[INFO] cloning repository https://github.com/ferrox-rc/flysky-i6x-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ferrox-rc/flysky-i6x-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fferrox-rc%2Fflysky-i6x-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fferrox-rc%2Fflysky-i6x-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9ed78f6fab8b93af9ebba723b1669bbe310d0e08
[INFO] testing ferrox-rc/flysky-i6x-rs against 1.99.0-beta.8 for beta-1.100-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fferrox-rc%2Fflysky-i6x-rs" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-1-tc1/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/ferrox-rc/flysky-i6x-rs
[INFO] finished tweaking git repo https://github.com/ferrox-rc/flysky-i6x-rs
[INFO] tweaked toml for git repo https://github.com/ferrox-rc/flysky-i6x-rs written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ferrox-rc/flysky-i6x-rs on toolchain 1.99.0-beta.8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/ferrox-rc/flysky-i6x-rs 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" "+1.99.0-beta.8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded usbd-hid-descriptors v0.10.2
[INFO] [stderr]   Downloaded usbd-serial v0.2.2
[INFO] [stderr]   Downloaded bitfield v0.19.5
[INFO] [stderr]   Downloaded usbd-hid v0.10.2
[INFO] [stderr]   Downloaded usbd-hid-macros v0.10.2
[INFO] [stderr]   Downloaded cortex-m-macros v0.7.8
[INFO] [stderr]   Downloaded cast v0.2.7
[INFO] [stderr]   Downloaded bitfield-macros v0.19.5
[INFO] [stderr]   Downloaded bare-metal v1.0.0
[INFO] [stderr]   Downloaded embedded-storage v0.3.2
[INFO] [stderr]   Downloaded cortex-m-rt-macros v0.7.6
[INFO] [stderr]   Downloaded stm32-usbd v0.8.0
[INFO] [stderr]   Downloaded embedded-storage-async v0.4.2
[INFO] [stderr]   Downloaded cortex-m-rt v0.7.6
[INFO] [stderr]   Downloaded cortex-m v0.7.9
[INFO] [stderr]   Downloaded embedded-graphics-core v0.4.1
[INFO] [stderr]   Downloaded sequential-storage v8.0.1
[INFO] [stderr]   Downloaded bxcan v0.6.2
[INFO] [stderr]   Downloaded stm32f0xx-hal v0.18.0
[INFO] [stderr]   Downloaded micromath v2.1.0
[INFO] [stderr]   Downloaded stm32f0 v0.14.0
[INFO] [stderr]   Downloaded embedded-graphics v0.8.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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] 8a43f043e238feddc894e92e3a188301f934f24a7b39103a91fcf5cf2f45a399
[INFO] running `Command { std: "docker" "start" "8a43f043e238feddc894e92e3a188301f934f24a7b39103a91fcf5cf2f45a399", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8a43f043e238feddc894e92e3a188301f934f24a7b39103a91fcf5cf2f45a399", 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" "8a43f043e238feddc894e92e3a188301f934f24a7b39103a91fcf5cf2f45a399" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8a43f043e238feddc894e92e3a188301f934f24a7b39103a91fcf5cf2f45a399", 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" "8a43f043e238feddc894e92e3a188301f934f24a7b39103a91fcf5cf2f45a399" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.26
[INFO] [stderr]    Compiling nb v1.1.0
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling cortex-m v0.7.9
[INFO] [stderr]    Compiling vcell v0.1.3
[INFO] [stderr]    Compiling cortex-m-rt v0.7.6
[INFO] [stderr]    Compiling heapless v0.8.0
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling cortex-m-macros v0.7.8
[INFO] [stderr]    Compiling portable-atomic v1.15.0
[INFO] [stderr]    Compiling stable_deref_trait v1.2.1
[INFO] [stderr]    Compiling semver v1.0.28
[INFO] [stderr]    Compiling serde_core v1.0.229
[INFO] [stderr]    Compiling critical-section v1.2.0
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stderr]    Compiling embedded-hal v1.0.0
[INFO] [stderr]    Compiling bitfield v0.13.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.107
[INFO] [stderr]    Compiling nb v0.1.3
[INFO] [stderr]    Compiling volatile-register v0.2.2
[INFO] [stderr]    Compiling az v1.2.1
[INFO] [stderr]    Compiling serde v1.0.229
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling stm32f0 v0.14.0
[INFO] [stderr]    Compiling embedded-hal v0.2.7
[INFO] [stderr]    Compiling embedded-storage v0.3.2
[INFO] [stderr]    Compiling bare-metal v1.0.0
[INFO] [stderr]    Compiling stm32-usbd v0.8.0
[INFO] [stderr]    Compiling hash32 v0.3.1
[INFO] [stderr]    Compiling rustc_version v0.4.1
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling embedded-storage-async v0.4.2
[INFO] [stderr]    Compiling embedded-io v0.6.1
[INFO] [stderr]    Compiling micromath v2.1.0
[INFO] [stderr]    Compiling flysky-i6x-rs v0.20.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling bxcan v0.6.2
[INFO] [stderr]    Compiling sequential-storage v8.0.1
[INFO] [stderr]    Compiling cast v0.2.7
[INFO] [stderr]    Compiling quote v1.0.47
[INFO] [stderr]    Compiling usb-device v0.3.2
[INFO] [stderr]    Compiling syn v2.0.119
[INFO] [stderr]    Compiling syn v3.0.6
[INFO] [stderr]    Compiling usbd-serial v0.2.2
[INFO] [stderr]    Compiling float-cmp v0.9.0
[INFO] [stderr]    Compiling embedded-graphics-core v0.4.1
[INFO] [stderr]    Compiling embedded-graphics v0.8.2
[INFO] [stderr]    Compiling cortex-m-rt-macros v0.7.6
[INFO] [stderr]    Compiling bitfield-macros v0.19.5
[INFO] [stderr]    Compiling bitfield v0.19.5
[INFO] [stderr]    Compiling usbd-hid-descriptors v0.10.2
[INFO] [stderr]    Compiling usbd-hid-macros v0.10.2
[INFO] [stderr]    Compiling usbd-hid v0.10.2
[INFO] [stderr]    Compiling stm32f0xx-hal v0.18.0
[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 `flysky-i6x-rs` (bin "flysky-i6x-rs") due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "8a43f043e238feddc894e92e3a188301f934f24a7b39103a91fcf5cf2f45a399", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a43f043e238feddc894e92e3a188301f934f24a7b39103a91fcf5cf2f45a399", kill_on_drop: false }`
[INFO] [stdout] 8a43f043e238feddc894e92e3a188301f934f24a7b39103a91fcf5cf2f45a399
