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fberserkenthusiastabishek%2Frtools" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/berserkenthusiastabishek/rtools on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/berserkenthusiastabishek/rtools
[INFO] finished tweaking git repo https://github.com/berserkenthusiastabishek/rtools
[INFO] tweaked toml for git repo https://github.com/berserkenthusiastabishek/rtools written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/berserkenthusiastabishek/rtools 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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ef4a81e984b3b73b15c21bcaf3933ecc454d9e2538a52166f6857450923a2576
[INFO] running `Command { std: "docker" "start" "-a" "ef4a81e984b3b73b15c21bcaf3933ecc454d9e2538a52166f6857450923a2576", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ef4a81e984b3b73b15c21bcaf3933ecc454d9e2538a52166f6857450923a2576", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef4a81e984b3b73b15c21bcaf3933ecc454d9e2538a52166f6857450923a2576", kill_on_drop: false }`
[INFO] [stdout] ef4a81e984b3b73b15c21bcaf3933ecc454d9e2538a52166f6857450923a2576
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5af7ff4448e031e7ddc0d4f9fa8272765d991c43762c57bc48e14c74e1b1208d
[INFO] running `Command { std: "docker" "start" "-a" "5af7ff4448e031e7ddc0d4f9fa8272765d991c43762c57bc48e14c74e1b1208d", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustix v0.38.21
[INFO] [stderr]    Compiling libc v0.2.150
[INFO] [stderr]     Checking memchr v2.6.4
[INFO] [stderr]     Checking bitflags v2.4.1
[INFO] [stderr]     Checking linux-raw-sys v0.4.11
[INFO] [stderr]     Checking regex-syntax v0.8.2
[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]     Checking unicode-segmentation v1.10.1
[INFO] [stderr]     Checking miniz_oxide v0.7.1
[INFO] [stderr]     Checking itertools v0.11.0
[INFO] [stderr]     Checking flate2 v1.0.28
[INFO] [stderr]     Checking aho-corasick v1.1.2
[INFO] [stderr]     Checking termion v2.0.3
[INFO] [stderr]     Checking is-terminal v0.4.9
[INFO] [stderr]     Checking colored v2.0.4
[INFO] [stderr]     Checking regex-automata v0.4.3
[INFO] [stderr]     Checking regex v1.10.2
[INFO] [stderr]     Checking rtools v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::thread::current`
[INFO] [stdout]  --> src/bin/rnano/document.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::thread::current;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::thread::current`
[INFO] [stdout]  --> src/bin/rnano/document.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::thread::current;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `options` is never read
[INFO] [stdout]  --> src/bin/rgrep/config.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct GrepConfig {
[INFO] [stdout]   |            ---------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 8 |     pub options: HashMap<String, String>,
[INFO] [stdout]   |         ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `file_name` is never read
[INFO] [stdout]   --> src/bin/rnano/editor.rs:41:9
[INFO] [stdout]    |
[INFO] [stdout] 40 | pub struct Editor {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] 41 |     pub file_name: String,
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `to_colour` is never used
[INFO] [stdout]  --> src/bin/rnano/highlighting.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | impl Type {
[INFO] [stdout]   | --------- method in this implementation
[INFO] [stdout] 9 |     fn to_colour (&self) -> impl color::Color {
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rcs_config`
[INFO] [stdout]  --> src/bin/rcs/main.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 |     let rcs_config : config::RCSConfig =  parse_args();
[INFO] [stdout]   |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_rcs_config`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `command_name` and `arguments` are never read
[INFO] [stdout]  --> src/bin/rcs/config.rs:3:9
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub struct RCSConfig {
[INFO] [stdout]   |            --------- fields in this struct
[INFO] [stdout] 3 |     pub command_name: String,
[INFO] [stdout]   |         ^^^^^^^^^^^^
[INFO] [stdout] 4 |     pub arguments: Vec<String>,
[INFO] [stdout]   |         ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `options` is never read
[INFO] [stdout]  --> src/bin/rgrep/config.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct GrepConfig {
[INFO] [stdout]   |            ---------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 8 |     pub options: HashMap<String, String>,
[INFO] [stdout]   |         ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rcs_config`
[INFO] [stdout]  --> src/bin/rcs/main.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 |     let rcs_config : config::RCSConfig =  parse_args();
[INFO] [stdout]   |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_rcs_config`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `command_name` and `arguments` are never read
[INFO] [stdout]  --> src/bin/rcs/config.rs:3:9
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub struct RCSConfig {
[INFO] [stdout]   |            --------- fields in this struct
[INFO] [stdout] 3 |     pub command_name: String,
[INFO] [stdout]   |         ^^^^^^^^^^^^
[INFO] [stdout] 4 |     pub arguments: Vec<String>,
[INFO] [stdout]   |         ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `file_name` is never read
[INFO] [stdout]   --> src/bin/rnano/editor.rs:41:9
[INFO] [stdout]    |
[INFO] [stdout] 40 | pub struct Editor {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] 41 |     pub file_name: String,
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `to_colour` is never used
[INFO] [stdout]  --> src/bin/rnano/highlighting.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | impl Type {
[INFO] [stdout]   | --------- method in this implementation
[INFO] [stdout] 9 |     fn to_colour (&self) -> impl color::Color {
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.65s
[INFO] running `Command { std: "docker" "inspect" "5af7ff4448e031e7ddc0d4f9fa8272765d991c43762c57bc48e14c74e1b1208d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5af7ff4448e031e7ddc0d4f9fa8272765d991c43762c57bc48e14c74e1b1208d", kill_on_drop: false }`
[INFO] [stdout] 5af7ff4448e031e7ddc0d4f9fa8272765d991c43762c57bc48e14c74e1b1208d