[INFO] cloning repository https://github.com/akiyama-lab/libpnet-packet-building-example
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/akiyama-lab/libpnet-packet-building-example" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fakiyama-lab%2Flibpnet-packet-building-example", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fakiyama-lab%2Flibpnet-packet-building-example'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8d725a44d7abfa9c99c8cfa05674d756ab928312
[INFO] documenting akiyama-lab/libpnet-packet-building-example against 1.61.0 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fakiyama-lab%2Flibpnet-packet-building-example" "/workspace/builds/worker-38/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-38/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/akiyama-lab/libpnet-packet-building-example 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 git repo https://github.com/akiyama-lab/libpnet-packet-building-example
[INFO] finished tweaking git repo https://github.com/akiyama-lab/libpnet-packet-building-example
[INFO] tweaked toml for git repo https://github.com/akiyama-lab/libpnet-packet-building-example written to /workspace/builds/worker-38/source/Cargo.toml
[INFO] crate git repo https://github.com/akiyama-lab/libpnet-packet-building-example 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pnet_macros_support v0.28.0
[INFO] [stderr]   Downloaded pnet_base v0.28.0
[INFO] [stderr]   Downloaded pnet_transport v0.28.0
[INFO] [stderr]   Downloaded pnet v0.28.0
[INFO] [stderr]   Downloaded proc-macro2 v1.0.32
[INFO] [stderr]   Downloaded pnet_sys v0.28.0
[INFO] [stderr]   Downloaded pnet_packet v0.28.0
[INFO] [stderr]   Downloaded pnet_datalink v0.28.0
[INFO] [stderr]   Downloaded syn v1.0.81
[INFO] [stderr]   Downloaded ipnetwork v0.18.0
[INFO] [stderr]   Downloaded pnet_macros v0.28.0
[INFO] [stderr]   Downloaded libc v0.2.105
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/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] a50ffc1de67756b45ec530373907d8e95979ce17cf6ea90115f8917eb9b0809e
[INFO] running `Command { std: "docker" "start" "-a" "a50ffc1de67756b45ec530373907d8e95979ce17cf6ea90115f8917eb9b0809e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a50ffc1de67756b45ec530373907d8e95979ce17cf6ea90115f8917eb9b0809e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a50ffc1de67756b45ec530373907d8e95979ce17cf6ea90115f8917eb9b0809e", kill_on_drop: false }`
[INFO] [stdout] a50ffc1de67756b45ec530373907d8e95979ce17cf6ea90115f8917eb9b0809e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/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] acb3ab37eb5f727526be50c292e6137a7f951d1aab13b6962dc25476ac91dfbe
[INFO] running `Command { std: "docker" "start" "-a" "acb3ab37eb5f727526be50c292e6137a7f951d1aab13b6962dc25476ac91dfbe", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.105
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]     Checking pnet_base v0.28.0
[INFO] [stderr]    Compiling pnet v0.28.0
[INFO] [stderr]     Checking pnet_macros_support v0.28.0
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]     Checking pnet_sys v0.28.0
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]     Checking ipnetwork v0.18.0
[INFO] [stderr]     Checking pnet_datalink v0.28.0
[INFO] [stderr]    Compiling pnet_macros v0.28.0
[INFO] [stderr]     Checking pnet_packet v0.28.0
[INFO] [stderr]     Checking pnet_transport v0.28.0
[INFO] [stderr]  Documenting libpnet-packet-building-example v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.09s
[INFO] running `Command { std: "docker" "inspect" "acb3ab37eb5f727526be50c292e6137a7f951d1aab13b6962dc25476ac91dfbe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "acb3ab37eb5f727526be50c292e6137a7f951d1aab13b6962dc25476ac91dfbe", kill_on_drop: false }`
[INFO] [stdout] acb3ab37eb5f727526be50c292e6137a7f951d1aab13b6962dc25476ac91dfbe