[INFO] cloning repository https://github.com/zainulabideenbawa/F1_boilerplate
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/zainulabideenbawa/F1_boilerplate" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzainulabideenbawa%2FF1_boilerplate", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzainulabideenbawa%2FF1_boilerplate'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] beae109f218a9eebc8a4b682c90956ee7e5631ff
[INFO] documenting zainulabideenbawa/F1_boilerplate against 1.54.0 for beta-1.55-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzainulabideenbawa%2FF1_boilerplate" "/workspace/builds/worker-35/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-35/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/zainulabideenbawa/F1_boilerplate on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-35/source/.cargo/config
[INFO] started tweaking git repo https://github.com/zainulabideenbawa/F1_boilerplate
[INFO] finished tweaking git repo https://github.com/zainulabideenbawa/F1_boilerplate
[INFO] tweaked toml for git repo https://github.com/zainulabideenbawa/F1_boilerplate written to /workspace/builds/worker-35/source/Cargo.toml
[INFO] crate git repo https://github.com/zainulabideenbawa/F1_boilerplate already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/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" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 619d65d59f9b5f3ecfdac7fe43ec4a418a7a66aea3bc540b86135ae1f6b70d85
[INFO] running `Command { std: "docker" "start" "-a" "619d65d59f9b5f3ecfdac7fe43ec4a418a7a66aea3bc540b86135ae1f6b70d85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "619d65d59f9b5f3ecfdac7fe43ec4a418a7a66aea3bc540b86135ae1f6b70d85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "619d65d59f9b5f3ecfdac7fe43ec4a418a7a66aea3bc540b86135ae1f6b70d85", kill_on_drop: false }`
[INFO] [stdout] 619d65d59f9b5f3ecfdac7fe43ec4a418a7a66aea3bc540b86135ae1f6b70d85
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/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" "+1.54.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7c3716c9886464dbd8d5d879117962b2f14b97c7ef4e2f4b535e1c9d8e43b32f
[INFO] running `Command { std: "docker" "start" "-a" "7c3716c9886464dbd8d5d879117962b2f14b97c7ef4e2f4b535e1c9d8e43b32f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling cortex-m v0.6.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking vcell v0.1.2
[INFO] [stderr]    Compiling syn v1.0.34
[INFO] [stderr]    Compiling cortex-m-rt v0.6.12
[INFO] [stderr]    Compiling cortex-m v0.5.10
[INFO] [stderr]     Checking r0 v0.2.2
[INFO] [stderr]     Checking aligned v0.2.0
[INFO] [stderr]    Compiling cortex-m-semihosting v0.3.5
[INFO] [stderr]    Compiling stm32f1 v0.6.0
[INFO] [stderr]     Checking nb v1.0.0
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking panic-halt v0.2.0
[INFO] [stderr]     Checking generic-array v0.13.2
[INFO] [stderr]     Checking volatile-register v0.2.0
[INFO] [stderr]     Checking nb v0.1.3
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking embedded-hal v0.2.4
[INFO] [stderr]     Checking as-slice v0.1.3
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking aligned v0.3.2
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking panic-semihosting v0.5.3
[INFO] [stderr]    Compiling cortex-m-rt-macros v0.1.8
[INFO] [stderr]     Checking stm32f1xx-hal v0.2.1
[INFO] [stderr]  Documenting blinky v0.1.0 (/opt/rustwide/workdir)
[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 `blinky` depends on)
[INFO] [stdout]   = note: first definition in `panic_semihosting` loaded from /opt/rustwide/target/debug/deps/libpanic_semihosting-08d008900dee11a2.rmeta
[INFO] [stdout]   = note: second definition in `panic_halt` loaded from /opt/rustwide/target/debug/deps/libpanic_halt-c270b2dbfb333297.rmeta
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not document `blinky`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name blinky src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --extern cortex_m=/opt/rustwide/target/debug/deps/libcortex_m-2dcf696717abbf90.rmeta --extern cortex_m_rt=/opt/rustwide/target/debug/deps/libcortex_m_rt-7d0ed5ff990a4052.rmeta --extern cortex_m_semihosting=/opt/rustwide/target/debug/deps/libcortex_m_semihosting-10554b6c9751dae6.rmeta --extern panic_halt=/opt/rustwide/target/debug/deps/libpanic_halt-c270b2dbfb333297.rmeta --extern panic_semihosting=/opt/rustwide/target/debug/deps/libpanic_semihosting-08d008900dee11a2.rmeta --extern stm32f1xx_hal=/opt/rustwide/target/debug/deps/libstm32f1xx_hal-f039cb3524c3e0b5.rmeta --cap-lints=warn --crate-version 0.1.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "7c3716c9886464dbd8d5d879117962b2f14b97c7ef4e2f4b535e1c9d8e43b32f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c3716c9886464dbd8d5d879117962b2f14b97c7ef4e2f4b535e1c9d8e43b32f", kill_on_drop: false }`
[INFO] [stdout] 7c3716c9886464dbd8d5d879117962b2f14b97c7ef4e2f4b535e1c9d8e43b32f
