[INFO] fetching crate ht16k33 0.4.0...
[INFO] testing ht16k33-0.4.0 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate ht16k33 0.4.0 into /workspace/builds/worker-42/source
[INFO] validating manifest of crates.io crate ht16k33 0.4.0 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ht16k33 0.4.0
[INFO] finished tweaking crates.io crate ht16k33 0.4.0
[INFO] tweaked toml for crates.io crate ht16k33 0.4.0 written to /workspace/builds/worker-42/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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-42/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4888f3c6c1ff39161c72906071418d698a02a852cc3b2d396ca71fea09633691
[INFO] running `Command { std: "docker" "start" "-a" "4888f3c6c1ff39161c72906071418d698a02a852cc3b2d396ca71fea09633691", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4888f3c6c1ff39161c72906071418d698a02a852cc3b2d396ca71fea09633691", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4888f3c6c1ff39161c72906071418d698a02a852cc3b2d396ca71fea09633691", kill_on_drop: false }`
[INFO] [stdout] 4888f3c6c1ff39161c72906071418d698a02a852cc3b2d396ca71fea09633691
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a2826a94e366a4d8c4e0d83e31d29bdf3dcce794d22748c8c299171cac94b4d2
[INFO] running `Command { std: "docker" "start" "-a" "a2826a94e366a4d8c4e0d83e31d29bdf3dcce794d22748c8c299171cac94b4d2", kill_on_drop: false }`
[INFO] [stderr]    Compiling nb v1.0.0
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling nb v0.1.3
[INFO] [stderr]    Compiling embedded-hal v0.2.6
[INFO] [stderr]    Compiling ht16k33 v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.97s
[INFO] running `Command { std: "docker" "inspect" "a2826a94e366a4d8c4e0d83e31d29bdf3dcce794d22748c8c299171cac94b4d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2826a94e366a4d8c4e0d83e31d29bdf3dcce794d22748c8c299171cac94b4d2", kill_on_drop: false }`
[INFO] [stdout] a2826a94e366a4d8c4e0d83e31d29bdf3dcce794d22748c8c299171cac94b4d2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e3a3fd3a4a5f924f57586eb61a58b1c28efc3ea0cf14b647008a05a0dcff81ab
[INFO] running `Command { std: "docker" "start" "-a" "e3a3fd3a4a5f924f57586eb61a58b1c28efc3ea0cf14b647008a05a0dcff81ab", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling libc v0.2.108
[INFO] [stderr]    Compiling cc v1.0.72
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling pulldown-cmark v0.1.2
[INFO] [stderr]    Compiling bitflags v0.9.1
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling semver-parser v0.9.0
[INFO] [stderr]    Compiling lazy_static v1.1.1
[INFO] [stderr]    Compiling itertools v0.7.11
[INFO] [stderr]    Compiling embedded-hal-mock v0.4.1
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling backtrace v0.3.63
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling toml v0.4.10
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling version-sync v0.6.0
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling ht16k33 v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 7.30s
[INFO] running `Command { std: "docker" "inspect" "e3a3fd3a4a5f924f57586eb61a58b1c28efc3ea0cf14b647008a05a0dcff81ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3a3fd3a4a5f924f57586eb61a58b1c28efc3ea0cf14b647008a05a0dcff81ab", kill_on_drop: false }`
[INFO] [stdout] e3a3fd3a4a5f924f57586eb61a58b1c28efc3ea0cf14b647008a05a0dcff81ab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 06b96db4329036de6c4ec3b82fce972c198299ea063d64dbe0796903e512c3c7
[INFO] running `Command { std: "docker" "start" "-a" "06b96db4329036de6c4ec3b82fce972c198299ea063d64dbe0796903e512c3c7", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ht16k33-8e9cbb88ad6e5fda)
[INFO] [stdout] 
[INFO] [stdout] running 39 tests
[INFO] [stdout] test i2c_mock::tests::new ... ok
[INFO] [stdout] test i2c_mock::tests::write ... ok
[INFO] [stdout] test i2c_mock::tests::write_read ... ok
[INFO] [stdout] test i2c_mock::tests::write_read_wraparound ... ok
[INFO] [stdout] test i2c_mock::tests::write_read_wraparound_and_offset ... ok
[INFO] [stdout] test i2c_mock::tests::write_read_offset ... ok
[INFO] [stdout] test i2c_mock::tests::write_with_offset ... ok
[INFO] [stdout] test i2c_mock::tests::write_with_wraparound ... ok
[INFO] [stdout] test i2c_mock::tests::write_with_wraparound_and_offset ... ok
[INFO] [stdout] test tests::clear_display_buffer ... ok
[INFO] [stdout] test tests::dimming ... ok
