[INFO] updating cached repository Ajacmac/chip8em
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Ajacmac/chip8em
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Ajacmac/chip8em" "work/ex/beta-1.38-1/sources/1.37.0/gh/Ajacmac/chip8em"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/Ajacmac/chip8em'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Ajacmac/chip8em" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Ajacmac/chip8em"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Ajacmac/chip8em'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 4ab12d9cf3a4e599571c7f2599a1f2d982a5b6b6
[INFO] sha for GitHub repo Ajacmac/chip8em: 4ab12d9cf3a4e599571c7f2599a1f2d982a5b6b6
[INFO] validating manifest of Ajacmac/chip8em 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 Ajacmac/chip8em 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 Ajacmac/chip8em
[INFO] finished frobbing Ajacmac/chip8em
[INFO] frobbed toml for Ajacmac/chip8em written to work/ex/beta-1.38-1/sources/1.37.0/gh/Ajacmac/chip8em/Cargo.toml
[INFO] started frobbing Ajacmac/chip8em
[INFO] finished frobbing Ajacmac/chip8em
[INFO] frobbed toml for Ajacmac/chip8em written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Ajacmac/chip8em/Cargo.toml
[INFO] crate Ajacmac/chip8em 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 Ajacmac/chip8em against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/Ajacmac/chip8em:/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] d920017f78480bc55cd19d016a8cfeca2f12394d0a9608008769846e0946c9de
[INFO] running `"docker" "start" "-a" "d920017f78480bc55cd19d016a8cfeca2f12394d0a9608008769846e0946c9de"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling chip8em v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: function is never used: `main`
[INFO] [stderr]  --> src/lib.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | fn main() {
[INFO] [stderr]   | ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.66s
[INFO] running `"docker" "inspect" "d920017f78480bc55cd19d016a8cfeca2f12394d0a9608008769846e0946c9de"`
[INFO] running `"docker" "rm" "-f" "d920017f78480bc55cd19d016a8cfeca2f12394d0a9608008769846e0946c9de"`
[INFO] [stdout] d920017f78480bc55cd19d016a8cfeca2f12394d0a9608008769846e0946c9de
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/Ajacmac/chip8em:/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 9cc6ba62846ae46a57285edefc4440d080ffec50bcaac704b1b931c8a608df36
[INFO] running `"docker" "start" "-a" "9cc6ba62846ae46a57285edefc4440d080ffec50bcaac704b1b931c8a608df36"`
[INFO] [stderr]    Compiling chip8em v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.69s
[INFO] running `"docker" "inspect" "9cc6ba62846ae46a57285edefc4440d080ffec50bcaac704b1b931c8a608df36"`
[INFO] running `"docker" "rm" "-f" "9cc6ba62846ae46a57285edefc4440d080ffec50bcaac704b1b931c8a608df36"`
[INFO] [stdout] 9cc6ba62846ae46a57285edefc4440d080ffec50bcaac704b1b931c8a608df36
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/Ajacmac/chip8em:/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] b8a6c82beda74701d085e10a30f2b288afd57a9714162d4c7289287cac4e042f
[INFO] running `"docker" "start" "-a" "b8a6c82beda74701d085e10a30f2b288afd57a9714162d4c7289287cac4e042f"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/chip8em-271bbfe1e2510e47
[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] [stderr]    Doc-tests chip8em
[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" "b8a6c82beda74701d085e10a30f2b288afd57a9714162d4c7289287cac4e042f"`
[INFO] running `"docker" "rm" "-f" "b8a6c82beda74701d085e10a30f2b288afd57a9714162d4c7289287cac4e042f"`
[INFO] [stdout] b8a6c82beda74701d085e10a30f2b288afd57a9714162d4c7289287cac4e042f