[INFO] fetching crate qwiic-lcd-rs 0.1.1...
[INFO] documenting qwiic-lcd-rs-0.1.1 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate qwiic-lcd-rs 0.1.1 into /workspace/builds/worker-30/source
[INFO] validating manifest of crates.io crate qwiic-lcd-rs 0.1.1 on toolchain beta-2022-05-20
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate qwiic-lcd-rs 0.1.1
[INFO] finished tweaking crates.io crate qwiic-lcd-rs 0.1.1
[INFO] tweaked toml for crates.io crate qwiic-lcd-rs 0.1.1 written to /workspace/builds/worker-30/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bbd723b47d69b0088b906e5873ac09f6598ee83c2e40c18a4c97b92666f2d958
[INFO] running `Command { std: "docker" "start" "-a" "bbd723b47d69b0088b906e5873ac09f6598ee83c2e40c18a4c97b92666f2d958", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bbd723b47d69b0088b906e5873ac09f6598ee83c2e40c18a4c97b92666f2d958", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bbd723b47d69b0088b906e5873ac09f6598ee83c2e40c18a4c97b92666f2d958", kill_on_drop: false }`
[INFO] [stdout] bbd723b47d69b0088b906e5873ac09f6598ee83c2e40c18a4c97b92666f2d958
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 52a962f1a2c973b3314b4abb896c21f92ebcc5be72647ac5caec26749bfc52a2
[INFO] running `Command { std: "docker" "start" "-a" "52a962f1a2c973b3314b4abb896c21f92ebcc5be72647ac5caec26749bfc52a2", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking enum_primitive v0.1.1
[INFO] [stderr]     Checking i2cdev v0.4.4
[INFO] [stderr]  Documenting qwiic-lcd-rs v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around method argument
[INFO] [stdout]    --> src/lib.rs:188:26
[INFO] [stdout]     |
[INFO] [stdout] 188 |         self.write_block((Command::SettingCommand as u8), block)
[INFO] [stdout]     |                          ^                             ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 188 -         self.write_block((Command::SettingCommand as u8), block)
[INFO] [stdout] 188 +         self.write_block(Command::SettingCommand as u8, block)
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/lib.rs:210:23
[INFO] [stdout]     |
[INFO] [stdout] 210 |         let command = ((Command::SetDDRamAddr as u8) | ((col + row_offsets[row]) as u8));
[INFO] [stdout]     |                       ^                                                                ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 210 -         let command = ((Command::SetDDRamAddr as u8) | ((col + row_offsets[row]) as u8));
[INFO] [stdout] 210 +         let command = (Command::SetDDRamAddr as u8) | ((col + row_offsets[row]) as u8);
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around method argument
[INFO] [stdout]    --> src/lib.rs:273:40
[INFO] [stdout]     |
[INFO] [stdout] 273 |         self.dev.smbus_write_byte_data((Command::SettingCommand as u8), command)?;
[INFO] [stdout]     |                                        ^                             ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 273 -         self.dev.smbus_write_byte_data((Command::SettingCommand as u8), command)?;
[INFO] [stdout] 273 +         self.dev.smbus_write_byte_data(Command::SettingCommand as u8, command)?;
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around method argument
[INFO] [stdout]    --> src/lib.rs:279:40
[INFO] [stdout]     |
[INFO] [stdout] 279 |         self.dev.smbus_write_byte_data((Command::SpecialCommand as u8), command)?;
[INFO] [stdout]     |                                        ^                             ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 279 -         self.dev.smbus_write_byte_data((Command::SpecialCommand as u8), command)?;
[INFO] [stdout] 279 +         self.dev.smbus_write_byte_data(Command::SpecialCommand as u8, command)?;
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/lib.rs:286:24
[INFO] [stdout]     |
[INFO] [stdout] 286 |     return usize::from(((x-in_min) * (out_max-out_min) / (in_max-in_min) + out_min));
[INFO] [stdout]     |                        ^                                                          ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 286 -     return usize::from(((x-in_min) * (out_max-out_min) / (in_max-in_min) + out_min));
