[INFO] fetching crate sam4n_xplained_pro 0.1.3...
[INFO] documenting sam4n_xplained_pro-0.1.3 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] extracting crate sam4n_xplained_pro 0.1.3 into /workspace/builds/worker-27/source
[INFO] validating manifest of crates.io crate sam4n_xplained_pro 0.1.3 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-27/source/.cargo/config
[INFO] started tweaking crates.io crate sam4n_xplained_pro 0.1.3
[INFO] finished tweaking crates.io crate sam4n_xplained_pro 0.1.3
[INFO] tweaked toml for crates.io crate sam4n_xplained_pro 0.1.3 written to /workspace/builds/worker-27/source/Cargo.toml
[INFO] crate crates.io crate sam4n_xplained_pro 0.1.3 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]  Downloading crates ...
[INFO] [stderr]   Downloaded cortex-m-rtic v0.5.6
[INFO] [stderr]   Downloaded rtic-core v0.3.1
[INFO] [stderr]   Downloaded atsam4n16c-pac v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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] ded214ee14c12202001afdcf9340f42aed133d2b074b355ad7145e958eed7d2d
[INFO] running `Command { std: "docker" "start" "-a" "ded214ee14c12202001afdcf9340f42aed133d2b074b355ad7145e958eed7d2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ded214ee14c12202001afdcf9340f42aed133d2b074b355ad7145e958eed7d2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ded214ee14c12202001afdcf9340f42aed133d2b074b355ad7145e958eed7d2d", kill_on_drop: false }`
[INFO] [stdout] ded214ee14c12202001afdcf9340f42aed133d2b074b355ad7145e958eed7d2d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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] 8be7c4b2de9e756988ac7093811cc7841a1d14ebe513251d0587f491e1c63e78
[INFO] running `Command { std: "docker" "start" "-a" "8be7c4b2de9e756988ac7093811cc7841a1d14ebe513251d0587f491e1c63e78", kill_on_drop: false }`
[INFO] [stderr]    Compiling cortex-m v0.7.2
[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]     Checking nb v1.0.0
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]     Checking vcell v0.1.3
[INFO] [stderr]     Checking bitfield v0.13.2
[INFO] [stderr]    Compiling syn v1.0.68
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling cortex-m v0.6.7
[INFO] [stderr]    Compiling cortex-m-rt v0.6.13
[INFO] [stderr]    Compiling atsam4n16c-pac v0.1.0
[INFO] [stderr]    Compiling cortex-m-semihosting v0.3.7
[INFO] [stderr]     Checking r0 v0.2.2
[INFO] [stderr]    Compiling sam4n_xplained_pro v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling paste v1.0.5
[INFO] [stderr]     Checking volatile v0.4.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]     Checking volatile-register v0.2.0
[INFO] [stderr]     Checking nb v0.1.3
[INFO] [stderr]     Checking embedded-hal v0.2.4
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking panic-semihosting v0.5.6
[INFO] [stderr]     Checking generic-array v0.12.4
[INFO] [stderr]     Checking generic-array v0.13.3
[INFO] [stderr]     Checking as-slice v0.1.5
[INFO] [stderr]     Checking num-complex v0.3.1
[INFO] [stderr]     Checking aligned v0.3.4
[INFO] [stderr]     Checking num v0.3.1
[INFO] [stderr]     Checking embedded-time v0.10.1
[INFO] [stderr]    Compiling cortex-m-rt-macros v0.1.8
[INFO] [stderr]     Checking atsam4-hal v0.1.13
[INFO] [stderr]  Documenting sam4n_xplained_pro v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 24.69s
[INFO] running `Command { std: "docker" "inspect" "8be7c4b2de9e756988ac7093811cc7841a1d14ebe513251d0587f491e1c63e78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8be7c4b2de9e756988ac7093811cc7841a1d14ebe513251d0587f491e1c63e78", kill_on_drop: false }`
[INFO] [stdout] 8be7c4b2de9e756988ac7093811cc7841a1d14ebe513251d0587f491e1c63e78
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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" "+1.61.0" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] 193bd2ed1d8a1f5301138f1d723ac4a0544d9794aa2668a5f96dc038c294c08a
[INFO] running `Command { std: "docker" "start" "-a" "193bd2ed1d8a1f5301138f1d723ac4a0544d9794aa2668a5f96dc038c294c08a", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]    Compiling cortex-m v0.7.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]     Checking nb v1.0.0
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]     Checking vcell v0.1.3
[INFO] [stderr]     Checking bitfield v0.13.2
[INFO] [stderr]    Compiling syn v1.0.68
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling cortex-m-rt v0.6.13
[INFO] [stderr]    Compiling cortex-m v0.6.7
[INFO] [stderr]    Compiling atsam4n16c-pac v0.1.0
[INFO] [stderr]    Compiling cortex-m-semihosting v0.3.7
[INFO] [stderr]     Checking r0 v0.2.2
[INFO] [stderr]     Checking volatile v0.4.4
[INFO] [stderr]    Compiling sam4n_xplained_pro v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling paste v1.0.5
[INFO] [stderr]     Checking volatile-register v0.2.0
[INFO] [stderr]     Checking nb v0.1.3
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]     Checking embedded-hal v0.2.4
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking generic-array v0.12.4
[INFO] [stderr]     Checking generic-array v0.13.3
[INFO] [stderr]     Checking num-complex v0.3.1
[INFO] [stderr]     Checking as-slice v0.1.5
[INFO] [stderr]     Checking panic-semihosting v0.5.6
[INFO] [stderr]     Checking aligned v0.3.4
[INFO] [stderr]     Checking num v0.3.1
[INFO] [stderr]     Checking embedded-time v0.10.1
[INFO] [stderr]    Compiling cortex-m-rt-macros v0.1.8
[INFO] [stderr]     Checking atsam4-hal v0.1.13
[INFO] [stderr]  Documenting sam4n_xplained_pro v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 26.58s
[INFO] running `Command { std: "docker" "inspect" "193bd2ed1d8a1f5301138f1d723ac4a0544d9794aa2668a5f96dc038c294c08a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "193bd2ed1d8a1f5301138f1d723ac4a0544d9794aa2668a5f96dc038c294c08a", kill_on_drop: false }`
[INFO] [stdout] 193bd2ed1d8a1f5301138f1d723ac4a0544d9794aa2668a5f96dc038c294c08a