[INFO] [stdout] test tests::display ... ok
[INFO] [stdout] test tests::display_buffer ... ok
[INFO] [stdout] test tests::initialize ... ok
[INFO] [stdout] test tests::new ... ok
[INFO] [stdout] test tests::oscillator ... ok
[INFO] [stdout] test tests::read_display_buffer ... ok
[INFO] [stdout] test tests::set_dimming ... ok
[INFO] [stdout] test tests::set_display ... ok
[INFO] [stdout] test tests::set_led ... ok
[INFO] [stdout] test tests::set_oscillator ... ok
[INFO] [stdout] test tests::update_display_buffer ... ok
[INFO] [stdout] test tests::write_display_buffer ... ok
[INFO] [stdout] test types::dimming::tests::brightness_max ... ok
[INFO] [stdout] test types::dimming::tests::brightness_min ... ok
[INFO] [stdout] test types::dimming::tests::default ... ok
[INFO] [stdout] test types::dimming::tests::from_u8 ... ok
[INFO] [stdout] test types::display::tests::blink_includes_on ... ok
[INFO] [stdout] test types::display_data::tests::all_on ... ok
[INFO] [stdout] test types::display::tests::default ... ok
[INFO] [stdout] test types::display_data::tests::default ... ok
[INFO] [stdout] test types::display_data_address::tests::default ... ok
[INFO] [stdout] test types::led_location::tests::default ... ok
[INFO] [stdout] test types::led_location::tests::new ... ok
[INFO] [stdout] test types::led_location::tests::row_as_index ... ok
[INFO] [stdout] test types::oscillator::tests::default ... ok
[INFO] [stdout] test types::dimming::tests::from_u8_too_large - should panic ... ok
[INFO] [stdout] test types::led_location::tests::common_too_large - should panic ... ok
[INFO] [stdout] test types::led_location::tests::row_too_large - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 39 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/version-numbers.rs (/opt/rustwide/target/debug/deps/version_numbers-3b2473f20cbb78e8)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test_readme_deps ... ok
[INFO] [stdout] test test_html_root_url ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.09s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ht16k33
[INFO] [stdout] 
[INFO] [stdout] running 23 tests
[INFO] [stdout] test src/i2c_mock.rs - i2c_mock::I2cMock::write_read (line 65) ... ok
[INFO] [stdout] test src/i2c_mock.rs - i2c_mock::I2cMock (line 29) ... ok
[INFO] [stdout] test src/i2c_mock.rs - i2c_mock::I2cMock::write (line 109) ... ok
[INFO] [stdout] test src/lib.rs - HT16K33<I2C>::clear_display_buffer (line 333) ... ok
[INFO] [stdout] test src/lib.rs - HT16K33<I2C>::new (line 123) ... ok
[INFO] [stdout] test src/lib.rs - HT16K33<I2C>::update_display_buffer (line 302) ... ok
[INFO] [stdout] test src/types/dimming.rs - types::dimming::Dimming::from_u8 (line 89) ... ok
[INFO] [stdout] test src/types/led_location.rs - types::led_location::LedLocation (line 15) ... ok
[INFO] [stdout] test src/lib.rs - HT16K33<I2C>::read_display_buffer (line 531) ... ok
[INFO] [stdout] test src/types/dimming.rs - types::dimming::Dimming::from_u8 (line 104) ... ok
[INFO] [stdout] test src/lib.rs - (line 56) ... ok
[INFO] [stdout] test src/lib.rs - HT16K33<I2C>::display (line 252) ... ok
[INFO] [stdout] test src/lib.rs - HT16K33<I2C>::display_buffer (line 210) ... ok
[INFO] [stdout] test src/lib.rs - HT16K33<I2C>::destroy (line 187) ... ok
[INFO] [stdout] test src/types/led_location.rs - types::led_location::LedLocation::new (line 64) ... ok
[INFO] [stdout] test src/lib.rs - HT16K33<I2C>::oscillator (line 231) ... ok
[INFO] [stdout] test src/lib.rs - HT16K33<I2C>::dimming (line 273) ... ok
[INFO] [stdout] test src/lib.rs - HT16K33<I2C>::set_dimming (line 429) ... ok
[INFO] [stdout] test src/lib.rs - HT16K33<I2C>::initialize (line 154) ... ok
[INFO] [stdout] test src/lib.rs - HT16K33<I2C>::set_display (line 395) ... ok
[INFO] [stdout] test src/lib.rs - HT16K33<I2C>::set_oscillator (line 361) ... ok
[INFO] [stdout] test src/lib.rs - HT16K33<I2C>::set_led (line 464) ... ok
[INFO] [stdout] test src/lib.rs - HT16K33<I2C>::write_display_buffer (line 500) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 23 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.70s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "06b96db4329036de6c4ec3b82fce972c198299ea063d64dbe0796903e512c3c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "06b96db4329036de6c4ec3b82fce972c198299ea063d64dbe0796903e512c3c7", kill_on_drop: false }`
[INFO] [stdout] 06b96db4329036de6c4ec3b82fce972c198299ea063d64dbe0796903e512c3c7