[INFO] [stdout] 286 +     return usize::from((x-in_min) * (out_max-out_min) / (in_max-in_min) + out_min);
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.78s
[INFO] running `Command { std: "docker" "inspect" "52a962f1a2c973b3314b4abb896c21f92ebcc5be72647ac5caec26749bfc52a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52a962f1a2c973b3314b4abb896c21f92ebcc5be72647ac5caec26749bfc52a2", kill_on_drop: false }`
[INFO] [stdout] 52a962f1a2c973b3314b4abb896c21f92ebcc5be72647ac5caec26749bfc52a2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/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" "DOCS_RS=1" "-e" "RUSTC_BOOTSTRAP=1" "-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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] 9d9ec976405e9a8a632523a7ee081ee64e0a91df02a8e1e1f8939d7008edb55a
[INFO] running `Command { std: "docker" "start" "-a" "9d9ec976405e9a8a632523a7ee081ee64e0a91df02a8e1e1f8939d7008edb55a", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking enum_primitive v0.1.1
[INFO] [stderr]     Checking i2cdev v0.4.4
[INFO] [stderr]  Documenting qwiic-lcd-rs v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around method argument
[INFO] [stdout]    --> src/lib.rs:188:26
[INFO] [stdout]     |
[INFO] [stdout] 188 |         self.write_block((Command::SettingCommand as u8), block)
[INFO] [stdout]     |                          ^                             ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 188 -         self.write_block((Command::SettingCommand as u8), block)
[INFO] [stdout] 188 +         self.write_block(Command::SettingCommand as u8, block)
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/lib.rs:210:23
[INFO] [stdout]     |
[INFO] [stdout] 210 |         let command = ((Command::SetDDRamAddr as u8) | ((col + row_offsets[row]) as u8));
[INFO] [stdout]     |                       ^                                                                ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 210 -         let command = ((Command::SetDDRamAddr as u8) | ((col + row_offsets[row]) as u8));
[INFO] [stdout] 210 +         let command = (Command::SetDDRamAddr as u8) | ((col + row_offsets[row]) as u8);
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around method argument
[INFO] [stdout]    --> src/lib.rs:273:40
[INFO] [stdout]     |
[INFO] [stdout] 273 |         self.dev.smbus_write_byte_data((Command::SettingCommand as u8), command)?;
[INFO] [stdout]     |                                        ^                             ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 273 -         self.dev.smbus_write_byte_data((Command::SettingCommand as u8), command)?;
[INFO] [stdout] 273 +         self.dev.smbus_write_byte_data(Command::SettingCommand as u8, command)?;
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around method argument
[INFO] [stdout]    --> src/lib.rs:279:40
[INFO] [stdout]     |
[INFO] [stdout] 279 |         self.dev.smbus_write_byte_data((Command::SpecialCommand as u8), command)?;
[INFO] [stdout]     |                                        ^                             ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 279 -         self.dev.smbus_write_byte_data((Command::SpecialCommand as u8), command)?;
[INFO] [stdout] 279 +         self.dev.smbus_write_byte_data(Command::SpecialCommand as u8, command)?;
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/lib.rs:286:24
[INFO] [stdout]     |
[INFO] [stdout] 286 |     return usize::from(((x-in_min) * (out_max-out_min) / (in_max-in_min) + out_min));
[INFO] [stdout]     |                        ^                                                          ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 286 -     return usize::from(((x-in_min) * (out_max-out_min) / (in_max-in_min) + out_min));
[INFO] [stdout] 286 +     return usize::from((x-in_min) * (out_max-out_min) / (in_max-in_min) + out_min);
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.42s
[INFO] running `Command { std: "docker" "inspect" "9d9ec976405e9a8a632523a7ee081ee64e0a91df02a8e1e1f8939d7008edb55a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d9ec976405e9a8a632523a7ee081ee64e0a91df02a8e1e1f8939d7008edb55a", kill_on_drop: false }`
[INFO] [stdout] 9d9ec976405e9a8a632523a7ee081ee64e0a91df02a8e1e1f8939d7008edb55a