[INFO] cloning repository https://github.com/Callum-Irving/minimal-rust-x11-wm
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Callum-Irving/minimal-rust-x11-wm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCallum-Irving%2Fminimal-rust-x11-wm", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCallum-Irving%2Fminimal-rust-x11-wm'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c1e8b0d02ed2b851cc8647fdf8ab08558b6aa313
[INFO] testing Callum-Irving/minimal-rust-x11-wm against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCallum-Irving%2Fminimal-rust-x11-wm" "/workspace/builds/worker-41/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-41/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Callum-Irving/minimal-rust-x11-wm on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Callum-Irving/minimal-rust-x11-wm
[INFO] finished tweaking git repo https://github.com/Callum-Irving/minimal-rust-x11-wm
[INFO] tweaked toml for git repo https://github.com/Callum-Irving/minimal-rust-x11-wm written to /workspace/builds/worker-41/source/Cargo.toml
[INFO] crate git repo https://github.com/Callum-Irving/minimal-rust-x11-wm already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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 winapi-wsapoll v0.1.1
[INFO] [stderr]   Downloaded x11rb v0.9.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-41/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-41/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 652b95973cc672ec0458a6ef2798c8c40f54038eb3bbd75796ee63a4eda073c3
[INFO] running `Command { std: "docker" "start" "-a" "652b95973cc672ec0458a6ef2798c8c40f54038eb3bbd75796ee63a4eda073c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "652b95973cc672ec0458a6ef2798c8c40f54038eb3bbd75796ee63a4eda073c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "652b95973cc672ec0458a6ef2798c8c40f54038eb3bbd75796ee63a4eda073c3", kill_on_drop: false }`
[INFO] [stdout] 652b95973cc672ec0458a6ef2798c8c40f54038eb3bbd75796ee63a4eda073c3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-41/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-41/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 94aa0b38be2490ebd6eb84c37797fc188c24c8afcfd3e9d7b219faba361f44fe
[INFO] running `Command { std: "docker" "start" "-a" "94aa0b38be2490ebd6eb84c37797fc188c24c8afcfd3e9d7b219faba361f44fe", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.101
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling nix v0.22.1
[INFO] [stderr]    Compiling gethostname v0.2.1
[INFO] [stderr]    Compiling colored v1.9.3
[INFO] [stderr]    Compiling simple_logger v1.13.0
[INFO] [stderr]    Compiling x11rb v0.9.0
[INFO] [stderr]    Compiling window-manager v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `warn`
[INFO] [stdout]   --> src/main.rs:12:25
[INFO] [stdout]    |
[INFO] [stdout] 12 | use log::{debug, error, warn};
[INFO] [stdout]    |                         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `geom`
[INFO] [stdout]    --> src/main.rs:111:49
[INFO] [stdout]     |
[INFO] [stdout] 111 |     fn manage_window(&mut self, window: Window, geom: &GetGeometryReply) {
[INFO] [stdout]     |                                                 ^^^^ help: if this is intentional, prefix it with an underscore: `_geom`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `event`
[INFO] [stdout]    --> src/main.rs:187:36
[INFO] [stdout]     |
[INFO] [stdout] 187 |     fn handle_create_notify(&self, event: CreateNotifyEvent) {}
[INFO] [stdout]     |                                    ^^^^^ help: if this is intentional, prefix it with an underscore: `_event`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `event`
[INFO] [stdout]    --> src/main.rs:198:38
[INFO] [stdout]     |
[INFO] [stdout] 198 |     fn handle_property_notify(&self, event: PropertyNotifyEvent) {}
[INFO] [stdout]     |                                      ^^^^^ help: if this is intentional, prefix it with an underscore: `_event`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `event`
[INFO] [stdout]    --> src/main.rs:261:35
[INFO] [stdout]     |
[INFO] [stdout] 261 |     fn handle_enter_notify(&self, event: EnterNotifyEvent) {}
