[INFO] cloning repository https://github.com/Dokuro-YH/microbit-v2-examples
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Dokuro-YH/microbit-v2-examples" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDokuro-YH%2Fmicrobit-v2-examples", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDokuro-YH%2Fmicrobit-v2-examples'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1dc89ee94aafdeb88002c58ab6ce31398a43585e
[INFO] testing Dokuro-YH/microbit-v2-examples against 1.75.0 for beta-1.76-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDokuro-YH%2Fmicrobit-v2-examples" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Dokuro-YH/microbit-v2-examples on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-5-tc1/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/Dokuro-YH/microbit-v2-examples
[INFO] finished tweaking git repo https://github.com/Dokuro-YH/microbit-v2-examples
[INFO] tweaked toml for git repo https://github.com/Dokuro-YH/microbit-v2-examples written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Dokuro-YH/microbit-v2-examples 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" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rtic-core v1.0.0
[INFO] [stderr]   Downloaded defmt-macros v0.3.3
[INFO] [stderr]   Downloaded microbit-v2 v0.13.0
[INFO] [stderr]   Downloaded cortex-m-rtic v1.1.3
[INFO] [stderr]   Downloaded cortex-m-rtic-macros v1.1.5
[INFO] [stderr]   Downloaded gcd v2.2.0
[INFO] [stderr]   Downloaded microbit-text v1.0.0
[INFO] [stderr]   Downloaded rtic-syntax v1.0.2
[INFO] [stderr]   Downloaded lsm303agr v0.2.2
[INFO] [stderr]   Downloaded fixed v1.20.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a2bf9e5fa5866900d395a216e8519925065ec2f7c847c8ecb95b7fd7b72ace5c
[INFO] running `Command { std: "docker" "start" "-a" "a2bf9e5fa5866900d395a216e8519925065ec2f7c847c8ecb95b7fd7b72ace5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a2bf9e5fa5866900d395a216e8519925065ec2f7c847c8ecb95b7fd7b72ace5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2bf9e5fa5866900d395a216e8519925065ec2f7c847c8ecb95b7fd7b72ace5c", kill_on_drop: false }`
[INFO] [stdout] a2bf9e5fa5866900d395a216e8519925065ec2f7c847c8ecb95b7fd7b72ace5c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 51d142388157de8ec4f780200d6583c026624158a756588076a8a388f6aa8af5
[INFO] running `Command { std: "docker" "start" "-a" "51d142388157de8ec4f780200d6583c026624158a756588076a8a388f6aa8af5", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.47
[INFO] [stderr]    Compiling unicode-ident v1.0.5
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling syn v1.0.103
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling cortex-m v0.7.6
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[INFO] [stderr]    Compiling volatile-register v0.2.1
[INFO] [stderr]    Compiling az v1.2.1
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[INFO] [stderr]    Compiling nrf52833-pac v0.10.1
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[INFO] [stderr]    Compiling defmt-parser v0.3.1
[INFO] [stderr]    Compiling bytemuck v1.12.3
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
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[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling hashbrown v0.12.3
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[INFO] [stderr]    Compiling cast v0.3.0
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling tiny-led-matrix v1.0.2
[INFO] [stderr]    Compiling cortex-m-rtic v1.1.3
[INFO] [stderr]    Compiling panic-probe v0.3.0
[INFO] [stderr]    Compiling libm v0.2.6
[INFO] [stderr]    Compiling defmt-rtt v0.4.0
[INFO] [stderr]    Compiling hash32 v0.2.1
[INFO] [stderr]    Compiling rtic-core v1.0.0
[INFO] [stderr]    Compiling rtic-monotonic v1.0.0
[INFO] [stderr]    Compiling heapless v0.7.16
[INFO] [stderr]    Compiling spin v0.9.4
[INFO] [stderr]    Compiling gcd v2.2.0
[INFO] [stderr]    Compiling microbit-text v1.0.0
[INFO] [stderr]    Compiling lsm303agr v0.2.2
[INFO] [stderr]    Compiling nrf-usbd v0.1.1
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[INFO] [stderr]    Compiling cortex-m-rt-macros v0.7.0
[INFO] [stderr]    Compiling cortex-m-rtic-macros v1.1.5
[INFO] [stderr]    Compiling fugit v0.3.6
[INFO] [stderr]    Compiling microbit-common v0.13.0
[INFO] [stderr]    Compiling microbit-v2 v0.13.0
[INFO] [stderr]    Compiling microbit-v2-examples v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `time::U32Ext`
[INFO] [stdout]  --> src/music.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     time::U32Ext,
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `radius` is never read
[INFO] [stdout]   --> src/calibration.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub struct Calibration {
