[INFO] cloning repository https://github.com/whbeers/moisture-preempt
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/whbeers/moisture-preempt" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwhbeers%2Fmoisture-preempt", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwhbeers%2Fmoisture-preempt'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 718fdcbee543c02a287a3b691e3132a298aa4589
[INFO] documenting whbeers/moisture-preempt 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%2Fwhbeers%2Fmoisture-preempt" "/workspace/builds/worker-25/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-25/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/whbeers/moisture-preempt 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] removed /workspace/builds/worker-25/source/.cargo/config
[INFO] started tweaking git repo https://github.com/whbeers/moisture-preempt
[INFO] finished tweaking git repo https://github.com/whbeers/moisture-preempt
[INFO] tweaked toml for git repo https://github.com/whbeers/moisture-preempt written to /workspace/builds/worker-25/source/Cargo.toml
[INFO] crate git repo https://github.com/whbeers/moisture-preempt 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded panic-semihosting v0.5.3
[INFO] [stderr]   Downloaded cortex-m-rtic-macros v0.5.0
[INFO] [stderr]   Downloaded rtic-core v0.3.0
[INFO] [stderr]   Downloaded heapless v0.5.5
[INFO] [stderr]   Downloaded cortex-m-rtic v0.5.3
[INFO] [stderr]   Downloaded stm32f1xx-hal v0.6.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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] d7a235b1375a30821aef63aaadea39f67bc645c37aad5a9e5b41a7c79c665f9e
[INFO] running `Command { std: "docker" "start" "-a" "d7a235b1375a30821aef63aaadea39f67bc645c37aad5a9e5b41a7c79c665f9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d7a235b1375a30821aef63aaadea39f67bc645c37aad5a9e5b41a7c79c665f9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7a235b1375a30821aef63aaadea39f67bc645c37aad5a9e5b41a7c79c665f9e", kill_on_drop: false }`
[INFO] [stdout] d7a235b1375a30821aef63aaadea39f67bc645c37aad5a9e5b41a7c79c665f9e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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] d503b2247c0f9c7bf2688df6aae8759b3977896d128c761bdfe133485c0b5ee6
[INFO] running `Command { std: "docker" "start" "-a" "d503b2247c0f9c7bf2688df6aae8759b3977896d128c761bdfe133485c0b5ee6", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling cortex-m v0.6.2
[INFO] [stderr]     Checking stable_deref_trait v1.1.1
[INFO] [stderr]    Compiling syn v1.0.31
[INFO] [stderr]     Checking vcell v0.1.2
[INFO] [stderr]    Compiling cortex-m-rt v0.6.12
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking r0 v0.2.2
[INFO] [stderr]    Compiling stm32f1 v0.11.0
[INFO] [stderr]    Compiling heapless v0.5.5
[INFO] [stderr]    Compiling cortex-m-semihosting v0.3.5
[INFO] [stderr]     Checking nb v0.1.2
[INFO] [stderr]     Checking rtic-core v0.3.0
[INFO] [stderr]     Checking panic-halt v0.2.0
[INFO] [stderr]    Compiling cortex-m-rtic v0.5.3
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stderr]    Compiling indexmap v1.4.0
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]     Checking generic-array v0.12.3
[INFO] [stderr]     Checking generic-array v0.13.2
[INFO] [stderr]     Checking volatile-register v0.2.0
[INFO] [stderr]     Checking embedded-hal v0.2.3
[INFO] [stderr]     Checking as-slice v0.1.3
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking hash32 v0.1.1
[INFO] [stderr]     Checking aligned v0.3.2
[INFO] [stderr]     Checking panic-semihosting v0.5.3
[INFO] [stderr]    Compiling rtic-syntax v0.4.0
[INFO] [stderr]    Compiling cortex-m-rt-macros v0.1.8
[INFO] [stderr]    Compiling cortex-m-rtic-macros v0.5.0
[INFO] [stderr]     Checking stm32f1xx-hal v0.6.0
[INFO] [stderr]  Documenting moisture-preempt v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not document `moisture-preempt`
[INFO] [stdout] error: duplicate lang item in crate `panic_halt`: `panic_impl`.
[INFO] [stdout]   |
[INFO] [stdout]   = note: the lang item is first defined in crate `panic_semihosting` (which `moisture_preempt` depends on)
[INFO] [stdout]   = note: first definition in `panic_semihosting` loaded from /opt/rustwide/target/debug/deps/libpanic_semihosting-9cba30c63dc8ec1c.rmeta
[INFO] [stdout]   = note: second definition in `panic_halt` loaded from /opt/rustwide/target/debug/deps/libpanic_halt-4b6ee28e78cbac24.rmeta
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name moisture_preempt src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=6b469516fd514d46 -L dependency=/opt/rustwide/target/debug/deps --extern cortex_m=/opt/rustwide/target/debug/deps/libcortex_m-d4b1c6686e6c5163.rmeta --extern cortex_m_rt=/opt/rustwide/target/debug/deps/libcortex_m_rt-73b7e95a4b4c3757.rmeta --extern rtic=/opt/rustwide/target/debug/deps/librtic-ada0aa8f4a9b397d.rmeta --extern cortex_m_semihosting=/opt/rustwide/target/debug/deps/libcortex_m_semihosting-4f14bba31b6b2ebf.rmeta --extern embedded_hal=/opt/rustwide/target/debug/deps/libembedded_hal-fe503f0ef5030bb7.rmeta --extern panic_halt=/opt/rustwide/target/debug/deps/libpanic_halt-4b6ee28e78cbac24.rmeta --extern panic_semihosting=/opt/rustwide/target/debug/deps/libpanic_semihosting-9cba30c63dc8ec1c.rmeta --extern stm32f1=/opt/rustwide/target/debug/deps/libstm32f1-c9c728ee91a0cf5b.rmeta --extern stm32f1xx_hal=/opt/rustwide/target/debug/deps/libstm32f1xx_hal-bd1be9cc1357d15d.rmeta --cap-lints=warn --crate-version 0.1.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "d503b2247c0f9c7bf2688df6aae8759b3977896d128c761bdfe133485c0b5ee6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d503b2247c0f9c7bf2688df6aae8759b3977896d128c761bdfe133485c0b5ee6", kill_on_drop: false }`
[INFO] [stdout] d503b2247c0f9c7bf2688df6aae8759b3977896d128c761bdfe133485c0b5ee6