[INFO] cloning repository https://github.com/hans-pistor/kilo-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hans-pistor/kilo-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhans-pistor%2Fkilo-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhans-pistor%2Fkilo-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 366c963800045c0e57b419a1b7b5ca897b799858
[INFO] checking hans-pistor/kilo-rs against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhans-pistor%2Fkilo-rs" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hans-pistor/kilo-rs on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/hans-pistor/kilo-rs
[INFO] finished tweaking git repo https://github.com/hans-pistor/kilo-rs
[INFO] tweaked toml for git repo https://github.com/hans-pistor/kilo-rs written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/hans-pistor/kilo-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a6b8758c2e6a6a3c4c69e2fba984e2382806ab99fcc814740e24bc3b53a5954c
[INFO] running `Command { std: "docker" "start" "-a" "a6b8758c2e6a6a3c4c69e2fba984e2382806ab99fcc814740e24bc3b53a5954c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a6b8758c2e6a6a3c4c69e2fba984e2382806ab99fcc814740e24bc3b53a5954c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6b8758c2e6a6a3c4c69e2fba984e2382806ab99fcc814740e24bc3b53a5954c", kill_on_drop: false }`
[INFO] [stdout] a6b8758c2e6a6a3c4c69e2fba984e2382806ab99fcc814740e24bc3b53a5954c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3bc064fd1d1efd2530bc57e5078e0171b8f2f32a732f44afd24087e80f0eaa80
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "3bc064fd1d1efd2530bc57e5078e0171b8f2f32a732f44afd24087e80f0eaa80", kill_on_drop: false }`
[INFO] [stderr]     Checking unicode-segmentation v1.6.0
[INFO] [stderr]     Checking termion v1.5.5
[INFO] [stderr]     Checking kilo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::io::stdout`
[INFO] [stdout]  --> src/editor.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::io::stdout;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::stdout`
[INFO] [stdout]  --> src/editor.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::io::stdout;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `size`
[INFO] [stdout]    --> src/editor.rs:221:13
[INFO] [stdout]     |
[INFO] [stdout] 221 |         let size = self.terminal.size();
[INFO] [stdout]     |             ^^^^ help: if this is intentional, prefix it with an underscore: `_size`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `size`
[INFO] [stdout]    --> src/editor.rs:221:13
[INFO] [stdout]     |
[INFO] [stdout] 221 |         let size = self.terminal.size();
[INFO] [stdout]     |             ^^^^ help: if this is intentional, prefix it with an underscore: `_size`
[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/editor.rs:223:13
[INFO] [stdout]     |
[INFO] [stdout] 223 |         let mut width = if let Some(row) = self.document.row(y) {
[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: variable does not need to be mutable
[INFO] [stdout]    --> src/editor.rs:223:13
[INFO] [stdout]     |
[INFO] [stdout] 223 |         let mut width = if let Some(row) = self.document.row(y) {
[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: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.50s
[INFO] running `Command { std: "docker" "inspect" "3bc064fd1d1efd2530bc57e5078e0171b8f2f32a732f44afd24087e80f0eaa80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3bc064fd1d1efd2530bc57e5078e0171b8f2f32a732f44afd24087e80f0eaa80", kill_on_drop: false }`
[INFO] [stdout] 3bc064fd1d1efd2530bc57e5078e0171b8f2f32a732f44afd24087e80f0eaa80