[INFO] [stdout]     |                                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_event`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `event`
[INFO] [stdout]    --> src/main.rs:263:35
[INFO] [stdout]     |
[INFO] [stdout] 263 |     fn handle_button_press(&self, event: ButtonPressEvent) {}
[INFO] [stdout]     |                                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_event`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `event`
[INFO] [stdout]    --> src/main.rs:265:37
[INFO] [stdout]     |
[INFO] [stdout] 265 |     fn handle_button_release(&self, event: ButtonReleaseEvent) {}
[INFO] [stdout]     |                                     ^^^^^ help: if this is intentional, prefix it with an underscore: `_event`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `event`
[INFO] [stdout]    --> src/main.rs:267:36
[INFO] [stdout]     |
[INFO] [stdout] 267 |     fn handle_motion_notify(&self, event: MotionNotifyEvent) {}
[INFO] [stdout]     |                                    ^^^^^ help: if this is intentional, prefix it with an underscore: `_event`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 22.71s
[INFO] running `Command { std: "docker" "inspect" "94aa0b38be2490ebd6eb84c37797fc188c24c8afcfd3e9d7b219faba361f44fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94aa0b38be2490ebd6eb84c37797fc188c24c8afcfd3e9d7b219faba361f44fe", kill_on_drop: false }`
[INFO] [stdout] 94aa0b38be2490ebd6eb84c37797fc188c24c8afcfd3e9d7b219faba361f44fe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-41/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-41/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 03f5bd47c85cc425e9d4a413aef025c2795f0ef06664242a2ca0a165d54ba26d
[INFO] running `Command { std: "docker" "start" "-a" "03f5bd47c85cc425e9d4a413aef025c2795f0ef06664242a2ca0a165d54ba26d", kill_on_drop: false }`
[INFO] [stderr]    Compiling window-manager v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `warn`
[INFO] [stdout]   --> src/main.rs:12:25
[INFO] [stdout]    |
[INFO] [stdout] 12 | use log::{debug, error, warn};
[INFO] [stdout]    |                         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `geom`
[INFO] [stdout]    --> src/main.rs:111:49
[INFO] [stdout]     |
[INFO] [stdout] 111 |     fn manage_window(&mut self, window: Window, geom: &GetGeometryReply) {
[INFO] [stdout]     |                                                 ^^^^ help: if this is intentional, prefix it with an underscore: `_geom`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `event`
[INFO] [stdout]    --> src/main.rs:187:36
[INFO] [stdout]     |
[INFO] [stdout] 187 |     fn handle_create_notify(&self, event: CreateNotifyEvent) {}
[INFO] [stdout]     |                                    ^^^^^ help: if this is intentional, prefix it with an underscore: `_event`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `event`
[INFO] [stdout]    --> src/main.rs:198:38
[INFO] [stdout]     |
[INFO] [stdout] 198 |     fn handle_property_notify(&self, event: PropertyNotifyEvent) {}
[INFO] [stdout]     |                                      ^^^^^ help: if this is intentional, prefix it with an underscore: `_event`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `event`
[INFO] [stdout]    --> src/main.rs:261:35
[INFO] [stdout]     |
[INFO] [stdout] 261 |     fn handle_enter_notify(&self, event: EnterNotifyEvent) {}
[INFO] [stdout]     |                                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_event`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `event`
[INFO] [stdout]    --> src/main.rs:263:35
[INFO] [stdout]     |
[INFO] [stdout] 263 |     fn handle_button_press(&self, event: ButtonPressEvent) {}
[INFO] [stdout]     |                                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_event`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `event`
[INFO] [stdout]    --> src/main.rs:265:37
[INFO] [stdout]     |
[INFO] [stdout] 265 |     fn handle_button_release(&self, event: ButtonReleaseEvent) {}
[INFO] [stdout]     |                                     ^^^^^ help: if this is intentional, prefix it with an underscore: `_event`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `event`
