[INFO] cloning repository https://github.com/Niedzwiedzw/rust-drivers-playground
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Niedzwiedzw/rust-drivers-playground" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNiedzwiedzw%2Frust-drivers-playground", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNiedzwiedzw%2Frust-drivers-playground'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8d19a47521a504625aa357dabb3d26c34d14f0e6
[INFO] checking Niedzwiedzw/rust-drivers-playground against master#c5fbcd35a8217a17f6b63a22217ace06cf8f5f02 for pr-86194
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNiedzwiedzw%2Frust-drivers-playground" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Niedzwiedzw/rust-drivers-playground on toolchain c5fbcd35a8217a17f6b63a22217ace06cf8f5f02
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c5fbcd35a8217a17f6b63a22217ace06cf8f5f02" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Niedzwiedzw/rust-drivers-playground
[INFO] finished tweaking git repo https://github.com/Niedzwiedzw/rust-drivers-playground
[INFO] tweaked toml for git repo https://github.com/Niedzwiedzw/rust-drivers-playground written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/Niedzwiedzw/rust-drivers-playground already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c5fbcd35a8217a17f6b63a22217ace06cf8f5f02" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+c5fbcd35a8217a17f6b63a22217ace06cf8f5f02" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1c00bb18239c59800dee337a1e32f2f80e4e1b8b824109d16428f1824b96641d
[INFO] running `Command { std: "docker" "start" "-a" "1c00bb18239c59800dee337a1e32f2f80e4e1b8b824109d16428f1824b96641d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1c00bb18239c59800dee337a1e32f2f80e4e1b8b824109d16428f1824b96641d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c00bb18239c59800dee337a1e32f2f80e4e1b8b824109d16428f1824b96641d", kill_on_drop: false }`
[INFO] [stdout] 1c00bb18239c59800dee337a1e32f2f80e4e1b8b824109d16428f1824b96641d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+c5fbcd35a8217a17f6b63a22217ace06cf8f5f02" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1b6fa78f83220beb63b3225f6c0ac33f293407f7e32d393aab398933fd5eb81d
[INFO] running `Command { std: "docker" "start" "-a" "1b6fa78f83220beb63b3225f6c0ac33f293407f7e32d393aab398933fd5eb81d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking lazy_static v1.3.0
[INFO] [stderr]     Checking rppal v0.11.3 (https://github.com/golemparts/rppal#5eb0f148)
[INFO] [stderr]     Checking rpi-display-driver v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: constant is never used: `INVERTDISPLAY`
[INFO] [stdout]  --> src/command_ids.rs:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub const INVERTDISPLAY: u8 = 0xA7;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `SETLOWCOLUMN`
[INFO] [stdout]   --> src/command_ids.rs:16:1
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub const SETLOWCOLUMN: u8 = 0x00;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `SETHIGHCOLUMN`
[INFO] [stdout]   --> src/command_ids.rs:17:1
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub const SETHIGHCOLUMN: u8 = 0x10;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `COLUMNADDR`
[INFO] [stdout]   --> src/command_ids.rs:20:1
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub const COLUMNADDR: u8 = 0x21;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `PAGEADDR`
[INFO] [stdout]   --> src/command_ids.rs:21:1
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub const PAGEADDR: u8 = 0x22;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `COMSCANINC`
[INFO] [stdout]   --> src/command_ids.rs:22:1
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub const COMSCANINC: u8 = 0xC0;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `EXTERNALVCC`
[INFO] [stdout]   --> src/command_ids.rs:26:1
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub const EXTERNALVCC: u8 = 0x1;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `SWITCHCAPVCC`
[INFO] [stdout]   --> src/command_ids.rs:27:1
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub const SWITCHCAPVCC: u8 = 0x2;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `INVERTDISPLAY`
[INFO] [stdout]  --> src/command_ids.rs:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub const INVERTDISPLAY: u8 = 0xA7;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `SETLOWCOLUMN`
[INFO] [stdout]   --> src/command_ids.rs:16:1
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub const SETLOWCOLUMN: u8 = 0x00;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `SETHIGHCOLUMN`
[INFO] [stdout]   --> src/command_ids.rs:17:1
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub const SETHIGHCOLUMN: u8 = 0x10;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `COLUMNADDR`
[INFO] [stdout]   --> src/command_ids.rs:20:1
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub const COLUMNADDR: u8 = 0x21;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `PAGEADDR`
[INFO] [stdout]   --> src/command_ids.rs:21:1
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub const PAGEADDR: u8 = 0x22;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `COMSCANINC`
[INFO] [stdout]   --> src/command_ids.rs:22:1
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub const COMSCANINC: u8 = 0xC0;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `EXTERNALVCC`
[INFO] [stdout]   --> src/command_ids.rs:26:1
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub const EXTERNALVCC: u8 = 0x1;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `SWITCHCAPVCC`
[INFO] [stdout]   --> src/command_ids.rs:27:1
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub const SWITCHCAPVCC: u8 = 0x2;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.41s
[INFO] running `Command { std: "docker" "inspect" "1b6fa78f83220beb63b3225f6c0ac33f293407f7e32d393aab398933fd5eb81d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b6fa78f83220beb63b3225f6c0ac33f293407f7e32d393aab398933fd5eb81d", kill_on_drop: false }`
[INFO] [stdout] 1b6fa78f83220beb63b3225f6c0ac33f293407f7e32d393aab398933fd5eb81d