[INFO] cloning repository https://github.com/ibabushkin/gabelstaplerwm
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ibabushkin/gabelstaplerwm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fibabushkin%2Fgabelstaplerwm", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fibabushkin%2Fgabelstaplerwm'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b7950e2443f871cf270c35b8671ce3627790c26c
[INFO] checking ibabushkin/gabelstaplerwm against master#80399064afa4a2cd153f30d02c25f7ea0383ed65 for opaque-soundness-fix
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fibabushkin%2Fgabelstaplerwm" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ibabushkin/gabelstaplerwm on toolchain 80399064afa4a2cd153f30d02c25f7ea0383ed65
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ibabushkin/gabelstaplerwm
[INFO] finished tweaking git repo https://github.com/ibabushkin/gabelstaplerwm
[INFO] tweaked toml for git repo https://github.com/ibabushkin/gabelstaplerwm written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/ibabushkin/gabelstaplerwm 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" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: /workspace/builds/worker-5-tc1/source/gwm-kbd/Cargo.toml: no edition set: defaulting to the 2015 edition
[INFO] [stderr] warning: /workspace/builds/worker-5-tc1/source/gwm-core/Cargo.toml: no edition set: defaulting to the 2015 edition
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[ERROR] this task or one of its parent failed!
[ERROR] no output for 300 seconds
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.
[INFO] checking ibabushkin/gabelstaplerwm against master#09bc67b9158392361780e779d32997f14cc75c39 for opaque-soundness-fix
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fibabushkin%2Fgabelstaplerwm" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ibabushkin/gabelstaplerwm on toolchain 09bc67b9158392361780e779d32997f14cc75c39
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+09bc67b9158392361780e779d32997f14cc75c39" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ibabushkin/gabelstaplerwm
[INFO] finished tweaking git repo https://github.com/ibabushkin/gabelstaplerwm
[INFO] tweaked toml for git repo https://github.com/ibabushkin/gabelstaplerwm written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/ibabushkin/gabelstaplerwm 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" "+09bc67b9158392361780e779d32997f14cc75c39" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: /workspace/builds/worker-5-tc2/source/gwm-core/Cargo.toml: no edition set: defaulting to the 2015 edition
[INFO] [stderr] warning: /workspace/builds/worker-5-tc2/source/gwm-kbd/Cargo.toml: no edition set: defaulting to the 2015 edition
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded xkbcommon-sys v0.7.4
[INFO] [stderr]   Downloaded generational-arena v0.2.2
[INFO] [stderr]   Downloaded xkb v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+09bc67b9158392361780e779d32997f14cc75c39" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 59b0cfd05b1c3f0b5fcd57bbfb013a821d6ca6830020f79e6541d657e05034c5
[INFO] running `Command { std: "docker" "start" "-a" "59b0cfd05b1c3f0b5fcd57bbfb013a821d6ca6830020f79e6541d657e05034c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "59b0cfd05b1c3f0b5fcd57bbfb013a821d6ca6830020f79e6541d657e05034c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59b0cfd05b1c3f0b5fcd57bbfb013a821d6ca6830020f79e6541d657e05034c5", kill_on_drop: false }`
[INFO] [stdout] 59b0cfd05b1c3f0b5fcd57bbfb013a821d6ca6830020f79e6541d657e05034c5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+09bc67b9158392361780e779d32997f14cc75c39" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cf965d037347c4615e077a997a9ae155a26770059968160ecd0db63688518e21
[INFO] running `Command { std: "docker" "start" "-a" "cf965d037347c4615e077a997a9ae155a26770059968160ecd0db63688518e21", kill_on_drop: false }`
[INFO] [stderr] warning: /opt/rustwide/workdir/gwm-kbd/Cargo.toml: no edition set: defaulting to the 2015 edition
[INFO] [stderr] warning: /opt/rustwide/workdir/gwm-core/Cargo.toml: no edition set: defaulting to the 2015 edition
[INFO] [stderr]    Compiling libc v0.2.51
