[INFO] cloning repository lbonn/i3-focus-last
[INFO] running `"git" "clone" "--bare" "git://github.com/lbonn/i3-focus-last.git" "work/cache/sources/gh/lbonn/i3-focus-last"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/lbonn/i3-focus-last'...
[INFO] running `"git" "clone" "work/cache/sources/gh/lbonn/i3-focus-last" "work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/lbonn/i3-focus-last"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/lbonn/i3-focus-last'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/lbonn/i3-focus-last" "work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/lbonn/i3-focus-last"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/lbonn/i3-focus-last'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 43bdfc190ac9b283e8e8a3b37ad13a4251f638c3
[INFO] sha for GitHub repo lbonn/i3-focus-last: 43bdfc190ac9b283e8e8a3b37ad13a4251f638c3
[INFO] validating manifest of lbonn/i3-focus-last on toolchain master#c8865d8e195813ade6b84434ac9f8850e7112d1a
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of lbonn/i3-focus-last on toolchain try#e212b7d492c96d3837691ba29d32d5f468933fb8
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing lbonn/i3-focus-last
[INFO] finished frobbing lbonn/i3-focus-last
[INFO] frobbed toml for lbonn/i3-focus-last written to work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/lbonn/i3-focus-last/Cargo.toml
[INFO] started frobbing lbonn/i3-focus-last
[INFO] finished frobbing lbonn/i3-focus-last
[INFO] frobbed toml for lbonn/i3-focus-last written to work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/lbonn/i3-focus-last/Cargo.toml
[INFO] crate lbonn/i3-focus-last already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing lbonn/i3-focus-last against try#e212b7d492c96d3837691ba29d32d5f468933fb8 for pr-61629
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-7/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/lbonn/i3-focus-last:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "build" "--frozen"`
[INFO] [stdout] acb02e47b050a6d8956861afbb582f55011d491f89aad46247d88a8f5273407a
[INFO] running `"docker" "start" "-a" "acb02e47b050a6d8956861afbb582f55011d491f89aad46247d88a8f5273407a"`
[INFO] [stderr]    Compiling rmp v0.8.7
[INFO] [stderr]    Compiling i3ipc v0.9.0
[INFO] [stderr]    Compiling rmp-serde v0.13.7
[INFO] [stderr]    Compiling i3-focus-last v0.2.2 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:36:67
[INFO] [stderr]    |
[INFO] [stderr] 36 | fn focus_nth(windows: &VecDeque<i64>, n: usize) -> Result<(), Box<Error>> {
[INFO] [stderr]    |                                                                   ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.40s
[INFO] running `"docker" "inspect" "acb02e47b050a6d8956861afbb582f55011d491f89aad46247d88a8f5273407a"`
[INFO] running `"docker" "rm" "-f" "acb02e47b050a6d8956861afbb582f55011d491f89aad46247d88a8f5273407a"`
[INFO] [stdout] acb02e47b050a6d8956861afbb582f55011d491f89aad46247d88a8f5273407a
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-7/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/lbonn/i3-focus-last:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] 5ac20d0f14df779d766116e144f38f1150c605b3e950ab44fa8b92dcb45408ef
[INFO] running `"docker" "start" "-a" "5ac20d0f14df779d766116e144f38f1150c605b3e950ab44fa8b92dcb45408ef"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] [stderr]    Compiling i3-focus-last v0.2.2 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:36:67
[INFO] [stderr]    |
[INFO] [stderr] 36 | fn focus_nth(windows: &VecDeque<i64>, n: usize) -> Result<(), Box<Error>> {
[INFO] [stderr]    |                                                                   ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.18s
[INFO] running `"docker" "inspect" "5ac20d0f14df779d766116e144f38f1150c605b3e950ab44fa8b92dcb45408ef"`
[INFO] running `"docker" "rm" "-f" "5ac20d0f14df779d766116e144f38f1150c605b3e950ab44fa8b92dcb45408ef"`
[INFO] [stdout] 5ac20d0f14df779d766116e144f38f1150c605b3e950ab44fa8b92dcb45408ef
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-7/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/lbonn/i3-focus-last:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "test" "--frozen"`
[INFO] [stdout] 17a116b1fe58a4bd81a4b87ca604e146844374811ab323c952522d70d9f44c85
[INFO] running `"docker" "start" "-a" "17a116b1fe58a4bd81a4b87ca604e146844374811ab323c952522d70d9f44c85"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/i3_focus_last-d8c826ef15d54327
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "17a116b1fe58a4bd81a4b87ca604e146844374811ab323c952522d70d9f44c85"`
[INFO] running `"docker" "rm" "-f" "17a116b1fe58a4bd81a4b87ca604e146844374811ab323c952522d70d9f44c85"`
[INFO] [stdout] 17a116b1fe58a4bd81a4b87ca604e146844374811ab323c952522d70d9f44c85