[INFO] cloning repository https://github.com/pombredanne/bitbucket.org-marshallpierce-stream-vbyte-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pombredanne/bitbucket.org-marshallpierce-stream-vbyte-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpombredanne%2Fbitbucket.org-marshallpierce-stream-vbyte-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpombredanne%2Fbitbucket.org-marshallpierce-stream-vbyte-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9cc0041292f057ac5899d7716da88221666b5b35
[INFO] documenting pombredanne/bitbucket.org-marshallpierce-stream-vbyte-rust against try#66dfc4e010913fbed0c4ea91fc2c010004b0f441 for pr-73566
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpombredanne%2Fbitbucket.org-marshallpierce-stream-vbyte-rust" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/pombredanne/bitbucket.org-marshallpierce-stream-vbyte-rust on toolchain 66dfc4e010913fbed0c4ea91fc2c010004b0f441
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/pombredanne/bitbucket.org-marshallpierce-stream-vbyte-rust
[INFO] finished tweaking git repo https://github.com/pombredanne/bitbucket.org-marshallpierce-stream-vbyte-rust
[INFO] tweaked toml for git repo https://github.com/pombredanne/bitbucket.org-marshallpierce-stream-vbyte-rust written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/pombredanne/bitbucket.org-marshallpierce-stream-vbyte-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/rust-lang-nursery/stdsimd.git`
[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" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 689c42be05e7599d18844674049699c98600c24567a48977a99ed4989f63dbaa
[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" "689c42be05e7599d18844674049699c98600c24567a48977a99ed4989f63dbaa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "689c42be05e7599d18844674049699c98600c24567a48977a99ed4989f63dbaa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "689c42be05e7599d18844674049699c98600c24567a48977a99ed4989f63dbaa", kill_on_drop: false }`
[INFO] [stdout] 689c42be05e7599d18844674049699c98600c24567a48977a99ed4989f63dbaa
[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" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "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] 334a614346c7b41136a4074663d7da60e2f190d306514a5ed96ed2e2714d39cf
[INFO] running `Command { std: "docker" "start" "-a" "334a614346c7b41136a4074663d7da60e2f190d306514a5ed96ed2e2714d39cf", kill_on_drop: false }`
[INFO] [stderr]     Checking byteorder v1.1.0
[INFO] [stderr]  Documenting stream-vbyte v0.3.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.94s
[INFO] running `Command { std: "docker" "inspect" "334a614346c7b41136a4074663d7da60e2f190d306514a5ed96ed2e2714d39cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "334a614346c7b41136a4074663d7da60e2f190d306514a5ed96ed2e2714d39cf", kill_on_drop: false }`
[INFO] [stdout] 334a614346c7b41136a4074663d7da60e2f190d306514a5ed96ed2e2714d39cf