[INFO] [stderr]     Checking cfg-if v0.1.7
[INFO] [stderr]    Compiling memchr v2.2.0
[INFO] [stderr]    Compiling pkg-config v0.3.14
[INFO] [stderr]     Checking ucd-util v0.1.3
[INFO] [stderr]     Checking lazy_static v1.3.0
[INFO] [stderr]    Compiling regex v1.1.6
[INFO] [stderr]    Compiling serde v1.0.90
[INFO] [stderr]     Checking log v0.4.6
[INFO] [stderr]     Checking regex-syntax v0.6.6
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking utf8-ranges v1.0.2
[INFO] [stderr]     Checking quick-error v1.2.2
[INFO] [stderr]     Checking humantime v1.2.0
[INFO] [stderr]     Checking termcolor v1.0.4
[INFO] [stderr]     Checking unicode-width v0.1.5
[INFO] [stderr]     Checking bitflags v0.9.1
[INFO] [stderr]    Compiling xkbcommon-sys v0.7.4
[INFO] [stderr]     Checking getopts v0.2.18
[INFO] [stderr]     Checking aho-corasick v0.7.3
[INFO] [stderr]     Checking generational-arena v0.2.2
[INFO] [stderr]     Checking gwm-core v0.8.0 (/opt/rustwide/workdir/gwm-core)
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]    --> gwm-core/src/layout/mod.rs:192:22
[INFO] [stdout]     |
[INFO] [stdout] 192 |     fn render(&self, &TagTree<C>, &Geometry, &mut ClientSizes);
[INFO] [stdout]     |                      ^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &TagTree<C>`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout]     = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]    --> gwm-core/src/layout/mod.rs:192:35
[INFO] [stdout]     |
[INFO] [stdout] 192 |     fn render(&self, &TagTree<C>, &Geometry, &mut ClientSizes);
[INFO] [stdout]     |                                   ^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Geometry`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]    --> gwm-core/src/layout/mod.rs:192:46
[INFO] [stdout]     |
[INFO] [stdout] 192 |     fn render(&self, &TagTree<C>, &Geometry, &mut ClientSizes);
[INFO] [stdout]     |                                              ^^^^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &mut ClientSizes`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]    --> gwm-core/src/layout/mod.rs:195:26
[INFO] [stdout]     |
[INFO] [stdout] 195 |     fn check_tree(&self, &TagTree<C>) -> bool;
[INFO] [stdout]     |                          ^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &TagTree<C>`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]    --> gwm-core/src/layout/mod.rs:198:26
[INFO] [stdout]     |
[INFO] [stdout] 198 |     fn fixup_tree(&self, &mut TagTree<C>);
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &mut TagTree<C>`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]    --> gwm-core/src/layout/mod.rs:204:29
[INFO] [stdout]     |
[INFO] [stdout] 204 |     fn insert_client(&self, &mut TagTree<C>, C) -> bool;
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &mut TagTree<C>`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]    --> gwm-core/src/layout/mod.rs:204:46
[INFO] [stdout]     |
[INFO] [stdout] 204 |     fn insert_client(&self, &mut TagTree<C>, C) -> bool;
[INFO] [stdout]     |                                              ^ help: try naming the parameter or explicitly ignoring it: `_: C`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]    --> gwm-core/src/layout/mod.rs:211:32
[INFO] [stdout]     |
[INFO] [stdout] 211 |     fn insert_container(&self, &mut TagTree<C>, &TagTree<C>, ContainerId) -> bool;
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &mut TagTree<C>`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]    --> gwm-core/src/layout/mod.rs:211:49
[INFO] [stdout]     |
[INFO] [stdout] 211 |     fn insert_container(&self, &mut TagTree<C>, &TagTree<C>, ContainerId) -> bool;
[INFO] [stdout]     |                                                 ^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &TagTree<C>`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]    --> gwm-core/src/layout/mod.rs:211:62
[INFO] [stdout]     |
[INFO] [stdout] 211 |     fn insert_container(&self, &mut TagTree<C>, &TagTree<C>, ContainerId) -> bool;
[INFO] [stdout]     |                                                              ^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: ContainerId`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]    --> gwm-core/src/layout/mod.rs:217:32
