[INFO] fetching crate interval_tree 0.2.0...
[INFO] documenting interval_tree-0.2.0 against beta-2020-10-09 for beta-1.48-rustdoc-1
[INFO] extracting crate interval_tree 0.2.0 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate interval_tree 0.2.0 on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate interval_tree 0.2.0
[INFO] finished tweaking crates.io crate interval_tree 0.2.0
[INFO] tweaked toml for crates.io crate interval_tree 0.2.0 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "+beta-2020-10-09" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ffb9b610517df4d22888d41f6aaf33b47c91160e222d82791c94c485888b1b63
[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" "ffb9b610517df4d22888d41f6aaf33b47c91160e222d82791c94c485888b1b63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ffb9b610517df4d22888d41f6aaf33b47c91160e222d82791c94c485888b1b63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ffb9b610517df4d22888d41f6aaf33b47c91160e222d82791c94c485888b1b63", kill_on_drop: false }`
[INFO] [stdout] ffb9b610517df4d22888d41f6aaf33b47c91160e222d82791c94c485888b1b63
[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" "+beta-2020-10-09" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ef819b0142db1df29a4738d8ac9d307d6ca2c6aacaeb17d6dff673edb5a59fe3
[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" "ef819b0142db1df29a4738d8ac9d307d6ca2c6aacaeb17d6dff673edb5a59fe3", kill_on_drop: false }`
[INFO] [stderr]  Documenting interval_tree v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.58s
[INFO] running `Command { std: "docker" "inspect" "ef819b0142db1df29a4738d8ac9d307d6ca2c6aacaeb17d6dff673edb5a59fe3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef819b0142db1df29a4738d8ac9d307d6ca2c6aacaeb17d6dff673edb5a59fe3", kill_on_drop: false }`
[INFO] [stdout] ef819b0142db1df29a4738d8ac9d307d6ca2c6aacaeb17d6dff673edb5a59fe3
