[INFO] fetching crate iis2mdc 0.1.0...
[INFO] documenting iis2mdc-0.1.0 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] extracting crate iis2mdc 0.1.0 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate iis2mdc 0.1.0 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] started tweaking crates.io crate iis2mdc 0.1.0
[INFO] finished tweaking crates.io crate iis2mdc 0.1.0
[INFO] tweaked toml for crates.io crate iis2mdc 0.1.0 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate crates.io crate iis2mdc 0.1.0 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]  Downloading crates ...
[INFO] [stderr]   Downloaded cortex-m v0.7.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 9b09c7663eae4f7d9de927bcec08baeb45b2853aa6c7949c22e161854fc967ca
[INFO] running `Command { std: "docker" "start" "-a" "9b09c7663eae4f7d9de927bcec08baeb45b2853aa6c7949c22e161854fc967ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9b09c7663eae4f7d9de927bcec08baeb45b2853aa6c7949c22e161854fc967ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b09c7663eae4f7d9de927bcec08baeb45b2853aa6c7949c22e161854fc967ca", kill_on_drop: false }`
[INFO] [stdout] 9b09c7663eae4f7d9de927bcec08baeb45b2853aa6c7949c22e161854fc967ca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 97b3a474f6cbb71399ceb70f4e25f94b38746f94d3468e1e81ab852b7648f4a6
[INFO] running `Command { std: "docker" "start" "-a" "97b3a474f6cbb71399ceb70f4e25f94b38746f94d3468e1e81ab852b7648f4a6", kill_on_drop: false }`
[INFO] [stderr]     Checking nb v0.1.3
[INFO] [stderr]     Checking embedded-hal v0.2.4
[INFO] [stderr]  Documenting iis2mdc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.53s
[INFO] running `Command { std: "docker" "inspect" "97b3a474f6cbb71399ceb70f4e25f94b38746f94d3468e1e81ab852b7648f4a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97b3a474f6cbb71399ceb70f4e25f94b38746f94d3468e1e81ab852b7648f4a6", kill_on_drop: false }`
[INFO] [stdout] 97b3a474f6cbb71399ceb70f4e25f94b38746f94d3468e1e81ab852b7648f4a6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 78dd533fedf8f0b6f3c8bf540cede35bdb7b3308f9fc38f0584814e663e13483
[INFO] running `Command { std: "docker" "start" "-a" "78dd533fedf8f0b6f3c8bf540cede35bdb7b3308f9fc38f0584814e663e13483", kill_on_drop: false }`
[INFO] [stderr]     Checking nb v1.0.0
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking nb v0.1.3
[INFO] [stderr]     Checking embedded-hal v0.2.4
[INFO] [stderr]  Documenting iis2mdc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.69s
[INFO] running `Command { std: "docker" "inspect" "78dd533fedf8f0b6f3c8bf540cede35bdb7b3308f9fc38f0584814e663e13483", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "78dd533fedf8f0b6f3c8bf540cede35bdb7b3308f9fc38f0584814e663e13483", kill_on_drop: false }`
[INFO] [stdout] 78dd533fedf8f0b6f3c8bf540cede35bdb7b3308f9fc38f0584814e663e13483