[INFO] [stdout]     |
[INFO] [stdout] 217 |     fn delete_container(&self, &mut TagTree<C>, ContainerId) -> bool;
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &mut TagTree<C>`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]    --> gwm-core/src/layout/mod.rs:217:49
[INFO] [stdout]     |
[INFO] [stdout] 217 |     fn delete_container(&self, &mut TagTree<C>, ContainerId) -> bool;
[INFO] [stdout]     |                                                 ^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: ContainerId`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]    --> gwm-core/src/layout/mod.rs:224:30
[INFO] [stdout]     |
[INFO] [stdout] 224 |     fn find_container(&self, &TagTree<C>, ContainerId, Direction) -> Option<ContainerId>;
[INFO] [stdout]     |                              ^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &TagTree<C>`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]    --> gwm-core/src/layout/mod.rs:224:43
[INFO] [stdout]     |
[INFO] [stdout] 224 |     fn find_container(&self, &TagTree<C>, ContainerId, Direction) -> Option<ContainerId>;
[INFO] [stdout]     |                                           ^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: ContainerId`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]    --> gwm-core/src/layout/mod.rs:224:56
[INFO] [stdout]     |
[INFO] [stdout] 224 |     fn find_container(&self, &TagTree<C>, ContainerId, Direction) -> Option<ContainerId>;
[INFO] [stdout]     |                                                        ^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: Direction`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]    --> gwm-core/src/layout/mod.rs:230:31
[INFO] [stdout]     |
[INFO] [stdout] 230 |     fn swap_containers(&self, &mut TagTree<C>, ContainerId, ContainerId) -> bool;
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &mut TagTree<C>`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]    --> gwm-core/src/layout/mod.rs:230:48
[INFO] [stdout]     |
[INFO] [stdout] 230 |     fn swap_containers(&self, &mut TagTree<C>, ContainerId, ContainerId) -> bool;
[INFO] [stdout]     |                                                ^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: ContainerId`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]    --> gwm-core/src/layout/mod.rs:230:61
[INFO] [stdout]     |
[INFO] [stdout] 230 |     fn swap_containers(&self, &mut TagTree<C>, ContainerId, ContainerId) -> bool;
[INFO] [stdout]     |                                                             ^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: ContainerId`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]    --> gwm-core/src/layout/mod.rs:236:30
[INFO] [stdout]     |
[INFO] [stdout] 236 |     fn move_container(&self, &mut TagTree<C>, ContainerId, ContainerId) -> bool;
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &mut TagTree<C>`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]    --> gwm-core/src/layout/mod.rs:236:47
[INFO] [stdout]     |
[INFO] [stdout] 236 |     fn move_container(&self, &mut TagTree<C>, ContainerId, ContainerId) -> bool;
[INFO] [stdout]     |                                               ^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: ContainerId`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]    --> gwm-core/src/layout/mod.rs:236:60
[INFO] [stdout]     |
[INFO] [stdout] 236 |     fn move_container(&self, &mut TagTree<C>, ContainerId, ContainerId) -> bool;
[INFO] [stdout]     |                                                            ^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: ContainerId`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]    --> gwm-core/src/layout/mod.rs:239:31
[INFO] [stdout]     |
[INFO] [stdout] 239 |     fn process_msg(&mut self, LayoutMessage) -> bool;
[INFO] [stdout]     |                               ^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: LayoutMessage`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `type_alias_enum_variants` has been stable since 1.37.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> gwm-core/src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(type_alias_enum_variants)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]    --> gwm-core/src/layout/mod.rs:192:22
