[INFO] cloning repository https://github.com/Firstyear/znapper
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Firstyear/znapper" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFirstyear%2Fznapper", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFirstyear%2Fznapper'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c09281471935c08a8babc81cee95f50def5533d8
[INFO] documenting Firstyear/znapper against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFirstyear%2Fznapper" "/workspace/builds/worker-34/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-34/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Firstyear/znapper on toolchain beta-2022-05-20
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Firstyear/znapper
[INFO] finished tweaking git repo https://github.com/Firstyear/znapper
[INFO] tweaked toml for git repo https://github.com/Firstyear/znapper written to /workspace/builds/worker-34/source/Cargo.toml
[INFO] crate git repo https://github.com/Firstyear/znapper already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/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" "+beta-2022-05-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bf6dce869664178dc2cda0b5bc893e4ee64549f872864f872e1d189ba0e8f923
[INFO] running `Command { std: "docker" "start" "-a" "bf6dce869664178dc2cda0b5bc893e4ee64549f872864f872e1d189ba0e8f923", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bf6dce869664178dc2cda0b5bc893e4ee64549f872864f872e1d189ba0e8f923", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf6dce869664178dc2cda0b5bc893e4ee64549f872864f872e1d189ba0e8f923", kill_on_drop: false }`
[INFO] [stdout] bf6dce869664178dc2cda0b5bc893e4ee64549f872864f872e1d189ba0e8f923
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/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" "+beta-2022-05-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ababd8f3495ed37a7b7ef827627e9bd239a0c24f3f68a1b073ec85e940bb91d3
[INFO] running `Command { std: "docker" "start" "-a" "ababd8f3495ed37a7b7ef827627e9bd239a0c24f3f68a1b073ec85e940bb91d3", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_derive v1.0.133
[INFO] [stderr]    Compiling libc v0.2.112
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling serde v1.0.133
[INFO] [stderr]    Compiling const_fn v0.4.9
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]    Compiling serde_json v1.0.75
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling standback v0.2.17
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling time v0.2.22
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking thread_local v1.1.3
[INFO] [stderr]     Checking matchers v0.0.1
[INFO] [stderr]    Compiling quote v1.0.14
[INFO] [stderr]     Checking tracing-log v0.1.2
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]    Compiling tracing-attributes v0.1.18
[INFO] [stderr]    Compiling time-macros-impl v0.1.2
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]     Checking time-macros v0.1.1
[INFO] [stderr]     Checking structopt v0.3.26
[INFO] [stderr]     Checking tracing v0.1.29
[INFO] [stderr]     Checking tracing-serde v0.1.2
[INFO] [stderr]     Checking tracing-subscriber v0.2.25
[INFO] [stderr]  Documenting znapper v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.41s
[INFO] running `Command { std: "docker" "inspect" "ababd8f3495ed37a7b7ef827627e9bd239a0c24f3f68a1b073ec85e940bb91d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ababd8f3495ed37a7b7ef827627e9bd239a0c24f3f68a1b073ec85e940bb91d3", kill_on_drop: false }`
[INFO] [stdout] ababd8f3495ed37a7b7ef827627e9bd239a0c24f3f68a1b073ec85e940bb91d3