[INFO] fetching crate rpi-mailbox 0.2.0...
[INFO] documenting rpi-mailbox-0.2.0 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate rpi-mailbox 0.2.0 into /workspace/builds/worker-21/source
[INFO] validating manifest of crates.io crate rpi-mailbox 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 rpi-mailbox 0.2.0
[INFO] finished tweaking crates.io crate rpi-mailbox 0.2.0
[INFO] tweaked toml for crates.io crate rpi-mailbox 0.2.0 written to /workspace/builds/worker-21/source/Cargo.toml
[INFO] crate crates.io crate rpi-mailbox 0.2.0 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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] 74a484cdf6b2e6c699ae88cd565bffb26e96b2242a6a4df78ac5a80088b35176
[INFO] running `Command { std: "docker" "start" "-a" "74a484cdf6b2e6c699ae88cd565bffb26e96b2242a6a4df78ac5a80088b35176", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "74a484cdf6b2e6c699ae88cd565bffb26e96b2242a6a4df78ac5a80088b35176", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74a484cdf6b2e6c699ae88cd565bffb26e96b2242a6a4df78ac5a80088b35176", kill_on_drop: false }`
[INFO] [stdout] 74a484cdf6b2e6c699ae88cd565bffb26e96b2242a6a4df78ac5a80088b35176
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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] 9953c84973cb4e91b5f97cb5aef7c48d6b0fc8707827a25973e786f81d699c21
[INFO] running `Command { std: "docker" "start" "-a" "9953c84973cb4e91b5f97cb5aef7c48d6b0fc8707827a25973e786f81d699c21", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling proc-macro2 v1.0.8
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.14
[INFO] [stderr]    Compiling cc v1.0.50
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling failure_derive v0.1.6
[INFO] [stderr]     Checking rustc-demangle v0.1.16
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling nix v0.10.0
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling backtrace-sys v0.1.32
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking chrono v0.4.10
[INFO] [stderr]     Checking backtrace v0.3.42
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]     Checking failure v0.1.6
[INFO] [stderr]  Documenting rpi-mailbox v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: this URL is not a hyperlink
[INFO] [stdout]   --> src/kernel.rs:21:9
[INFO] [stdout]    |
[INFO] [stdout] 21 |     /// https://github.com/raspberrypi/linux/blob/rpi-4.14.y/drivers/char/broadcom/vcio.c
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use an automatic link instead: `<https://github.com/raspberrypi/linux/blob/rpi-4.14.y/drivers/char/broadcom/vcio.c>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(rustdoc::bare_urls)]` on by default
[INFO] [stdout]    = note: bare URLs are not automatically turned into clickable links
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this URL is not a hyperlink
[INFO] [stdout]  --> src/raspberrypi_firmware.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | /// https://github.com/raspberrypi/linux/blob/rpi-4.14.y/include/soc/bcm2835/raspberrypi-firmware.h
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use an automatic link instead: `<https://github.com/raspberrypi/linux/blob/rpi-4.14.y/include/soc/bcm2835/raspberrypi-firmware.h>`
[INFO] [stdout]   |
[INFO] [stdout]   = note: bare URLs are not automatically turned into clickable links
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.35s
[INFO] running `Command { std: "docker" "inspect" "9953c84973cb4e91b5f97cb5aef7c48d6b0fc8707827a25973e786f81d699c21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9953c84973cb4e91b5f97cb5aef7c48d6b0fc8707827a25973e786f81d699c21", kill_on_drop: false }`
[INFO] [stdout] 9953c84973cb4e91b5f97cb5aef7c48d6b0fc8707827a25973e786f81d699c21
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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" "RUSTC_BOOTSTRAP=1" "-e" "DOCS_RS=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] d5a96d40d4f6541f445c9389af87dee567539f0e336146bc4a3ce1af6bc4bea5
[INFO] running `Command { std: "docker" "start" "-a" "d5a96d40d4f6541f445c9389af87dee567539f0e336146bc4a3ce1af6bc4bea5", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.8
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.14
[INFO] [stderr]    Compiling cc v1.0.50
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling failure_derive v0.1.6
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]     Checking rustc-demangle v0.1.16
[INFO] [stderr]    Compiling nix v0.10.0
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling backtrace-sys v0.1.32
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking chrono v0.4.10
[INFO] [stderr]     Checking backtrace v0.3.42
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]     Checking failure v0.1.6
[INFO] [stderr]  Documenting rpi-mailbox v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: this URL is not a hyperlink
[INFO] [stdout]   --> src/kernel.rs:21:9
[INFO] [stdout]    |
[INFO] [stdout] 21 |     /// https://github.com/raspberrypi/linux/blob/rpi-4.14.y/drivers/char/broadcom/vcio.c
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use an automatic link instead: `<https://github.com/raspberrypi/linux/blob/rpi-4.14.y/drivers/char/broadcom/vcio.c>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(rustdoc::bare_urls)]` on by default
[INFO] [stdout]    = note: bare URLs are not automatically turned into clickable links
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this URL is not a hyperlink
[INFO] [stdout]  --> src/raspberrypi_firmware.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | /// https://github.com/raspberrypi/linux/blob/rpi-4.14.y/include/soc/bcm2835/raspberrypi-firmware.h
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use an automatic link instead: `<https://github.com/raspberrypi/linux/blob/rpi-4.14.y/include/soc/bcm2835/raspberrypi-firmware.h>`
[INFO] [stdout]   |
[INFO] [stdout]   = note: bare URLs are not automatically turned into clickable links
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.79s
[INFO] running `Command { std: "docker" "inspect" "d5a96d40d4f6541f445c9389af87dee567539f0e336146bc4a3ce1af6bc4bea5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d5a96d40d4f6541f445c9389af87dee567539f0e336146bc4a3ce1af6bc4bea5", kill_on_drop: false }`
[INFO] [stdout] d5a96d40d4f6541f445c9389af87dee567539f0e336146bc4a3ce1af6bc4bea5