[INFO] fetching crate stm32f469xx 0.4.0...
[INFO] documenting stm32f469xx-0.4.0 against beta-2021-08-01 for beta-1.55-rustdoc-1
[INFO] extracting crate stm32f469xx 0.4.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate stm32f469xx 0.4.0 on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate stm32f469xx 0.4.0
[INFO] finished tweaking crates.io crate stm32f469xx 0.4.0
[INFO] tweaked toml for crates.io crate stm32f469xx 0.4.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--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-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fdffb28ff495edd7e861e2e203a4e6ee9893113198722e1906845aae3f962f39
[INFO] running `Command { std: "docker" "start" "-a" "fdffb28ff495edd7e861e2e203a4e6ee9893113198722e1906845aae3f962f39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fdffb28ff495edd7e861e2e203a4e6ee9893113198722e1906845aae3f962f39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fdffb28ff495edd7e861e2e203a4e6ee9893113198722e1906845aae3f962f39", kill_on_drop: false }`
[INFO] [stdout] fdffb28ff495edd7e861e2e203a4e6ee9893113198722e1906845aae3f962f39
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 007c97bb3d9c4d66a997ef543aef561ca3fb26c870ed19a6a718eb99b562e862
[INFO] running `Command { std: "docker" "start" "-a" "007c97bb3d9c4d66a997ef543aef561ca3fb26c870ed19a6a718eb99b562e862", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking nb v1.0.0
[INFO] [stderr]    Compiling cortex-m v0.7.3
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking vcell v0.1.3
[INFO] [stderr]    Compiling cortex-m v0.6.7
[INFO] [stderr]     Checking bitfield v0.13.2
[INFO] [stderr]    Compiling cortex-m v0.5.11
[INFO] [stderr]     Checking aligned v0.2.0
[INFO] [stderr]    Compiling stm32f469xx v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking generic-array v0.13.3
[INFO] [stderr]     Checking nb v0.1.3
[INFO] [stderr]     Checking embedded-hal v0.2.6
[INFO] [stderr]     Checking as-slice v0.1.5
[INFO] [stderr]     Checking volatile-register v0.2.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stderr]     Checking aligned v0.3.5
[INFO] [stderr]  Documenting stm32f469xx v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not document `stm32f469xx`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type lib --crate-name stm32f469xx src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --extern bare_metal=/opt/rustwide/target/debug/deps/libbare_metal-2603895fc7577a4e.rmeta --extern cortex_m=/opt/rustwide/target/debug/deps/libcortex_m-7ec2bc3b60df7801.rmeta --extern vcell=/opt/rustwide/target/debug/deps/libvcell-2f7516165070244f.rmeta --cap-lints=warn --crate-version 0.4.0` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "007c97bb3d9c4d66a997ef543aef561ca3fb26c870ed19a6a718eb99b562e862", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "007c97bb3d9c4d66a997ef543aef561ca3fb26c870ed19a6a718eb99b562e862", kill_on_drop: false }`
[INFO] [stdout] 007c97bb3d9c4d66a997ef543aef561ca3fb26c870ed19a6a718eb99b562e862
