[INFO] cloning repository https://github.com/czarnyspajdi/music_to_pen_rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/czarnyspajdi/music_to_pen_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fczarnyspajdi%2Fmusic_to_pen_rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fczarnyspajdi%2Fmusic_to_pen_rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0625681555726a9422c9c62b3fe4f4d502a311ab
[INFO] checking czarnyspajdi/music_to_pen_rust/0625681555726a9422c9c62b3fe4f4d502a311ab against master#e0e204f3e97ad5f79524b9c259dc38df606ed82c for pr-149218
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fczarnyspajdi%2Fmusic_to_pen_rust" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/czarnyspajdi/music_to_pen_rust
[INFO] finished tweaking git repo https://github.com/czarnyspajdi/music_to_pen_rust
[INFO] tweaked toml for git repo https://github.com/czarnyspajdi/music_to_pen_rust written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/czarnyspajdi/music_to_pen_rust on toolchain e0e204f3e97ad5f79524b9c259dc38df606ed82c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e0e204f3e97ad5f79524b9c259dc38df606ed82c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/czarnyspajdi/music_to_pen_rust 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" "+e0e204f3e97ad5f79524b9c259dc38df606ed82c" "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-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+e0e204f3e97ad5f79524b9c259dc38df606ed82c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "dc597d2d50fdbc234a08f904e340b05149b3d12a06dde7159b021aa0e9d7fbaa", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+e0e204f3e97ad5f79524b9c259dc38df606ed82c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
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[INFO] [stderr]    Compiling music_to_pen v0.1.0 (/opt/rustwide/workdir)
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[INFO] [stdout] warning: unused import: `thread`
[INFO] [stdout]  --> src/downloader.rs:1:26
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{path::PathBuf, thread};
[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: `thread`
[INFO] [stdout]  --> src/downloader.rs:1:26
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{path::PathBuf, thread};
[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 imports: `ExitStatus` and `PopenError`
[INFO] [stdout]  --> src/downloader.rs:2:30
[INFO] [stdout]   |
[INFO] [stdout] 2 | use subprocess::{self, Exec, ExitStatus, PopenError};
[INFO] [stdout]   |                              ^^^^^^^^^^  ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `write`
[INFO] [stdout]  --> src/myfile.rs:2:20
[INFO] [stdout]   |
[INFO] [stdout] 2 |     fmt::{Display, write},
[INFO] [stdout]   |                    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `ExitStatus` and `PopenError`
[INFO] [stdout]  --> src/downloader.rs:2:30
[INFO] [stdout]   |
[INFO] [stdout] 2 | use subprocess::{self, Exec, ExitStatus, PopenError};
[INFO] [stdout]   |                              ^^^^^^^^^^  ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `write`
[INFO] [stdout]  --> src/myfile.rs:2:20
[INFO] [stdout]   |
[INFO] [stdout] 2 |     fmt::{Display, write},
[INFO] [stdout]   |                    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ui.rs:118:17
[INFO] [stdout]     |
[INFO] [stdout] 118 |             let mut files: Vec<MyFile> = entries
[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: variable does not need to be mutable
[INFO] [stdout]    --> src/ui.rs:118:17
[INFO] [stdout]     |
[INFO] [stdout] 118 |             let mut files: Vec<MyFile> = entries
[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: `dst_dir_box`
[INFO] [stdout]   --> src/ui.rs:99:9
[INFO] [stdout]    |
[INFO] [stdout] 99 |         dst_dir_box,
[INFO] [stdout]    |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_dst_dir_box`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `dst_dir_box`
[INFO] [stdout]   --> src/ui.rs:99:9
[INFO] [stdout]    |
[INFO] [stdout] 99 |         dst_dir_box,
[INFO] [stdout]    |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_dst_dir_box`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Move` is never constructed
[INFO] [stdout]   --> src/myfile.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub enum ConversionError {
[INFO] [stdout]    |          --------------- variant in this enum
[INFO] [stdout] 25 |     Conversion,
[INFO] [stdout] 26 |     Move,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ConversionError` 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: variant `Path` is never constructed
[INFO] [stdout]   --> src/myfile.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub enum FileError {
[INFO] [stdout]    |          --------- variant in this enum
[INFO] [stdout] 31 |     Convert(ConversionError),
[INFO] [stdout] 32 |     Path(PathError),
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `FileError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `move_file` is never used
[INFO] [stdout]    --> src/myfile.rs:112:12
[INFO] [stdout]     |
[INFO] [stdout]  51 | impl MyFile {
[INFO] [stdout]     | ----------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 112 |     pub fn move_file(&mut self, dir: String) -> Result<(), FileError> {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 24s
[INFO] running `Command { std: "docker" "inspect" "f65e18cf3d895b320ce083ce0ab4b4a62ddf07c8cdfd126cb7a9532d07b70c75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f65e18cf3d895b320ce083ce0ab4b4a62ddf07c8cdfd126cb7a9532d07b70c75", kill_on_drop: false }`
[INFO] [stdout] f65e18cf3d895b320ce083ce0ab4b4a62ddf07c8cdfd126cb7a9532d07b70c75
