[INFO] fetching crate kyun 0.2.1...
[INFO] checking kyun-0.2.1 against 8006091eb71ae7d9e9bccb66c6122c9d68af4466 for pr-129249-3
[INFO] extracting crate kyun 0.2.1 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate kyun 0.2.1
[INFO] finished tweaking crates.io crate kyun 0.2.1
[INFO] tweaked toml for crates.io crate kyun 0.2.1 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate kyun 0.2.1 on toolchain 8006091eb71ae7d9e9bccb66c6122c9d68af4466
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8006091eb71ae7d9e9bccb66c6122c9d68af4466" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate kyun 0.2.1 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" "+8006091eb71ae7d9e9bccb66c6122c9d68af4466" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded signal-hook-registry v1.4.0
[INFO] [stderr]   Downloaded signal-hook-mio v0.2.1
[INFO] [stderr]   Downloaded unicode-segmentation v1.3.0
[INFO] [stderr]   Downloaded redox_syscall v0.2.10
[INFO] [stderr]   Downloaded signal-hook v0.3.10
[INFO] [stderr]   Downloaded crossterm_winapi v0.9.0
[INFO] [stderr]   Downloaded lock_api v0.4.5
[INFO] [stderr]   Downloaded smallvec v1.7.0
[INFO] [stderr]   Downloaded parking_lot_core v0.8.5
[INFO] [stderr]   Downloaded log v0.4.14
[INFO] [stderr]   Downloaded mio v0.7.14
[INFO] [stderr]   Downloaded crossterm v0.22.1
[INFO] [stderr]   Downloaded ntapi v0.3.6
[INFO] [stderr]   Downloaded libc v0.2.108
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] cfc78b53121966d4d73ec728219cf0f4deb420f875b8e6ad476b7a51e010642a
[INFO] running `Command { std: "docker" "start" "cfc78b53121966d4d73ec728219cf0f4deb420f875b8e6ad476b7a51e010642a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cfc78b53121966d4d73ec728219cf0f4deb420f875b8e6ad476b7a51e010642a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "cfc78b53121966d4d73ec728219cf0f4deb420f875b8e6ad476b7a51e010642a" "/opt/rustwide/cargo-home/bin/cargo" "+8006091eb71ae7d9e9bccb66c6122c9d68af4466" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cfc78b53121966d4d73ec728219cf0f4deb420f875b8e6ad476b7a51e010642a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "cfc78b53121966d4d73ec728219cf0f4deb420f875b8e6ad476b7a51e010642a" "/opt/rustwide/cargo-home/bin/cargo" "+8006091eb71ae7d9e9bccb66c6122c9d68af4466" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.108
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling signal-hook v0.3.10
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]     Checking instant v0.1.12
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking smallvec v1.7.0
[INFO] [stderr]     Checking unicode-segmentation v1.3.0
[INFO] [stderr]     Checking lock_api v0.4.5
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking mio v0.7.14
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]     Checking signal-hook-mio v0.2.1
[INFO] [stderr]     Checking crossterm v0.22.1
[INFO] [stderr]     Checking kyun v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/editor.rs:307:13
[INFO] [stdout]     |
[INFO] [stdout] 307 |         let mut offset = &mut self.offset;
[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/editor.rs:307:13
[INFO] [stdout]     |
[INFO] [stdout] 307 |         let mut offset = &mut self.offset;
[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] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.87s
[INFO] running `Command { std: "docker" "inspect" "cfc78b53121966d4d73ec728219cf0f4deb420f875b8e6ad476b7a51e010642a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cfc78b53121966d4d73ec728219cf0f4deb420f875b8e6ad476b7a51e010642a", kill_on_drop: false }`
[INFO] [stdout] cfc78b53121966d4d73ec728219cf0f4deb420f875b8e6ad476b7a51e010642a
