Dec 14 12:13:55.860 INFO testing AnthonyP4312/i3-alt-tab against try#aa49d8ef14939ddec0e34b346b60174a5673d48f for pr-56550
Dec 14 12:13:55.860 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-5/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/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 +aa49d8ef14939ddec0e34b346b60174a5673d48f-alt build --frozen" "-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"`
Dec 14 12:13:56.418 INFO [stdout] a0708450947e50ff928f43fb65420b762e06e6208ca362ea82769cabc1c7c774
Dec 14 12:13:56.419 INFO running `"docker" "start" "-a" "a0708450947e50ff928f43fb65420b762e06e6208ca362ea82769cabc1c7c774"`
Dec 14 12:13:57.663 INFO [stderr] usermod: no changes
Dec 14 12:13:57.779 INFO [stderr]    Compiling alt_tabber v0.1.0 (/source)
Dec 14 12:14:01.511 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 14 12:14:01.511 INFO [stderr]   --> src/main.rs:39:5
Dec 14 12:14:01.511 INFO [stderr]    |
Dec 14 12:14:01.511 INFO [stderr] 39 | /     Command::new("i3-msg")
Dec 14 12:14:01.511 INFO [stderr] 40 | |         .arg(format!("[con_id={}] focus", next.id))
Dec 14 12:14:01.511 INFO [stderr] 41 | |         .output();
Dec 14 12:14:01.511 INFO [stderr]    | |__________________^
Dec 14 12:14:01.511 INFO [stderr]    |
Dec 14 12:14:01.511 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 14 12:14:01.511 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 14 12:14:01.511 INFO [stderr] 
Dec 14 12:14:02.564 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.85s
Dec 14 12:14:02.571 INFO [stderr] su: No module specific data is present
Dec 14 12:14:02.888 INFO running `"docker" "inspect" "a0708450947e50ff928f43fb65420b762e06e6208ca362ea82769cabc1c7c774"`
Dec 14 12:14:03.004 INFO running `"docker" "rm" "-f" "a0708450947e50ff928f43fb65420b762e06e6208ca362ea82769cabc1c7c774"`
Dec 14 12:14:03.207 INFO [stdout] a0708450947e50ff928f43fb65420b762e06e6208ca362ea82769cabc1c7c774
Dec 14 12:14:03.211 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-5/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/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 +aa49d8ef14939ddec0e34b346b60174a5673d48f-alt test --frozen --no-run" "-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"`
Dec 14 12:14:03.455 INFO [stdout] d405a8c209ad0d6e6b60bec1acb1b72f6f0fa527e5bca246ead1c494706104d3
Dec 14 12:14:03.457 INFO running `"docker" "start" "-a" "d405a8c209ad0d6e6b60bec1acb1b72f6f0fa527e5bca246ead1c494706104d3"`
Dec 14 12:14:03.967 INFO [stderr] usermod: no changes
Dec 14 12:14:04.021 INFO [stderr]    Compiling alt_tabber v0.1.0 (/source)
Dec 14 12:14:05.283 INFO [stderr] warning: unused variable: `child_c`
Dec 14 12:14:05.283 INFO [stderr]   --> src/main.rs:85:13
Dec 14 12:14:05.283 INFO [stderr]    |
Dec 14 12:14:05.283 INFO [stderr] 85 |         let child_c = Node {
Dec 14 12:14:05.283 INFO [stderr]    |             ^^^^^^^ help: consider using `_child_c` instead
Dec 14 12:14:05.283 INFO [stderr]    |
Dec 14 12:14:05.283 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 14 12:14:05.283 INFO [stderr] 
Dec 14 12:14:05.283 INFO [stderr] warning: unused variable: `node_with_children`
Dec 14 12:14:05.283 INFO [stderr]   --> src/main.rs:89:13
Dec 14 12:14:05.283 INFO [stderr]    |
Dec 14 12:14:05.283 INFO [stderr] 89 |         let node_with_children = Node {
Dec 14 12:14:05.283 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^ help: consider using `_node_with_children` instead
Dec 14 12:14:05.283 INFO [stderr] 
Dec 14 12:14:05.294 INFO [stderr] warning: function is never used: `setup`
