[INFO] cloning repository https://github.com/dannyn/chip-8
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dannyn/chip-8" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdannyn%2Fchip-8", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdannyn%2Fchip-8'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 34ac4925e204d9dffb5e3dc6b1b54976cfda06a1
[INFO] testing dannyn/chip-8 against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdannyn%2Fchip-8" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dannyn/chip-8 on toolchain b70888601af92f6cdc0364abab3446e418b91d36
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/dannyn/chip-8
[INFO] finished tweaking git repo https://github.com/dannyn/chip-8
[INFO] tweaked toml for git repo https://github.com/dannyn/chip-8 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/dannyn/chip-8 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "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] 716abda7462275a8ebe75f4a326095079b1bd942e59d2a53992eaee3db516714
[INFO] running `Command { std: "docker" "start" "-a" "716abda7462275a8ebe75f4a326095079b1bd942e59d2a53992eaee3db516714", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "716abda7462275a8ebe75f4a326095079b1bd942e59d2a53992eaee3db516714", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "716abda7462275a8ebe75f4a326095079b1bd942e59d2a53992eaee3db516714", kill_on_drop: false }`
[INFO] [stdout] 716abda7462275a8ebe75f4a326095079b1bd942e59d2a53992eaee3db516714
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "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] 92212679b2f0e97a2e9b1c46ad9f5132d76e502f27baf5d99a923b596f379469
[INFO] running `Command { std: "docker" "start" "-a" "92212679b2f0e97a2e9b1c46ad9f5132d76e502f27baf5d99a923b596f379469", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling itertools v0.10.1
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling structopt-derive v0.4.15
[INFO] [stderr]    Compiling structopt v0.3.22
[INFO] [stderr]    Compiling chip-8 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `stack`
[INFO] [stdout]  --> src/cpu.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     stack: [u16; 16],
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `stack_pointer`
[INFO] [stdout]  --> src/cpu.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     stack_pointer: usize,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `reset`
[INFO] [stdout]   --> src/cpu.rs:25:12
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub fn reset(&mut self) {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 33.49s
[INFO] running `Command { std: "docker" "inspect" "92212679b2f0e97a2e9b1c46ad9f5132d76e502f27baf5d99a923b596f379469", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "92212679b2f0e97a2e9b1c46ad9f5132d76e502f27baf5d99a923b596f379469", kill_on_drop: false }`
[INFO] [stdout] 92212679b2f0e97a2e9b1c46ad9f5132d76e502f27baf5d99a923b596f379469
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen" "--no-run" "--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] 17bff084420674138217cb35b7b878f4bc75ff0b18f331549afb709727f6a6bf
[INFO] running `Command { std: "docker" "start" "-a" "17bff084420674138217cb35b7b878f4bc75ff0b18f331549afb709727f6a6bf", kill_on_drop: false }`
[INFO] [stderr]    Compiling chip-8 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.68s
[INFO] running `Command { std: "docker" "inspect" "17bff084420674138217cb35b7b878f4bc75ff0b18f331549afb709727f6a6bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17bff084420674138217cb35b7b878f4bc75ff0b18f331549afb709727f6a6bf", kill_on_drop: false }`
[INFO] [stdout] 17bff084420674138217cb35b7b878f4bc75ff0b18f331549afb709727f6a6bf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 41e6911931d5543f82d1d54e038609e71b43afcd68503d47df9bb41ac0a5084f
[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" "41e6911931d5543f82d1d54e038609e71b43afcd68503d47df9bb41ac0a5084f", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/chip_8-3040fa7fe3ab9092)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test cpu::tests::test_add_xy ... ok
[INFO] [stdout] test cpu::tests::test_load ... ok
[INFO] [stdout] test cpu::tests::test_cls ... ok
[INFO] [stdout] test cpu::tests::test_se_vx ... ok
[INFO] [stdout] test opcodes::tests::test_decode ... ok
[INFO] [stdout] test cpu::tests::test_sub_xy ... ok
[INFO] [stdout] test cpu::tests::test_add_vx ... ok
[INFO] [stdout] test cpu::tests::test_ld ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "41e6911931d5543f82d1d54e038609e71b43afcd68503d47df9bb41ac0a5084f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41e6911931d5543f82d1d54e038609e71b43afcd68503d47df9bb41ac0a5084f", kill_on_drop: false }`
[INFO] [stdout] 41e6911931d5543f82d1d54e038609e71b43afcd68503d47df9bb41ac0a5084f