[INFO] fetching crate nibble8 0.2.0...
[INFO] testing nibble8-0.2.0 against 1.91.0 for beta-1.92-2
[INFO] extracting crate nibble8 0.2.0 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate nibble8 0.2.0
[INFO] finished tweaking crates.io crate nibble8 0.2.0
[INFO] tweaked toml for crates.io crate nibble8 0.2.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate nibble8 0.2.0 on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate nibble8 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded getrandom v0.2.3
[INFO] [stderr]   Downloaded rand_hc v0.3.1
[INFO] [stderr]   Downloaded rand v0.8.4
[INFO] [stderr]   Downloaded libc v0.2.103
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d5278236b6270111f56c4d3ca3ac594d7b1aaab14612661e59e52aa673348069
[INFO] running `Command { std: "docker" "start" "-a" "d5278236b6270111f56c4d3ca3ac594d7b1aaab14612661e59e52aa673348069", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d5278236b6270111f56c4d3ca3ac594d7b1aaab14612661e59e52aa673348069", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d5278236b6270111f56c4d3ca3ac594d7b1aaab14612661e59e52aa673348069", kill_on_drop: false }`
[INFO] [stdout] d5278236b6270111f56c4d3ca3ac594d7b1aaab14612661e59e52aa673348069
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 63b4b769bbd31d3748be550697dedad235c4e8ae6366a4003461606247b744cb
[INFO] running `Command { std: "docker" "start" "-a" "63b4b769bbd31d3748be550697dedad235c4e8ae6366a4003461606247b744cb", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.103
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling version-compare v0.0.10
[INFO] [stderr]    Compiling sdl2 v0.34.5
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling sdl2-sys v0.34.5
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling nibble8 v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.05s
[INFO] running `Command { std: "docker" "inspect" "63b4b769bbd31d3748be550697dedad235c4e8ae6366a4003461606247b744cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "63b4b769bbd31d3748be550697dedad235c4e8ae6366a4003461606247b744cb", kill_on_drop: false }`
[INFO] [stdout] 63b4b769bbd31d3748be550697dedad235c4e8ae6366a4003461606247b744cb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 55e00e7afc6cd2e0ecf6400ee505bce1b09b8efef8c9c37a4ba8570703d52798
[INFO] running `Command { std: "docker" "start" "-a" "55e00e7afc6cd2e0ecf6400ee505bce1b09b8efef8c9c37a4ba8570703d52798", kill_on_drop: false }`
[INFO] [stderr]    Compiling nibble8 v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.93s
[INFO] running `Command { std: "docker" "inspect" "55e00e7afc6cd2e0ecf6400ee505bce1b09b8efef8c9c37a4ba8570703d52798", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "55e00e7afc6cd2e0ecf6400ee505bce1b09b8efef8c9c37a4ba8570703d52798", kill_on_drop: false }`
[INFO] [stdout] 55e00e7afc6cd2e0ecf6400ee505bce1b09b8efef8c9c37a4ba8570703d52798
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1479f69a01d28ce9a6d476e8a71de3ceb7b353a62f98425f1edd2f7ce70470b2
[INFO] running `Command { std: "docker" "start" "-a" "1479f69a01d28ce9a6d476e8a71de3ceb7b353a62f98425f1edd2f7ce70470b2", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/nibble8-4eaa6e9413ed33ff)
[INFO] [stdout] 
[INFO] [stdout] running 49 tests
[INFO] [stdout] test machine::chip8::test::add_overflow ... ok
[INFO] [stdout] test machine::chip8::test::call ... ok
[INFO] [stdout] test machine::chip8::test::and ... ok
[INFO] [stdout] test machine::chip8::test::binary_coded_decimal ... ok
[INFO] [stdout] test machine::chip8::test::cmp_eq_does_not_skip ... ok
[INFO] [stdout] test machine::chip8::test::cmp_eq_skips ... ok
[INFO] [stdout] test machine::chip8::test::add_register_to_addr ... ok
[INFO] [stdout] test machine::chip8::test::copy ... ok
[INFO] [stdout] test machine::chip8::test::draw ... ok
[INFO] [stdout] test machine::chip8::test::jump ... ok
[INFO] [stdout] test machine::chip8::test::load_ram_to_registers ... ok
[INFO] [stdout] test machine::chip8::test::jump_with_reg ... ok
[INFO] [stdout] test machine::chip8::test::load_registers_in_ram ... ok
[INFO] [stdout] test machine::chip8::test::set_delay_timer ... ok
[INFO] [stdout] test machine::chip8::test::rnd ... ok
[INFO] [stdout] test bit_utils::test::it_works ... ok
[INFO] [stdout] test machine::chip8::test::ret ... ok
[INFO] [stdout] test machine::chip8::test::shift_right ... ok
[INFO] [stdout] test machine::chip8::test::skip_cmp_ne_skips ... ok
[INFO] [stdout] test machine::chip8::test::skip_eq_skips ... ok
[INFO] [stdout] test machine::chip8::test::or ... ok
[INFO] [stdout] test machine::chip8::test::clear ... ok
[INFO] [stdout] test machine::chip8::test::shift_left ... ok
[INFO] [stdout] test machine::chip8::test::set_addr ... ok
[INFO] [stdout] test machine::chip8::test::set_font_addr ... ok
[INFO] [stdout] test machine::chip8::test::set_sound_timer ... ok
[INFO] [stdout] test machine::chip8::test::skip_cmp_ne_does_not_skip ... ok
[INFO] [stdout] test machine::chip8::test::add ... ok
[INFO] [stdout] test machine::chip8::test::skip_if_key_does_not_skip ... ok
[INFO] [stdout] test machine::chip8::test::shift_left_most_significant ... ok
[INFO] [stdout] test machine::chip8::test::shift_right_least_significant ... ok
[INFO] [stdout] test machine::chip8::test::skip_if_key_skips ... ok
[INFO] [stdout] test machine::chip8::test::skip_if_not_key_skips ... ok
[INFO] [stdout] test machine::chip8::test::xor ... ok
[INFO] [stdout] test machine::chip8::test::skip_ne_skips ... ok
[INFO] [stdout] test machine::chip8::test::skip_if_not_key_does_not_skip ... ok
[INFO] [stdout] test machine::display_state::test::identify ... ok
[INFO] [stdout] test machine::chip8::test::subtract_registers ... ok
[INFO] [stdout] test machine::chip8::test::skip_eq_does_not_skip ... ok
[INFO] [stdout] test machine::chip8::test::subtract_underflow ... ok
[INFO] [stdout] test machine::chip8::test::sum ... ok
[INFO] [stdout] test machine::chip8::test::wait_for_key_waits ... ok
[INFO] [stdout] test machine::chip8::test::sum_overflow ... ok
[INFO] [stdout] test machine::chip8::test::subtract_registers_underflow ... ok
[INFO] [stdout] test machine::display_state::test::flip ... ok
[INFO] [stdout] test machine::chip8::test::skip_ne_does_not_skip ... ok
[INFO] [stdout] test machine::chip8::test::write_register ... ok
[INFO] [stdout] test machine::chip8::test::subtract ... ok
[INFO] [stdout] test machine::chip8::test::wait_for_key_stores_key ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 49 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.08s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1479f69a01d28ce9a6d476e8a71de3ceb7b353a62f98425f1edd2f7ce70470b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1479f69a01d28ce9a6d476e8a71de3ceb7b353a62f98425f1edd2f7ce70470b2", kill_on_drop: false }`
[INFO] [stdout] 1479f69a01d28ce9a6d476e8a71de3ceb7b353a62f98425f1edd2f7ce70470b2