[INFO] fetching crate stm32h7-sdmmc 0.1.0...
[INFO] documenting stm32h7-sdmmc-0.1.0 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate stm32h7-sdmmc 0.1.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate stm32h7-sdmmc 0.1.0 on toolchain beta-2020-08-29
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-7/source/.cargo/config
[INFO] started tweaking crates.io crate stm32h7-sdmmc 0.1.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate stm32h7-sdmmc 0.1.0
[INFO] tweaked toml for crates.io crate stm32h7-sdmmc 0.1.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate stm32h7-sdmmc 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded stm32h7xx-hal v0.6.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 21254c7efd299a7946f496372f7d5368687a24be976c96f762ac25c198ff81d2
[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" "21254c7efd299a7946f496372f7d5368687a24be976c96f762ac25c198ff81d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "21254c7efd299a7946f496372f7d5368687a24be976c96f762ac25c198ff81d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21254c7efd299a7946f496372f7d5368687a24be976c96f762ac25c198ff81d2", kill_on_drop: false }`
[INFO] [stdout] 21254c7efd299a7946f496372f7d5368687a24be976c96f762ac25c198ff81d2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 24cb89aca65bc4287436d60b658706f4de4491c52d6777b7ff97919e1136f336
[INFO] running `Command { std: "docker" "start" "-a" "24cb89aca65bc4287436d60b658706f4de4491c52d6777b7ff97919e1136f336", 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]    Compiling syn v1.0.31
[INFO] [stderr]    Compiling stm32h7 v0.11.0
[INFO] [stderr]    Compiling cortex-m-rt v0.6.12
[INFO] [stderr]    Compiling paste-impl v0.1.18
[INFO] [stderr]     Checking embedded-hal v0.2.4
[INFO] [stderr]     Checking as-slice v0.1.3
[INFO] [stderr]     Checking paste v0.1.18
[INFO] [stderr]     Checking aligned v0.3.2
[INFO] [stderr]     Checking cortex-m v0.6.2
[INFO] [stderr]    Compiling cortex-m-rt-macros v0.1.8
[INFO] [stderr]     Checking stm32h7xx-hal v0.6.0
[INFO] [stdout] error: This crate requires one of the following device features enabled:
[INFO] [stdout]         stm32h742
[INFO] [stdout]         stm32h743
[INFO] [stdout]         stm32h753
[INFO] [stdout]         stm32h750
[INFO] [stdout]         stm32h742v
[INFO] [stdout]         stm32h743v
[INFO] [stdout]         stm32h753v
[INFO] [stdout]         stm32h750v
[INFO] [stdout]         stm32h747cm7
[INFO] [stdout]         stm32h757cm7
[INFO] [stdout] 
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stm32h7xx-hal-0.6.0/src/lib.rs:47:1
[INFO] [stdout]    |
[INFO] [stdout] 47 | / compile_error!(
[INFO] [stdout] 48 | |     "This crate requires one of the following device features enabled:
[INFO] [stdout] 49 | |         stm32h742
[INFO] [stdout] 50 | |         stm32h743
[INFO] [stdout] ...  |
[INFO] [stdout] 59 | | "
[INFO] [stdout] 60 | | );
[INFO] [stdout]    | |__^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `stm32h7xx-hal`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "24cb89aca65bc4287436d60b658706f4de4491c52d6777b7ff97919e1136f336", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24cb89aca65bc4287436d60b658706f4de4491c52d6777b7ff97919e1136f336", kill_on_drop: false }`
[INFO] [stdout] 24cb89aca65bc4287436d60b658706f4de4491c52d6777b7ff97919e1136f336