[INFO] [stdout]    |            ----------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 22 |     radius: u32,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Calibration` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `PERIODS` is never used
[INFO] [stdout]   --> src/music.rs:11:7
[INFO] [stdout]    |
[INFO] [stdout] 11 | const PERIODS: &[u32] = &[440, 494, 262, 294, 330, 349, 392];
[INFO] [stdout]    |       ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `PERIODS_SHARP` is never used
[INFO] [stdout]   --> src/music.rs:13:7
[INFO] [stdout]    |
[INFO] [stdout] 13 | const PERIODS_SHARP: &[u32] = &[466, 0, 277, 311, 0, 370, 415];
[INFO] [stdout]    |       ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `buzzer` is never read
[INFO] [stdout]   --> src/music.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct Music<PWM: pwm::Instance, TIMER: timer::Instance> {
[INFO] [stdout]    |            ----- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 21 |     buzzer: pwm::Pwm<PWM>,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `read_sharp_or_flat` is never used
[INFO] [stdout]    --> src/music.rs:246:4
[INFO] [stdout]     |
[INFO] [stdout] 246 | fn read_sharp_or_flat(src: &[u8], revease: bool) -> Option<(&[u8], u8)> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `read_char_if` is never used
[INFO] [stdout]    --> src/music.rs:251:4
[INFO] [stdout]     |
[INFO] [stdout] 251 | fn read_char_if<R: RangeBounds<u8>>(src: &[u8], range: R, revease: bool) -> Option<(&[u8], u8)> {
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `read_char` is never used
[INFO] [stdout]    --> src/music.rs:272:4
[INFO] [stdout]     |
[INFO] [stdout] 272 | fn read_char(src: &[u8], c: u8, revease: bool) -> Option<(&[u8], u8)> {
[INFO] [stdout]     |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `read_int` is never used
[INFO] [stdout]    --> src/music.rs:288:4
[INFO] [stdout]     |
[INFO] [stdout] 288 | fn read_int(str: &str) -> Option<u32> {
[INFO] [stdout]     |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `#[panic_handler]` function required, but not found
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: language item required, but not found: `eh_personality`
[INFO] [stdout]   |
[INFO] [stdout]   = note: this can occur when a binary crate with `#![no_std]` is compiled for a target where `eh_personality` is defined in the standard library
[INFO] [stdout]   = help: you may be able to compile for a target that doesn't need `eh_personality`, specify a target with `--target` or in `.cargo/config`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `#[panic_handler]` function required, but not found
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: language item required, but not found: `eh_personality`
[INFO] [stdout]   |
[INFO] [stdout]   = note: this can occur when a binary crate with `#![no_std]` is compiled for a target where `eh_personality` is defined in the standard library
[INFO] [stdout]   = help: you may be able to compile for a target that doesn't need `eh_personality`, specify a target with `--target` or in `.cargo/config`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `microbit-v2-examples` (bin "led-roulette") due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `microbit-v2-examples` (bin "led-compass") due to 3 previous errors
[INFO] [stdout] error: `#[panic_handler]` function required, but not found
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: language item required, but not found: `eh_personality`
[INFO] [stdout]   |
[INFO] [stdout]   = note: this can occur when a binary crate with `#![no_std]` is compiled for a target where `eh_personality` is defined in the standard library
[INFO] [stdout]   = help: you may be able to compile for a target that doesn't need `eh_personality`, specify a target with `--target` or in `.cargo/config`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `#[panic_handler]` function required, but not found
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: language item required, but not found: `eh_personality`
[INFO] [stdout]   |
[INFO] [stdout]   = note: this can occur when a binary crate with `#![no_std]` is compiled for a target where `eh_personality` is defined in the standard library
[INFO] [stdout]   = help: you may be able to compile for a target that doesn't need `eh_personality`, specify a target with `--target` or in `.cargo/config`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `microbit-v2-examples` (bin "display-text") due to 3 previous errors
[INFO] [stderr] error: could not compile `microbit-v2-examples` (bin "music-play") due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "51d142388157de8ec4f780200d6583c026624158a756588076a8a388f6aa8af5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "51d142388157de8ec4f780200d6583c026624158a756588076a8a388f6aa8af5", kill_on_drop: false }`
[INFO] [stdout] 51d142388157de8ec4f780200d6583c026624158a756588076a8a388f6aa8af5
