[INFO] updating cached repository ClaudioRizzo/gameboy-emulator
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/ClaudioRizzo/gameboy-emulator
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/ClaudioRizzo/gameboy-emulator" "work/ex/beta-1.38-1/sources/1.37.0/gh/ClaudioRizzo/gameboy-emulator"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/ClaudioRizzo/gameboy-emulator'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/ClaudioRizzo/gameboy-emulator" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ClaudioRizzo/gameboy-emulator"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ClaudioRizzo/gameboy-emulator'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 4023e937ea1dc92f2f74e90b82b3f67fd48e83b9
[INFO] sha for GitHub repo ClaudioRizzo/gameboy-emulator: 4023e937ea1dc92f2f74e90b82b3f67fd48e83b9
[INFO] validating manifest of ClaudioRizzo/gameboy-emulator on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of ClaudioRizzo/gameboy-emulator on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing ClaudioRizzo/gameboy-emulator
[INFO] finished frobbing ClaudioRizzo/gameboy-emulator
[INFO] frobbed toml for ClaudioRizzo/gameboy-emulator written to work/ex/beta-1.38-1/sources/1.37.0/gh/ClaudioRizzo/gameboy-emulator/Cargo.toml
[INFO] started frobbing ClaudioRizzo/gameboy-emulator
[INFO] finished frobbing ClaudioRizzo/gameboy-emulator
[INFO] frobbed toml for ClaudioRizzo/gameboy-emulator written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ClaudioRizzo/gameboy-emulator/Cargo.toml
[INFO] crate ClaudioRizzo/gameboy-emulator already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing ClaudioRizzo/gameboy-emulator against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ClaudioRizzo/gameboy-emulator:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] fe0ebbc2c76f140110cdc0117106d32a1f41d9bef87a434e9d0c01b018033629
[INFO] running `"docker" "start" "-a" "fe0ebbc2c76f140110cdc0117106d32a1f41d9bef87a434e9d0c01b018033629"`
[INFO] [stderr]    Compiling gameboy_emulator v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std::collections::HashMap`
[INFO] [stderr]  --> src/cpu.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::collections::HashMap;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Register`
[INFO] [stderr]  --> src/cpu.rs:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | struct Register {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Clock`
[INFO] [stderr]   --> src/cpu.rs:20:1
[INFO] [stderr]    |
[INFO] [stderr] 20 | struct Clock {
[INFO] [stderr]    | ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.55s
[INFO] running `"docker" "inspect" "fe0ebbc2c76f140110cdc0117106d32a1f41d9bef87a434e9d0c01b018033629"`
[INFO] running `"docker" "rm" "-f" "fe0ebbc2c76f140110cdc0117106d32a1f41d9bef87a434e9d0c01b018033629"`
[INFO] [stdout] fe0ebbc2c76f140110cdc0117106d32a1f41d9bef87a434e9d0c01b018033629
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ClaudioRizzo/gameboy-emulator:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] 1c73b4117998b4b2c0cf882e4e9a66c6a48e5993de95f146ef68b689f2004b0f
[INFO] running `"docker" "start" "-a" "1c73b4117998b4b2c0cf882e4e9a66c6a48e5993de95f146ef68b689f2004b0f"`
[INFO] [stderr]    Compiling gameboy_emulator v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std::collections::HashMap`
[INFO] [stderr]  --> src/cpu.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::collections::HashMap;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Register`
[INFO] [stderr]  --> src/cpu.rs:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | struct Register {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Clock`
[INFO] [stderr]   --> src/cpu.rs:20:1
[INFO] [stderr]    |
[INFO] [stderr] 20 | struct Clock {
[INFO] [stderr]    | ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `"docker" "inspect" "1c73b4117998b4b2c0cf882e4e9a66c6a48e5993de95f146ef68b689f2004b0f"`
[INFO] running `"docker" "rm" "-f" "1c73b4117998b4b2c0cf882e4e9a66c6a48e5993de95f146ef68b689f2004b0f"`
[INFO] [stdout] 1c73b4117998b4b2c0cf882e4e9a66c6a48e5993de95f146ef68b689f2004b0f
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ClaudioRizzo/gameboy-emulator:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] c7b70092b24710cd378f7ba903c042aa9631561aa1b910ce0ab632d277c6119d
[INFO] running `"docker" "start" "-a" "c7b70092b24710cd378f7ba903c042aa9631561aa1b910ce0ab632d277c6119d"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/gameboy_emulator-400e3ec3e316d8ec
[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" "c7b70092b24710cd378f7ba903c042aa9631561aa1b910ce0ab632d277c6119d"`
[INFO] running `"docker" "rm" "-f" "c7b70092b24710cd378f7ba903c042aa9631561aa1b910ce0ab632d277c6119d"`
[INFO] [stdout] c7b70092b24710cd378f7ba903c042aa9631561aa1b910ce0ab632d277c6119d