[INFO] fetching crate leftwm-core 0.2.9...
[INFO] testing leftwm-core-0.2.9 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] extracting crate leftwm-core 0.2.9 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate leftwm-core 0.2.9 on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate leftwm-core 0.2.9
[INFO] finished tweaking crates.io crate leftwm-core 0.2.9
[INFO] tweaked toml for crates.io crate leftwm-core 0.2.9 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6d897ec09f953bb51035031dac1f99b197e4b1e42648ffd81cefea7e70dc1f55
[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" "6d897ec09f953bb51035031dac1f99b197e4b1e42648ffd81cefea7e70dc1f55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6d897ec09f953bb51035031dac1f99b197e4b1e42648ffd81cefea7e70dc1f55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d897ec09f953bb51035031dac1f99b197e4b1e42648ffd81cefea7e70dc1f55", kill_on_drop: false }`
[INFO] [stdout] 6d897ec09f953bb51035031dac1f99b197e4b1e42648ffd81cefea7e70dc1f55
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2be08878ecb7503c03347c1cd28c4615f0698b70716a2824c80a8a121224103f
[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" "2be08878ecb7503c03347c1cd28c4615f0698b70716a2824c80a8a121224103f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.107
[INFO] [stderr]    Compiling futures-core v0.3.17
[INFO] [stderr]    Compiling futures-channel v0.3.17
[INFO] [stderr]    Compiling futures-sink v0.3.17
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling tokio v1.14.0
[INFO] [stderr]    Compiling x11-dl v2.19.1
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]    Compiling dirs-sys v0.3.6
[INFO] [stderr]    Compiling signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling dirs-sys-next v0.1.2
[INFO] [stderr]    Compiling mio v0.7.14
[INFO] [stderr]    Compiling nix v0.20.2
[INFO] [stderr]    Compiling dirs-next v2.0.0
[INFO] [stderr]    Compiling dirs v3.0.2
[INFO] [stderr]    Compiling signal-hook v0.3.10
[INFO] [stderr]    Compiling xdg v2.4.0
[INFO] [stderr]    Compiling futures-macro v0.3.17
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling tokio-macros v1.6.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling futures-util v0.3.17
[INFO] [stderr]    Compiling thiserror v1.0.30
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling futures-executor v0.3.17
[INFO] [stderr]    Compiling futures v0.3.17
[INFO] [stderr]    Compiling serde_json v1.0.71
[INFO] [stderr]    Compiling leftwm-core v0.2.9 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `all_tags`
[INFO] [stdout]   --> src/models/workspace.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 |     all_tags: Vec<Tag>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 19s
[INFO] running `Command { std: "docker" "inspect" "2be08878ecb7503c03347c1cd28c4615f0698b70716a2824c80a8a121224103f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2be08878ecb7503c03347c1cd28c4615f0698b70716a2824c80a8a121224103f", kill_on_drop: false }`
[INFO] [stdout] 2be08878ecb7503c03347c1cd28c4615f0698b70716a2824c80a8a121224103f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3b722b6c6c120da0296961f657f05a412037b0eb1534ca43c46051255a8dd619
[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" "3b722b6c6c120da0296961f657f05a412037b0eb1534ca43c46051255a8dd619", kill_on_drop: false }`
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stdout] warning: field is never read: `all_tags`
[INFO] [stdout]   --> src/models/workspace.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 |     all_tags: Vec<Tag>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling tempfile v3.2.0
[INFO] [stderr]    Compiling leftwm-core v0.2.9 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `all_tags`
[INFO] [stdout]   --> src/models/workspace.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 |     all_tags: Vec<Tag>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 16.48s
[INFO] running `Command { std: "docker" "inspect" "3b722b6c6c120da0296961f657f05a412037b0eb1534ca43c46051255a8dd619", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b722b6c6c120da0296961f657f05a412037b0eb1534ca43c46051255a8dd619", kill_on_drop: false }`
[INFO] [stdout] 3b722b6c6c120da0296961f657f05a412037b0eb1534ca43c46051255a8dd619
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", 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] cda2dd53ab342d34c614e8c62db4e5ebeb8ca59a7b18c487abff8bf2403a77e2
[INFO] running `Command { std: "docker" "start" "-a" "cda2dd53ab342d34c614e8c62db4e5ebeb8ca59a7b18c487abff8bf2403a77e2", kill_on_drop: false }`
[INFO] [stderr] warning: field is never read: `all_tags`