[INFO] [stdout]     |
[INFO] [stdout] 192 |     fn render(&self, &TagTree<C>, &Geometry, &mut ClientSizes);
[INFO] [stdout]     |                      ^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &TagTree<C>`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout]     = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> gwm-core/src/tree.rs:46:17
[INFO] [stdout]    |
[INFO] [stdout] 46 |     layout: Box<Layout<C>>,
[INFO] [stdout]    |                 ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 46 |     layout: Box<dyn Layout<C>>,
[INFO] [stdout]    |                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]    --> gwm-core/src/layout/mod.rs:192:35
[INFO] [stdout]     |
[INFO] [stdout] 192 |     fn render(&self, &TagTree<C>, &Geometry, &mut ClientSizes);
[INFO] [stdout]     |                                   ^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Geometry`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]    --> gwm-core/src/layout/mod.rs:192:46
[INFO] [stdout]     |
[INFO] [stdout] 192 |     fn render(&self, &TagTree<C>, &Geometry, &mut ClientSizes);
[INFO] [stdout]     |                                              ^^^^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &mut ClientSizes`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]    --> gwm-core/src/layout/mod.rs:195:26
[INFO] [stdout]     |
[INFO] [stdout] 195 |     fn check_tree(&self, &TagTree<C>) -> bool;
[INFO] [stdout]     |                          ^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &TagTree<C>`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]    --> gwm-core/src/layout/mod.rs:198:26
[INFO] [stdout]     |
[INFO] [stdout] 198 |     fn fixup_tree(&self, &mut TagTree<C>);
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &mut TagTree<C>`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]    --> gwm-core/src/layout/mod.rs:204:29
[INFO] [stdout]     |
[INFO] [stdout] 204 |     fn insert_client(&self, &mut TagTree<C>, C) -> bool;
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &mut TagTree<C>`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]    --> gwm-core/src/layout/mod.rs:204:46
[INFO] [stdout]     |
[INFO] [stdout] 204 |     fn insert_client(&self, &mut TagTree<C>, C) -> bool;
[INFO] [stdout]     |                                              ^ help: try naming the parameter or explicitly ignoring it: `_: C`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]    --> gwm-core/src/layout/mod.rs:211:32
[INFO] [stdout]     |
[INFO] [stdout] 211 |     fn insert_container(&self, &mut TagTree<C>, &TagTree<C>, ContainerId) -> bool;
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &mut TagTree<C>`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]    --> gwm-core/src/layout/mod.rs:211:49
[INFO] [stdout]     |
[INFO] [stdout] 211 |     fn insert_container(&self, &mut TagTree<C>, &TagTree<C>, ContainerId) -> bool;
[INFO] [stdout]     |                                                 ^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &TagTree<C>`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]    --> gwm-core/src/layout/mod.rs:211:62
[INFO] [stdout]     |
[INFO] [stdout] 211 |     fn insert_container(&self, &mut TagTree<C>, &TagTree<C>, ContainerId) -> bool;
[INFO] [stdout]     |                                                              ^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: ContainerId`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]    --> gwm-core/src/layout/mod.rs:217:32
[INFO] [stdout]     |
[INFO] [stdout] 217 |     fn delete_container(&self, &mut TagTree<C>, ContainerId) -> bool;
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &mut TagTree<C>`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]    --> gwm-core/src/layout/mod.rs:217:49
[INFO] [stdout]     |
[INFO] [stdout] 217 |     fn delete_container(&self, &mut TagTree<C>, ContainerId) -> bool;
