[INFO] cloning repository https://github.com/heftyfunseeker/daily-coding-problem
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/heftyfunseeker/daily-coding-problem" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fheftyfunseeker%2Fdaily-coding-problem", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fheftyfunseeker%2Fdaily-coding-problem'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3723b0db161b71e96c74389edd4ef419eb2475c6
[INFO] documenting heftyfunseeker/daily-coding-problem against 1.46.0 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fheftyfunseeker%2Fdaily-coding-problem" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/heftyfunseeker/daily-coding-problem on toolchain 1.46.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/heftyfunseeker/daily-coding-problem
[INFO] finished tweaking git repo https://github.com/heftyfunseeker/daily-coding-problem
[INFO] tweaked toml for git repo https://github.com/heftyfunseeker/daily-coding-problem written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/heftyfunseeker/daily-coding-problem already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+1.46.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d6abac995da79d71fb8c8a406e5f0769dd6c84c562cdf9a650b52b93ef5af346
[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" "d6abac995da79d71fb8c8a406e5f0769dd6c84c562cdf9a650b52b93ef5af346", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d6abac995da79d71fb8c8a406e5f0769dd6c84c562cdf9a650b52b93ef5af346", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d6abac995da79d71fb8c8a406e5f0769dd6c84c562cdf9a650b52b93ef5af346", kill_on_drop: false }`
[INFO] [stdout] d6abac995da79d71fb8c8a406e5f0769dd6c84c562cdf9a650b52b93ef5af346
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+1.46.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f6d5f7dd2c8b2ba6d5a300086d99fb44e1765ffdfe7653f513a4b7225a1e4dc6
[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" "f6d5f7dd2c8b2ba6d5a300086d99fb44e1765ffdfe7653f513a4b7225a1e4dc6", kill_on_drop: false }`
[INFO] [stderr]     Checking daily-coding-problem v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting daily-coding-problem v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.76s
[INFO] running `Command { std: "docker" "inspect" "f6d5f7dd2c8b2ba6d5a300086d99fb44e1765ffdfe7653f513a4b7225a1e4dc6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6d5f7dd2c8b2ba6d5a300086d99fb44e1765ffdfe7653f513a4b7225a1e4dc6", kill_on_drop: false }`
[INFO] [stdout] f6d5f7dd2c8b2ba6d5a300086d99fb44e1765ffdfe7653f513a4b7225a1e4dc6