[INFO] fetching crate rainbow-hat-rs 0.2.1...
[INFO] testing rainbow-hat-rs-0.2.1 against 1.100.0-beta.1 for beta-1.100-2
[INFO] extracting crate rainbow-hat-rs 0.2.1 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate rainbow-hat-rs 0.2.1
[INFO] finished tweaking crates.io crate rainbow-hat-rs 0.2.1
[INFO] tweaked toml for crates.io crate rainbow-hat-rs 0.2.1 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rainbow-hat-rs 0.2.1 on toolchain 1.100.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rainbow-hat-rs 0.2.1 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" "+1.100.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: `package.homepage` is redundant with `package.repository`
[INFO] [stderr]   --> Cargo.toml:12:12
[INFO] [stderr]    |
[INFO] [stderr] 12 | homepage = "https://github.com/yannart/rainbow-hat-rs/"
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 17 | repository = "https://github.com/yannart/rainbow-hat-rs/"
[INFO] [stderr]    |              --------------------------------------------
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::redundant_homepage` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.homepage`
[INFO] [stderr] warning: `rainbow-hat-rs` (manifest) generated 1 warning
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3111399a4047eeb3a02b7a90e478d715f38a8c6669b5c4b49d30a17385265909" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] b8c9bbc3cfb602e3d790453189a68fc3482514e9d88d2e0205b2f0bc0cba267f
[INFO] running `Command { std: "docker" "start" "b8c9bbc3cfb602e3d790453189a68fc3482514e9d88d2e0205b2f0bc0cba267f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b8c9bbc3cfb602e3d790453189a68fc3482514e9d88d2e0205b2f0bc0cba267f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "b8c9bbc3cfb602e3d790453189a68fc3482514e9d88d2e0205b2f0bc0cba267f" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b8c9bbc3cfb602e3d790453189a68fc3482514e9d88d2e0205b2f0bc0cba267f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "b8c9bbc3cfb602e3d790453189a68fc3482514e9d88d2e0205b2f0bc0cba267f" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: `package.homepage` is redundant with `package.repository`
[INFO] [stderr]   --> Cargo.toml:12:12
[INFO] [stderr]    |
[INFO] [stderr] 12 | homepage = "https://github.com/yannart/rainbow-hat-rs/"
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 17 | repository = "https://github.com/yannart/rainbow-hat-rs/"
[INFO] [stderr]    |              --------------------------------------------
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::redundant_homepage` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.homepage`
[INFO] [stderr] warning: `rainbow-hat-rs` (manifest) generated 1 warning
[INFO] [stderr]    Compiling libc v0.2.74
[INFO] [stderr]    Compiling rppal v0.12.0
[INFO] [stderr]    Compiling rainbow-hat-rs v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `brightness` is never read
[INFO] [stdout]   --> src/apa102.rs:42:5
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub struct APA102 {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 42 |     brightness: u8,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `APA102` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.42s
[INFO] running `Command { std: "docker" "inspect" "b8c9bbc3cfb602e3d790453189a68fc3482514e9d88d2e0205b2f0bc0cba267f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "b8c9bbc3cfb602e3d790453189a68fc3482514e9d88d2e0205b2f0bc0cba267f" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: `package.homepage` is redundant with `package.repository`
[INFO] [stderr]   --> Cargo.toml:12:12
[INFO] [stderr]    |
[INFO] [stderr] 12 | homepage = "https://github.com/yannart/rainbow-hat-rs/"
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 17 | repository = "https://github.com/yannart/rainbow-hat-rs/"
[INFO] [stderr]    |              --------------------------------------------
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::redundant_homepage` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.homepage`
[INFO] [stderr] warning: `rainbow-hat-rs` (manifest) generated 1 warning
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling syn v1.0.38
[INFO] [stderr]    Compiling ppv-lite86 v0.2.8
[INFO] [stderr]    Compiling siphasher v0.3.3
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling palette v0.6.0
[INFO] [stdout] warning: field `brightness` is never read
[INFO] [stdout]   --> src/apa102.rs:42:5
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub struct APA102 {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 42 |     brightness: u8,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `APA102` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling phf_shared v0.9.0
