[INFO] cloning repository https://github.com/sonng/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/sonng/chip-8" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsonng%2Fchip-8", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsonng%2Fchip-8'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 704c1062458857663a5943c597d534aff4d09c73
[INFO] testing sonng/chip-8 against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsonng%2Fchip-8" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sonng/chip-8 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/sonng/chip-8
[INFO] finished tweaking git repo https://github.com/sonng/chip-8
[INFO] tweaked toml for git repo https://github.com/sonng/chip-8 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/sonng/chip-8 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 40e9ed4679651c0ba95e8f3655be8e73cd7d88054f0c74c3facbca00876e1e98
[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" "40e9ed4679651c0ba95e8f3655be8e73cd7d88054f0c74c3facbca00876e1e98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "40e9ed4679651c0ba95e8f3655be8e73cd7d88054f0c74c3facbca00876e1e98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "40e9ed4679651c0ba95e8f3655be8e73cd7d88054f0c74c3facbca00876e1e98", kill_on_drop: false }`
[INFO] [stdout] 40e9ed4679651c0ba95e8f3655be8e73cd7d88054f0c74c3facbca00876e1e98
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 794b28fd91af7f71d3c7ed4ed771365f3b88617acfc59d0294a7120c5dbf18d1
[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" "794b28fd91af7f71d3c7ed4ed771365f3b88617acfc59d0294a7120c5dbf18d1", kill_on_drop: false }`
[INFO] [stderr]    Compiling bitvec v0.15.2
[INFO] [stderr]    Compiling getrandom v0.1.13
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling rand v0.7.2
[INFO] [stderr]    Compiling chip8 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `blank_program`
[INFO] [stdout]   --> src/cpu.rs:74:8
[INFO] [stdout]    |
[INFO] [stdout] 74 |     fn blank_program(&mut self) -> [u8; 3176] {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_seed`
[INFO] [stdout]   --> src/cpu.rs:92:8
[INFO] [stdout]    |
[INFO] [stdout] 92 |     fn set_seed(&mut self, seed: [u64; 4]) {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.24s
[INFO] running `Command { std: "docker" "inspect" "794b28fd91af7f71d3c7ed4ed771365f3b88617acfc59d0294a7120c5dbf18d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "794b28fd91af7f71d3c7ed4ed771365f3b88617acfc59d0294a7120c5dbf18d1", kill_on_drop: false }`
[INFO] [stdout] 794b28fd91af7f71d3c7ed4ed771365f3b88617acfc59d0294a7120c5dbf18d1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0e1c9fdcbcd4be6c26e52986d230eed903e69524fb6e5bab005a36e5cb0239b0
[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" "0e1c9fdcbcd4be6c26e52986d230eed903e69524fb6e5bab005a36e5cb0239b0", kill_on_drop: false }`
[INFO] [stderr]    Compiling chip8 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.01s
[INFO] running `Command { std: "docker" "inspect" "0e1c9fdcbcd4be6c26e52986d230eed903e69524fb6e5bab005a36e5cb0239b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e1c9fdcbcd4be6c26e52986d230eed903e69524fb6e5bab005a36e5cb0239b0", kill_on_drop: false }`
[INFO] [stdout] 0e1c9fdcbcd4be6c26e52986d230eed903e69524fb6e5bab005a36e5cb0239b0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3a0ce0f4fb2df0e222d84b55ad59dde7ba1e8ee9fbf567f32466f03cbc4b4c67
[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" "3a0ce0f4fb2df0e222d84b55ad59dde7ba1e8ee9fbf567f32466f03cbc4b4c67", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/chip8-441cae8ecaae3853
[INFO] [stdout] running 28 tests
[INFO] [stdout] test cpu::comparison::tests::test_skip_if_not_equal ... ok
[INFO] [stdout] test cpu::display::tests::test_display_sprite ... ok
[INFO] [stdout] test cpu::misc::tests::test_random ... ok
[INFO] [stdout] test cpu::comparison::tests::test_skip_if_equal ... ok
[INFO] [stdout] test cpu::register_i::tests::test_store_addr_to_i ... ok
[INFO] [stdout] test cpu::register_operations::tests::test_store_register ... ok
[INFO] [stdout] test cpu::comparison::tests::test_skip_if_registers_not_equal ... ok
[INFO] [stdout] test cpu::register_operations::tests::test_add_register_no_carry ... ok
[INFO] [stdout] test cpu::register_operations::tests::test_add_register_with_carry ... ok
[INFO] [stdout] test cpu::register_operations::tests::test_and_register ... ok
[INFO] [stdout] test cpu::register_operations::tests::test_copy_register ... ok
[INFO] [stdout] test cpu::register_operations::tests::test_shift_left_one_most_significant_bit ... ok
[INFO] [stdout] test cpu::register_operations::tests::test_shift_left_zero_most_significant_bit ... ok
[INFO] [stdout] test cpu::register_operations::tests::test_shift_right_one_least_significant_bit ... ok
[INFO] [stdout] test cpu::register_operations::tests::test_shift_right_zero_least_significant_bit ... ok
[INFO] [stdout] test cpu::register_operations::tests::test_sub_register_no_carry ... ok
[INFO] [stdout] test cpu::register_operations::tests::test_add_register ... ok
[INFO] [stdout] test cpu::register_operations::tests::test_xor_register ... ok
[INFO] [stdout] test cpu::subroutine::tests::test_jump ... ok
[INFO] [stdout] test cpu::register_operations::tests::test_subn_register_no_carry ... ok
[INFO] [stdout] test cpu::register_operations::tests::test_sub_register_with_carry ... ok
[INFO] [stdout] test cpu::subroutine::tests::test_subroutine_and_return ... ok
[INFO] [stdout] test cpu::subroutine::tests::test_register_jump ... ok
[INFO] [stdout] test cpu::register_operations::tests::test_subn_register_with_carry ... ok
[INFO] [stdout] test cpu::comparison::tests::test_skip_if_registers_equal ... ok
[INFO] [stdout] test cpu::register_operations::tests::test_or_register ... ok
[INFO] [stdout] test cpu::subroutine::tests::test_subroutine_overflow ... ok
[INFO] [stdout] test cpu::subroutine::tests::test_return_with_no_stack ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 28 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3a0ce0f4fb2df0e222d84b55ad59dde7ba1e8ee9fbf567f32466f03cbc4b4c67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a0ce0f4fb2df0e222d84b55ad59dde7ba1e8ee9fbf567f32466f03cbc4b4c67", kill_on_drop: false }`
[INFO] [stdout] 3a0ce0f4fb2df0e222d84b55ad59dde7ba1e8ee9fbf567f32466f03cbc4b4c67