[INFO] updating cached repository https://github.com/Krystex/Chip-8
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/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] 55c126bb77a58276dccc1d4c5c57a4bd8670aa96
[INFO] testing Krystex/Chip-8 against try#41997647ba6a77908f6ef64401414feb00bccf16 for pr-71274
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKrystex%2FChip-8" "/workspace/builds/worker-5/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Krystex/Chip-8 on toolchain 41997647ba6a77908f6ef64401414feb00bccf16
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/Krystex/Chip-8
[INFO] finished tweaking git repo https://github.com/Krystex/Chip-8
[INFO] tweaked toml for git repo https://github.com/Krystex/Chip-8 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/Krystex/Chip-8 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-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" "+41997647ba6a77908f6ef64401414feb00bccf16" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] d8fb9c12cf02e9fcb1712006c21a11208c0cd8439fb1a8d1604c91adc44e2d67
[INFO] running `"docker" "start" "-a" "d8fb9c12cf02e9fcb1712006c21a11208c0cd8439fb1a8d1604c91adc44e2d67"`
[INFO] [stderr]    Compiling chip-8 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unreachable statement
[INFO] [stderr]   --> src/main.rs:87:3
[INFO] [stderr]    |
[INFO] [stderr] 86 |         unimplemented!();
[INFO] [stderr]    |         ----------------- any code following this expression is unreachable
[INFO] [stderr] 87 |         return 0;
[INFO] [stderr]    |         ^^^^^^^^^ unreachable statement
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `y`
[INFO] [stderr]    --> src/main.rs:379:11
[INFO] [stderr]     |
[INFO] [stderr] 379 |             Shr(x, y) => {
[INFO] [stderr]     |                    ^ help: if this is intentional, prefix it with an underscore: `_y`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `val`
[INFO] [stderr]    --> src/main.rs:390:10
[INFO] [stderr]     |
[INFO] [stderr] 390 |                 let (val, overflowing) = (*self.reg(x)).overflowing_sub(*self.reg(y));
[INFO] [stderr]     |                      ^^^ help: if this is intentional, prefix it with an underscore: `_val`
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.32s
[INFO] running `"docker" "inspect" "d8fb9c12cf02e9fcb1712006c21a11208c0cd8439fb1a8d1604c91adc44e2d67"`
[INFO] running `"docker" "rm" "-f" "d8fb9c12cf02e9fcb1712006c21a11208c0cd8439fb1a8d1604c91adc44e2d67"`
[INFO] [stdout] d8fb9c12cf02e9fcb1712006c21a11208c0cd8439fb1a8d1604c91adc44e2d67
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-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" "+41997647ba6a77908f6ef64401414feb00bccf16" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 6214432ee72b6873774775a5194819d8eb13633b3b064e2a86b8f99f45dcee67
[INFO] running `"docker" "start" "-a" "6214432ee72b6873774775a5194819d8eb13633b3b064e2a86b8f99f45dcee67"`
[INFO] [stderr]    Compiling chip-8 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unreachable statement
[INFO] [stderr]   --> src/main.rs:87:3
[INFO] [stderr]    |
[INFO] [stderr] 86 |         unimplemented!();
[INFO] [stderr]    |         ----------------- any code following this expression is unreachable
[INFO] [stderr] 87 |         return 0;
[INFO] [stderr]    |         ^^^^^^^^^ unreachable statement
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `y`
[INFO] [stderr]    --> src/main.rs:379:11
[INFO] [stderr]     |
[INFO] [stderr] 379 |             Shr(x, y) => {
[INFO] [stderr]     |                    ^ help: if this is intentional, prefix it with an underscore: `_y`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `val`
[INFO] [stderr]    --> src/main.rs:390:10
[INFO] [stderr]     |
[INFO] [stderr] 390 |                 let (val, overflowing) = (*self.reg(x)).overflowing_sub(*self.reg(y));
[INFO] [stderr]     |                      ^^^ help: if this is intentional, prefix it with an underscore: `_val`
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.40s
[INFO] running `"docker" "inspect" "6214432ee72b6873774775a5194819d8eb13633b3b064e2a86b8f99f45dcee67"`
[INFO] running `"docker" "rm" "-f" "6214432ee72b6873774775a5194819d8eb13633b3b064e2a86b8f99f45dcee67"`
[INFO] [stdout] 6214432ee72b6873774775a5194819d8eb13633b3b064e2a86b8f99f45dcee67
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-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" "+41997647ba6a77908f6ef64401414feb00bccf16" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] da6c408802aeef2787c1564c1fec339c734a06a59784d42597565a23cb401c69
[INFO] running `"docker" "start" "-a" "da6c408802aeef2787c1564c1fec339c734a06a59784d42597565a23cb401c69"`
[INFO] [stderr] warning: unreachable statement
[INFO] [stderr]   --> src/main.rs:87:3
[INFO] [stderr]    |
[INFO] [stderr] 86 |         unimplemented!();
[INFO] [stderr]    |         ----------------- any code following this expression is unreachable
[INFO] [stderr] 87 |         return 0;
[INFO] [stderr]    |         ^^^^^^^^^ unreachable statement
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `y`
[INFO] [stderr]    --> src/main.rs:379:11
[INFO] [stderr]     |
[INFO] [stderr] 379 |             Shr(x, y) => {
[INFO] [stderr]     |                    ^ help: if this is intentional, prefix it with an underscore: `_y`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `val`
[INFO] [stderr]    --> src/main.rs:390:10
[INFO] [stderr]     |
[INFO] [stderr] 390 |                 let (val, overflowing) = (*self.reg(x)).overflowing_sub(*self.reg(y));
[INFO] [stderr]     |                      ^^^ help: if this is intentional, prefix it with an underscore: `_val`
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/chip_8-10c70945c7286749
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test instruction::test_instructions ... ok
[INFO] [stdout] test test_bits ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "da6c408802aeef2787c1564c1fec339c734a06a59784d42597565a23cb401c69"`
[INFO] running `"docker" "rm" "-f" "da6c408802aeef2787c1564c1fec339c734a06a59784d42597565a23cb401c69"`
[INFO] [stdout] da6c408802aeef2787c1564c1fec339c734a06a59784d42597565a23cb401c69