[INFO] cloning repository https://github.com/HuguesGuilleus/srt2webvtt
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/HuguesGuilleus/srt2webvtt" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHuguesGuilleus%2Fsrt2webvtt", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHuguesGuilleus%2Fsrt2webvtt'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 12b05b8370f4ae6c227712cb8f5ce6ac70f8bfd3
[INFO] documenting HuguesGuilleus/srt2webvtt 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%2FHuguesGuilleus%2Fsrt2webvtt" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/HuguesGuilleus/srt2webvtt 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/HuguesGuilleus/srt2webvtt
[INFO] finished tweaking git repo https://github.com/HuguesGuilleus/srt2webvtt
[INFO] tweaked toml for git repo https://github.com/HuguesGuilleus/srt2webvtt written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/HuguesGuilleus/srt2webvtt 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-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 68f9be19734679ec3b5676e7bdbc1ae83fa1d08356dbdc481d1c52a32152ef52
[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" "68f9be19734679ec3b5676e7bdbc1ae83fa1d08356dbdc481d1c52a32152ef52", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "68f9be19734679ec3b5676e7bdbc1ae83fa1d08356dbdc481d1c52a32152ef52", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68f9be19734679ec3b5676e7bdbc1ae83fa1d08356dbdc481d1c52a32152ef52", kill_on_drop: false }`
[INFO] [stdout] 68f9be19734679ec3b5676e7bdbc1ae83fa1d08356dbdc481d1c52a32152ef52
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 023f10e908ad2c3da3c953a348446216a883cd896242c00f9707327ffb99b287
[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" "023f10e908ad2c3da3c953a348446216a883cd896242c00f9707327ffb99b287", kill_on_drop: false }`
[INFO] [stderr]  Documenting srt2webvtt v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.70s
[INFO] running `Command { std: "docker" "inspect" "023f10e908ad2c3da3c953a348446216a883cd896242c00f9707327ffb99b287", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "023f10e908ad2c3da3c953a348446216a883cd896242c00f9707327ffb99b287", kill_on_drop: false }`
[INFO] [stdout] 023f10e908ad2c3da3c953a348446216a883cd896242c00f9707327ffb99b287