[INFO] cloning repository https://github.com/barafael/sx127x-lora-blackpill
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/barafael/sx127x-lora-blackpill" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbarafael%2Fsx127x-lora-blackpill", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbarafael%2Fsx127x-lora-blackpill'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b10f316acd83f589d51cadce00be51193222aaf4
[INFO] testing barafael/sx127x-lora-blackpill against try#0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6 for pr-137122-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbarafael%2Fsx127x-lora-blackpill" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-3-tc2/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/barafael/sx127x-lora-blackpill
[INFO] finished tweaking git repo https://github.com/barafael/sx127x-lora-blackpill
[INFO] tweaked toml for git repo https://github.com/barafael/sx127x-lora-blackpill written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/barafael/sx127x-lora-blackpill on toolchain 0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/barafael/sx127x-lora-blackpill 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" "+0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b17141161b84553af4ba100a7f288021dc72fa368013b39100655a2d780b57d5
[INFO] running `Command { std: "docker" "start" "-a" "b17141161b84553af4ba100a7f288021dc72fa368013b39100655a2d780b57d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b17141161b84553af4ba100a7f288021dc72fa368013b39100655a2d780b57d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b17141161b84553af4ba100a7f288021dc72fa368013b39100655a2d780b57d5", kill_on_drop: false }`
[INFO] [stdout] b17141161b84553af4ba100a7f288021dc72fa368013b39100655a2d780b57d5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=forbid" "-e" "RUSTDOCFLAGS=--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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6c329e78d336cb71c8c3bfdf97e1e509fd9565d9cb1d8164a5094d120102b801
[INFO] running `Command { std: "docker" "start" "-a" "6c329e78d336cb71c8c3bfdf97e1e509fd9565d9cb1d8164a5094d120102b801", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling nb v1.0.0
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling cortex-m v0.7.4
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling vcell v0.1.3
[INFO] [stderr]    Compiling typenum v1.15.0
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling bitfield v0.13.2
[INFO] [stderr]    Compiling serde_derive v1.0.135
[INFO] [stderr]    Compiling serde v1.0.135
[INFO] [stderr]    Compiling nb v0.1.3
[INFO] [stderr]    Compiling defmt v0.3.0
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling embedded-hal v0.2.6
[INFO] [stderr]    Compiling volatile-register v0.2.1
[INFO] [stderr]    Compiling defmt-macros v0.3.1
[INFO] [stderr]    Compiling cortex-m-rt v0.7.1
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling defmt-parser v0.3.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling lock_api v0.4.5
[INFO] [stderr]    Compiling cortex-m v0.6.7
[INFO] [stderr]    Compiling paste v1.0.6
[INFO] [stderr]    Compiling usb-device v0.2.8
[INFO] [stderr]    Compiling heapless v0.7.10
[INFO] [stderr]    Compiling az v1.2.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling indexmap v1.8.0
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stderr]    Compiling bytemuck v1.7.3
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling generic-array v0.14.5
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling spin v0.9.2
[INFO] [stderr]    Compiling rgb v0.8.31
[INFO] [stderr]    Compiling hash32 v0.2.1
[INFO] [stderr]    Compiling synopsys-usb-otg v0.2.4
[INFO] [stderr]    Compiling display-interface v0.4.1
[INFO] [stderr]    Compiling rtic-monotonic v1.0.0
[INFO] [stderr]    Compiling stm32f4 v0.14.0
[INFO] [stderr]    Compiling bare-metal v1.0.0
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling cortex-m-rtic v1.0.0
[INFO] [stderr]    Compiling encode_unicode v0.3.6
[INFO] [stderr]    Compiling quote v1.0.15
[INFO] [stderr]    Compiling byte-slice-cast v0.3.5
[INFO] [stderr]    Compiling gcd v2.1.0
[INFO] [stderr]    Compiling defmt-rtt v0.3.1
[INFO] [stderr]    Compiling fugit v0.3.3
[INFO] [stderr]    Compiling usbd-hid-descriptors v0.1.1
[INFO] [stderr]    Compiling smart-leds-trait v0.2.1
[INFO] [stderr]    Compiling panic-probe v0.3.0
[INFO] [stderr]    Compiling display-interface-spi v0.4.1
[INFO] [stderr]    Compiling display-interface-i2c v0.4.0
[INFO] [stderr]    Compiling embedded-dma v0.1.2
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling postcard-cobs v0.1.5-pre
[INFO] [stderr]    Compiling bit_field v0.9.0
[INFO] [stderr]    Compiling cast v0.3.0
[INFO] [stderr]    Compiling rtic-core v1.0.0
[INFO] [stderr]    Compiling dwt-systick-monotonic v1.0.0
[INFO] [stderr]    Compiling smart-leds v0.3.0
[INFO] [stderr]    Compiling ws2812-spi v0.4.0
[INFO] [stderr]    Compiling usbd-serial v0.1.1
[INFO] [stderr]    Compiling sx127x_lora v0.3.1
[INFO] [stderr]    Compiling generic-array v0.12.4
[INFO] [stderr]    Compiling generic-array v0.13.3
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling as-slice v0.1.5
[INFO] [stderr]    Compiling embedded-graphics-core v0.3.3
[INFO] [stderr]    Compiling aligned v0.3.5
[INFO] [stderr]    Compiling ssd1306 v0.7.0
[INFO] [stderr]    Compiling rtcc v0.2.1
[INFO] [stderr]    Compiling rtic-syntax v1.0.0
[INFO] [stderr]    Compiling cortex-m-rt-macros v0.7.0
[INFO] [stderr]    Compiling usbd-hid-macros v0.5.2
[INFO] [stderr]    Compiling cortex-m-rtic-macros v1.0.0
[INFO] [stderr]    Compiling ssmarshal v1.0.0
[INFO] [stderr]    Compiling usbd-hid v0.5.2
[INFO] [stderr]    Compiling postcard v0.7.3
[INFO] [stderr]    Compiling stm32f4xx-hal v0.11.1 (https://github.com/stm32-rs/stm32f4xx-hal#9928bb33)
[INFO] [stderr]    Compiling lora-blackpill v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: `#[panic_handler]` function required, but not found
[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] [stderr] error: could not compile `lora-blackpill` (bin "lora-blackpill") due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "6c329e78d336cb71c8c3bfdf97e1e509fd9565d9cb1d8164a5094d120102b801", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c329e78d336cb71c8c3bfdf97e1e509fd9565d9cb1d8164a5094d120102b801", kill_on_drop: false }`
[INFO] [stdout] 6c329e78d336cb71c8c3bfdf97e1e509fd9565d9cb1d8164a5094d120102b801