Dec 14 12:14:05.294 INFO [stderr]   --> src/main.rs:67:5
Dec 14 12:14:05.294 INFO [stderr]    |
Dec 14 12:14:05.294 INFO [stderr] 67 |     fn setup() {
Dec 14 12:14:05.294 INFO [stderr]    |     ^^^^^^^^^^
Dec 14 12:14:05.294 INFO [stderr]    |
Dec 14 12:14:05.295 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 14 12:14:05.295 INFO [stderr] 
Dec 14 12:14:05.295 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 14 12:14:05.295 INFO [stderr]   --> src/main.rs:39:5
Dec 14 12:14:05.295 INFO [stderr]    |
Dec 14 12:14:05.295 INFO [stderr] 39 | /     Command::new("i3-msg")
Dec 14 12:14:05.295 INFO [stderr] 40 | |         .arg(format!("[con_id={}] focus", next.id))
Dec 14 12:14:05.295 INFO [stderr] 41 | |         .output();
Dec 14 12:14:05.295 INFO [stderr]    | |__________________^
Dec 14 12:14:05.295 INFO [stderr]    |
Dec 14 12:14:05.295 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 14 12:14:05.295 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 14 12:14:05.295 INFO [stderr] 
Dec 14 12:14:05.641 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.65s
Dec 14 12:14:05.646 INFO [stderr] su: No module specific data is present
Dec 14 12:14:06.141 INFO running `"docker" "inspect" "d405a8c209ad0d6e6b60bec1acb1b72f6f0fa527e5bca246ead1c494706104d3"`
Dec 14 12:14:06.240 INFO running `"docker" "rm" "-f" "d405a8c209ad0d6e6b60bec1acb1b72f6f0fa527e5bca246ead1c494706104d3"`
Dec 14 12:14:06.343 INFO [stdout] d405a8c209ad0d6e6b60bec1acb1b72f6f0fa527e5bca246ead1c494706104d3
Dec 14 12:14:06.345 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-5/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/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 +aa49d8ef14939ddec0e34b346b60174a5673d48f-alt test --frozen" "-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"`
Dec 14 12:14:06.574 INFO [stdout] 2b1d7b6e42e186097947e510dc974f3a0c9b4048701f5d54d338da76bcc65b03
Dec 14 12:14:06.576 INFO running `"docker" "start" "-a" "2b1d7b6e42e186097947e510dc974f3a0c9b4048701f5d54d338da76bcc65b03"`
Dec 14 12:14:07.092 INFO [stderr] usermod: no changes
Dec 14 12:14:07.187 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.06s
Dec 14 12:14:07.187 INFO [stderr]      Running /target/debug/deps/alt_tabber-3470d5adf5e2d835
Dec 14 12:14:07.189 INFO [stdout] 
Dec 14 12:14:07.189 INFO [stdout] running 0 tests
Dec 14 12:14:07.189 INFO [stdout] 
Dec 14 12:14:07.189 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 14 12:14:07.189 INFO [stdout] 
Dec 14 12:14:07.191 INFO [stderr]      Running /target/debug/deps/alt_tabber-322b0eee45498251
Dec 14 12:14:07.192 INFO [stdout] 
Dec 14 12:14:07.192 INFO [stdout] running 1 test
Dec 14 12:14:07.209 INFO [stdout] test test_flatten::flattens ... ok
Dec 14 12:14:07.209 INFO [stderr]    Doc-tests alt_tabber
Dec 14 12:14:07.209 INFO [stdout] 
Dec 14 12:14:07.209 INFO [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 14 12:14:07.209 INFO [stdout] 
Dec 14 12:14:08.383 INFO [stdout] 
Dec 14 12:14:08.383 INFO [stdout] running 0 tests
Dec 14 12:14:08.383 INFO [stdout] 
Dec 14 12:14:08.383 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 14 12:14:08.383 INFO [stdout] 
Dec 14 12:14:08.455 INFO [stderr] su: No module specific data is present
Dec 14 12:14:08.959 INFO running `"docker" "inspect" "2b1d7b6e42e186097947e510dc974f3a0c9b4048701f5d54d338da76bcc65b03"`
Dec 14 12:14:09.237 INFO running `"docker" "rm" "-f" "2b1d7b6e42e186097947e510dc974f3a0c9b4048701f5d54d338da76bcc65b03"`
Dec 14 12:14:09.511 INFO [stdout] 2b1d7b6e42e186097947e510dc974f3a0c9b4048701f5d54d338da76bcc65b03