[INFO] fetching crate git2 0.13.6...
[INFO] documenting git2-0.13.6 against master#394e1b40d264aa6928811919c1124fa248e7d802 for pr-73566
[INFO] extracting crate git2 0.13.6 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate git2 0.13.6 on toolchain 394e1b40d264aa6928811919c1124fa248e7d802
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate git2 0.13.6
[INFO] finished tweaking crates.io crate git2 0.13.6
[INFO] tweaked toml for crates.io crate git2 0.13.6 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate git2 0.13.6 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "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] 503c96739af2126d8f39a8041e3db96936964c380059d936714589c3ab14d761
[INFO] running `Command { std: "docker" "start" "-a" "503c96739af2126d8f39a8041e3db96936964c380059d936714589c3ab14d761", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "503c96739af2126d8f39a8041e3db96936964c380059d936714589c3ab14d761", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "503c96739af2126d8f39a8041e3db96936964c380059d936714589c3ab14d761", kill_on_drop: false }`
[INFO] [stdout] 503c96739af2126d8f39a8041e3db96936964c380059d936714589c3ab14d761
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bdce8bd0ee033c1db9698d8431cd417255d19d53650737e9ba14ade302156baf
[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" "bdce8bd0ee033c1db9698d8431cd417255d19d53650737e9ba14ade302156baf", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.67
[INFO] [stderr]     Checking smallvec v1.2.0
[INFO] [stderr]     Checking unicode-normalization v0.1.12
[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]    Compiling cc v1.0.50
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]    Compiling openssl-sys v0.9.54
[INFO] [stderr]    Compiling libz-sys v1.0.25
[INFO] [stderr]    Compiling libssh2-sys v0.2.16
[INFO] [stderr]    Compiling libgit2-sys v0.12.6+1.0.0
[INFO] [stderr]  Documenting git2 v0.13.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 37.44s
[INFO] running `Command { std: "docker" "inspect" "bdce8bd0ee033c1db9698d8431cd417255d19d53650737e9ba14ade302156baf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bdce8bd0ee033c1db9698d8431cd417255d19d53650737e9ba14ade302156baf", kill_on_drop: false }`
[INFO] [stdout] bdce8bd0ee033c1db9698d8431cd417255d19d53650737e9ba14ade302156baf