Oct 21 22:01:22.717 INFO checking AnthonyP4312/i3-alt-tab against master#155510e377ae2a8d8ee0dad1a5f809c9062a5526 for pr-55192
Oct 21 22:01:22.718 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-55192/worker-2/master#155510e377ae2a8d8ee0dad1a5f809c9062a5526:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-2/pr-55192/master#155510e377ae2a8d8ee0dad1a5f809c9062a5526:/source:ro,Z" "-v" "/mnt/big/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +155510e377ae2a8d8ee0dad1a5f809c9062a5526-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Oct 21 22:01:23.174 INFO blam! 49f8a9dfe899a7e45298e0b638ed20dd2176964acfbba5f662ccc136e267f23e
Oct 21 22:01:23.176 INFO running `"docker" "start" "-a" "49f8a9dfe899a7e45298e0b638ed20dd2176964acfbba5f662ccc136e267f23e"`
Oct 21 22:01:24.396 INFO kablam! usermod: no changes
Oct 21 22:01:24.548 INFO kablam!     Checking alt_tabber v0.1.0 (/source)
Oct 21 22:01:27.516 INFO kablam! warning: unused `std::result::Result` that must be used
Oct 21 22:01:27.516 INFO kablam!   --> src/main.rs:39:5
Oct 21 22:01:27.516 INFO kablam!    |
Oct 21 22:01:27.516 INFO kablam! 39 | /     Command::new("i3-msg")
Oct 21 22:01:27.516 INFO kablam! 40 | |         .arg(format!("[con_id={}] focus", next.id))
Oct 21 22:01:27.516 INFO kablam! 41 | |         .output();
Oct 21 22:01:27.516 INFO kablam!    | |__________________^
Oct 21 22:01:27.516 INFO kablam!    |
Oct 21 22:01:27.516 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Oct 21 22:01:27.516 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Oct 21 22:01:27.516 INFO kablam! 
Oct 21 22:01:27.600 INFO kablam! warning: unused variable: `child_c`
Oct 21 22:01:27.600 INFO kablam!   --> src/main.rs:85:13
Oct 21 22:01:27.600 INFO kablam!    |
Oct 21 22:01:27.600 INFO kablam! 85 |         let child_c = Node {
Oct 21 22:01:27.600 INFO kablam!    |             ^^^^^^^ help: consider using `_child_c` instead
Oct 21 22:01:27.600 INFO kablam!    |
Oct 21 22:01:27.600 INFO kablam!    = note: #[warn(unused_variables)] on by default
Oct 21 22:01:27.600 INFO kablam! 
Oct 21 22:01:27.600 INFO kablam! warning: unused variable: `node_with_children`
Oct 21 22:01:27.600 INFO kablam!   --> src/main.rs:89:13
Oct 21 22:01:27.600 INFO kablam!    |
Oct 21 22:01:27.600 INFO kablam! 89 |         let node_with_children = Node {
Oct 21 22:01:27.600 INFO kablam!    |             ^^^^^^^^^^^^^^^^^^ help: consider using `_node_with_children` instead
Oct 21 22:01:27.600 INFO kablam! 
Oct 21 22:01:27.608 INFO kablam! warning: function is never used: `setup`
Oct 21 22:01:27.608 INFO kablam!   --> src/main.rs:67:5
Oct 21 22:01:27.608 INFO kablam!    |
Oct 21 22:01:27.608 INFO kablam! 67 |     fn setup() {
Oct 21 22:01:27.608 INFO kablam!    |     ^^^^^^^^^^
Oct 21 22:01:27.608 INFO kablam!    |
Oct 21 22:01:27.608 INFO kablam!    = note: #[warn(dead_code)] on by default
Oct 21 22:01:27.608 INFO kablam! 
Oct 21 22:01:27.608 INFO kablam! warning: unused `std::result::Result` that must be used
Oct 21 22:01:27.608 INFO kablam!   --> src/main.rs:39:5
Oct 21 22:01:27.608 INFO kablam!    |
Oct 21 22:01:27.608 INFO kablam! 39 | /     Command::new("i3-msg")
Oct 21 22:01:27.608 INFO kablam! 40 | |         .arg(format!("[con_id={}] focus", next.id))
Oct 21 22:01:27.608 INFO kablam! 41 | |         .output();
Oct 21 22:01:27.608 INFO kablam!    | |__________________^
Oct 21 22:01:27.608 INFO kablam!    |
Oct 21 22:01:27.608 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Oct 21 22:01:27.608 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Oct 21 22:01:27.608 INFO kablam! 
Oct 21 22:01:27.623 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 3.19s
Oct 21 22:01:27.627 INFO kablam! su: No module specific data is present
Oct 21 22:01:27.934 INFO running `"docker" "rm" "-f" "49f8a9dfe899a7e45298e0b638ed20dd2176964acfbba5f662ccc136e267f23e"`
Oct 21 22:01:28.078 INFO blam! 49f8a9dfe899a7e45298e0b638ed20dd2176964acfbba5f662ccc136e267f23e