[INFO] cloning repository https://github.com/sakibccr/striderwm
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sakibccr/striderwm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsakibccr%2Fstriderwm", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsakibccr%2Fstriderwm'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cafab857917049dcdabe1d16698d018480e208a9
[INFO] testing sakibccr/striderwm against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsakibccr%2Fstriderwm" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sakibccr/striderwm 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/sakibccr/striderwm
[INFO] finished tweaking git repo https://github.com/sakibccr/striderwm
[INFO] tweaked toml for git repo https://github.com/sakibccr/striderwm written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/sakibccr/striderwm 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] 5e228568064bdcf98d8ec55c6f7aa5dea6846aed5f5e9961e79809da454554ab
[INFO] running `Command { std: "docker" "start" "-a" "5e228568064bdcf98d8ec55c6f7aa5dea6846aed5f5e9961e79809da454554ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5e228568064bdcf98d8ec55c6f7aa5dea6846aed5f5e9961e79809da454554ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e228568064bdcf98d8ec55c6f7aa5dea6846aed5f5e9961e79809da454554ab", kill_on_drop: false }`
[INFO] [stdout] 5e228568064bdcf98d8ec55c6f7aa5dea6846aed5f5e9961e79809da454554ab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] 90bde2d106e782b1d0b5f3a4e1b81b86b3c1aafcdf21e3157a0039e1b6fd3da7
[INFO] running `Command { std: "docker" "start" "-a" "90bde2d106e782b1d0b5f3a4e1b81b86b3c1aafcdf21e3157a0039e1b6fd3da7", kill_on_drop: false }`
[INFO] [stderr]    Compiling error-chain v0.10.0
[INFO] [stderr]    Compiling libc v0.2.28
[INFO] [stderr]    Compiling metadeps v1.1.2
[INFO] [stderr]    Compiling x11 v2.14.0
[INFO] [stderr]    Compiling striderwm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `window_system`
[INFO] [stdout]  --> src/main.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 9 |     let window_system = WindowSystem::new();
[INFO] [stdout]   |         ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_window_system`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `display`
[INFO] [stdout]  --> src/window_system.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     display: *mut Display,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `root`
[INFO] [stdout]  --> src/window_system.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     root:    Window
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.33s
[INFO] running `Command { std: "docker" "inspect" "90bde2d106e782b1d0b5f3a4e1b81b86b3c1aafcdf21e3157a0039e1b6fd3da7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90bde2d106e782b1d0b5f3a4e1b81b86b3c1aafcdf21e3157a0039e1b6fd3da7", kill_on_drop: false }`
[INFO] [stdout] 90bde2d106e782b1d0b5f3a4e1b81b86b3c1aafcdf21e3157a0039e1b6fd3da7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] 5d7d797365aec2b73eeca3dd0b0ebbe439025402c36af7e03b26612e52757230
[INFO] running `Command { std: "docker" "start" "-a" "5d7d797365aec2b73eeca3dd0b0ebbe439025402c36af7e03b26612e52757230", kill_on_drop: false }`
[INFO] [stderr]    Compiling striderwm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `window_system`
[INFO] [stdout]  --> src/main.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 9 |     let window_system = WindowSystem::new();
[INFO] [stdout]   |         ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_window_system`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `display`
[INFO] [stdout]  --> src/window_system.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     display: *mut Display,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `root`
[INFO] [stdout]  --> src/window_system.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     root:    Window
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.66s
[INFO] running `Command { std: "docker" "inspect" "5d7d797365aec2b73eeca3dd0b0ebbe439025402c36af7e03b26612e52757230", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d7d797365aec2b73eeca3dd0b0ebbe439025402c36af7e03b26612e52757230", kill_on_drop: false }`
[INFO] [stdout] 5d7d797365aec2b73eeca3dd0b0ebbe439025402c36af7e03b26612e52757230
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] 220ae39091b4fc1503cabf837ec46f79f8bc49d280abc847e673dc075b3375a6
[INFO] running `Command { std: "docker" "start" "-a" "220ae39091b4fc1503cabf837ec46f79f8bc49d280abc847e673dc075b3375a6", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `window_system`
[INFO] [stderr]  --> src/main.rs:9:9
[INFO] [stderr]   |
[INFO] [stderr] 9 |     let window_system = WindowSystem::new();
[INFO] [stderr]   |         ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_window_system`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `display`
[INFO] [stderr]  --> src/window_system.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 |     display: *mut Display,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `root`
[INFO] [stderr]  --> src/window_system.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 |     root:    Window
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `striderwm` (bin "striderwm" test) generated 3 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/striderwm-3e1a1f5aafec3833)
[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" "220ae39091b4fc1503cabf837ec46f79f8bc49d280abc847e673dc075b3375a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "220ae39091b4fc1503cabf837ec46f79f8bc49d280abc847e673dc075b3375a6", kill_on_drop: false }`
[INFO] [stdout] 220ae39091b4fc1503cabf837ec46f79f8bc49d280abc847e673dc075b3375a6