[INFO] testing Dokuro-YH/microbit-v2-examples against beta-2023-12-22 for beta-1.76-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDokuro-YH%2Fmicrobit-v2-examples" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Dokuro-YH/microbit-v2-examples on toolchain beta-2023-12-22
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-5-tc2/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/Dokuro-YH/microbit-v2-examples
[INFO] finished tweaking git repo https://github.com/Dokuro-YH/microbit-v2-examples
[INFO] tweaked toml for git repo https://github.com/Dokuro-YH/microbit-v2-examples written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/Dokuro-YH/microbit-v2-examples 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" "+beta-2023-12-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dad5f598e0bad928ffe82e23de1a73d2aa5a44e811e5881cac25ffc4f3bbef58
[INFO] running `Command { std: "docker" "start" "-a" "dad5f598e0bad928ffe82e23de1a73d2aa5a44e811e5881cac25ffc4f3bbef58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dad5f598e0bad928ffe82e23de1a73d2aa5a44e811e5881cac25ffc4f3bbef58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dad5f598e0bad928ffe82e23de1a73d2aa5a44e811e5881cac25ffc4f3bbef58", kill_on_drop: false }`
[INFO] [stdout] dad5f598e0bad928ffe82e23de1a73d2aa5a44e811e5881cac25ffc4f3bbef58
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 51aaf1d95ea86fc5d75af27a1993e23b9a13ae2d38b4e953705e73604dad15f6
[INFO] running `Command { std: "docker" "start" "-a" "51aaf1d95ea86fc5d75af27a1993e23b9a13ae2d38b4e953705e73604dad15f6", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.47
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling unicode-ident v1.0.5
[INFO] [stderr]    Compiling syn v1.0.103
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling cortex-m v0.7.6
[INFO] [stderr]    Compiling nb v1.0.0
[INFO] [stderr]    Compiling critical-section v1.1.1
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling vcell v0.1.3
[INFO] [stderr]    Compiling bitfield v0.13.2
[INFO] [stderr]    Compiling cortex-m-rt v0.7.2
[INFO] [stderr]    Compiling az v1.2.1
[INFO] [stderr]    Compiling typenum v1.15.0
[INFO] [stderr]    Compiling nb v0.1.3
[INFO] [stderr]    Compiling volatile-register v0.2.1
[INFO] [stderr]    Compiling semver v1.0.14
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling embedded-hal v0.2.7
[INFO] [stderr]    Compiling bare-metal v1.0.0
[INFO] [stderr]    Compiling defmt v0.3.2
[INFO] [stderr]    Compiling nrf52833-pac v0.10.1
[INFO] [stderr]    Compiling defmt-macros v0.3.3
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling fixed v1.20.0
[INFO] [stderr]    Compiling critical-section v0.2.8
[INFO] [stderr]    Compiling nrf-hal-common v0.14.1
[INFO] [stderr]    Compiling half v2.1.0
[INFO] [stderr]    Compiling bytemuck v1.12.3
[INFO] [stderr]    Compiling defmt-parser v0.3.1
[INFO] [stderr]    Compiling usb-device v0.2.9
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling indexmap v1.9.2
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]    Compiling embedded-dma v0.1.2
[INFO] [stderr]    Compiling embedded-storage v0.2.0
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stderr]    Compiling nrf52833-hal v0.14.1
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling cast v0.3.0
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling tiny-led-matrix v1.0.2
[INFO] [stderr]    Compiling cortex-m-rtic v1.1.3
[INFO] [stderr]    Compiling defmt-rtt v0.4.0
[INFO] [stderr]    Compiling libm v0.2.6
[INFO] [stderr]    Compiling panic-probe v0.3.0
[INFO] [stderr]    Compiling rtic-core v1.0.0
[INFO] [stderr]    Compiling rtic-monotonic v1.0.0
[INFO] [stderr]    Compiling hash32 v0.2.1
[INFO] [stderr]    Compiling gcd v2.2.0
[INFO] [stderr]    Compiling spin v0.9.4
[INFO] [stderr]    Compiling microbit-text v1.0.0
[INFO] [stderr]    Compiling heapless v0.7.16
[INFO] [stderr]    Compiling lsm303agr v0.2.2
[INFO] [stderr]    Compiling nrf-usbd v0.1.1
[INFO] [stderr]    Compiling rtic-syntax v1.0.2
[INFO] [stderr]    Compiling cortex-m-rt-macros v0.7.0
[INFO] [stderr]    Compiling cortex-m-rtic-macros v1.1.5
[INFO] [stderr]    Compiling fugit v0.3.6
[INFO] [stderr]    Compiling microbit-common v0.13.0
[INFO] [stderr]    Compiling microbit-v2 v0.13.0
[INFO] [stderr]    Compiling microbit-v2-examples v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `time::U32Ext`
[INFO] [stdout]  --> src/music.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     time::U32Ext,
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `radius` is never read
[INFO] [stdout]   --> src/calibration.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub struct Calibration {
[INFO] [stdout]    |            ----------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 22 |     radius: u32,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Calibration` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `PERIODS` is never used
