[INFO] fetching crate nrf24l01 0.2.0...
[INFO] documenting nrf24l01-0.2.0 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate nrf24l01 0.2.0 into /workspace/builds/worker-34/source
[INFO] validating manifest of crates.io crate nrf24l01 0.2.0 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] started tweaking crates.io crate nrf24l01 0.2.0
[INFO] finished tweaking crates.io crate nrf24l01 0.2.0
[INFO] tweaked toml for crates.io crate nrf24l01 0.2.0 written to /workspace/builds/worker-34/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/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] de4a56043751fb9fb26a0689db0c3b028032e3d7e43985b244a37cad45c61907
[INFO] running `Command { std: "docker" "start" "-a" "de4a56043751fb9fb26a0689db0c3b028032e3d7e43985b244a37cad45c61907", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "de4a56043751fb9fb26a0689db0c3b028032e3d7e43985b244a37cad45c61907", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de4a56043751fb9fb26a0689db0c3b028032e3d7e43985b244a37cad45c61907", kill_on_drop: false }`
[INFO] [stdout] de4a56043751fb9fb26a0689db0c3b028032e3d7e43985b244a37cad45c61907
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/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] 8d4487809b93d56adc91db878d68fc5a26665abf106667f985efefe8f81e30d5
[INFO] running `Command { std: "docker" "start" "-a" "8d4487809b93d56adc91db878d68fc5a26665abf106667f985efefe8f81e30d5", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling semver v0.1.20
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking bitflags v0.4.0
[INFO] [stderr]     Checking bitflags v0.3.3
[INFO] [stderr]    Compiling rustc_version v0.1.7
[INFO] [stderr]    Compiling nix v0.6.0
[INFO] [stderr]     Checking spidev v0.3.0
[INFO] [stderr]     Checking sysfs_gpio v0.5.4
[INFO] [stderr]  Documenting nrf24l01 v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unresolved link to `µs`
[INFO] [stdout]    --> src/lib.rs:237:51
[INFO] [stdout]     |
[INFO] [stdout] 237 |     /// Actual delay = 250 + `retry_delay` * 250 [µs]
[INFO] [stdout]     |                                                   ^^ no item named `µs` in scope
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(rustdoc::broken_intra_doc_links)]` on by default
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.91s
[INFO] running `Command { std: "docker" "inspect" "8d4487809b93d56adc91db878d68fc5a26665abf106667f985efefe8f81e30d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d4487809b93d56adc91db878d68fc5a26665abf106667f985efefe8f81e30d5", kill_on_drop: false }`
[INFO] [stdout] 8d4487809b93d56adc91db878d68fc5a26665abf106667f985efefe8f81e30d5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/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" "+beta-2022-05-20" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] b065fa0f3cd825a7b793b84e8cdb853a14aa60bbd7185f68274d92b4bae150be
[INFO] running `Command { std: "docker" "start" "-a" "b065fa0f3cd825a7b793b84e8cdb853a14aa60bbd7185f68274d92b4bae150be", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling semver v0.1.20
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking bitflags v0.4.0
[INFO] [stderr]     Checking bitflags v0.3.3
[INFO] [stderr]    Compiling rustc_version v0.1.7
[INFO] [stderr]    Compiling nix v0.6.0
[INFO] [stderr]     Checking spidev v0.3.0
[INFO] [stderr]     Checking sysfs_gpio v0.5.4
[INFO] [stderr]  Documenting nrf24l01 v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unresolved link to `µs`
[INFO] [stdout]    --> src/lib.rs:237:51
[INFO] [stdout]     |
[INFO] [stdout] 237 |     /// Actual delay = 250 + `retry_delay` * 250 [µs]
[INFO] [stdout]     |                                                   ^^ no item named `µs` in scope
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(rustdoc::broken_intra_doc_links)]` on by default
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.01s
[INFO] running `Command { std: "docker" "inspect" "b065fa0f3cd825a7b793b84e8cdb853a14aa60bbd7185f68274d92b4bae150be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b065fa0f3cd825a7b793b84e8cdb853a14aa60bbd7185f68274d92b4bae150be", kill_on_drop: false }`
[INFO] [stdout] b065fa0f3cd825a7b793b84e8cdb853a14aa60bbd7185f68274d92b4bae150be