[INFO] fetching crate stm32f3xx-hal 0.8.1...
[INFO] testing stm32f3xx-hal-0.8.1 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] extracting crate stm32f3xx-hal 0.8.1 into /workspace/builds/worker-74/source
[INFO] validating manifest of crates.io crate stm32f3xx-hal 0.8.1 on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-74/source/.cargo/config.toml
[INFO] started tweaking crates.io crate stm32f3xx-hal 0.8.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate stm32f3xx-hal 0.8.1
[INFO] tweaked toml for crates.io crate stm32f3xx-hal 0.8.1 written to /workspace/builds/worker-74/source/Cargo.toml
[INFO] crate crates.io crate stm32f3xx-hal 0.8.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rtt-target v0.3.1
[INFO] [stderr]   Downloaded paste v1.0.5
[INFO] [stderr]   Downloaded rtic-monotonic v0.1.0-rc.1
[INFO] [stderr]   Downloaded darling v0.13.0
[INFO] [stderr]   Downloaded darling_macro v0.13.0
[INFO] [stderr]   Downloaded darling_core v0.13.0
[INFO] [stderr]   Downloaded enumset v1.0.7
[INFO] [stderr]   Downloaded panic-rtt-target v0.1.2
[INFO] [stderr]   Downloaded enumset_derive v0.5.5
[INFO] [stderr]   Downloaded panic-probe v0.2.1
[INFO] [stderr]   Downloaded slice-group-by v0.2.6
[INFO] [stderr]   Downloaded defmt-test-macros v0.2.1
[INFO] [stderr]   Downloaded dwt-systick-monotonic v0.1.0-rc.1
[INFO] [stderr]   Downloaded cortex-m-rtic-macros v0.6.0-rc.2
[INFO] [stderr]   Downloaded rtic-syntax v0.5.0-rc.1
[INFO] [stderr]   Downloaded defmt-rtt v0.2.0
[INFO] [stderr]   Downloaded defmt-test v0.2.3
[INFO] [stderr]   Downloaded stm32f3 v0.13.2
[INFO] [stderr]   Downloaded cortex-m-rtic v0.6.0-rc.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 107f39842177b4e91e804b311a7872d15d3d2080d28cebbad85877afc6fb0759
[INFO] running `Command { std: "docker" "start" "-a" "107f39842177b4e91e804b311a7872d15d3d2080d28cebbad85877afc6fb0759", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "107f39842177b4e91e804b311a7872d15d3d2080d28cebbad85877afc6fb0759", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "107f39842177b4e91e804b311a7872d15d3d2080d28cebbad85877afc6fb0759", kill_on_drop: false }`
[INFO] [stdout] 107f39842177b4e91e804b311a7872d15d3d2080d28cebbad85877afc6fb0759
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6e5287826cc27ee4ee5c217c69351dff37f542ae6ebfb95de342bf3544f6cb70
[INFO] running `Command { std: "docker" "start" "-a" "6e5287826cc27ee4ee5c217c69351dff37f542ae6ebfb95de342bf3544f6cb70", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling cortex-m v0.7.3
[INFO] [stderr]    Compiling nb v1.0.0
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]    Compiling cortex-m-rt v0.6.15
[INFO] [stderr]    Compiling vcell v0.1.3
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling bitfield v0.13.2
[INFO] [stderr]    Compiling stm32f3 v0.13.2
[INFO] [stderr]    Compiling slice-group-by v0.2.6
[INFO] [stderr]    Compiling r0 v0.2.2
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling paste v1.0.5
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling embedded-dma v0.1.2
[INFO] [stderr]    Compiling volatile-register v0.2.1
[INFO] [stderr]    Compiling nb v0.1.3
[INFO] [stderr]    Compiling embedded-hal v0.2.6
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling stm32f3xx-hal v0.8.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stderr] error: failed to run custom build command for `stm32f3xx-hal v0.8.1 (/opt/rustwide/workdir)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/stm32f3xx-hal-f5651afecc766013/build-script-build` (exit status: 1)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   This crate requires you to specify your target chip as a feature.
[INFO] [stderr] 
[INFO] [stderr]   Please select **one** of the following (`x` denotes any character in [a-z]):
[INFO] [stderr] 
[INFO] [stderr]   stm32f301x6 stm32f301x8 
[INFO] [stderr]   stm32f302x6 stm32f302x8 stm32f302xb stm32f302xc stm32f302xd stm32f302xe 
[INFO] [stderr]   stm32f303x6 stm32f303x8 stm32f303xb stm32f303xc stm32f303xd stm32f303xe 
[INFO] [stderr]   stm32f318x8 
[INFO] [stderr]   stm32f328x8 
[INFO] [stderr]   stm32f334x4 stm32f334x6 stm32f334x8 
[INFO] [stderr]   stm32f358xc 
[INFO] [stderr]   stm32f373x8 stm32f373xb stm32f373xc 
[INFO] [stderr]   stm32f378xc 
[INFO] [stderr]   stm32f398xe 
[INFO] [stderr] 
[INFO] [stderr]   Example: The STM32F3Discovery board has a STM32F303VCT6 chip.
[INFO] [stderr]   So you need to specify stm32f303xc in your Cargo.toml (note that VC → xc).
[INFO] [stderr] 
[INFO] [stderr]   For more information, see ]8;;https://github.com/stm32-rs/stm32f3xx-hal#selecting-the-right-chip\README -> Selecting the right chip]8;;\.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "6e5287826cc27ee4ee5c217c69351dff37f542ae6ebfb95de342bf3544f6cb70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e5287826cc27ee4ee5c217c69351dff37f542ae6ebfb95de342bf3544f6cb70", kill_on_drop: false }`
[INFO] [stdout] 6e5287826cc27ee4ee5c217c69351dff37f542ae6ebfb95de342bf3544f6cb70