[INFO] cloning repository https://github.com/0x90nz/rschip8
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/0x90nz/rschip8" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F0x90nz%2Frschip8", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F0x90nz%2Frschip8'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0bbafa01c0fb5ee1d849d5b65347fb570fd5feb1
[INFO] testing 0x90nz/rschip8 against beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F0x90nz%2Frschip8" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/0x90nz/rschip8 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/0x90nz/rschip8
[INFO] finished tweaking git repo https://github.com/0x90nz/rschip8
[INFO] tweaked toml for git repo https://github.com/0x90nz/rschip8 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/0x90nz/rschip8 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 949a334ed99b2407b918006f2f00a4d5471a48cfc236167a421801213f2c8dd9
[INFO] running `Command { std: "docker" "start" "-a" "949a334ed99b2407b918006f2f00a4d5471a48cfc236167a421801213f2c8dd9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "949a334ed99b2407b918006f2f00a4d5471a48cfc236167a421801213f2c8dd9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "949a334ed99b2407b918006f2f00a4d5471a48cfc236167a421801213f2c8dd9", kill_on_drop: false }`
[INFO] [stdout] 949a334ed99b2407b918006f2f00a4d5471a48cfc236167a421801213f2c8dd9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 8ffc8214f83e4d6a2691afc3125ae350804105049e3d52354efed4931fb53c00
[INFO] running `Command { std: "docker" "start" "-a" "8ffc8214f83e4d6a2691afc3125ae350804105049e3d52354efed4931fb53c00", kill_on_drop: false }`
[INFO] [stderr]    Compiling pretty-hex v0.2.1
[INFO] [stderr]    Compiling rschip8 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `i`
[INFO] [stdout]  --> src/cpu.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     i: u16,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `sp`
[INFO] [stdout]  --> src/cpu.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     sp: u16, // this can be 8 bit?
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_vf`
[INFO] [stdout]   --> src/cpu.rs:86:8
[INFO] [stdout]    |
[INFO] [stdout] 86 |     fn set_vf(&mut self) {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `clear_vf`
[INFO] [stdout]   --> src/cpu.rs:94:8
[INFO] [stdout]    |
[INFO] [stdout] 94 |     fn clear_vf(&mut self) {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.84s
[INFO] running `Command { std: "docker" "inspect" "8ffc8214f83e4d6a2691afc3125ae350804105049e3d52354efed4931fb53c00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ffc8214f83e4d6a2691afc3125ae350804105049e3d52354efed4931fb53c00", kill_on_drop: false }`
[INFO] [stdout] 8ffc8214f83e4d6a2691afc3125ae350804105049e3d52354efed4931fb53c00
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ddadff738604fd1b670715a6da1a3eff864eb16c26f8c35d599594b067f1df31
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "ddadff738604fd1b670715a6da1a3eff864eb16c26f8c35d599594b067f1df31", kill_on_drop: false }`
[INFO] [stderr]    Compiling rschip8 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `i`
[INFO] [stdout]  --> src/cpu.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     i: u16,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `sp`
[INFO] [stdout]  --> src/cpu.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     sp: u16, // this can be 8 bit?
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_vf`
[INFO] [stdout]   --> src/cpu.rs:86:8
[INFO] [stdout]    |
[INFO] [stdout] 86 |     fn set_vf(&mut self) {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `clear_vf`
[INFO] [stdout]   --> src/cpu.rs:94:8
[INFO] [stdout]    |
[INFO] [stdout] 94 |     fn clear_vf(&mut self) {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.84s
[INFO] running `Command { std: "docker" "inspect" "ddadff738604fd1b670715a6da1a3eff864eb16c26f8c35d599594b067f1df31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ddadff738604fd1b670715a6da1a3eff864eb16c26f8c35d599594b067f1df31", kill_on_drop: false }`
[INFO] [stdout] ddadff738604fd1b670715a6da1a3eff864eb16c26f8c35d599594b067f1df31
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4c9ec5984eda132cfecdbac21ceafe084d48f3eebb62d1c88033055114289d8e
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "4c9ec5984eda132cfecdbac21ceafe084d48f3eebb62d1c88033055114289d8e", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: field is never read: `i`
[INFO] [stdout] running 0 tests
[INFO] [stderr]  --> src/cpu.rs:7:5
[INFO] [stdout] 
[INFO] [stderr]   |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] 7 |     i: u16,
[INFO] [stdout] 
[INFO] [stderr]   |     ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `sp`
[INFO] [stderr]  --> src/cpu.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 |     sp: u16, // this can be 8 bit?
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `set_vf`
[INFO] [stderr]   --> src/cpu.rs:86:8
[INFO] [stderr]    |
[INFO] [stderr] 86 |     fn set_vf(&mut self) {
[INFO] [stderr]    |        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `clear_vf`
[INFO] [stderr]   --> src/cpu.rs:94:8
[INFO] [stderr]    |
[INFO] [stderr] 94 |     fn clear_vf(&mut self) {
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `rschip8` (bin "rschip8" test) generated 4 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rschip8-10966cec000c535f)
[INFO] running `Command { std: "docker" "inspect" "4c9ec5984eda132cfecdbac21ceafe084d48f3eebb62d1c88033055114289d8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c9ec5984eda132cfecdbac21ceafe084d48f3eebb62d1c88033055114289d8e", kill_on_drop: false }`
[INFO] [stdout] 4c9ec5984eda132cfecdbac21ceafe084d48f3eebb62d1c88033055114289d8e