[INFO] updating cached repository https://github.com/ccimponeriu1996/rusboy
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 2f60d662b6ce1ddf0cf76cac4d635e8898507848
[INFO] testing ccimponeriu1996/rusboy against 1.38.0 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fccimponeriu1996%2Frusboy" "work/builds/worker-4/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ccimponeriu1996/rusboy on toolchain 1.38.0
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/ccimponeriu1996/rusboy
[INFO] finished tweaking git repo https://github.com/ccimponeriu1996/rusboy
[INFO] tweaked toml for git repo https://github.com/ccimponeriu1996/rusboy written to work/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/ccimponeriu1996/rusboy already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "build" "--frozen"`
[INFO] [stdout] 464e27154609923527bd4a6411058bc723a61cacf3cc31e7ad9a9fe3655efd48
[INFO] running `"docker" "start" "-a" "464e27154609923527bd4a6411058bc723a61cacf3cc31e7ad9a9fe3655efd48"`
[INFO] [stderr]    Compiling rusboy v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `args`
[INFO] [stderr]   --> src/main.rs:10:9
[INFO] [stderr]    |
[INFO] [stderr] 10 |     let args = env::args();
[INFO] [stderr]    |         ^^^^ help: consider prefixing with an underscore: `_args`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `boot_rom`
[INFO] [stderr]   --> src/main.rs:14:9
[INFO] [stderr]    |
[INFO] [stderr] 14 |     let boot_rom = read_bin(boot_file_name);
[INFO] [stderr]    |         ^^^^^^^^ help: consider prefixing with an underscore: `_boot_rom`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `rom`
[INFO] [stderr]   --> src/main.rs:15:9
[INFO] [stderr]    |
[INFO] [stderr] 15 |     let rom = read_bin(rom_file_name);
[INFO] [stderr]    |         ^^^ help: consider prefixing with an underscore: `_rom`
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `run`
[INFO] [stderr]   --> src/cpu_gb.rs:33:5
[INFO] [stderr]    |
[INFO] [stderr] 33 |     pub fn run() {
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.48s
[INFO] running `"docker" "inspect" "464e27154609923527bd4a6411058bc723a61cacf3cc31e7ad9a9fe3655efd48"`
[INFO] running `"docker" "rm" "-f" "464e27154609923527bd4a6411058bc723a61cacf3cc31e7ad9a9fe3655efd48"`
[INFO] [stdout] 464e27154609923527bd4a6411058bc723a61cacf3cc31e7ad9a9fe3655efd48
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] d1b43a91c0cc8f4a6f53d62af359203e870c95e6ca7a544a3868d2c091c399e7
[INFO] running `"docker" "start" "-a" "d1b43a91c0cc8f4a6f53d62af359203e870c95e6ca7a544a3868d2c091c399e7"`
[INFO] [stderr]    Compiling rusboy v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `args`
[INFO] [stderr]   --> src/main.rs:10:9
[INFO] [stderr]    |
[INFO] [stderr] 10 |     let args = env::args();
[INFO] [stderr]    |         ^^^^ help: consider prefixing with an underscore: `_args`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `boot_rom`
[INFO] [stderr]   --> src/main.rs:14:9
[INFO] [stderr]    |
[INFO] [stderr] 14 |     let boot_rom = read_bin(boot_file_name);
[INFO] [stderr]    |         ^^^^^^^^ help: consider prefixing with an underscore: `_boot_rom`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `rom`
[INFO] [stderr]   --> src/main.rs:15:9
[INFO] [stderr]    |
[INFO] [stderr] 15 |     let rom = read_bin(rom_file_name);
[INFO] [stderr]    |         ^^^ help: consider prefixing with an underscore: `_rom`
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `run`
[INFO] [stderr]   --> src/cpu_gb.rs:33:5
[INFO] [stderr]    |
[INFO] [stderr] 33 |     pub fn run() {
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.41s
[INFO] running `"docker" "inspect" "d1b43a91c0cc8f4a6f53d62af359203e870c95e6ca7a544a3868d2c091c399e7"`
[INFO] running `"docker" "rm" "-f" "d1b43a91c0cc8f4a6f53d62af359203e870c95e6ca7a544a3868d2c091c399e7"`
[INFO] [stdout] d1b43a91c0cc8f4a6f53d62af359203e870c95e6ca7a544a3868d2c091c399e7
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "test" "--frozen"`
[INFO] [stdout] 324d2489c9b6345ed91d8bae383e6a6950f0e7c32ff9a46fabc569e93afc355b
[INFO] running `"docker" "start" "-a" "324d2489c9b6345ed91d8bae383e6a6950f0e7c32ff9a46fabc569e93afc355b"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rusboy-bff410b6a0aa1164
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "324d2489c9b6345ed91d8bae383e6a6950f0e7c32ff9a46fabc569e93afc355b"`
[INFO] running `"docker" "rm" "-f" "324d2489c9b6345ed91d8bae383e6a6950f0e7c32ff9a46fabc569e93afc355b"`
[INFO] [stdout] 324d2489c9b6345ed91d8bae383e6a6950f0e7c32ff9a46fabc569e93afc355b