[INFO] updating cached repository jeffrey-xiao/chip-8-rs
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/jeffrey-xiao/chip-8-rs
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/jeffrey-xiao/chip-8-rs" "work/ex/beta-1.38-1/sources/1.37.0/gh/jeffrey-xiao/chip-8-rs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/jeffrey-xiao/chip-8-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/jeffrey-xiao/chip-8-rs" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/jeffrey-xiao/chip-8-rs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/jeffrey-xiao/chip-8-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 310ddc33dc7eadcddef02a6c1f03ca706f92f7c0
[INFO] sha for GitHub repo jeffrey-xiao/chip-8-rs: 310ddc33dc7eadcddef02a6c1f03ca706f92f7c0
[INFO] validating manifest of jeffrey-xiao/chip-8-rs 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 jeffrey-xiao/chip-8-rs 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 jeffrey-xiao/chip-8-rs
[INFO] finished frobbing jeffrey-xiao/chip-8-rs
[INFO] frobbed toml for jeffrey-xiao/chip-8-rs written to work/ex/beta-1.38-1/sources/1.37.0/gh/jeffrey-xiao/chip-8-rs/Cargo.toml
[INFO] started frobbing jeffrey-xiao/chip-8-rs
[INFO] finished frobbing jeffrey-xiao/chip-8-rs
[INFO] frobbed toml for jeffrey-xiao/chip-8-rs written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/jeffrey-xiao/chip-8-rs/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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 jeffrey-xiao/chip-8-rs 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-1/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/jeffrey-xiao/chip-8-rs:/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] 3383420e811e807c7d33313b99ae0987c94e7b264273553e82e4b00c38eb344f
[INFO] running `"docker" "start" "-a" "3383420e811e807c7d33313b99ae0987c94e7b264273553e82e4b00c38eb344f"`
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand v0.5.6
[INFO] [stderr]    Compiling chipo v2.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.01s
[INFO] running `"docker" "inspect" "3383420e811e807c7d33313b99ae0987c94e7b264273553e82e4b00c38eb344f"`
[INFO] running `"docker" "rm" "-f" "3383420e811e807c7d33313b99ae0987c94e7b264273553e82e4b00c38eb344f"`
[INFO] [stdout] 3383420e811e807c7d33313b99ae0987c94e7b264273553e82e4b00c38eb344f
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/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/jeffrey-xiao/chip-8-rs:/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] a7b462efc82cc67ee8e65282c4419236f7dabea7809113f857d3ea04522e2e6e
[INFO] running `"docker" "start" "-a" "a7b462efc82cc67ee8e65282c4419236f7dabea7809113f857d3ea04522e2e6e"`
[INFO] [stderr]    Compiling chipo v2.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.88s
[INFO] running `"docker" "inspect" "a7b462efc82cc67ee8e65282c4419236f7dabea7809113f857d3ea04522e2e6e"`
[INFO] running `"docker" "rm" "-f" "a7b462efc82cc67ee8e65282c4419236f7dabea7809113f857d3ea04522e2e6e"`
[INFO] [stdout] a7b462efc82cc67ee8e65282c4419236f7dabea7809113f857d3ea04522e2e6e
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/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/jeffrey-xiao/chip-8-rs:/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] fc6ae075b36950754e2ee7f4eaec630c409736d1abcef4c6a4a5cdd7ac9ebc3b
[INFO] running `"docker" "start" "-a" "fc6ae075b36950754e2ee7f4eaec630c409736d1abcef4c6a4a5cdd7ac9ebc3b"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/chipo-364e137da2d5020e
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::test_rom ... ok
[INFO] [stderr]    Doc-tests chipo
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs -  (line 34) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "fc6ae075b36950754e2ee7f4eaec630c409736d1abcef4c6a4a5cdd7ac9ebc3b"`
[INFO] running `"docker" "rm" "-f" "fc6ae075b36950754e2ee7f4eaec630c409736d1abcef4c6a4a5cdd7ac9ebc3b"`
[INFO] [stdout] fc6ae075b36950754e2ee7f4eaec630c409736d1abcef4c6a4a5cdd7ac9ebc3b