[INFO] [stdout]   --> src/music.rs:11:7
[INFO] [stdout]    |
[INFO] [stdout] 11 | const PERIODS: &[u32] = &[440, 494, 262, 294, 330, 349, 392];
[INFO] [stdout]    |       ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `PERIODS_SHARP` is never used
[INFO] [stdout]   --> src/music.rs:13:7
[INFO] [stdout]    |
[INFO] [stdout] 13 | const PERIODS_SHARP: &[u32] = &[466, 0, 277, 311, 0, 370, 415];
[INFO] [stdout]    |       ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `buzzer` is never read
[INFO] [stdout]   --> src/music.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct Music<PWM: pwm::Instance, TIMER: timer::Instance> {
[INFO] [stdout]    |            ----- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 21 |     buzzer: pwm::Pwm<PWM>,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `read_sharp_or_flat` is never used
[INFO] [stdout]    --> src/music.rs:246:4
[INFO] [stdout]     |
[INFO] [stdout] 246 | fn read_sharp_or_flat(src: &[u8], revease: bool) -> Option<(&[u8], u8)> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `read_char_if` is never used
[INFO] [stdout]    --> src/music.rs:251:4
[INFO] [stdout]     |
[INFO] [stdout] 251 | fn read_char_if<R: RangeBounds<u8>>(src: &[u8], range: R, revease: bool) -> Option<(&[u8], u8)> {
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `read_char` is never used
[INFO] [stdout]    --> src/music.rs:272:4
[INFO] [stdout]     |
[INFO] [stdout] 272 | fn read_char(src: &[u8], c: u8, revease: bool) -> Option<(&[u8], u8)> {
[INFO] [stdout]     |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `read_int` is never used
[INFO] [stdout]    --> src/music.rs:288:4
[INFO] [stdout]     |
[INFO] [stdout] 288 | fn read_int(str: &str) -> Option<u32> {
[INFO] [stdout]     |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `#[panic_handler]` function required, but not found
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `#[panic_handler]` function required, but not found
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: language item required, but not found: `eh_personality`
[INFO] [stdout]   |
[INFO] [stdout]   = note: this can occur when a binary crate with `#![no_std]` is compiled for a target where `eh_personality` is defined in the standard library
[INFO] [stdout]   = help: you may be able to compile for a target that doesn't need `eh_personality`, specify a target with `--target` or in `.cargo/config`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: language item required, but not found: `eh_personality`
[INFO] [stdout]   |
[INFO] [stdout]   = note: this can occur when a binary crate with `#![no_std]` is compiled for a target where `eh_personality` is defined in the standard library
[INFO] [stdout]   = help: you may be able to compile for a target that doesn't need `eh_personality`, specify a target with `--target` or in `.cargo/config`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `#[panic_handler]` function required, but not found
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: language item required, but not found: `eh_personality`
[INFO] [stdout]   |
[INFO] [stdout]   = note: this can occur when a binary crate with `#![no_std]` is compiled for a target where `eh_personality` is defined in the standard library
[INFO] [stdout]   = help: you may be able to compile for a target that doesn't need `eh_personality`, specify a target with `--target` or in `.cargo/config`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `#[panic_handler]` function required, but not found
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: language item required, but not found: `eh_personality`
[INFO] [stdout]   |
[INFO] [stdout]   = note: this can occur when a binary crate with `#![no_std]` is compiled for a target where `eh_personality` is defined in the standard library
[INFO] [stdout]   = help: you may be able to compile for a target that doesn't need `eh_personality`, specify a target with `--target` or in `.cargo/config`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `microbit-v2-examples` (bin "led-roulette") due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `microbit-v2-examples` (bin "led-compass") due to 3 previous errors
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `microbit-v2-examples` (bin "display-text") due to 3 previous errors
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `microbit-v2-examples` (bin "music-play") due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "51aaf1d95ea86fc5d75af27a1993e23b9a13ae2d38b4e953705e73604dad15f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "51aaf1d95ea86fc5d75af27a1993e23b9a13ae2d38b4e953705e73604dad15f6", kill_on_drop: false }`
[INFO] [stdout] 51aaf1d95ea86fc5d75af27a1993e23b9a13ae2d38b4e953705e73604dad15f6
