[INFO] cloning repository https://github.com/hajifkd/virtual_ip_host
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hajifkd/virtual_ip_host" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhajifkd%2Fvirtual_ip_host", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhajifkd%2Fvirtual_ip_host'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ad476da02542f1fbd6b76e615007f82a703df4df
[INFO] documenting hajifkd/virtual_ip_host against 1.83.0 for beta-rustdoc-1.84.0-4-retry
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhajifkd%2Fvirtual_ip_host" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hajifkd/virtual_ip_host on toolchain 1.83.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.83.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-0-tc1/source/.cargo/config
[INFO] started tweaking git repo https://github.com/hajifkd/virtual_ip_host
[INFO] finished tweaking git repo https://github.com/hajifkd/virtual_ip_host
[INFO] tweaked toml for git repo https://github.com/hajifkd/virtual_ip_host written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.83.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 40 packages to latest compatible versions
[INFO] [stderr]       Adding futures-channel-preview v0.3.0-alpha.17 (available: v0.3.0-alpha.19)
[INFO] [stderr]       Adding futures-core-preview v0.3.0-alpha.17 (available: v0.3.0-alpha.19)
[INFO] [stderr]       Adding futures-executor-preview v0.3.0-alpha.17 (available: v0.3.0-alpha.19)
[INFO] [stderr]       Adding futures-io-preview v0.3.0-alpha.17 (available: v0.3.0-alpha.19)
[INFO] [stderr]       Adding futures-preview v0.3.0-alpha.17 (available: v0.3.0-alpha.19)
[INFO] [stderr]       Adding futures-sink-preview v0.3.0-alpha.17 (available: v0.3.0-alpha.19)
[INFO] [stderr]       Adding futures-util-preview v0.3.0-alpha.17 (available: v0.3.0-alpha.19)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.83.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded futures-executor-preview v0.3.0-alpha.17
[INFO] [stderr]   Downloaded futures-channel-preview v0.3.0-alpha.17
[INFO] [stderr]   Downloaded futures-io-preview v0.3.0-alpha.17
[INFO] [stderr]   Downloaded futures-core-preview v0.3.0-alpha.17
[INFO] [stderr]   Downloaded futures-sink-preview v0.3.0-alpha.17
[INFO] [stderr]   Downloaded futures-util-preview v0.3.0-alpha.17
[INFO] [stderr]   Downloaded map_struct v0.3.0
[INFO] [stderr]   Downloaded futures-preview v0.3.0-alpha.17
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+1.83.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e894d7a20dc1bc495322b30b6d1dbd03aa8644dd1aa66592f15b924b13add6e5
[INFO] running `Command { std: "docker" "start" "-a" "e894d7a20dc1bc495322b30b6d1dbd03aa8644dd1aa66592f15b924b13add6e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e894d7a20dc1bc495322b30b6d1dbd03aa8644dd1aa66592f15b924b13add6e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e894d7a20dc1bc495322b30b6d1dbd03aa8644dd1aa66592f15b924b13add6e5", kill_on_drop: false }`
[INFO] [stdout] e894d7a20dc1bc495322b30b6d1dbd03aa8644dd1aa66592f15b924b13add6e5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+1.83.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2436289e9418f99a7cfe3259dec6e2c43974e90a50541a9d4c5898b7b9fdf3e2
[INFO] running `Command { std: "docker" "start" "-a" "2436289e9418f99a7cfe3259dec6e2c43974e90a50541a9d4c5898b7b9fdf3e2", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.92
[INFO] [stderr]    Compiling libc v0.2.169
[INFO] [stderr]    Compiling unicode-ident v1.0.14
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking futures-core-preview v0.3.0-alpha.17
[INFO] [stderr]     Checking adler2 v2.0.0
[INFO] [stderr]    Compiling unicode-xid v0.2.6
[INFO] [stderr]     Checking futures-io-preview v0.3.0-alpha.17
[INFO] [stderr]     Checking gimli v0.31.1
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking rustc-demangle v0.1.24
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking map_struct v0.3.0
[INFO] [stderr]     Checking miniz_oxide v0.8.2
[INFO] [stderr]     Checking futures-sink-preview v0.3.0-alpha.17
[INFO] [stderr]     Checking futures-channel-preview v0.3.0-alpha.17
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]     Checking object v0.36.5
[INFO] [stderr]     Checking futures-util-preview v0.3.0-alpha.17
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking futures-executor-preview v0.3.0-alpha.17
[INFO] [stderr]     Checking addr2line v0.24.2
[INFO] [stderr]     Checking futures-preview v0.3.0-alpha.17
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]     Checking backtrace v0.3.74
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]  Documenting virtual_ip_host v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.42s
[INFO] [stderr]    Generated /opt/rustwide/target/doc/virtual_ip_host/index.html
[INFO] running `Command { std: "docker" "inspect" "2436289e9418f99a7cfe3259dec6e2c43974e90a50541a9d4c5898b7b9fdf3e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2436289e9418f99a7cfe3259dec6e2c43974e90a50541a9d4c5898b7b9fdf3e2", kill_on_drop: false }`
[INFO] [stdout] 2436289e9418f99a7cfe3259dec6e2c43974e90a50541a9d4c5898b7b9fdf3e2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "RUSTDOCFLAGS=--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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+1.83.0" "rustdoc" "--lib" "-Zrustdoc-map" "--config" "build.rustdocflags=[\"--cfg\", \"docsrs\", \"-Z\", \"unstable-options\", \"--document-private-items\"]" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3e1a840f25d0c5a8acc22441230ac6989a7ff1616dc4f2d676638a52fa99f825
[INFO] running `Command { std: "docker" "start" "-a" "3e1a840f25d0c5a8acc22441230ac6989a7ff1616dc4f2d676638a52fa99f825", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.92
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]  Documenting virtual_ip_host v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.57s
[INFO] [stderr]    Generated /opt/rustwide/target/doc/virtual_ip_host/index.html
[INFO] running `Command { std: "docker" "inspect" "3e1a840f25d0c5a8acc22441230ac6989a7ff1616dc4f2d676638a52fa99f825", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e1a840f25d0c5a8acc22441230ac6989a7ff1616dc4f2d676638a52fa99f825", kill_on_drop: false }`
[INFO] [stdout] 3e1a840f25d0c5a8acc22441230ac6989a7ff1616dc4f2d676638a52fa99f825