[INFO] [stdout]     |                                                 ^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: ContainerId`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]    --> gwm-core/src/layout/mod.rs:224:30
[INFO] [stdout]     |
[INFO] [stdout] 224 |     fn find_container(&self, &TagTree<C>, ContainerId, Direction) -> Option<ContainerId>;
[INFO] [stdout]     |                              ^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &TagTree<C>`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]    --> gwm-core/src/layout/mod.rs:224:43
[INFO] [stdout]     |
[INFO] [stdout] 224 |     fn find_container(&self, &TagTree<C>, ContainerId, Direction) -> Option<ContainerId>;
[INFO] [stdout]     |                                           ^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: ContainerId`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]    --> gwm-core/src/layout/mod.rs:224:56
[INFO] [stdout]     |
[INFO] [stdout] 224 |     fn find_container(&self, &TagTree<C>, ContainerId, Direction) -> Option<ContainerId>;
[INFO] [stdout]     |                                                        ^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: Direction`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]    --> gwm-core/src/layout/mod.rs:230:31
[INFO] [stdout]     |
[INFO] [stdout] 230 |     fn swap_containers(&self, &mut TagTree<C>, ContainerId, ContainerId) -> bool;
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &mut TagTree<C>`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]    --> gwm-core/src/layout/mod.rs:230:48
[INFO] [stdout]     |
[INFO] [stdout] 230 |     fn swap_containers(&self, &mut TagTree<C>, ContainerId, ContainerId) -> bool;
[INFO] [stdout]     |                                                ^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: ContainerId`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]    --> gwm-core/src/layout/mod.rs:230:61
[INFO] [stdout]     |
[INFO] [stdout] 230 |     fn swap_containers(&self, &mut TagTree<C>, ContainerId, ContainerId) -> bool;
[INFO] [stdout]     |                                                             ^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: ContainerId`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]    --> gwm-core/src/layout/mod.rs:236:30
[INFO] [stdout]     |
[INFO] [stdout] 236 |     fn move_container(&self, &mut TagTree<C>, ContainerId, ContainerId) -> bool;
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &mut TagTree<C>`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]    --> gwm-core/src/layout/mod.rs:236:47
[INFO] [stdout]     |
[INFO] [stdout] 236 |     fn move_container(&self, &mut TagTree<C>, ContainerId, ContainerId) -> bool;
[INFO] [stdout]     |                                               ^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: ContainerId`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]    --> gwm-core/src/layout/mod.rs:236:60
[INFO] [stdout]     |
[INFO] [stdout] 236 |     fn move_container(&self, &mut TagTree<C>, ContainerId, ContainerId) -> bool;
[INFO] [stdout]     |                                                            ^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: ContainerId`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]    --> gwm-core/src/layout/mod.rs:239:31
[INFO] [stdout]     |
[INFO] [stdout] 239 |     fn process_msg(&mut self, LayoutMessage) -> bool;
[INFO] [stdout]     |                               ^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: LayoutMessage`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `type_alias_enum_variants` has been stable since 1.37.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> gwm-core/src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(type_alias_enum_variants)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> gwm-core/src/tree.rs:46:17
[INFO] [stdout]    |
[INFO] [stdout] 46 |     layout: Box<Layout<C>>,
[INFO] [stdout]    |                 ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 46 |     layout: Box<dyn Layout<C>>,
[INFO] [stdout]    |                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling xcb v0.8.2
[INFO] [stderr] error: failed to run custom build command for `xkbcommon-sys v0.7.4`
