[INFO] fetching crate ckb-fee-estimator 0.37.0-pre...
[INFO] documenting ckb-fee-estimator-0.37.0-pre against beta-2020-10-09 for beta-1.48-rustdoc-1
[INFO] extracting crate ckb-fee-estimator 0.37.0-pre into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate ckb-fee-estimator 0.37.0-pre 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 ckb-fee-estimator 0.37.0-pre
[INFO] finished tweaking crates.io crate ckb-fee-estimator 0.37.0-pre
[INFO] tweaked toml for crates.io crate ckb-fee-estimator 0.37.0-pre written to /workspace/builds/worker-0/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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] e55a50ccfa1bfd8f059901c1295eb15dd9bc1ddba08868304bade414432b05f2
[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" "e55a50ccfa1bfd8f059901c1295eb15dd9bc1ddba08868304bade414432b05f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e55a50ccfa1bfd8f059901c1295eb15dd9bc1ddba08868304bade414432b05f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e55a50ccfa1bfd8f059901c1295eb15dd9bc1ddba08868304bade414432b05f2", kill_on_drop: false }`
[INFO] [stdout] e55a50ccfa1bfd8f059901c1295eb15dd9bc1ddba08868304bade414432b05f2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 9aa3f4b42e948e485dd582ec69107f619ed62aea5f4c50a7622bcf8d56c7a133
[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" "9aa3f4b42e948e485dd582ec69107f619ed62aea5f4c50a7622bcf8d56c7a133", kill_on_drop: false }`
[INFO] [stderr]    Compiling blake2b-rs v0.1.5
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]    Compiling numext-constructor v0.1.4
[INFO] [stderr]     Checking ckb-hash v0.37.0-pre
[INFO] [stderr]     Checking ckb-occupied-capacity-core v0.37.0-pre
[INFO] [stderr]     Checking ckb-fixed-hash-core v0.37.0-pre
[INFO] [stderr]     Checking bytes v0.5.6
[INFO] [stderr]     Checking molecule v0.6.0
[INFO] [stderr]    Compiling ckb-occupied-capacity-macros v0.37.0-pre
[INFO] [stderr]    Compiling ckb-fixed-hash-macros v0.37.0-pre
[INFO] [stderr]     Checking ckb-occupied-capacity v0.37.0-pre
[INFO] [stderr]     Checking ckb-error v0.37.0-pre
[INFO] [stderr]     Checking ckb-fixed-hash v0.37.0-pre
[INFO] [stderr]    Compiling numext-fixed-uint-core v0.1.4
[INFO] [stderr]    Compiling numext-fixed-uint-hack v0.1.4
[INFO] [stderr]     Checking numext-fixed-uint v0.1.4
[INFO] [stderr]     Checking ckb-rational v0.37.0-pre
[INFO] [stderr]     Checking ckb-types v0.37.0-pre
[INFO] [stderr]  Documenting ckb-fee-estimator v0.37.0-pre (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 24s
[INFO] running `Command { std: "docker" "inspect" "9aa3f4b42e948e485dd582ec69107f619ed62aea5f4c50a7622bcf8d56c7a133", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9aa3f4b42e948e485dd582ec69107f619ed62aea5f4c50a7622bcf8d56c7a133", kill_on_drop: false }`
[INFO] [stdout] 9aa3f4b42e948e485dd582ec69107f619ed62aea5f4c50a7622bcf8d56c7a133
