[INFO] cloning repository https://github.com/nickray/stm32l4-pac
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nickray/stm32l4-pac" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnickray%2Fstm32l4-pac", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnickray%2Fstm32l4-pac'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6133363d0c16fe201bd6e968ab597647820d83ca
[INFO] documenting nickray/stm32l4-pac against 1.61.0 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnickray%2Fstm32l4-pac" "/workspace/builds/worker-38/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-38/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nickray/stm32l4-pac on toolchain 1.61.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/nickray/stm32l4-pac
[INFO] finished tweaking git repo https://github.com/nickray/stm32l4-pac
[INFO] tweaked toml for git repo https://github.com/nickray/stm32l4-pac written to /workspace/builds/worker-38/source/Cargo.toml
[INFO] crate git repo https://github.com/nickray/stm32l4-pac already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cortex-m-rt-macros v0.1.5
[INFO] [stderr]   Downloaded aligned v0.3.1
[INFO] [stderr]   Downloaded cortex-m v0.6.0
[INFO] [stderr]   Downloaded aligned v0.2.0
[INFO] [stderr]   Downloaded as-slice v0.1.0
[INFO] [stderr]   Downloaded cortex-m-rt v0.6.8
[INFO] [stderr]   Downloaded cortex-m v0.5.9
[INFO] [stderr]   Downloaded bare-metal v0.2.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 895b236822562057f30293e87403052c3e2359807a5a9680fb9d0874dc249084
[INFO] running `Command { std: "docker" "start" "-a" "895b236822562057f30293e87403052c3e2359807a5a9680fb9d0874dc249084", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "895b236822562057f30293e87403052c3e2359807a5a9680fb9d0874dc249084", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "895b236822562057f30293e87403052c3e2359807a5a9680fb9d0874dc249084", kill_on_drop: false }`
[INFO] [stdout] 895b236822562057f30293e87403052c3e2359807a5a9680fb9d0874dc249084
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ccf196f278d022052f1fe80299cae5384a53338c4380ac212256cf54e54dc080
[INFO] running `Command { std: "docker" "start" "-a" "ccf196f278d022052f1fe80299cae5384a53338c4380ac212256cf54e54dc080", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.10.0
[INFO] [stderr]     Checking stable_deref_trait v1.1.1
[INFO] [stderr]    Compiling cortex-m v0.6.0
[INFO] [stderr]     Checking vcell v0.1.0
[INFO] [stderr]    Compiling cortex-m v0.5.9
[INFO] [stderr]    Compiling stm32l4 v0.7.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking aligned v0.2.0
[INFO] [stderr]    Compiling bare-metal v0.2.4
[INFO] [stderr]     Checking volatile-register v0.2.0
[INFO] [stderr]     Checking generic-array v0.12.0
[INFO] [stderr]     Checking as-slice v0.1.0
[INFO] [stderr]     Checking aligned v0.3.1
[INFO] [stderr]  Documenting stm32l4 v0.7.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.81s
[INFO] running `Command { std: "docker" "inspect" "ccf196f278d022052f1fe80299cae5384a53338c4380ac212256cf54e54dc080", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ccf196f278d022052f1fe80299cae5384a53338c4380ac212256cf54e54dc080", kill_on_drop: false }`
[INFO] [stdout] ccf196f278d022052f1fe80299cae5384a53338c4380ac212256cf54e54dc080
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/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" "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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "rustdoc" "--lib" "-Zrustdoc-map" "--features" "rt stm32l4x1 stm32l4x5" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] 4cc3175087eae9ae8393870e0dfe09392bba983609e98a9df2483f599bac1f4a
[INFO] running `Command { std: "docker" "start" "-a" "4cc3175087eae9ae8393870e0dfe09392bba983609e98a9df2483f599bac1f4a", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling typenum v1.10.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.28
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling rand_core v0.4.0
[INFO] [stderr]     Checking stable_deref_trait v1.1.1
[INFO] [stderr]    Compiling syn v0.15.33
[INFO] [stderr]     Checking vcell v0.1.0
[INFO] [stderr]    Compiling cortex-m v0.6.0
[INFO] [stderr]    Compiling cortex-m-rt v0.6.8
[INFO] [stderr]    Compiling cortex-m v0.5.9
[INFO] [stderr]     Checking r0 v0.2.2
[INFO] [stderr]     Checking aligned v0.2.0
[INFO] [stderr]    Compiling stm32l4 v0.7.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]     Checking volatile-register v0.2.0
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling rand v0.5.6
[INFO] [stderr]    Compiling quote v0.6.12
[INFO] [stderr]     Checking generic-array v0.12.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking as-slice v0.1.0
[INFO] [stderr]     Checking aligned v0.3.1
[INFO] [stderr]    Compiling bare-metal v0.2.4
[INFO] [stderr]    Compiling cortex-m-rt-macros v0.1.5
[INFO] [stderr]  Documenting stm32l4 v0.7.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not document `stm32l4`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name stm32l4 src/lib.rs -o /opt/rustwide/target/doc --cfg 'feature="cortex-m-rt"' --cfg 'feature="default"' --cfg 'feature="rt"' --cfg 'feature="stm32l4x1"' --cfg 'feature="stm32l4x5"' --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat -Z unstable-options --document-private-items -C metadata=ea67f9f21bef5ee0 -L dependency=/opt/rustwide/target/debug/deps --extern bare_metal=/opt/rustwide/target/debug/deps/libbare_metal-c2a04a28f8d3002b.rmeta --extern cortex_m=/opt/rustwide/target/debug/deps/libcortex_m-638fb8df4c3ae172.rmeta --extern cortex_m_rt=/opt/rustwide/target/debug/deps/libcortex_m_rt-fd25eefe2021fc11.rmeta --extern vcell=/opt/rustwide/target/debug/deps/libvcell-90163e87f8866e71.rmeta --extern-html-root-url 'bare_metal=https://docs.rs/bare-metal/0.2.4/' --extern-html-root-url 'cortex_m=https://docs.rs/cortex-m/0.5.9/' --extern-html-root-url 'cortex_m_rt=https://docs.rs/cortex-m-rt/0.6.8/' --extern-html-root-url 'vcell=https://docs.rs/vcell/0.1.0/' -Zunstable-options --crate-version 0.7.0` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "4cc3175087eae9ae8393870e0dfe09392bba983609e98a9df2483f599bac1f4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4cc3175087eae9ae8393870e0dfe09392bba983609e98a9df2483f599bac1f4a", kill_on_drop: false }`
[INFO] [stdout] 4cc3175087eae9ae8393870e0dfe09392bba983609e98a9df2483f599bac1f4a