[INFO] cloning repository https://github.com/craigjb/multimidi
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/craigjb/multimidi" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcraigjb%2Fmultimidi", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcraigjb%2Fmultimidi'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] eb883fb7d8307f5426ecf4324481700fc259490c
[INFO] documenting craigjb/multimidi against 1.46.0 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcraigjb%2Fmultimidi" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/craigjb/multimidi on toolchain 1.46.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-10/source/.cargo/config
[INFO] started tweaking git repo https://github.com/craigjb/multimidi
[INFO] removed path dependency stm32f7xx-hal from git repo https://github.com/craigjb/multimidi
[INFO] finished tweaking git repo https://github.com/craigjb/multimidi
[INFO] tweaked toml for git repo https://github.com/craigjb/multimidi written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/craigjb/multimidi already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: dependency (stm32f7xx-hal) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] error: the lock file /workspace/builds/worker-10/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: dependency (stm32f7xx-hal) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+1.46.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7dc2e1bd08545258b7f1adaa01d610181e061e794d67270d5f049c9e6872b5c0
[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" "7dc2e1bd08545258b7f1adaa01d610181e061e794d67270d5f049c9e6872b5c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7dc2e1bd08545258b7f1adaa01d610181e061e794d67270d5f049c9e6872b5c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7dc2e1bd08545258b7f1adaa01d610181e061e794d67270d5f049c9e6872b5c0", kill_on_drop: false }`
[INFO] [stdout] 7dc2e1bd08545258b7f1adaa01d610181e061e794d67270d5f049c9e6872b5c0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+1.46.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 707533a4b3ed775fddec0cbaf810eeaea1942ebb074640d359185ef763b0b881
[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" "707533a4b3ed775fddec0cbaf810eeaea1942ebb074640d359185ef763b0b881", kill_on_drop: false }`
[INFO] [stderr] warning: dependency (stm32f7xx-hal) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr]    Compiling cortex-m-rt v0.6.12
[INFO] [stderr]     Checking display-interface v0.4.0
[INFO] [stderr]    Compiling stm32f7 v0.11.0
[INFO] [stderr]     Checking byte-slice-cast v0.3.5
[INFO] [stderr]    Compiling ssd1306 v0.4.0
[INFO] [stderr]     Checking rtfm-core v0.3.0
[INFO] [stderr]     Checking micromath v1.0.1
[INFO] [stderr]     Checking ufmt-write v0.1.0
[INFO] [stderr]    Compiling cortex-m-rtfm v0.5.3
[INFO] [stderr]     Checking embedded-graphics v0.6.2
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]    Compiling cortex-m-rt-macros v0.1.8
[INFO] [stderr]    Compiling rtfm-syntax v0.4.0
[INFO] [stderr]     Checking rtt-target v0.2.2
[INFO] [stderr]     Checking display-interface-i2c v0.4.0
[INFO] [stderr]     Checking display-interface-spi v0.4.0
[INFO] [stderr]    Compiling cortex-m-rtfm-macros v0.5.1
[INFO] [stderr]     Checking stm32f7xx-hal v0.2.0
[INFO] [stderr]  Documenting multimidi v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `stm32f7xx_hal::pac`
[INFO] [stdout]   --> src/main.rs:23:1
[INFO] [stdout]    |
[INFO] [stdout] 23 | #[rtfm::app(device=stm32f7xx_hal::pac, peripherals=true)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ no `pac` in the root
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in an attribute macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `pac` in `stm32f7xx_hal`
[INFO] [stdout]   --> src/main.rs:23:35
[INFO] [stdout]    |
[INFO] [stdout] 23 | #[rtfm::app(device=stm32f7xx_hal::pac, peripherals=true)]
[INFO] [stdout]    |                                   ^^^ could not find `pac` in `stm32f7xx_hal`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: Could not document `multimidi`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name multimidi src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --extern cortex_m=/opt/rustwide/target/debug/deps/libcortex_m-041cc3e8101fe1f1.rmeta --extern cortex_m_rt=/opt/rustwide/target/debug/deps/libcortex_m_rt-771298ca38c22341.rmeta --extern rtfm=/opt/rustwide/target/debug/deps/librtfm-1bcfceb447f2d000.rmeta --extern embedded_hal=/opt/rustwide/target/debug/deps/libembedded_hal-896746e6e9cd6767.rmeta --extern rtt_target=/opt/rustwide/target/debug/deps/librtt_target-3f124b1d99c167a9.rmeta --extern ssd1306=/opt/rustwide/target/debug/deps/libssd1306-50bf3ad2f564adff.rmeta --extern stm32f7xx_hal=/opt/rustwide/target/debug/deps/libstm32f7xx_hal-aa12aa61cfb50f83.rmeta --cap-lints=warn` (exit code: 1)
[INFO] running `Command { std: "docker" "inspect" "707533a4b3ed775fddec0cbaf810eeaea1942ebb074640d359185ef763b0b881", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "707533a4b3ed775fddec0cbaf810eeaea1942ebb074640d359185ef763b0b881", kill_on_drop: false }`
[INFO] [stdout] 707533a4b3ed775fddec0cbaf810eeaea1942ebb074640d359185ef763b0b881