[INFO] fetching crate sdvx-controller-firmware 1.2.0...
[INFO] testing sdvx-controller-firmware-1.2.0 against 1.99.0-beta.8 for beta-1.100-2
[INFO] extracting crate sdvx-controller-firmware 1.2.0 into /workspace/builds/worker-2-tc1/source
[INFO] removed /workspace/builds/worker-2-tc1/source/.cargo/config.toml
[INFO] started tweaking crates.io crate sdvx-controller-firmware 1.2.0
[INFO] finished tweaking crates.io crate sdvx-controller-firmware 1.2.0
[INFO] tweaked toml for crates.io crate sdvx-controller-firmware 1.2.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate sdvx-controller-firmware 1.2.0 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 crates.io crate sdvx-controller-firmware 1.2.0 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-macros v0.5.2
[INFO] [stderr]   Downloaded usbd-hid v0.5.2
[INFO] [stderr]   Downloaded usbd-hid-descriptors v0.1.1
[INFO] [stderr]   Downloaded bitfield v0.13.2
[INFO] [stderr]   Downloaded cortex-m-rt-macros v0.6.15
[INFO] [stderr]   Downloaded unicode-xid v0.2.2
[INFO] [stderr]   Downloaded nb v0.1.3
[INFO] [stderr]   Downloaded as-slice v0.1.5
[INFO] [stderr]   Downloaded ssmarshal v1.0.0
[INFO] [stderr]   Downloaded vcell v0.1.3
[INFO] [stderr]   Downloaded bare-metal v0.2.5
[INFO] [stderr]   Downloaded byteorder v1.3.4
[INFO] [stderr]   Downloaded nb v1.0.0
[INFO] [stderr]   Downloaded version_check v0.9.3
[INFO] [stderr]   Downloaded volatile-register v0.2.0
[INFO] [stderr]   Downloaded embedded-dma v0.1.2
[INFO] [stderr]   Downloaded cast v0.2.6
[INFO] [stderr]   Downloaded rotary-encoder-hal v0.3.0
[INFO] [stderr]   Downloaded either v1.6.1
[INFO] [stderr]   Downloaded r0 v0.2.2
[INFO] [stderr]   Downloaded rustc_version v0.3.3
[INFO] [stderr]   Downloaded panic-reset v0.1.0
[INFO] [stderr]   Downloaded void v1.0.2
[INFO] [stderr]   Downloaded aligned v0.3.4
[INFO] [stderr]   Downloaded usb-device v0.2.8
[INFO] [stderr]   Downloaded generic-array v0.14.4
[INFO] [stderr]   Downloaded cortex-m-semihosting v0.3.7
[INFO] [stderr]   Downloaded generic-array v0.12.4
[INFO] [stderr]   Downloaded semver-parser v0.10.2
[INFO] [stderr]   Downloaded quote v1.0.9
[INFO] [stderr]   Downloaded embedded-hal v0.2.6
[INFO] [stderr]   Downloaded generic-array v0.13.3
[INFO] [stderr]   Downloaded stm32-usbd v0.5.1
[INFO] [stderr]   Downloaded encode_unicode v0.3.6
[INFO] [stderr]   Downloaded cortex-m v0.6.7
[INFO] [stderr]   Downloaded typenum v1.13.0
[INFO] [stderr]   Downloaded semver v0.11.0
[INFO] [stderr]   Downloaded proc-macro2 v1.0.27
[INFO] [stderr]   Downloaded cortex-m-rt v0.6.15
[INFO] [stderr]   Downloaded syn v1.0.72
[INFO] [stderr]   Downloaded ucd-trie v0.1.3
[INFO] [stderr]   Downloaded pest v2.1.3
[INFO] [stderr]   Downloaded serde v1.0.126
[INFO] [stderr]   Downloaded cortex-m v0.7.3
[INFO] [stderr]   Downloaded stm32f1xx-hal v0.7.0
[INFO] [stderr]   Downloaded stm32f1 v0.11.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 0c5f2cf3fdfe01f484e7abf8f165407ee5a2b3b540cf68a86f56789245faec6b
[INFO] running `Command { std: "docker" "start" "0c5f2cf3fdfe01f484e7abf8f165407ee5a2b3b540cf68a86f56789245faec6b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0c5f2cf3fdfe01f484e7abf8f165407ee5a2b3b540cf68a86f56789245faec6b", 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" "0c5f2cf3fdfe01f484e7abf8f165407ee5a2b3b540cf68a86f56789245faec6b" "/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" "0c5f2cf3fdfe01f484e7abf8f165407ee5a2b3b540cf68a86f56789245faec6b", 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" "0c5f2cf3fdfe01f484e7abf8f165407ee5a2b3b540cf68a86f56789245faec6b" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling cortex-m v0.7.3
[INFO] [stderr]    Compiling bitfield v0.13.2
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling nb v1.0.0
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling nb v0.1.3
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling embedded-hal v0.2.6
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling vcell v0.1.3
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling volatile-register v0.2.0
[INFO] [stderr]    Compiling pest v2.1.3
[INFO] [stderr]    Compiling cortex-m v0.6.7
[INFO] [stderr]    Compiling cortex-m-rt v0.6.15
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling usb-device v0.2.8
[INFO] [stderr]    Compiling stm32-usbd v0.5.1
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling r0 v0.2.2
[INFO] [stderr]    Compiling stm32f1 v0.11.0
[INFO] [stderr]    Compiling usbd-hid-descriptors v0.1.1
[INFO] [stderr]    Compiling encode_unicode v0.3.6
[INFO] [stderr]    Compiling cortex-m-semihosting v0.3.7
[INFO] [stderr]    Compiling embedded-dma v0.1.2
[INFO] [stderr]    Compiling semver-parser v0.10.2
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling rotary-encoder-hal v0.3.0
[INFO] [stderr]    Compiling generic-array v0.13.3
[INFO] [stderr]    Compiling generic-array v0.12.4
[INFO] [stderr]    Compiling semver v0.11.0
[INFO] [stderr]    Compiling rustc_version v0.3.3
[INFO] [stderr]    Compiling as-slice v0.1.5
[INFO] [stderr]    Compiling cast v0.2.6
[INFO] [stderr]    Compiling aligned v0.3.4
[INFO] [stderr]    Compiling panic-reset v0.1.0
[INFO] [stderr]    Compiling ssmarshal v1.0.0
[INFO] [stderr]    Compiling cortex-m-rt-macros v0.6.15
[INFO] [stderr]    Compiling usbd-hid-macros v0.5.2
[INFO] [stderr]    Compiling usbd-hid v0.5.2
[INFO] [stderr]    Compiling stm32f1xx-hal v0.7.0
[INFO] [stderr]    Compiling sdvx-controller-firmware v1.2.0 (/opt/rustwide/workdir)
[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 `sdvx-controller-firmware` (bin "sdvx-controller-firmware") due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "0c5f2cf3fdfe01f484e7abf8f165407ee5a2b3b540cf68a86f56789245faec6b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c5f2cf3fdfe01f484e7abf8f165407ee5a2b3b540cf68a86f56789245faec6b", kill_on_drop: false }`
[INFO] [stdout] 0c5f2cf3fdfe01f484e7abf8f165407ee5a2b3b540cf68a86f56789245faec6b
