[INFO] cloning repository https://github.com/5tefan543/clipboard-manager
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/5tefan543/clipboard-manager" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F5tefan543%2Fclipboard-manager", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F5tefan543%2Fclipboard-manager'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5b21054e493e81cd15d1a27c861e01c19ca4730f
[INFO] checking 5tefan543/clipboard-manager against master#3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0 for pr-143164
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F5tefan543%2Fclipboard-manager" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/5tefan543/clipboard-manager
[INFO] finished tweaking git repo https://github.com/5tefan543/clipboard-manager
[INFO] tweaked toml for git repo https://github.com/5tefan543/clipboard-manager written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/5tefan543/clipboard-manager on toolchain 3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/5tefan543/clipboard-manager 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" "+3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f11de7e9870ac3577f98120741d79a63566dbd45a797d7acca13011945df0166
[INFO] running `Command { std: "docker" "start" "-a" "f11de7e9870ac3577f98120741d79a63566dbd45a797d7acca13011945df0166", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f11de7e9870ac3577f98120741d79a63566dbd45a797d7acca13011945df0166", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f11de7e9870ac3577f98120741d79a63566dbd45a797d7acca13011945df0166", kill_on_drop: false }`
[INFO] [stdout] f11de7e9870ac3577f98120741d79a63566dbd45a797d7acca13011945df0166
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 06bbbb1b8cfc0b2edfadc091e0c385fd2ac448680516a930536fbddbe71b97dc
[INFO] running `Command { std: "docker" "start" "-a" "06bbbb1b8cfc0b2edfadc091e0c385fd2ac448680516a930536fbddbe71b97dc", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.5.0
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]     Checking simd-adler32 v0.3.7
[INFO] [stderr]    Compiling rustix v0.38.44
[INFO] [stderr]     Checking adler2 v2.0.1
[INFO] [stderr]     Checking crc32fast v1.4.2
[INFO] [stderr]     Checking linux-raw-sys v0.4.15
[INFO] [stderr]     Checking x11rb-protocol v0.13.1
[INFO] [stderr]     Checking smallvec v1.15.1
[INFO] [stderr]     Checking byteorder-lite v0.1.0
[INFO] [stderr]     Checking miniz_oxide v0.8.9
[INFO] [stderr]     Checking fdeflate v0.3.7
[INFO] [stderr]     Checking memchr v2.7.5
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling lock_api v0.4.13
[INFO] [stderr]     Checking bytemuck v1.23.1
[INFO] [stderr]     Checking flate2 v1.1.2
[INFO] [stderr]     Checking xkeysym v0.2.1
[INFO] [stderr]     Checking nom v8.0.0
[INFO] [stderr]     Checking png v0.17.16
[INFO] [stderr]     Checking memmap2 v0.9.5
[INFO] [stderr]     Checking parking_lot_core v0.9.11
[INFO] [stderr]     Checking parking_lot v0.12.4
[INFO] [stderr]     Checking image v0.25.6
[INFO] [stderr]     Checking xkbcommon v0.8.0
[INFO] [stderr]     Checking x11rb v0.13.1
[INFO] [stderr]     Checking arboard v3.6.0
[INFO] [stderr]     Checking enigo v0.5.0
[INFO] [stderr]     Checking clipboard-manager v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `manager`
[INFO] [stdout]  --> src/main.rs:9:13
[INFO] [stdout]   |
[INFO] [stdout] 9 |     let mut manager = Manager::new();
[INFO] [stdout]   |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_manager`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `manager`
[INFO] [stdout]  --> src/main.rs:9:13
[INFO] [stdout]   |
[INFO] [stdout] 9 |     let mut manager = Manager::new();
[INFO] [stdout]   |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_manager`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> src/main.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 9 |     let mut manager = Manager::new();
[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: variants `Text` and `Image` are never constructed
[INFO] [stdout]  --> src/manager.rs:4:4
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub enum ClipboardElement<'img>{
[INFO] [stdout]   |          ---------------- variants in this enum
[INFO] [stdout] 4 |    Text(String),
[INFO] [stdout]   |    ^^^^
[INFO] [stdout] 5 |    Image(ImageData<'img>)
[INFO] [stdout]   |    ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `clipboard` and `history` are never read
[INFO] [stdout]   --> src/manager.rs:9:5
[INFO] [stdout]    |
[INFO] [stdout] 8  | pub struct Manager<'img> {
[INFO] [stdout]    |            ------- fields in this struct
[INFO] [stdout] 9  |     clipboard: Clipboard,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 10 |     history: Vec<ClipboardElement<'img>>
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `add_element` and `remove_element` are never used
[INFO] [stdout]   --> src/manager.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl<'img> Manager<'img> {
[INFO] [stdout]    | ------------------------ methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 22 |     pub fn add_element(&mut self) -> bool{
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 39 |     pub fn remove_element(&mut self, index: usize) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> src/main.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 9 |     let mut manager = Manager::new();
[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] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 24.82s
[INFO] running `Command { std: "docker" "inspect" "06bbbb1b8cfc0b2edfadc091e0c385fd2ac448680516a930536fbddbe71b97dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "06bbbb1b8cfc0b2edfadc091e0c385fd2ac448680516a930536fbddbe71b97dc", kill_on_drop: false }`
[INFO] [stdout] 06bbbb1b8cfc0b2edfadc091e0c385fd2ac448680516a930536fbddbe71b97dc
