[INFO] cloning repository https://github.com/cartoon-raccoon/rustyedit
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cartoon-raccoon/rustyedit" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcartoon-raccoon%2Frustyedit", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcartoon-raccoon%2Frustyedit'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 62a3af9c75c1dc24dcc8abb87d37d92aeb6a6b39
[INFO] checking cartoon-raccoon/rustyedit against master#4b596bbd847672da87763b76171687d3544863c2 for pr-144544
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcartoon-raccoon%2Frustyedit" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/cartoon-raccoon/rustyedit
[INFO] finished tweaking git repo https://github.com/cartoon-raccoon/rustyedit
[INFO] tweaked toml for git repo https://github.com/cartoon-raccoon/rustyedit written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/cartoon-raccoon/rustyedit on toolchain 4b596bbd847672da87763b76171687d3544863c2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4b596bbd847672da87763b76171687d3544863c2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/cartoon-raccoon/rustyedit 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" "+4b596bbd847672da87763b76171687d3544863c2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tui v0.13.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+4b596bbd847672da87763b76171687d3544863c2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fed61af9ef9d9b32e812707a4a45271eb3f4f5721eee49e4562cee126f188afc
[INFO] running `Command { std: "docker" "start" "-a" "fed61af9ef9d9b32e812707a4a45271eb3f4f5721eee49e4562cee126f188afc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fed61af9ef9d9b32e812707a4a45271eb3f4f5721eee49e4562cee126f188afc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fed61af9ef9d9b32e812707a4a45271eb3f4f5721eee49e4562cee126f188afc", kill_on_drop: false }`
[INFO] [stdout] fed61af9ef9d9b32e812707a4a45271eb3f4f5721eee49e4562cee126f188afc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+4b596bbd847672da87763b76171687d3544863c2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 433372013c3830afa65a62db5add1243713f4759d8df27ad5fb346723fcc541f
[INFO] running `Command { std: "docker" "start" "-a" "433372013c3830afa65a62db5add1243713f4759d8df27ad5fb346723fcc541f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking numtoa v0.1.0
[INFO] [stderr]     Checking cassowary v0.3.0
[INFO] [stderr]     Checking unicode-segmentation v1.7.1
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking termion v1.5.5
[INFO] [stderr]     Checking tui v0.13.0
[INFO] [stderr]     Checking rustyedit v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `terminal`
[INFO] [stdout]  --> src/main.rs:9:13
[INFO] [stdout]   |
[INFO] [stdout] 9 |     let mut terminal = Terminal::new(backend)?;
[INFO] [stdout]   |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_terminal`
[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 terminal = Terminal::new(backend)?;
[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: unused variable: `terminal`
[INFO] [stdout]  --> src/main.rs:9:13
[INFO] [stdout]   |
[INFO] [stdout] 9 |     let mut terminal = Terminal::new(backend)?;
[INFO] [stdout]   |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_terminal`
[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 terminal = Terminal::new(backend)?;
[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 1.79s
[INFO] running `Command { std: "docker" "inspect" "433372013c3830afa65a62db5add1243713f4759d8df27ad5fb346723fcc541f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "433372013c3830afa65a62db5add1243713f4759d8df27ad5fb346723fcc541f", kill_on_drop: false }`
[INFO] [stdout] 433372013c3830afa65a62db5add1243713f4759d8df27ad5fb346723fcc541f