[INFO] cloning repository https://github.com/droidkid/rust-tetris
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/droidkid/rust-tetris" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdroidkid%2Frust-tetris", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdroidkid%2Frust-tetris'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d7739277f8489ba9f6b2ba7f772f909813828b03
[INFO] documenting droidkid/rust-tetris against 1.46.0 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdroidkid%2Frust-tetris" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/droidkid/rust-tetris on toolchain 1.46.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/droidkid/rust-tetris
[INFO] finished tweaking git repo https://github.com/droidkid/rust-tetris
[INFO] tweaked toml for git repo https://github.com/droidkid/rust-tetris written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/droidkid/rust-tetris already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.46.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6f3be40886c9e795fe9f8c58a995dce27d587fe81a797bf1a6e0bdf211d63bbc
[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" "6f3be40886c9e795fe9f8c58a995dce27d587fe81a797bf1a6e0bdf211d63bbc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6f3be40886c9e795fe9f8c58a995dce27d587fe81a797bf1a6e0bdf211d63bbc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f3be40886c9e795fe9f8c58a995dce27d587fe81a797bf1a6e0bdf211d63bbc", kill_on_drop: false }`
[INFO] [stdout] 6f3be40886c9e795fe9f8c58a995dce27d587fe81a797bf1a6e0bdf211d63bbc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "RUSTDOCFLAGS=--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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.46.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--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] 750a5a3b7b2390ed4bec5391722f51b5dd75d831aecc234e8b915b0131ef2d13
[INFO] running `Command { std: "docker" "start" "-a" "750a5a3b7b2390ed4bec5391722f51b5dd75d831aecc234e8b915b0131ef2d13", kill_on_drop: false }`
[INFO] [stderr]     Checking num-integer v0.1.39
[INFO] [stderr]     Checking num-iter v0.1.37
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking sdl2 v0.31.0
[INFO] [stderr]  Documenting rust-tetris v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: static variable `start_pos` should have an upper case name
[INFO] [stdout]   --> src/main.rs:20:8
[INFO] [stdout]    |
[INFO] [stdout] 20 | static start_pos: Pos2D = Pos2D {
[INFO] [stdout]    |        ^^^^^^^^^ help: convert the identifier to upper case: `START_POS`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static variable `tetris_board_width` should have an upper case name
[INFO] [stdout]   --> src/main.rs:24:8
[INFO] [stdout]    |
[INFO] [stdout] 24 | static tetris_board_width : usize = 12;
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^ help: convert the identifier to upper case: `TETRIS_BOARD_WIDTH`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static variable `tetris_board_height` should have an upper case name
[INFO] [stdout]   --> src/main.rs:25:8
[INFO] [stdout]    |
[INFO] [stdout] 25 | static tetris_board_height : usize = 24;
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^ help: convert the identifier to upper case: `TETRIS_BOARD_HEIGHT`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.48s
[INFO] running `Command { std: "docker" "inspect" "750a5a3b7b2390ed4bec5391722f51b5dd75d831aecc234e8b915b0131ef2d13", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "750a5a3b7b2390ed4bec5391722f51b5dd75d831aecc234e8b915b0131ef2d13", kill_on_drop: false }`
[INFO] [stdout] 750a5a3b7b2390ed4bec5391722f51b5dd75d831aecc234e8b915b0131ef2d13