[INFO] cloning repository https://github.com/po1onius/slpopt
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/po1onius/slpopt" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpo1onius%2Fslpopt", kill_on_drop: false }`
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[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0c5b3d09a43f6e9eb27d0fe6569ab9f305792e6c
[INFO] checking po1onius/slpopt against master#c290daa1e5274a52e54a0f49e31bd70192abc606 for pr-133502-23
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpo1onius%2Fslpopt" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
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[INFO] [stderr] done.
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[INFO] finished tweaking git repo https://github.com/po1onius/slpopt
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[INFO] validating manifest of git repo https://github.com/po1onius/slpopt on toolchain c290daa1e5274a52e54a0f49e31bd70192abc606
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c290daa1e5274a52e54a0f49e31bd70192abc606" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c290daa1e5274a52e54a0f49e31bd70192abc606" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c290daa1e5274a52e54a0f49e31bd70192abc606" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3d5ced03c013a94a2f102a4510f48a6e9184255caf5fd8244f58017bde7f5210" "sleep" "infinity", kill_on_drop: false }`
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[INFO] [stdout] warning: unused import: `path::Path`
[INFO] [stdout]  --> src/config.rs:2:40
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::{fs::{self, File}, io::Write, path::Path, sync::OnceLock};
[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: `path::Path`
[INFO] [stdout]  --> src/config.rs:2:40
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::{fs::{self, File}, io::Write, path::Path, sync::OnceLock};
[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 variable: `text`
[INFO] [stdout]   --> src/api.rs:77:28
[INFO] [stdout]    |
[INFO] [stdout] 77 |     async fn google(&self, text: &str, target_language: &str) -> String {
[INFO] [stdout]    |                            ^^^^ help: if this is intentional, prefix it with an underscore: `_text`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `target_language`
[INFO] [stdout]   --> src/api.rs:77:40
[INFO] [stdout]    |
[INFO] [stdout] 77 |     async fn google(&self, text: &str, target_language: &str) -> String {
[INFO] [stdout]    |                                        ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_target_language`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `text`
[INFO] [stdout]   --> src/api.rs:82:26
[INFO] [stdout]    |
[INFO] [stdout] 82 |     async fn bing(&self, text: &str, target_language: &str) -> String {
[INFO] [stdout]    |                          ^^^^ help: if this is intentional, prefix it with an underscore: `_text`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `target_language`
[INFO] [stdout]   --> src/api.rs:82:38
[INFO] [stdout]    |
[INFO] [stdout] 82 |     async fn bing(&self, text: &str, target_language: &str) -> String {
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_target_language`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `text`
[INFO] [stdout]   --> src/api.rs:77:28
[INFO] [stdout]    |
[INFO] [stdout] 77 |     async fn google(&self, text: &str, target_language: &str) -> String {
[INFO] [stdout]    |                            ^^^^ help: if this is intentional, prefix it with an underscore: `_text`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `target_language`
[INFO] [stdout]   --> src/api.rs:77:40
[INFO] [stdout]    |
[INFO] [stdout] 77 |     async fn google(&self, text: &str, target_language: &str) -> String {
[INFO] [stdout]    |                                        ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_target_language`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `text`
[INFO] [stdout]   --> src/api.rs:82:26
[INFO] [stdout]    |
[INFO] [stdout] 82 |     async fn bing(&self, text: &str, target_language: &str) -> String {
[INFO] [stdout]    |                          ^^^^ help: if this is intentional, prefix it with an underscore: `_text`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `target_language`
[INFO] [stdout]   --> src/api.rs:82:38
[INFO] [stdout]    |
[INFO] [stdout] 82 |     async fn bing(&self, text: &str, target_language: &str) -> String {
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_target_language`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `res` is never read
[INFO] [stdout]    --> src/main.rs:177:31
[INFO] [stdout]     |
[INFO] [stdout] 177 |                 let mut res = String::from("no result!");
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 189 |                             res = r;
[INFO] [stdout]     |                             --- `res` is overwritten here before the previous value is read
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `res` is never read
[INFO] [stdout]    --> src/main.rs:177:31
[INFO] [stdout]     |
[INFO] [stdout] 177 |                 let mut res = String::from("no result!");
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 189 |                             res = r;
[INFO] [stdout]     |                             --- `res` is overwritten here before the previous value is read
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `daemonize` is never used
[INFO] [stdout]   --> src/main.rs:45:4
[INFO] [stdout]    |
[INFO] [stdout] 45 | fn daemonize() {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `daemonize` is never used
[INFO] [stdout]   --> src/main.rs:45:4
[INFO] [stdout]    |
[INFO] [stdout] 45 | fn daemonize() {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `google` and `bing` are never read
[INFO] [stdout]   --> src/config.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct Config {
[INFO] [stdout]    |            ------ fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 16 |     pub google: Option<Google>,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout] 17 |     pub bing: Option<Bing>,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `google` and `bing` are never read
[INFO] [stdout]   --> src/config.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct Config {
[INFO] [stdout]    |            ------ fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 16 |     pub google: Option<Google>,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout] 17 |     pub bing: Option<Bing>,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2m 20s
[INFO] running `Command { std: "docker" "inspect" "69cd0d6d03be94eea27a4c5c078576303221e6ba6a5164e698b66fc276d916d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69cd0d6d03be94eea27a4c5c078576303221e6ba6a5164e698b66fc276d916d2", kill_on_drop: false }`
[INFO] [stdout] 69cd0d6d03be94eea27a4c5c078576303221e6ba6a5164e698b66fc276d916d2
