[INFO] cloning repository https://github.com/ColonisationCaptain/connect4-client
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ColonisationCaptain/connect4-client" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FColonisationCaptain%2Fconnect4-client", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FColonisationCaptain%2Fconnect4-client'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e6039e051386012eeb1aacadc9a0c818e658aee4
[INFO] checking ColonisationCaptain/connect4-client against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FColonisationCaptain%2Fconnect4-client" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ColonisationCaptain/connect4-client on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ColonisationCaptain/connect4-client
[INFO] finished tweaking git repo https://github.com/ColonisationCaptain/connect4-client
[INFO] tweaked toml for git repo https://github.com/ColonisationCaptain/connect4-client written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/ColonisationCaptain/connect4-client already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 77d9fb8068272a365586bf7c577613cb92b6fddfd33dffa3f1d2e5c3ed70739c
[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" "77d9fb8068272a365586bf7c577613cb92b6fddfd33dffa3f1d2e5c3ed70739c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "77d9fb8068272a365586bf7c577613cb92b6fddfd33dffa3f1d2e5c3ed70739c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77d9fb8068272a365586bf7c577613cb92b6fddfd33dffa3f1d2e5c3ed70739c", kill_on_drop: false }`
[INFO] [stdout] 77d9fb8068272a365586bf7c577613cb92b6fddfd33dffa3f1d2e5c3ed70739c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7cff4bc92295f4f4b4fed15cd06d813b9c4f5a88a39b2ed29e6c7f87e9040eca
[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" "7cff4bc92295f4f4b4fed15cd06d813b9c4f5a88a39b2ed29e6c7f87e9040eca", kill_on_drop: false }`
[INFO] [stderr]     Checking piston-graphics_api_version v1.0.0
[INFO] [stderr]     Checking weezl v0.1.2
[INFO] [stderr]    Compiling num-rational v0.3.1
[INFO] [stderr]     Checking raw-window-handle v0.3.3
[INFO] [stderr]     Checking ordered-float v1.1.0
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking line_drawing v0.7.0
[INFO] [stderr]     Checking rayon-core v1.9.0
[INFO] [stderr]     Checking pistoncore-input v1.0.0
[INFO] [stderr]     Checking glutin_glx_sys v0.1.7
[INFO] [stderr]     Checking shader_version v0.7.0
[INFO] [stderr]     Checking rusttype v0.8.3
[INFO] [stderr]     Checking gif v0.11.1
[INFO] [stderr]     Checking rayon v1.5.0
[INFO] [stderr]     Checking rusttype v0.7.9
[INFO] [stderr]     Checking piston2d-graphics v0.37.0
[INFO] [stderr]     Checking andrew v0.2.1
[INFO] [stderr]     Checking smithay-client-toolkit v0.4.6
[INFO] [stderr]     Checking pistoncore-window v0.47.0
[INFO] [stderr]     Checking pistoncore-event_loop v0.52.0
[INFO] [stderr]     Checking piston v0.52.0
[INFO] [stderr]     Checking winit v0.19.5
[INFO] [stderr]     Checking jpeg-decoder v0.1.20
[INFO] [stderr]     Checking tiff v0.6.0
[INFO] [stderr]     Checking glutin v0.21.2
[INFO] [stderr]     Checking pistoncore-glutin_window v0.66.0
[INFO] [stderr]     Checking image v0.23.11
[INFO] [stderr]     Checking piston-gfx_texture v0.41.0
[INFO] [stderr]     Checking piston2d-gfx_graphics v0.70.0
[INFO] [stderr]     Checking piston_window v0.113.0
[INFO] [stderr]     Checking connect4-client v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 32.18s
[INFO] running `Command { std: "docker" "inspect" "7cff4bc92295f4f4b4fed15cd06d813b9c4f5a88a39b2ed29e6c7f87e9040eca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7cff4bc92295f4f4b4fed15cd06d813b9c4f5a88a39b2ed29e6c7f87e9040eca", kill_on_drop: false }`
[INFO] [stdout] 7cff4bc92295f4f4b4fed15cd06d813b9c4f5a88a39b2ed29e6c7f87e9040eca