[INFO] cloning repository https://github.com/insipx/cargo-git-edit
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/insipx/cargo-git-edit" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Finsipx%2Fcargo-git-edit", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Finsipx%2Fcargo-git-edit'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8e884d4cb2951b39c19200ef457ccce89755cfda
[INFO] documenting insipx/cargo-git-edit against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Finsipx%2Fcargo-git-edit" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/insipx/cargo-git-edit on toolchain beta-2020-08-29
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/insipx/cargo-git-edit
[INFO] finished tweaking git repo https://github.com/insipx/cargo-git-edit
[INFO] tweaked toml for git repo https://github.com/insipx/cargo-git-edit written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/insipx/cargo-git-edit already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ucd-util v0.1.7
[INFO] [stderr]   Downloaded toml_edit v0.1.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ce646fe0f5336635cd1d1636ca017efa21b6e8b5c311b0f15973b34a309c6d8c
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "ce646fe0f5336635cd1d1636ca017efa21b6e8b5c311b0f15973b34a309c6d8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ce646fe0f5336635cd1d1636ca017efa21b6e8b5c311b0f15973b34a309c6d8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce646fe0f5336635cd1d1636ca017efa21b6e8b5c311b0f15973b34a309c6d8c", kill_on_drop: false }`
[INFO] [stdout] ce646fe0f5336635cd1d1636ca017efa21b6e8b5c311b0f15973b34a309c6d8c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "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] c3c3ae88c2f3bda9c8db644434e7757ad8071986eedabcc379b56e4ffb0abdcb
[INFO] running `Command { std: "docker" "start" "-a" "c3c3ae88c2f3bda9c8db644434e7757ad8071986eedabcc379b56e4ffb0abdcb", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.14
[INFO] [stderr]    Compiling strsim v0.9.3
[INFO] [stderr]    Compiling fnv v1.0.6
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]     Checking ucd-util v0.1.7
[INFO] [stderr]    Compiling derive_builder v0.9.0
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]     Checking utf8-ranges v1.0.4
[INFO] [stderr]     Checking ascii v0.9.3
[INFO] [stderr]     Checking yaml-rust v0.3.5
[INFO] [stderr]     Checking aho-corasick v0.6.10
[INFO] [stderr]     Checking backtrace v0.3.43
[INFO] [stderr]     Checking regex-syntax v0.5.6
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking combine v3.8.1
[INFO] [stderr]     Checking regex v0.2.11
[INFO] [stderr]     Checking globset v0.3.0
[INFO] [stderr]    Compiling darling_core v0.10.2
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling failure_derive v0.1.6
[INFO] [stderr]     Checking toml_edit v0.1.5
[INFO] [stderr]    Compiling darling_macro v0.10.2
[INFO] [stderr]     Checking failure v0.1.6
[INFO] [stderr]    Compiling darling v0.10.2
[INFO] [stderr]    Compiling derive_builder_core v0.9.0
[INFO] [stderr]  Documenting cargo-git-edit v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 55.80s
[INFO] running `Command { std: "docker" "inspect" "c3c3ae88c2f3bda9c8db644434e7757ad8071986eedabcc379b56e4ffb0abdcb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c3c3ae88c2f3bda9c8db644434e7757ad8071986eedabcc379b56e4ffb0abdcb", kill_on_drop: false }`
[INFO] [stdout] c3c3ae88c2f3bda9c8db644434e7757ad8071986eedabcc379b56e4ffb0abdcb