[INFO] cloning repository https://github.com/shun159/gethostlatency
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/shun159/gethostlatency" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshun159%2Fgethostlatency", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshun159%2Fgethostlatency'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 514fb284b3ba989744efce2870cb70d13b1b8546
[INFO] documenting shun159/gethostlatency 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%2Fshun159%2Fgethostlatency" "/workspace/builds/worker-25/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-25/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/shun159/gethostlatency 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/shun159/gethostlatency
[INFO] finished tweaking git repo https://github.com/shun159/gethostlatency
[INFO] tweaked toml for git repo https://github.com/shun159/gethostlatency written to /workspace/builds/worker-25/source/Cargo.toml
[INFO] crate git repo https://github.com/shun159/gethostlatency 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]     Updating git repository `https://github.com/shun159/sym_finder`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded vsprintf v2.0.0
[INFO] [stderr]   Downloaded libbpf-sys v0.3.0-2
[INFO] [stderr]   Downloaded goblin v0.2.3
[INFO] [stderr]   Downloaded libbpf-rs v0.11.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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] d9c9af1155b6e54ff49fb68412a0e7989ea4a80a6bb8588428644c58fb581b29
[INFO] running `Command { std: "docker" "start" "-a" "d9c9af1155b6e54ff49fb68412a0e7989ea4a80a6bb8588428644c58fb581b29", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d9c9af1155b6e54ff49fb68412a0e7989ea4a80a6bb8588428644c58fb581b29", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9c9af1155b6e54ff49fb68412a0e7989ea4a80a6bb8588428644c58fb581b29", kill_on_drop: false }`
[INFO] [stdout] d9c9af1155b6e54ff49fb68412a0e7989ea4a80a6bb8588428644c58fb581b29
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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] 1b1d88b3c7934c0503cf6d4115744a43dfa8dc58333feec3e9016e0231db6f4e
[INFO] running `Command { std: "docker" "start" "-a" "1b1d88b3c7934c0503cf6d4115744a43dfa8dc58333feec3e9016e0231db6f4e", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.71
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]    Compiling serde v1.0.125
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]     Checking plain v0.2.3
[INFO] [stderr]    Compiling nix v0.17.0
[INFO] [stderr]    Compiling anyhow v1.0.40
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling libbpf-sys v0.3.0-2
[INFO] [stderr]    Compiling vsprintf v2.0.0
[INFO] [stderr]    Compiling heck v0.3.2
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling proc-macro-crate v0.1.5
[INFO] [stderr]    Compiling scroll_derive v0.10.5
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.24
[INFO] [stderr]    Compiling num_enum_derive v0.5.1
[INFO] [stderr]    Compiling strum_macros v0.18.0
[INFO] [stderr]    Compiling structopt-derive v0.4.14
[INFO] [stderr]     Checking scroll v0.10.2
[INFO] [stderr]     Checking goblin v0.2.3
[INFO] [stderr]     Checking goblin v0.3.4
[INFO] [stderr]     Checking thiserror v1.0.24
[INFO] [stderr]     Checking sym_finder v0.1.0 (https://github.com/shun159/sym_finder?branch=master#d4ac94f4)
[INFO] [stderr]     Checking structopt v0.3.21
[INFO] [stderr]     Checking num_enum v0.5.1
[INFO] [stderr]     Checking libbpf-rs v0.11.0
[INFO] [stderr]  Documenting gethostlatency v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.96s
[INFO] running `Command { std: "docker" "inspect" "1b1d88b3c7934c0503cf6d4115744a43dfa8dc58333feec3e9016e0231db6f4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b1d88b3c7934c0503cf6d4115744a43dfa8dc58333feec3e9016e0231db6f4e", kill_on_drop: false }`
[INFO] [stdout] 1b1d88b3c7934c0503cf6d4115744a43dfa8dc58333feec3e9016e0231db6f4e