[INFO] cloning repository https://github.com/Cramblioni/nikgwner
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Cramblioni/nikgwner" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCramblioni%2Fnikgwner", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCramblioni%2Fnikgwner'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3b11ccf762a6d07befe326e0c162358f20acef61
[INFO] checking Cramblioni/nikgwner/3b11ccf762a6d07befe326e0c162358f20acef61 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCramblioni%2Fnikgwner" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Cramblioni/nikgwner on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Cramblioni/nikgwner
[INFO] finished tweaking git repo https://github.com/Cramblioni/nikgwner
[INFO] tweaked toml for git repo https://github.com/Cramblioni/nikgwner written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Cramblioni/nikgwner 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" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0660adde71c3f8261b723b59225e1358891c60269d8dfc95989a71a0400662ff
[INFO] running `Command { std: "docker" "start" "-a" "0660adde71c3f8261b723b59225e1358891c60269d8dfc95989a71a0400662ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0660adde71c3f8261b723b59225e1358891c60269d8dfc95989a71a0400662ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0660adde71c3f8261b723b59225e1358891c60269d8dfc95989a71a0400662ff", kill_on_drop: false }`
[INFO] [stdout] 0660adde71c3f8261b723b59225e1358891c60269d8dfc95989a71a0400662ff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4e2ff2fcde5dc28c8c1eeadb34e6a75e2f96171063e804d9ef1d2cc377344e0f
[INFO] running `Command { std: "docker" "start" "-a" "4e2ff2fcde5dc28c8c1eeadb34e6a75e2f96171063e804d9ef1d2cc377344e0f", kill_on_drop: false }`
[INFO] [stderr]     Checking nikgwner v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]    --> src/main.rs:194:61
[INFO] [stdout]     |
[INFO] [stdout] 194 |             CursMove::Up   => self.get_prior(sel).and_then(|x| {
[INFO] [stdout]     |                                                             ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]    --> src/main.rs:194:61
[INFO] [stdout]     |
[INFO] [stdout] 194 |             CursMove::Up   => self.get_prior(sel).and_then(|x| {
[INFO] [stdout]     |                                                             ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `bound` is never used
[INFO] [stdout]    --> src/main.rs:165:8
[INFO] [stdout]     |
[INFO] [stdout] 12  | impl TodoItem {
[INFO] [stdout]     | ------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 165 |     fn bound(&self, sel: &Selection) -> bool {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `VecRead` is never constructed
[INFO] [stdout]    --> src/main.rs:466:8
[INFO] [stdout]     |
[INFO] [stdout] 466 | struct VecRead<T>(Vec<T>, usize);
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]    --> src/main.rs:467:25
[INFO] [stdout]     |
[INFO] [stdout] 467 | impl<T> VecRead<T> { fn new(inp: Vec<T>) -> Self { VecRead(inp, 0) } }
[INFO] [stdout]     | ------------------      ^^^
[INFO] [stdout]     | |
[INFO] [stdout]     | associated function in this implementation
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `stopi` is never used
[INFO] [stdout]    --> src/llywterf.rs:127:12
[INFO] [stdout]     |
[INFO] [stdout] 98  | impl<'a, O: Write + AsRawFd, I: Read + AsRawFd> Newidiad<'a, O, I> {
[INFO] [stdout]     | ------------------------------------------------------------------ method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 127 |     pub fn stopi(&mut self, value: bool) -> &mut Self {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `VMIN` is never used
[INFO] [stdout]    --> src/llywterf.rs:190:11
[INFO] [stdout]     |
[INFO] [stdout] 190 | pub const VMIN: usize = 6;
[INFO] [stdout]     |           ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:408:9
[INFO] [stdout]     |
[INFO] [stdout] 408 |         (self.len() as u8).arbed(allbwn);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 408 |         let _ = (self.len() as u8).arbed(allbwn);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:409:25
[INFO] [stdout]     |
[INFO] [stdout] 409 |         for i in self { i.arbed(allbwn); }
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 409 |         for i in self { let _ = i.arbed(allbwn); }
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `bound` is never used
[INFO] [stdout]    --> src/main.rs:165:8
[INFO] [stdout]     |
[INFO] [stdout] 12  | impl TodoItem {
[INFO] [stdout]     | ------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 165 |     fn bound(&self, sel: &Selection) -> bool {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `VecRead` is never constructed
[INFO] [stdout]    --> src/main.rs:466:8
[INFO] [stdout]     |
[INFO] [stdout] 466 | struct VecRead<T>(Vec<T>, usize);
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]    --> src/main.rs:467:25
[INFO] [stdout]     |
[INFO] [stdout] 467 | impl<T> VecRead<T> { fn new(inp: Vec<T>) -> Self { VecRead(inp, 0) } }
[INFO] [stdout]     | ------------------      ^^^
[INFO] [stdout]     | |
[INFO] [stdout]     | associated function in this implementation
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `stopi` is never used
[INFO] [stdout]    --> src/llywterf.rs:127:12
[INFO] [stdout]     |
[INFO] [stdout] 98  | impl<'a, O: Write + AsRawFd, I: Read + AsRawFd> Newidiad<'a, O, I> {
[INFO] [stdout]     | ------------------------------------------------------------------ method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 127 |     pub fn stopi(&mut self, value: bool) -> &mut Self {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `VMIN` is never used
[INFO] [stdout]    --> src/llywterf.rs:190:11
[INFO] [stdout]     |
[INFO] [stdout] 190 | pub const VMIN: usize = 6;
[INFO] [stdout]     |           ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:408:9
[INFO] [stdout]     |
[INFO] [stdout] 408 |         (self.len() as u8).arbed(allbwn);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 408 |         let _ = (self.len() as u8).arbed(allbwn);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:409:25
[INFO] [stdout]     |
[INFO] [stdout] 409 |         for i in self { i.arbed(allbwn); }
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 409 |         for i in self { let _ = i.arbed(allbwn); }
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.46s
[INFO] running `Command { std: "docker" "inspect" "4e2ff2fcde5dc28c8c1eeadb34e6a75e2f96171063e804d9ef1d2cc377344e0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e2ff2fcde5dc28c8c1eeadb34e6a75e2f96171063e804d9ef1d2cc377344e0f", kill_on_drop: false }`
[INFO] [stdout] 4e2ff2fcde5dc28c8c1eeadb34e6a75e2f96171063e804d9ef1d2cc377344e0f