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling approx v0.5.0
[INFO] [stderr]    Compiling phf_generator v0.9.0
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling phf_macros v0.9.0
[INFO] [stderr]    Compiling find-crate v0.6.3
[INFO] [stderr]    Compiling phf v0.9.0
[INFO] [stderr]    Compiling palette_derive v0.6.0
[INFO] [stderr]    Compiling rainbow-hat-rs v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `brightness` is never read
[INFO] [stdout]   --> src/apa102.rs:42:5
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub struct APA102 {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 42 |     brightness: u8,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `APA102` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 13.18s
[INFO] running `Command { std: "docker" "inspect" "b8c9bbc3cfb602e3d790453189a68fc3482514e9d88d2e0205b2f0bc0cba267f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "b8c9bbc3cfb602e3d790453189a68fc3482514e9d88d2e0205b2f0bc0cba267f" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] warning: `package.homepage` is redundant with `package.repository`
[INFO] [stderr]   --> Cargo.toml:12:12
[INFO] [stderr]    |
[INFO] [stderr] 12 | homepage = "https://github.com/yannart/rainbow-hat-rs/"
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 17 | repository = "https://github.com/yannart/rainbow-hat-rs/"
[INFO] [stderr]    |              --------------------------------------------
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::redundant_homepage` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.homepage`
[INFO] [stderr] warning: `rainbow-hat-rs` (manifest) generated 1 warning
[INFO] [stderr] warning: field `brightness` is never read
[INFO] [stderr]   --> src/apa102.rs:42:5
[INFO] [stderr]    |
[INFO] [stderr] 27 | pub struct APA102 {
[INFO] [stderr]    |            ------ field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 42 |     brightness: u8,
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `APA102` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `rainbow-hat-rs` (lib) generated 1 warning
[INFO] [stderr] warning: `rainbow-hat-rs` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/build/rainbow-hat-rs/79fb0a529344a358/out/rainbow_hat_rs-79fb0a529344a358)
[INFO] [stdout] 
[INFO] [stdout] running 26 tests
[INFO] [stdout] test apa102::tests::test_apa102_set_brightness ... ok
[INFO] [stdout] test apa102::tests::test_apa102_setup ... ok
[INFO] [stdout] test buzzer::tests::test_buzzer_midi_note ... ok
[INFO] [stdout] test buzzer::tests::test_buzzer_setup ... ok
[INFO] [stdout] test apa102::tests::test_apa102_clear ... ok
[INFO] [stdout] test buzzer::tests::test_buzzer_midi_note_to_frequency ... ok
[INFO] [stdout] test buzzer::tests::test_buzzer_note ... ok
[INFO] [stdout] test ht16k33::tests::test_ht16k33_set_blink ... ok
[INFO] [stdout] test ht16k33::tests::test_ht16k33_setup ... ok
[INFO] [stdout] test lights::tests::test_light_off ... ok
[INFO] [stdout] test apa102::tests::test_apa102_get_bit_at ... ok
[INFO] [stdout] test lights::tests::test_light_on ... ok
[INFO] [stdout] test lights::tests::test_lights_rgb ... ok
[INFO] [stdout] test touch::tests::test_button_is_pressed ... ok
[INFO] [stdout] test apa102::tests::test_apa102_set_all ... ok
[INFO] [stdout] test ht16k33::tests::test_ht16k33_set_brightness ... ok
[INFO] [stdout] test touch::tests::test_buttons_new ... ok
[INFO] [stdout] test lights::tests::test_lights_enable_simulation ... ok
[INFO] [stdout] test touch::tests::test_button_setup ... ok
[INFO] [stdout] test lights::tests::test_light_toggle ... ok
[INFO] [stdout] test lights::tests::test_lights_all ... ok
[INFO] [stdout] test lights::tests::test_light_setup ... ok
[INFO] [stdout] test touch::tests::test_buttons_enable_simulation ... ok
[INFO] [stdout] test apa102::tests::test_apa102_set_pixel ... ok
[INFO] [stdout] test buzzer::tests::test_buzzer_note_invalid - should panic ... ok
[INFO] [stdout] test buzzer::tests::test_buzzer_midi_note_invalid - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 26 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rainbow_hat_rs
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b8c9bbc3cfb602e3d790453189a68fc3482514e9d88d2e0205b2f0bc0cba267f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8c9bbc3cfb602e3d790453189a68fc3482514e9d88d2e0205b2f0bc0cba267f", kill_on_drop: false }`
[INFO] [stdout] b8c9bbc3cfb602e3d790453189a68fc3482514e9d88d2e0205b2f0bc0cba267f
