[INFO] cloning repository https://github.com/umaYnit/git_push
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/umaYnit/git_push" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FumaYnit%2Fgit_push", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FumaYnit%2Fgit_push'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a3b9387b90a233e17747c975023ec4c6332ffb74
[INFO] documenting umaYnit/git_push 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%2FumaYnit%2Fgit_push" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/umaYnit/git_push 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/umaYnit/git_push
[INFO] finished tweaking git repo https://github.com/umaYnit/git_push
[INFO] tweaked toml for git repo https://github.com/umaYnit/git_push written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/umaYnit/git_push 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 89cd7d59740266a474bdb1cebbbbea92b1c286861dd2fa0ab66781820d33232a
[INFO] running `Command { std: "docker" "start" "-a" "89cd7d59740266a474bdb1cebbbbea92b1c286861dd2fa0ab66781820d33232a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "89cd7d59740266a474bdb1cebbbbea92b1c286861dd2fa0ab66781820d33232a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "89cd7d59740266a474bdb1cebbbbea92b1c286861dd2fa0ab66781820d33232a", kill_on_drop: false }`
[INFO] [stdout] 89cd7d59740266a474bdb1cebbbbea92b1c286861dd2fa0ab66781820d33232a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] [stdout] 09bbc7d26c6d61be6301380b4e19cd75f373c3a799f3f0afa1546d5cad08446c
[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" "09bbc7d26c6d61be6301380b4e19cd75f373c3a799f3f0afa1546d5cad08446c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.38
[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]     Checking parking_lot_core v0.7.2
[INFO] [stderr]     Checking directories v3.0.1
[INFO] [stderr]    Compiling cc v1.0.58
[INFO] [stderr]     Checking parking_lot v0.10.2
[INFO] [stderr]    Compiling libz-sys v1.0.27
[INFO] [stderr]    Compiling openssl-sys v0.9.58
[INFO] [stderr]    Compiling libssh2-sys v0.2.18
[INFO] [stderr]    Compiling libgit2-sys v0.12.9+1.0.1
[INFO] [stderr]     Checking ssh2 v0.8.2
[INFO] [stderr]     Checking git2 v0.13.8
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling structopt-derive v0.4.9
[INFO] [stderr]    Compiling serde_derive v1.0.115
[INFO] [stderr]     Checking structopt v0.3.16
[INFO] [stderr]  Documenting git_push v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 50.11s
[INFO] running `Command { std: "docker" "inspect" "09bbc7d26c6d61be6301380b4e19cd75f373c3a799f3f0afa1546d5cad08446c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09bbc7d26c6d61be6301380b4e19cd75f373c3a799f3f0afa1546d5cad08446c", kill_on_drop: false }`
[INFO] [stdout] 09bbc7d26c6d61be6301380b4e19cd75f373c3a799f3f0afa1546d5cad08446c