[INFO] [stderr] note: To improve backtraces for build dependencies, set the CARGO_PROFILE_DEV_BUILD_OVERRIDE_DEBUG=true environment variable to enable debug information generation.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/xkbcommon-sys-ecef5c8cf148e047/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   cargo:rustc-link-search=native=/usr/lib/x86_64-linux-gnu
[INFO] [stderr]   cargo:rustc-link-lib=xkbcommon
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr]   thread 'main' panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/xkbcommon-sys-0.7.4/build.rs:44:11:
[INFO] [stderr]   called `Result::unwrap()` on an `Err` value: Failure { command: "PKG_CONFIG_ALLOW_SYSTEM_LIBS=\"1\" \"pkg-config\" \"--libs\" \"--cflags\" \"xkbcommon-x11\"", output: Output { status: ExitStatus(unix_wait_status(256)), stdout: "", stderr: "Package xkbcommon-x11 was not found in the pkg-config search path.\nPerhaps you should add the directory containing `xkbcommon-x11.pc'\nto the PKG_CONFIG_PATH environment variable\nNo package 'xkbcommon-x11' found\n" } }
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x55c16473f1e4 - std::backtrace_rs::backtrace::libunwind::trace::ha269129b308e8cfe
[INFO] [stderr]                                  at /rustc/09bc67b9158392361780e779d32997f14cc75c39/library/std/src/../../backtrace/src/backtrace/libunwind.rs:104:5
[INFO] [stderr]      1:     0x55c16473f1e4 - std::backtrace_rs::backtrace::trace_unsynchronized::h6c30c9d176b1fe6c
[INFO] [stderr]                                  at /rustc/09bc67b9158392361780e779d32997f14cc75c39/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x55c16473f1e4 - std::sys_common::backtrace::_print_fmt::hf6b70b066af57d7e
[INFO] [stderr]                                  at /rustc/09bc67b9158392361780e779d32997f14cc75c39/library/std/src/sys_common/backtrace.rs:68:5
[INFO] [stderr]      3:     0x55c16473f1e4 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h961653cce9a40c42
[INFO] [stderr]                                  at /rustc/09bc67b9158392361780e779d32997f14cc75c39/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stderr]      4:     0x55c164761d6c - core::fmt::rt::Argument::fmt::hfe981cfeb1b0daf7
[INFO] [stderr]                                  at /rustc/09bc67b9158392361780e779d32997f14cc75c39/library/core/src/fmt/rt.rs:142:9
[INFO] [stderr]      5:     0x55c164761d6c - core::fmt::write_internal::h010429e58abf16d3
[INFO] [stderr]                                  at /rustc/09bc67b9158392361780e779d32997f14cc75c39/library/core/src/fmt/mod.rs:1143:17
[INFO] [stderr]      6:     0x55c16473cc27 - core::fmt::write::hbc83f8bc1fb2a2c3
[INFO] [stderr]                                  at /rustc/09bc67b9158392361780e779d32997f14cc75c39/library/core/src/fmt/mod.rs:1125:67
[INFO] [stderr]      7:     0x55c16473cc27 - std::io::Write::write_fmt::h0d2511f6f8b131c6
[INFO] [stderr]                                  at /rustc/09bc67b9158392361780e779d32997f14cc75c39/library/std/src/io/mod.rs:1846:15
[INFO] [stderr]      8:     0x55c16473ef94 - std::sys_common::backtrace::_print::h8054040189250c54
[INFO] [stderr]                                  at /rustc/09bc67b9158392361780e779d32997f14cc75c39/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stderr]      9:     0x55c16473ef94 - std::sys_common::backtrace::print::h4f6dff18046d32ce
[INFO] [stderr]                                  at /rustc/09bc67b9158392361780e779d32997f14cc75c39/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stderr]     10:     0x55c16474056b - std::panicking::default_hook::{{closure}}::ha4fbf2ad5aa029a6
[INFO] [stderr]     11:     0x55c1647402c7 - std::panicking::default_hook::h90811d9a4dfa7ce2
[INFO] [stderr]                                  at /rustc/09bc67b9158392361780e779d32997f14cc75c39/library/std/src/panicking.rs:292:9
[INFO] [stderr]     12:     0x55c164740a3d - std::panicking::rust_panic_with_hook::h4a5dd36eccd5bedd
[INFO] [stderr]                                  at /rustc/09bc67b9158392361780e779d32997f14cc75c39/library/std/src/panicking.rs:779:13
[INFO] [stderr]     13:     0x55c164740912 - std::panicking::begin_panic_handler::{{closure}}::h056f6766330a5ffd
