[INFO] cloning repository https://github.com/titanclass/microrust-start
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/titanclass/microrust-start" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftitanclass%2Fmicrorust-start", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftitanclass%2Fmicrorust-start'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c5b6ec47f869d4535d37a089edc5b7db0a69ff7d
[INFO] documenting titanclass/microrust-start against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftitanclass%2Fmicrorust-start" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/titanclass/microrust-start on toolchain beta-2022-05-20
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-9/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/titanclass/microrust-start
[INFO] finished tweaking git repo https://github.com/titanclass/microrust-start
[INFO] tweaked toml for git repo https://github.com/titanclass/microrust-start written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/titanclass/microrust-start already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "fetch" "--manifest-path" "Cargo.toml", 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+beta-2022-05-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b9af092271af396c3386c2563487c607afbb42e0420dd1b26295e0e39c268257
[INFO] running `Command { std: "docker" "start" "-a" "b9af092271af396c3386c2563487c607afbb42e0420dd1b26295e0e39c268257", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b9af092271af396c3386c2563487c607afbb42e0420dd1b26295e0e39c268257", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9af092271af396c3386c2563487c607afbb42e0420dd1b26295e0e39c268257", kill_on_drop: false }`
[INFO] [stdout] b9af092271af396c3386c2563487c607afbb42e0420dd1b26295e0e39c268257
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+beta-2022-05-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d8c78f0946a9f63e2e29358e62ab637b82fb64b97c02ed63f868b56fef13d99d
[INFO] running `Command { std: "docker" "start" "-a" "d8c78f0946a9f63e2e29358e62ab637b82fb64b97c02ed63f868b56fef13d99d", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]     Checking nb v1.0.0
[INFO] [stderr]    Compiling cortex-m v0.7.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]     Checking vcell v0.1.3
[INFO] [stderr]     Checking bitfield v0.13.2
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling cortex-m v0.6.7
[INFO] [stderr]    Compiling cortex-m-rt v0.6.14
[INFO] [stderr]     Checking r0 v0.2.2
[INFO] [stderr]    Compiling az v1.1.1
[INFO] [stderr]    Compiling nrf52833-pac v0.9.0
[INFO] [stderr]    Compiling fixed v1.9.0
[INFO] [stderr]    Compiling nrf-hal-common v0.12.2
[INFO] [stderr]     Checking ufmt-write v0.1.0
[INFO] [stderr]     Checking bytemuck v1.7.0
[INFO] [stderr]     Checking half v1.7.1
[INFO] [stderr]    Compiling panic-probe v0.2.0
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]    Compiling nrf52833-hal v0.12.2
[INFO] [stderr]     Checking app v0.1.0 (/opt/rustwide/workdir/app)
[INFO] [stderr]  Documenting app v0.1.0 (/opt/rustwide/workdir/app)
[INFO] [stderr]     Checking nb v0.1.3
[INFO] [stderr]     Checking embedded-dma v0.1.2
[INFO] [stderr]     Checking volatile-register v0.2.0
[INFO] [stderr]    Compiling pest v2.1.3
[INFO] [stderr]     Checking rtt-target v0.2.2
[INFO] [stderr]     Checking embedded-hal v0.2.5
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling semver-parser v0.10.2
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stderr]    Compiling semver v0.11.0
[INFO] [stderr]     Checking generic-array v0.13.3
[INFO] [stderr]     Checking generic-array v0.12.4
[INFO] [stderr]    Compiling rustc_version v0.3.3
[INFO] [stderr]     Checking rtt-target v0.3.1
[INFO] [stderr]     Checking as-slice v0.1.5
[INFO] [stderr]    Compiling cast v0.2.6
[INFO] [stderr]     Checking aligned v0.3.4
[INFO] [stderr]     Checking panic-reset v0.1.0
[INFO] [stderr]    Compiling cortex-m-rt-macros v0.1.8
[INFO] [stderr]  Documenting microrust-start v0.1.0 (/opt/rustwide/workdir/nrf-app)
[INFO] [stdout] error: duplicate lang item in crate `panic_reset`: `panic_impl`.
[INFO] [stdout]   |
[INFO] [stdout]   = note: the lang item is first defined in crate `std` (which `panic_probe` depends on)
[INFO] [stdout]   = note: first definition in `std` loaded from /opt/rustwide/rustup-home/toolchains/beta-2022-05-20-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-e17ad048e2926c1e.rlib
[INFO] [stdout]   = note: second definition in `panic_reset` loaded from /opt/rustwide/target/debug/deps/libpanic_reset-5e7bb4f4c0e80fa7.rmeta
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not document `microrust-start`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name microrust_start nrf-app/src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items '-Arustdoc::private-intra-doc-links' -C metadata=4424c77c24e3ddf7 -L dependency=/opt/rustwide/target/debug/deps --extern app=/opt/rustwide/target/debug/deps/libapp-109c5a6fab4e3998.rmeta --extern cortex_m=/opt/rustwide/target/debug/deps/libcortex_m-f214a7bfc36c742a.rmeta --extern cortex_m_rt=/opt/rustwide/target/debug/deps/libcortex_m_rt-d1bac6851f48b73d.rmeta --extern embedded_hal=/opt/rustwide/target/debug/deps/libembedded_hal-276594eeb322da37.rmeta --extern nrf52833_hal=/opt/rustwide/target/debug/deps/libnrf52833_hal-f85006ed83ad2590.rmeta --extern panic_probe=/opt/rustwide/target/debug/deps/libpanic_probe-9e41a7da0462ea44.rmeta --extern panic_reset=/opt/rustwide/target/debug/deps/libpanic_reset-5e7bb4f4c0e80fa7.rmeta --extern rtt_target=/opt/rustwide/target/debug/deps/librtt_target-21d2dce9ce301f29.rmeta --cap-lints=warn --crate-version 0.1.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "d8c78f0946a9f63e2e29358e62ab637b82fb64b97c02ed63f868b56fef13d99d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8c78f0946a9f63e2e29358e62ab637b82fb64b97c02ed63f868b56fef13d99d", kill_on_drop: false }`
[INFO] [stdout] d8c78f0946a9f63e2e29358e62ab637b82fb64b97c02ed63f868b56fef13d99d