[INFO] [stderr]   --> src/models/workspace.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 19 |     all_tags: Vec<Tag>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `leftwm-core` (lib) generated 1 warning
[INFO] [stderr] warning: `leftwm-core` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.14s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/leftwm_core-c4d40351d084c913)
[INFO] [stdout] 
[INFO] [stdout] running 41 tests
[INFO] [stdout] test handlers::focus_handler::tests::focusing_a_tag_should_focus_its_workspace ... ok
[INFO] [stdout] test handlers::command_handler::tests::go_to_tag_should_create_at_least_one_tag_per_screen_no_more ... ok
[INFO] [stdout] test handlers::command_handler::tests::go_to_tag_should_go_to_tag_and_set_history ... ok
[INFO] [stdout] test handlers::focus_handler::tests::focusing_a_window_should_make_it_active ... ok
[INFO] [stdout] test handlers::goto_tag_handler::tests::going_to_a_workspace_that_is_already_visible_should_not_duplicate_the_workspace ... ok
[INFO] [stdout] test handlers::focus_handler::tests::focusing_the_same_workspace_shouldnt_add_to_the_history ... ok
[INFO] [stdout] test layouts::tests::should_fullscreen_a_single_window ... ok
[INFO] [stdout] test layouts::tests::test_from_str ... ok
[INFO] [stdout] test handlers::focus_handler::tests::focusing_the_same_window_shouldnt_add_to_the_history ... ok
[INFO] [stdout] test handlers::focus_handler::tests::focusing_an_empty_tag_should_unfocus_any_focused_window ... ok
[INFO] [stdout] test models::window::tests::should_be_able_to_tag_a_window ... ok
[INFO] [stdout] test handlers::focus_handler::tests::focusing_a_workspace_should_make_it_active ... ok
[INFO] [stdout] test handlers::focus_handler::tests::focusing_a_workspace_should_focus_its_tag ... ok
[INFO] [stdout] test models::dock_area::tests::should_be_able_to_build_from_bottom ... ok
[INFO] [stdout] test models::dock_area::tests::should_be_able_to_build_from_left ... ok
[INFO] [stdout] test models::dock_area::tests::should_be_able_to_build_from_right ... ok
[INFO] [stdout] test models::dock_area::tests::should_be_able_to_build_from_top ... ok
[INFO] [stdout] test models::window::tests::should_be_able_to_untag_a_window ... ok
[INFO] [stdout] test models::workspace::tests::empty_ws_should_not_contain_window ... ok
[INFO] [stdout] test models::workspace::tests::tagging_a_workspace_to_with_the_same_tag_as_a_window_should_couse_it_to_display ... ok
[INFO] [stdout] test models::xyhw::tests::without_should_trim_from_the_bottom ... ok
[INFO] [stdout] test models::xyhw::tests::without_should_trim_from_the_top ... ok
[INFO] [stdout] test models::xyhw::tests::without_should_trim_from_the_left ... ok
[INFO] [stdout] test utils::child_process::tests::test_parse ... ok
[INFO] [stdout] test models::xyhw::tests::without_should_trim_from_the_right ... ok
[INFO] [stdout] test handlers::command_handler::tests::go_to_tag_should_return_false_on_invalid_input ... ok
[INFO] [stdout] test handlers::screen_create_handler::tests::creating_two_screens_should_tag_them_with_first_and_second_tags ... ok
[INFO] [stdout] test handlers::focus_handler::tests::focusing_a_tag_should_make_it_active ... ok
[INFO] [stdout] test handlers::focus_handler::tests::focusing_the_same_tag_shouldnt_add_to_the_history ... ok
[INFO] [stdout] test models::xyhw::tests::center_halfed ... ok
[INFO] [stdout] test handlers::command_handler::tests::go_to_tag_should_return_false_if_no_screen_is_created ... ok
[INFO] [stdout] test handlers::focus_handler::tests::focusing_a_window_should_focus_workspace ... ok
[INFO] [stdout] test handlers::screen_create_handler::tests::should_be_able_to_add_screens_with_preexisting_tags ... ok
[INFO] [stdout] test utils::command_pipe::test::read_good_command ... ok
[INFO] [stdout] test handlers::focus_handler::tests::focusing_a_window_should_focus_its_tag ... ok
[INFO] [stdout] test utils::command_pipe::test::read_bad_command ... ok
[INFO] [stdout] test utils::state_socket::test::socket_cleanup ... ok
[INFO] [stdout] test utils::state_socket::test::multiple_peers ... ok
[INFO] [stdout] test utils::state_socket::test::socket_already_bound ... ok
[INFO] [stdout] test utils::state_socket::test::get_update ... ok
[INFO] [stdout] test utils::command_pipe::test::pipe_cleanup ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 41 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.16s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests leftwm-core
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "cda2dd53ab342d34c614e8c62db4e5ebeb8ca59a7b18c487abff8bf2403a77e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cda2dd53ab342d34c614e8c62db4e5ebeb8ca59a7b18c487abff8bf2403a77e2", kill_on_drop: false }`
[INFO] [stdout] cda2dd53ab342d34c614e8c62db4e5ebeb8ca59a7b18c487abff8bf2403a77e2