[INFO] [stderr]                                  at /rustc/09bc67b9158392361780e779d32997f14cc75c39/library/std/src/panicking.rs:657:13
[INFO] [stderr]     14:     0x55c16473f6b6 - std::sys_common::backtrace::__rust_end_short_backtrace::hd793624a8803abaf
[INFO] [stderr]                                  at /rustc/09bc67b9158392361780e779d32997f14cc75c39/library/std/src/sys_common/backtrace.rs:171:18
[INFO] [stderr]     15:     0x55c164740614 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/09bc67b9158392361780e779d32997f14cc75c39/library/std/src/panicking.rs:645:5
[INFO] [stderr]     16:     0x55c164700025 - core::panicking::panic_fmt::h066e57da90c3d911
[INFO] [stderr]                                  at /rustc/09bc67b9158392361780e779d32997f14cc75c39/library/core/src/panicking.rs:72:14
[INFO] [stderr]     17:     0x55c164700583 - core::result::unwrap_failed::ha28085a92a5c8f12
[INFO] [stderr]                                  at /rustc/09bc67b9158392361780e779d32997f14cc75c39/library/core/src/result.rs:1654:5
[INFO] [stderr]     18:     0x55c164701ab6 - build_script_build::main::hf6780e914e91a502
[INFO] [stderr]     19:     0x55c164700aa3 - core::ops::function::FnOnce::call_once::he0bfc284695f7415
[INFO] [stderr]     20:     0x55c1647007c6 - std::sys_common::backtrace::__rust_begin_short_backtrace::h0d3fb2253c984f72
[INFO] [stderr]     21:     0x55c164700819 - std::rt::lang_start::{{closure}}::h594ddf4571ceaa64
[INFO] [stderr]     22:     0x55c164739ae3 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h0e77261b589aece8
[INFO] [stderr]                                  at /rustc/09bc67b9158392361780e779d32997f14cc75c39/library/core/src/ops/function.rs:284:13
[INFO] [stderr]     23:     0x55c164739ae3 - std::panicking::try::do_call::h3edb0e0c87b3e42a
[INFO] [stderr]                                  at /rustc/09bc67b9158392361780e779d32997f14cc75c39/library/std/src/panicking.rs:552:40
[INFO] [stderr]     24:     0x55c164739ae3 - std::panicking::try::h6beba20585741c74
[INFO] [stderr]                                  at /rustc/09bc67b9158392361780e779d32997f14cc75c39/library/std/src/panicking.rs:516:19
[INFO] [stderr]     25:     0x55c164739ae3 - std::panic::catch_unwind::h03f336e551f1c2d5
[INFO] [stderr]                                  at /rustc/09bc67b9158392361780e779d32997f14cc75c39/library/std/src/panic.rs:146:14
[INFO] [stderr]     26:     0x55c164739ae3 - std::rt::lang_start_internal::{{closure}}::hae675b7b6b83a24a
[INFO] [stderr]                                  at /rustc/09bc67b9158392361780e779d32997f14cc75c39/library/std/src/rt.rs:148:48
[INFO] [stderr]     27:     0x55c164739ae3 - std::panicking::try::do_call::hae86f8dd5f008ce6
[INFO] [stderr]                                  at /rustc/09bc67b9158392361780e779d32997f14cc75c39/library/std/src/panicking.rs:552:40
[INFO] [stderr]     28:     0x55c164739ae3 - std::panicking::try::hfd92af168468e1a1
[INFO] [stderr]                                  at /rustc/09bc67b9158392361780e779d32997f14cc75c39/library/std/src/panicking.rs:516:19
[INFO] [stderr]     29:     0x55c164739ae3 - std::panic::catch_unwind::h4b77e4eb1ed0743a
[INFO] [stderr]                                  at /rustc/09bc67b9158392361780e779d32997f14cc75c39/library/std/src/panic.rs:146:14
[INFO] [stderr]     30:     0x55c164739ae3 - std::rt::lang_start_internal::h8a2c6b0b12994b7e
[INFO] [stderr]                                  at /rustc/09bc67b9158392361780e779d32997f14cc75c39/library/std/src/rt.rs:148:20
[INFO] [stderr]     31:     0x55c1647007f7 - std::rt::lang_start::hc81e94b630ccb72a
[INFO] [stderr]     32:     0x55c164701b25 - main
[INFO] [stderr]     33:     0x7fb4ad08ed90 - <unknown>
[INFO] [stderr]     34:     0x7fb4ad08ee40 - __libc_start_main
[INFO] [stderr]     35:     0x55c1647006f5 - _start
[INFO] [stderr]     36:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: 24 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 24 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "cf965d037347c4615e077a997a9ae155a26770059968160ecd0db63688518e21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf965d037347c4615e077a997a9ae155a26770059968160ecd0db63688518e21", kill_on_drop: false }`
[INFO] [stdout] cf965d037347c4615e077a997a9ae155a26770059968160ecd0db63688518e21
