[INFO] cloning repository https://github.com/rrcobb/twenty-forty-eight-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rrcobb/twenty-forty-eight-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frrcobb%2Ftwenty-forty-eight-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frrcobb%2Ftwenty-forty-eight-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 58f91477ea2b819a270d8562066c46729ba16512
[INFO] testing rrcobb/twenty-forty-eight-rs against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frrcobb%2Ftwenty-forty-eight-rs" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rrcobb/twenty-forty-eight-rs 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/rrcobb/twenty-forty-eight-rs
[INFO] finished tweaking git repo https://github.com/rrcobb/twenty-forty-eight-rs
[INFO] tweaked toml for git repo https://github.com/rrcobb/twenty-forty-eight-rs written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/rrcobb/twenty-forty-eight-rs 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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] cded9b97b52e4efc25225ca24eaeba4cd5c75600e327f0b115794d4f7735338a
[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" "cded9b97b52e4efc25225ca24eaeba4cd5c75600e327f0b115794d4f7735338a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cded9b97b52e4efc25225ca24eaeba4cd5c75600e327f0b115794d4f7735338a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cded9b97b52e4efc25225ca24eaeba4cd5c75600e327f0b115794d4f7735338a", kill_on_drop: false }`
[INFO] [stdout] cded9b97b52e4efc25225ca24eaeba4cd5c75600e327f0b115794d4f7735338a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 97f5854de971c698e9383c3531cb24d0c784380045911ce52d13e6b47ff5757c
[INFO] running `Command { std: "docker" "start" "-a" "97f5854de971c698e9383c3531cb24d0c784380045911ce52d13e6b47ff5757c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.99
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling drm-fourcc v2.1.1
[INFO] [stderr]    Compiling khronos-egl v4.1.0
[INFO] [stderr]    Compiling renderdoc-sys v0.7.1
[INFO] [stderr]    Compiling glow v0.9.0
[INFO] [stderr]    Compiling bytemuck v1.7.2
[INFO] [stderr]    Compiling winit v0.25.0
[INFO] [stderr]    Compiling profiling v1.0.3
[INFO] [stderr]    Compiling lock_api v0.4.4
[INFO] [stderr]    Compiling gpu-alloc-types v0.2.0
[INFO] [stderr]    Compiling gpu-descriptor-types v0.1.1
[INFO] [stderr]    Compiling wgpu-types v0.9.0
[INFO] [stderr]    Compiling codespan-reporting v0.11.1
[INFO] [stderr]    Compiling wgpu-core v0.9.2
[INFO] [stderr]    Compiling ash v0.32.1
[INFO] [stderr]    Compiling gpu-descriptor v0.1.1
[INFO] [stderr]    Compiling gpu-alloc v0.4.7
[INFO] [stderr]    Compiling gfx-renderdoc v0.1.0
[INFO] [stderr]    Compiling crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling andrew v0.3.1
[INFO] [stderr]    Compiling safe_arch v0.5.2
[INFO] [stderr]    Compiling spirv_headers v1.5.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling rose_tree v0.2.0
[INFO] [stderr]    Compiling crossbeam-deque v0.8.1
[INFO] [stderr]    Compiling wide v0.6.5
[INFO] [stderr]    Compiling crossbeam v0.8.1
[INFO] [stderr]    Compiling raw-window-handle v0.3.3
[INFO] [stderr]    Compiling parking_lot_core v0.8.3
[INFO] [stderr]    Compiling nix v0.20.0
[INFO] [stderr]    Compiling nix v0.18.0
[INFO] [stderr]    Compiling memmap2 v0.1.0
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling mio v0.7.13
[INFO] [stderr]    Compiling x11-dl v2.18.5
[INFO] [stderr]    Compiling ultraviolet v0.8.1
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling parking_lot v0.11.1
[INFO] [stderr]    Compiling mio-misc v1.2.1
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling calloop v0.6.5
[INFO] [stderr]    Compiling wayland-commons v0.28.6
[INFO] [stderr]    Compiling serde_derive v1.0.127
[INFO] [stderr]    Compiling thiserror-impl v1.0.26
[INFO] [stderr]    Compiling wayland-client v0.28.6
[INFO] [stderr]    Compiling thiserror v1.0.26
[INFO] [stderr]    Compiling wayland-cursor v0.28.6
[INFO] [stderr]    Compiling wayland-protocols v0.28.6
[INFO] [stderr]    Compiling naga v0.5.0
[INFO] [stderr]    Compiling serde v1.0.127
[INFO] [stderr]    Compiling smithay-client-toolkit v0.12.3
[INFO] [stderr]    Compiling external-memory v0.0.1
[INFO] [stderr]    Compiling gfx-hal v0.9.0
[INFO] [stderr]    Compiling winit_input_helper v0.10.0
[INFO] [stderr]    Compiling gfx-backend-vulkan v0.9.0
[INFO] [stderr]    Compiling gfx-backend-gl v0.9.0
[INFO] [stderr]    Compiling gfx-backend-empty v0.9.0
[INFO] [stderr]    Compiling wgpu v0.9.0
[INFO] [stderr]    Compiling pixels v0.5.0
[INFO] [stderr]    Compiling twenty-forty-eight v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 58s
[INFO] running `Command { std: "docker" "inspect" "97f5854de971c698e9383c3531cb24d0c784380045911ce52d13e6b47ff5757c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97f5854de971c698e9383c3531cb24d0c784380045911ce52d13e6b47ff5757c", kill_on_drop: false }`
[INFO] [stdout] 97f5854de971c698e9383c3531cb24d0c784380045911ce52d13e6b47ff5757c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a5eddc0eec1a157b050a498de5da20a5e0d508814f04022bcb2ef02f413a54a0
[INFO] running `Command { std: "docker" "start" "-a" "a5eddc0eec1a157b050a498de5da20a5e0d508814f04022bcb2ef02f413a54a0", kill_on_drop: false }`
[INFO] [stderr]    Compiling twenty-forty-eight v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.21s
[INFO] running `Command { std: "docker" "inspect" "a5eddc0eec1a157b050a498de5da20a5e0d508814f04022bcb2ef02f413a54a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a5eddc0eec1a157b050a498de5da20a5e0d508814f04022bcb2ef02f413a54a0", kill_on_drop: false }`
[INFO] [stdout] a5eddc0eec1a157b050a498de5da20a5e0d508814f04022bcb2ef02f413a54a0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 2b1fa23c8902d314b207fbac2a8b188d9c245ad4026f68d1e3bf5c3d28f3d9f9
[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" "2b1fa23c8902d314b207fbac2a8b188d9c245ad4026f68d1e3bf5c3d28f3d9f9", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.17s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/twenty_forty_eight-1bcdb5e382a41ea0)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test tests::coalesce_add ... ok
[INFO] [stdout] test tests::coalesce_all_ones ... ok
[INFO] [stdout] test tests::coalesce_leave_two_after_ones ... ok
[INFO] [stdout] test tests::coalesce_one ... ok
[INFO] [stdout] test tests::coalesce_nones ... ok
[INFO] [stdout] test tests::coalesce_right ... ok
[INFO] [stdout] test tests::coalesce_add_extra ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2b1fa23c8902d314b207fbac2a8b188d9c245ad4026f68d1e3bf5c3d28f3d9f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b1fa23c8902d314b207fbac2a8b188d9c245ad4026f68d1e3bf5c3d28f3d9f9", kill_on_drop: false }`
[INFO] [stdout] 2b1fa23c8902d314b207fbac2a8b188d9c245ad4026f68d1e3bf5c3d28f3d9f9