[INFO] cloning repository https://github.com/yngvek/rust_piglatin
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yngvek/rust_piglatin" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyngvek%2Frust_piglatin", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyngvek%2Frust_piglatin'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c304e4510a45476d7437fab0ad9d116bb4796e28
[INFO] documenting yngvek/rust_piglatin 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%2Fyngvek%2Frust_piglatin" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/yngvek/rust_piglatin 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/yngvek/rust_piglatin
[INFO] finished tweaking git repo https://github.com/yngvek/rust_piglatin
[INFO] tweaked toml for git repo https://github.com/yngvek/rust_piglatin written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/yngvek/rust_piglatin 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-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 32c5cb999c4d6db82dd9f2832cd3b9db1e285d575003ee83336511d7b1fd6c57
[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" "32c5cb999c4d6db82dd9f2832cd3b9db1e285d575003ee83336511d7b1fd6c57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "32c5cb999c4d6db82dd9f2832cd3b9db1e285d575003ee83336511d7b1fd6c57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "32c5cb999c4d6db82dd9f2832cd3b9db1e285d575003ee83336511d7b1fd6c57", kill_on_drop: false }`
[INFO] [stdout] 32c5cb999c4d6db82dd9f2832cd3b9db1e285d575003ee83336511d7b1fd6c57
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 6e9bc3f5403f6f8f9108f18c998250a46a44022b4e7221d554146fb4544149be
[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" "6e9bc3f5403f6f8f9108f18c998250a46a44022b4e7221d554146fb4544149be", kill_on_drop: false }`
[INFO] [stderr]  Documenting piglatin v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.56s
[INFO] running `Command { std: "docker" "inspect" "6e9bc3f5403f6f8f9108f18c998250a46a44022b4e7221d554146fb4544149be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e9bc3f5403f6f8f9108f18c998250a46a44022b4e7221d554146fb4544149be", kill_on_drop: false }`
[INFO] [stdout] 6e9bc3f5403f6f8f9108f18c998250a46a44022b4e7221d554146fb4544149be