[INFO] fetching crate stm32f3xx-hal-v2 0.5.0...
[INFO] checking stm32f3xx-hal-v2-0.5.0 against beta for pr-78714
[INFO] extracting crate stm32f3xx-hal-v2 0.5.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate stm32f3xx-hal-v2 0.5.0 on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-2/source/.cargo/config
[INFO] started tweaking crates.io crate stm32f3xx-hal-v2 0.5.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate stm32f3xx-hal-v2 0.5.0
[INFO] tweaked toml for crates.io crate stm32f3xx-hal-v2 0.5.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate stm32f3xx-hal-v2 0.5.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3a3513c36973f61e3fbe2174e745c02e63fe77259d93e92dc569397f1eb18041
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "3a3513c36973f61e3fbe2174e745c02e63fe77259d93e92dc569397f1eb18041", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3a3513c36973f61e3fbe2174e745c02e63fe77259d93e92dc569397f1eb18041", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a3513c36973f61e3fbe2174e745c02e63fe77259d93e92dc569397f1eb18041", kill_on_drop: false }`
[INFO] [stdout] 3a3513c36973f61e3fbe2174e745c02e63fe77259d93e92dc569397f1eb18041
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3507b8fcf0a58710de1056f3300295b13373051b9e96db72090f220e5d1a0a32
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "3507b8fcf0a58710de1056f3300295b13373051b9e96db72090f220e5d1a0a32", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling cortex-m v0.6.3
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]     Checking bitfield v0.13.2
[INFO] [stderr]    Compiling syn v1.0.39
[INFO] [stderr]     Checking nb v1.0.0
[INFO] [stderr]    Compiling stm32f3 v0.12.1
[INFO] [stderr]    Compiling paste v1.0.2
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking as-slice v0.1.3
[INFO] [stderr]     Checking embedded-dma v0.1.2
[INFO] [stderr]     Checking nb v0.1.3
[INFO] [stderr]     Checking embedded-hal v0.2.4
[INFO] [stderr]    Compiling cortex-m-semihosting v0.3.5
[INFO] [stderr]     Checking usbd-serial v0.1.0
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]     Checking aligned v0.3.4
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking panic-semihosting v0.5.3
[INFO] [stderr]     Checking chrono v0.4.15
[INFO] [stderr]     Checking rtcc v0.2.0
[INFO] [stderr]    Compiling cortex-m-rt-macros v0.1.8
[INFO] [stderr]     Checking cortex-m-rt v0.6.12
[INFO] [stderr]     Checking stm32f3xx-hal-v2 v0.5.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: This crate requires you to specify your target chip as a feature.
[INFO] [stdout] 
[INFO] [stdout]     Please select one of the following
[INFO] [stdout] 
[INFO] [stdout]     (Note: `x` denotes any character in [a-z])
[INFO] [stdout]     *   stm32f301
[INFO] [stdout]     *   stm32f318
[INFO] [stdout]     *   stm32f302xb
[INFO] [stdout]     *   stm32f302xc
[INFO] [stdout]     *   stm32f302xd
[INFO] [stdout]     *   stm32f302xe
[INFO] [stdout]     *   stm32f302x6
[INFO] [stdout]     *   stm32f302x8
[INFO] [stdout]     *   stm32f303xb
[INFO] [stdout]     *   stm32f303xc
[INFO] [stdout]     *   stm32f303xd
[INFO] [stdout]     *   stm32f303xe
[INFO] [stdout]     *   stm32f303x6
[INFO] [stdout]     *   stm32f303x8
[INFO] [stdout]     *   stm32f373
[INFO] [stdout]     *   stm32f378
[INFO] [stdout]     *   stm32f334
[INFO] [stdout]     *   stm32f328
[INFO] [stdout]     *   stm32f358
[INFO] [stdout]     *   stm32f398
[INFO] [stdout] 
[INFO] [stdout]     Example: The STM32F3Discovery board has a STM32F303VCT6 chip.
[INFO] [stdout]     So you want to expand your call to `cargo` with `--features stm32f303xc`.
[INFO] [stdout] 
[INFO] [stdout]     For more information, see README -> Selecting the right chip.
[INFO] [stdout]     
[INFO] [stdout]   --> src/lib.rs:39:1
[INFO] [stdout]    |
[INFO] [stdout] 39 | / compile_error!(
[INFO] [stdout] 40 | |     "This crate requires you to specify your target chip as a feature.
[INFO] [stdout] 41 | |
[INFO] [stdout] 42 | |     Please select one of the following
[INFO] [stdout] ...  |
[INFO] [stdout] 70 | |     "
[INFO] [stdout] 71 | | );
[INFO] [stdout]    | |__^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `stm32f3xx-hal-v2`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: This crate requires you to specify your target chip as a feature.
[INFO] [stdout] 
[INFO] [stdout]     Please select one of the following
[INFO] [stdout] 
[INFO] [stdout]     (Note: `x` denotes any character in [a-z])
[INFO] [stdout]     *   stm32f301
[INFO] [stdout]     *   stm32f318
[INFO] [stdout]     *   stm32f302xb
[INFO] [stdout]     *   stm32f302xc
[INFO] [stdout]     *   stm32f302xd
[INFO] [stdout]     *   stm32f302xe
[INFO] [stdout]     *   stm32f302x6
[INFO] [stdout]     *   stm32f302x8
[INFO] [stdout]     *   stm32f303xb
[INFO] [stdout]     *   stm32f303xc
[INFO] [stdout]     *   stm32f303xd
[INFO] [stdout]     *   stm32f303xe
[INFO] [stdout]     *   stm32f303x6
[INFO] [stdout]     *   stm32f303x8
[INFO] [stdout]     *   stm32f373
[INFO] [stdout]     *   stm32f378
[INFO] [stdout]     *   stm32f334
[INFO] [stdout]     *   stm32f328
[INFO] [stdout]     *   stm32f358
[INFO] [stdout]     *   stm32f398
[INFO] [stdout] 
[INFO] [stdout]     Example: The STM32F3Discovery board has a STM32F303VCT6 chip.
[INFO] [stdout]     So you want to expand your call to `cargo` with `--features stm32f303xc`.
[INFO] [stdout] 
[INFO] [stdout]     For more information, see README -> Selecting the right chip.
[INFO] [stdout]     
[INFO] [stdout]   --> src/lib.rs:39:1
[INFO] [stdout]    |
[INFO] [stdout] 39 | / compile_error!(
[INFO] [stdout] 40 | |     "This crate requires you to specify your target chip as a feature.
[INFO] [stdout] 41 | |
[INFO] [stdout] 42 | |     Please select one of the following
[INFO] [stdout] ...  |
[INFO] [stdout] 70 | |     "
[INFO] [stdout] 71 | | );
[INFO] [stdout]    | |__^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "3507b8fcf0a58710de1056f3300295b13373051b9e96db72090f220e5d1a0a32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3507b8fcf0a58710de1056f3300295b13373051b9e96db72090f220e5d1a0a32", kill_on_drop: false }`
[INFO] [stdout] 3507b8fcf0a58710de1056f3300295b13373051b9e96db72090f220e5d1a0a32