[INFO] cloning repository https://github.com/TimothyMendezFeliciano/rust-display-leds
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/TimothyMendezFeliciano/rust-display-leds" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTimothyMendezFeliciano%2Frust-display-leds", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTimothyMendezFeliciano%2Frust-display-leds'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5277209262a811f29aa9b7959c82bd0cbcc498b3
[INFO] checking TimothyMendezFeliciano/rust-display-leds/5277209262a811f29aa9b7959c82bd0cbcc498b3 against 1.94.0 for beta-1.95-4
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTimothyMendezFeliciano%2Frust-display-leds" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-3-tc1/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/TimothyMendezFeliciano/rust-display-leds
[INFO] finished tweaking git repo https://github.com/TimothyMendezFeliciano/rust-display-leds
[INFO] tweaked toml for git repo https://github.com/TimothyMendezFeliciano/rust-display-leds written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/TimothyMendezFeliciano/rust-display-leds on toolchain 1.94.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.94.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/TimothyMendezFeliciano/rust-display-leds 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" "+1.94.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded defmt v0.3.8
[INFO] [stderr]   Downloaded defmt-macros v0.3.9
[INFO] [stderr]   Downloaded nrf52833-hal v0.18.0
[INFO] [stderr]   Downloaded microbit-common v0.15.0
[INFO] [stderr]   Downloaded defmt-parser v0.3.4
[INFO] [stderr]   Downloaded defmt-rtt v0.4.1
[INFO] [stderr]   Downloaded microbit-v2 v0.15.0
[INFO] [stderr]   Downloaded tiny-led-matrix v1.0.2
[INFO] [stderr]   Downloaded nrf-hal-common v0.18.0
[INFO] [stderr]   Downloaded fixed v1.27.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.94.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a73e75bf0556380e86b2eac55a687017b00a424842710c7378280c271821aa64
[INFO] running `Command { std: "docker" "start" "-a" "a73e75bf0556380e86b2eac55a687017b00a424842710c7378280c271821aa64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a73e75bf0556380e86b2eac55a687017b00a424842710c7378280c271821aa64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a73e75bf0556380e86b2eac55a687017b00a424842710c7378280c271821aa64", kill_on_drop: false }`
[INFO] [stdout] a73e75bf0556380e86b2eac55a687017b00a424842710c7378280c271821aa64
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.94.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0585b1bc655bae35af1f503b715221163d9eec16b428cfa46ccd28cb3ca6919b
[INFO] running `Command { std: "docker" "start" "-a" "0585b1bc655bae35af1f503b715221163d9eec16b428cfa46ccd28cb3ca6919b", kill_on_drop: false }`
[INFO] [stderr]     Checking nb v0.1.3
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling portable-atomic v1.7.0
[INFO] [stderr]     Checking critical-section v1.1.2
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling az v1.2.1
[INFO] [stderr]    Compiling syn v2.0.72
[INFO] [stderr]    Compiling fixed v1.27.0
[INFO] [stderr]     Checking heapless v0.8.0
[INFO] [stderr]    Compiling nrf52833-pac v0.12.2
[INFO] [stderr]     Checking embedded-hal v0.2.7
[INFO] [stderr]     Checking cortex-m v0.7.7
[INFO] [stderr]    Compiling thiserror v1.0.63
[INFO] [stderr]     Checking half v2.4.1
[INFO] [stderr]     Checking bytemuck v1.16.1
[INFO] [stderr]    Compiling nrf-hal-common v0.18.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking embedded-dma v0.2.0
[INFO] [stderr]     Checking embedded-storage v0.3.1
[INFO] [stderr]     Checking embedded-io v0.6.1
[INFO] [stderr]    Compiling nrf52833-hal v0.18.0
[INFO] [stderr]    Compiling defmt v0.3.8
[INFO] [stderr]    Compiling defmt-macros v0.3.9
[INFO] [stderr]     Checking embedded-hal v1.0.0
[INFO] [stderr]    Compiling defmt-rtt v0.4.1
[INFO] [stderr]     Checking tiny-led-matrix v1.0.2
[INFO] [stderr]     Checking usb-device v0.3.2
[INFO] [stderr]     Checking nrf-usbd v0.3.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling thiserror-impl v1.0.63
[INFO] [stderr]    Compiling cortex-m-rt-macros v0.7.0
[INFO] [stderr]     Checking cortex-m-rt v0.7.3
[INFO] [stderr]    Compiling defmt-parser v0.3.4
[INFO] [stderr]     Checking microbit-common v0.15.0
[INFO] [stderr]     Checking microbit-v2 v0.15.0
[INFO] [stderr]     Checking rustymicrobit v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0152]: duplicate lang item in crate `std` (which `test` depends on): `panic_impl`
[INFO] [stdout]   |
[INFO] [stdout]   = note: the lang item is first defined in crate `panic_halt` (which `rustymicrobit` depends on)
[INFO] [stdout]   = note: first definition in `panic_halt` loaded from /opt/rustwide/target/debug/deps/libpanic_halt-d31dd59a3d4611b0.rmeta
[INFO] [stdout]   = note: second definition in `std` loaded from /opt/rustwide/rustup-home/toolchains/1.94.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-267b04dbd87607fb.rmeta
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unwinding panics are not supported without std
[INFO] [stdout]   |
[INFO] [stdout]   = help: using nightly cargo, use -Zbuild-std with panic="abort" to avoid unwinding
[INFO] [stdout]   = note: since the core library is usually precompiled with panic="unwind", rebuilding your crate with panic="abort" may not be enough to fix the problem
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0152`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rustymicrobit` (bin "rustymicrobit" test) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `rustymicrobit` (bin "rustymicrobit") due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "0585b1bc655bae35af1f503b715221163d9eec16b428cfa46ccd28cb3ca6919b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0585b1bc655bae35af1f503b715221163d9eec16b428cfa46ccd28cb3ca6919b", kill_on_drop: false }`
[INFO] [stdout] 0585b1bc655bae35af1f503b715221163d9eec16b428cfa46ccd28cb3ca6919b