[INFO] cloning repository https://github.com/Vertecedoc4545/krhip8
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Vertecedoc4545/krhip8" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVertecedoc4545%2Fkrhip8", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVertecedoc4545%2Fkrhip8'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 02730784e2cd9bc77afde517936c4676a2b38c52
[INFO] checking Vertecedoc4545/krhip8 against try#95813608313bff49cfc1afc393a946a3c085b772 for pr-148946
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVertecedoc4545%2Fkrhip8" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Vertecedoc4545/krhip8
[INFO] finished tweaking git repo https://github.com/Vertecedoc4545/krhip8
[INFO] tweaked toml for git repo https://github.com/Vertecedoc4545/krhip8 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Vertecedoc4545/krhip8 on toolchain 95813608313bff49cfc1afc393a946a3c085b772
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+95813608313bff49cfc1afc393a946a3c085b772" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Vertecedoc4545/krhip8 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+95813608313bff49cfc1afc393a946a3c085b772" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded redox_termios v0.1.3
[INFO] [stderr]   Downloaded termion v4.0.3
[INFO] [stderr]   Downloaded stack-stack v0.1.0
[INFO] [stderr]   Downloaded numtoa v0.2.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+95813608313bff49cfc1afc393a946a3c085b772" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 532c407003d515dc88efc7fffefec2fed763b29f82ed527334b4198155c2beb1
[INFO] running `Command { std: "docker" "start" "-a" "532c407003d515dc88efc7fffefec2fed763b29f82ed527334b4198155c2beb1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "532c407003d515dc88efc7fffefec2fed763b29f82ed527334b4198155c2beb1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "532c407003d515dc88efc7fffefec2fed763b29f82ed527334b4198155c2beb1", kill_on_drop: false }`
[INFO] [stdout] 532c407003d515dc88efc7fffefec2fed763b29f82ed527334b4198155c2beb1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+95813608313bff49cfc1afc393a946a3c085b772" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 51ca58a1fb653f851e09dc18cf9601e973a70c6637d14ff0d1b38f35d6212653
[INFO] running `Command { std: "docker" "start" "-a" "51ca58a1fb653f851e09dc18cf9601e973a70c6637d14ff0d1b38f35d6212653", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.92
[INFO] [stderr]    Compiling unicode-ident v1.0.14
[INFO] [stderr]    Compiling libc v0.2.169
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking numtoa v0.2.4
[INFO] [stderr]     Checking stack-stack v0.1.0
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling syn v2.0.90
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]     Checking termion v4.0.3
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]     Checking zerocopy v0.7.35
[INFO] [stderr]     Checking ppv-lite86 v0.2.20
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking krhip8 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around `return` value
[INFO] [stdout]   --> src/Helpers.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 11 |     return (upcode & 0x000F);
[INFO] [stdout]    |            ^               ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 11 -     return (upcode & 0x000F);
[INFO] [stdout] 11 +     return upcode & 0x000F;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `return` value
[INFO] [stdout]   --> src/Helpers.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 |     return (upcode & 0x0FFF);
[INFO] [stdout]    |            ^               ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 15 -     return (upcode & 0x0FFF);
[INFO] [stdout] 15 +     return upcode & 0x0FFF;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `return` value
[INFO] [stdout]   --> src/Helpers.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 27 |     return (upcode & 0x000F);
[INFO] [stdout]    |            ^               ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 27 -     return (upcode & 0x000F);
[INFO] [stdout] 27 +     return upcode & 0x000F;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `return` value
[INFO] [stdout]   --> src/Helpers.rs:31:12
[INFO] [stdout]    |
[INFO] [stdout] 31 |     return (upcode & 0x00FF);
[INFO] [stdout]    |            ^               ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 31 -     return (upcode & 0x00FF);
[INFO] [stdout] 31 +     return upcode & 0x00FF;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `return` value
[INFO] [stdout]   --> src/Helpers.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 11 |     return (upcode & 0x000F);
[INFO] [stdout]    |            ^               ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 11 -     return (upcode & 0x000F);
[INFO] [stdout] 11 +     return upcode & 0x000F;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `return` value
[INFO] [stdout]   --> src/Helpers.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 |     return (upcode & 0x0FFF);
[INFO] [stdout]    |            ^               ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 15 -     return (upcode & 0x0FFF);
[INFO] [stdout] 15 +     return upcode & 0x0FFF;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `return` value
[INFO] [stdout]   --> src/Helpers.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 27 |     return (upcode & 0x000F);
[INFO] [stdout]    |            ^               ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 27 -     return (upcode & 0x000F);
[INFO] [stdout] 27 +     return upcode & 0x000F;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `return` value
[INFO] [stdout]   --> src/Helpers.rs:31:12
[INFO] [stdout]    |
[INFO] [stdout] 31 |     return (upcode & 0x00FF);
[INFO] [stdout]    |            ^               ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 31 -     return (upcode & 0x00FF);
[INFO] [stdout] 31 +     return upcode & 0x00FF;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `Chip8` should have a snake case name
[INFO] [stdout]  --> src/lib.rs:1:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub mod Chip8;
[INFO] [stdout]   |         ^^^^^ help: convert the identifier to snake case (notice the capitalization): `chip8`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `Helpers` should have a snake case name
[INFO] [stdout]  --> src/lib.rs:2:9
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub mod Helpers;
[INFO] [stdout]   |         ^^^^^^^ help: convert the identifier to snake case: `helpers`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `Chip8` should have a snake case name
[INFO] [stdout]  --> src/lib.rs:1:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub mod Chip8;
[INFO] [stdout]   |         ^^^^^ help: convert the identifier to snake case (notice the capitalization): `chip8`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `NonBlockingReader` should have a snake case name
[INFO] [stdout]  --> src/lib.rs:3:9
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub mod NonBlockingReader;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `non_blocking_reader`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `Helpers` should have a snake case name
[INFO] [stdout]  --> src/lib.rs:2:9
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub mod Helpers;
[INFO] [stdout]   |         ^^^^^^^ help: convert the identifier to snake case: `helpers`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `Ram` should have a snake case name
[INFO] [stdout]  --> src/lib.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub mod Ram;
[INFO] [stdout]   |         ^^^ help: convert the identifier to snake case: `ram`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `NonBlockingReader` should have a snake case name
[INFO] [stdout]  --> src/lib.rs:3:9
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub mod NonBlockingReader;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `non_blocking_reader`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `Ram` should have a snake case name
[INFO] [stdout]  --> src/lib.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub mod Ram;
[INFO] [stdout]   |         ^^^ help: convert the identifier to snake case: `ram`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::thread::sleep`
[INFO] [stdout]  --> src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::thread::sleep;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::time::Duration`
[INFO] [stdout]  --> src/main.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::time::Duration;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::thread::sleep`
[INFO] [stdout]  --> src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::thread::sleep;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::time::Duration`
[INFO] [stdout]  --> src/main.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::time::Duration;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.14s
[INFO] running `Command { std: "docker" "inspect" "51ca58a1fb653f851e09dc18cf9601e973a70c6637d14ff0d1b38f35d6212653", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "51ca58a1fb653f851e09dc18cf9601e973a70c6637d14ff0d1b38f35d6212653", kill_on_drop: false }`
[INFO] [stdout] 51ca58a1fb653f851e09dc18cf9601e973a70c6637d14ff0d1b38f35d6212653