[INFO] fetching crate stm32f3-copterust 0.12.3...
[INFO] documenting stm32f3-copterust-0.12.3 against 1.69.0 for beta-1.70-rustdoc-1
[INFO] extracting crate stm32f3-copterust 0.12.3 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate stm32f3-copterust 0.12.3 on toolchain 1.69.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate stm32f3-copterust 0.12.3
[INFO] finished tweaking crates.io crate stm32f3-copterust 0.12.3
[INFO] tweaked toml for crates.io crate stm32f3-copterust 0.12.3 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" __CARGO_TEST_CHANNEL_OVERRIDE_DO_NOT_USE_THIS="nightly" "/workspace/cargo-home/bin/cargo" "+1.69.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ff352016497adbf44e1319877d2152775b942214184b5eebeb48bdfdf5353c50
[INFO] running `Command { std: "docker" "start" "-a" "ff352016497adbf44e1319877d2152775b942214184b5eebeb48bdfdf5353c50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ff352016497adbf44e1319877d2152775b942214184b5eebeb48bdfdf5353c50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff352016497adbf44e1319877d2152775b942214184b5eebeb48bdfdf5353c50", kill_on_drop: false }`
[INFO] [stdout] ff352016497adbf44e1319877d2152775b942214184b5eebeb48bdfdf5353c50
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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=warn" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 91e60eedcfcd848cde0d882d12f50823c2908ae5e3f6d00942fef7b79dade559
[INFO] running `Command { std: "docker" "start" "-a" "91e60eedcfcd848cde0d882d12f50823c2908ae5e3f6d00942fef7b79dade559", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling cortex-m v0.7.7
[INFO] [stderr]     Checking nb v1.1.0
[INFO] [stderr]     Checking vcell v0.1.3
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking bitfield v0.13.2
[INFO] [stderr]    Compiling stm32f3-copterust v0.12.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking volatile-register v0.2.1
[INFO] [stderr]     Checking nb v0.1.3
[INFO] [stderr]     Checking embedded-hal v0.2.7
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stderr]  Documenting stm32f3-copterust v0.12.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.18s
[INFO] running `Command { std: "docker" "inspect" "91e60eedcfcd848cde0d882d12f50823c2908ae5e3f6d00942fef7b79dade559", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91e60eedcfcd848cde0d882d12f50823c2908ae5e3f6d00942fef7b79dade559", kill_on_drop: false }`
[INFO] [stdout] 91e60eedcfcd848cde0d882d12f50823c2908ae5e3f6d00942fef7b79dade559
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "DOCS_RS=1" "-e" "RUSTC_BOOTSTRAP=1" "-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "rustdoc" "--lib" "-Zrustdoc-map" "--features" "rt stm32f303 stm32f373 stm32f3x8" "-Z" "unstable-options" "--config" "build.rustdocflags=[\"-Z\", \"unstable-options\", \"--document-private-items\"]" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aac2ca6dd07a60ae3eba2e9d6354841814e7fe36f41cb194acfbc02dffd85f35
[INFO] running `Command { std: "docker" "start" "-a" "aac2ca6dd07a60ae3eba2e9d6354841814e7fe36f41cb194acfbc02dffd85f35", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling cortex-m-rt v0.6.15
[INFO] [stderr]     Checking r0 v0.2.2
[INFO] [stderr]    Compiling stm32f3-copterust v0.12.3 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling cortex-m-rt-macros v0.6.15
[INFO] [stderr]  Documenting stm32f3-copterust v0.12.3 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not document `stm32f3-copterust`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name stm32f3_copterust src/lib.rs -o /opt/rustwide/target/doc --cfg 'feature="cortex-m-rt"' --cfg 'feature="default"' --cfg 'feature="rt"' --cfg 'feature="stm32f303"' --cfg 'feature="stm32f373"' --cfg 'feature="stm32f3x8"' --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat -C metadata=2371bd84ce6db3ea -L dependency=/opt/rustwide/target/debug/deps --extern bare_metal=/opt/rustwide/target/debug/deps/libbare_metal-adb88c6bbad8f774.rmeta --extern cortex_m=/opt/rustwide/target/debug/deps/libcortex_m-70d3e736bbb74e7b.rmeta --extern cortex_m_rt=/opt/rustwide/target/debug/deps/libcortex_m_rt-3b69c9162e976ea8.rmeta --extern vcell=/opt/rustwide/target/debug/deps/libvcell-379dfcc1016a9c6f.rmeta --extern-html-root-url 'bare_metal=https://docs.rs/bare-metal/0.2.5/' --extern-html-root-url 'cortex_m=https://docs.rs/cortex-m/0.7.7/' --extern-html-root-url 'cortex_m_rt=https://docs.rs/cortex-m-rt/0.6.15/' --extern-html-root-url 'vcell=https://docs.rs/vcell/0.1.3/' -Zunstable-options --cap-lints=warn --crate-version 0.12.3` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "aac2ca6dd07a60ae3eba2e9d6354841814e7fe36f41cb194acfbc02dffd85f35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aac2ca6dd07a60ae3eba2e9d6354841814e7fe36f41cb194acfbc02dffd85f35", kill_on_drop: false }`
[INFO] [stdout] aac2ca6dd07a60ae3eba2e9d6354841814e7fe36f41cb194acfbc02dffd85f35