[INFO] [stdout]    --> src/main.rs:267:36
[INFO] [stdout]     |
[INFO] [stdout] 267 |     fn handle_motion_notify(&self, event: MotionNotifyEvent) {}
[INFO] [stdout]     |                                    ^^^^^ help: if this is intentional, prefix it with an underscore: `_event`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.02s
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "03f5bd47c85cc425e9d4a413aef025c2795f0ef06664242a2ca0a165d54ba26d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03f5bd47c85cc425e9d4a413aef025c2795f0ef06664242a2ca0a165d54ba26d", kill_on_drop: false }`
[INFO] [stdout] 03f5bd47c85cc425e9d4a413aef025c2795f0ef06664242a2ca0a165d54ba26d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-41/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-41/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3b898c53e45107e959f50a772860dfe243941e6d180ca84ec861e5cab0a14110
[INFO] running `Command { std: "docker" "start" "-a" "3b898c53e45107e959f50a772860dfe243941e6d180ca84ec861e5cab0a14110", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `warn`
[INFO] [stderr]   --> src/main.rs:12:25
[INFO] [stderr]    |
[INFO] [stderr] 12 | use log::{debug, error, warn};
[INFO] [stderr]    |                         ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `geom`
[INFO] [stderr]    --> src/main.rs:111:49
[INFO] [stderr]     |
[INFO] [stderr] 111 |     fn manage_window(&mut self, window: Window, geom: &GetGeometryReply) {
[INFO] [stderr]     |                                                 ^^^^ help: if this is intentional, prefix it with an underscore: `_geom`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `event`
[INFO] [stderr]    --> src/main.rs:187:36
[INFO] [stderr]     |
[INFO] [stderr] 187 |     fn handle_create_notify(&self, event: CreateNotifyEvent) {}
[INFO] [stderr]     |                                    ^^^^^ help: if this is intentional, prefix it with an underscore: `_event`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `event`
[INFO] [stderr]    --> src/main.rs:198:38
[INFO] [stderr]     |
[INFO] [stderr] 198 |     fn handle_property_notify(&self, event: PropertyNotifyEvent) {}
[INFO] [stderr]     |                                      ^^^^^ help: if this is intentional, prefix it with an underscore: `_event`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `event`
[INFO] [stderr]    --> src/main.rs:261:35
[INFO] [stderr]     |
[INFO] [stderr] 261 |     fn handle_enter_notify(&self, event: EnterNotifyEvent) {}
[INFO] [stderr]     |                                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_event`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `event`
[INFO] [stderr]    --> src/main.rs:263:35
[INFO] [stderr]     |
[INFO] [stderr] 263 |     fn handle_button_press(&self, event: ButtonPressEvent) {}
[INFO] [stderr]     |                                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_event`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `event`
[INFO] [stderr]    --> src/main.rs:265:37
[INFO] [stderr]     |
[INFO] [stderr] 265 |     fn handle_button_release(&self, event: ButtonReleaseEvent) {}
[INFO] [stderr]     |                                     ^^^^^ help: if this is intentional, prefix it with an underscore: `_event`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `event`
[INFO] [stderr]    --> src/main.rs:267:36
[INFO] [stderr]     |
[INFO] [stderr] 267 |     fn handle_motion_notify(&self, event: MotionNotifyEvent) {}
[INFO] [stderr]     |                                    ^^^^^ help: if this is intentional, prefix it with an underscore: `_event`
[INFO] [stderr] 
[INFO] [stderr] warning: `window-manager` (bin "window-manager" test) generated 8 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/window_manager-e26440ef81e48583)
[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" "3b898c53e45107e959f50a772860dfe243941e6d180ca84ec861e5cab0a14110", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b898c53e45107e959f50a772860dfe243941e6d180ca84ec861e5cab0a14110", kill_on_drop: false }`
[INFO] [stdout] 3b898c53e45107e959f50a772860dfe243941e6d180ca84ec861e5cab0a14110