[INFO] cloning repository https://github.com/sunsided/stm32f3disco-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sunsided/stm32f3disco-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsunsided%2Fstm32f3disco-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsunsided%2Fstm32f3disco-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 36bd602795d222a900f780dc93243c79aa5f8e2c
[INFO] testing sunsided/stm32f3disco-rust against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsunsided%2Fstm32f3disco-rust" "/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/sunsided/stm32f3disco-rust
[INFO] finished tweaking git repo https://github.com/sunsided/stm32f3disco-rust
[INFO] tweaked toml for git repo https://github.com/sunsided/stm32f3disco-rust written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/sunsided/stm32f3disco-rust on toolchain b83b707f97d809763b7861afa7638871f3339a33
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/sunsided/stm32f3disco-rust 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" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 08270264ca09306d4ac366aa1ead247e6e938afa046e40fac05bea17bb66a7c7
[INFO] running `Command { std: "docker" "start" "-a" "08270264ca09306d4ac366aa1ead247e6e938afa046e40fac05bea17bb66a7c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "08270264ca09306d4ac366aa1ead247e6e938afa046e40fac05bea17bb66a7c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08270264ca09306d4ac366aa1ead247e6e938afa046e40fac05bea17bb66a7c7", kill_on_drop: false }`
[INFO] [stdout] 08270264ca09306d4ac366aa1ead247e6e938afa046e40fac05bea17bb66a7c7
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4a9b2d6310b8ad6f88fd15b0588ceb439557875302147664b4f7d576d976e7b2
[INFO] running `Command { std: "docker" "start" "-a" "4a9b2d6310b8ad6f88fd15b0588ceb439557875302147664b4f7d576d976e7b2", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling defmt v0.3.8
[INFO] [stderr]    Compiling thiserror v1.0.61
[INFO] [stderr]    Compiling nb v1.1.0
[INFO] [stderr]    Compiling autocfg v1.3.0
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling defmt-macros v0.3.9
[INFO] [stderr]    Compiling cortex-m v0.7.7
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling strsim v0.11.1
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling vcell v0.1.3
[INFO] [stderr]    Compiling nb v0.1.3
[INFO] [stderr]    Compiling critical-section v1.1.2
[INFO] [stderr]    Compiling cortex-m-rt v0.7.3
[INFO] [stderr]    Compiling embedded-hal v0.2.7
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]    Compiling volatile-register v0.2.2
[INFO] [stderr]    Compiling bitfield v0.13.2
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling heapless v0.8.0
[INFO] [stderr]    Compiling portable-atomic v1.6.0
[INFO] [stderr]    Compiling hash32 v0.3.1
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling stm32f3 v0.15.1
[INFO] [stderr]    Compiling slice-group-by v0.3.1
[INFO] [stderr]    Compiling stm32-usbd v0.7.0
[INFO] [stderr]    Compiling virtue v0.0.13
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling paste v1.0.15
[INFO] [stderr]    Compiling bare-metal v1.0.0
[INFO] [stderr]    Compiling hardware-registers v0.2.0
[INFO] [stderr]    Compiling cortex-m-semihosting v0.5.0
[INFO] [stderr]    Compiling panic-probe v0.3.2
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling hardware-registers v0.1.0
[INFO] [stderr]    Compiling defmt-rtt v0.4.1
[INFO] [stderr]    Compiling embedded-dma v0.2.0
[INFO] [stderr]    Compiling chip-select v0.2.0
[INFO] [stderr]    Compiling bxcan v0.7.0
[INFO] [stderr]    Compiling embedded-io v0.6.1
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling corncobs v0.1.3
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stderr]    Compiling cast v0.3.0
[INFO] [stderr]    Compiling stm32f3disco-led-roulette v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling switch-hal v0.4.0
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling stm32f3xx-hal v0.10.0 (https://github.com/sunsided/stm32f3xx-hal?branch=feature%2Fstm32-usbd-0.7.0#1a5ff022)
[INFO] [stderr]    Compiling micromath v2.1.0
[INFO] [stderr]    Compiling bincode_derive v2.0.0-rc.3
[INFO] [stderr]    Compiling syn v2.0.68
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling bincode v2.0.0-rc.3
[INFO] [stderr]    Compiling generic-array v1.1.0
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling num-complex v0.3.1
[INFO] [stderr]    Compiling chrono v0.4.38
[INFO] [stderr]    Compiling micromath v1.1.1
[INFO] [stderr]    Compiling num-iter v0.1.45
[INFO] [stderr]    Compiling accelerometer v0.12.0
[INFO] [stderr]    Compiling num v0.3.1
[INFO] [stderr]    Compiling embedded-time v0.12.1
[INFO] [stderr]    Compiling rtcc v0.3.2
[INFO] [stderr]    Compiling darling_core v0.20.9
[INFO] [stderr]    Compiling thiserror-impl v1.0.61
[INFO] [stderr]    Compiling bitfield-struct v0.8.0
[INFO] [stderr]    Compiling ensure-uniform-type v0.1.1
[INFO] [stderr]    Compiling cortex-m-rt-macros v0.7.0
[INFO] [stderr]    Compiling defmt-parser v0.3.4
[INFO] [stderr]    Compiling darling_macro v0.20.9
[INFO] [stderr]    Compiling darling v0.20.9
[INFO] [stderr]    Compiling enumset_derive v0.8.1
[INFO] [stderr]    Compiling serial-sensors-proto-derive v0.4.0
[INFO] [stderr]    Compiling uniform-array-derive v0.1.0
[INFO] [stderr]    Compiling usb-device v0.3.2
[INFO] [stderr]    Compiling l3gd20-registers v0.2.0
[INFO] [stderr]    Compiling lsm303dlhc-registers v0.1.4
[INFO] [stderr]    Compiling serial-sensors-proto v0.4.0
[INFO] [stderr]    Compiling enumset v1.1.3
[INFO] [stderr]    Compiling usbd-serial v0.2.2
[INFO] [stderr]    Compiling l3gd20-ng v0.1.0
[INFO] [stderr]    Compiling lsm303dlhc-ng v0.3.4
[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 `stm32f3disco-led-roulette` (bin "stm32f3disco-led-roulette") due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "4a9b2d6310b8ad6f88fd15b0588ceb439557875302147664b4f7d576d976e7b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a9b2d6310b8ad6f88fd15b0588ceb439557875302147664b4f7d576d976e7b2", kill_on_drop: false }`
[INFO] [stdout] 4a9b2d6310b8ad6f88fd15b0588ceb439557875302147664b4f7d576d976e7b2