[INFO] fetching crate numext-fixed-uint 0.1.4...
[INFO] documenting numext-fixed-uint-0.1.4 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate numext-fixed-uint 0.1.4 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate numext-fixed-uint 0.1.4 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 crates.io crate numext-fixed-uint 0.1.4
[INFO] finished tweaking crates.io crate numext-fixed-uint 0.1.4
[INFO] tweaked toml for crates.io crate numext-fixed-uint 0.1.4 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded numext-fixed-uint-hack v0.1.4
[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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 30b911a020d8f895941b4fd7a18aef56f57d9a80a47d093bd030ff0416744cbb
[INFO] running `Command { std: "docker" "start" "-a" "30b911a020d8f895941b4fd7a18aef56f57d9a80a47d093bd030ff0416744cbb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "30b911a020d8f895941b4fd7a18aef56f57d9a80a47d093bd030ff0416744cbb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "30b911a020d8f895941b4fd7a18aef56f57d9a80a47d093bd030ff0416744cbb", kill_on_drop: false }`
[INFO] [stdout] 30b911a020d8f895941b4fd7a18aef56f57d9a80a47d093bd030ff0416744cbb
[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] f1b4bbc4604fb44b0df5b19e7fd0a1365bb5b6aef6c5fa5c0113b3ccaeb16bdd
[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" "f1b4bbc4604fb44b0df5b19e7fd0a1365bb5b6aef6c5fa5c0113b3ccaeb16bdd", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling gimli v0.22.0
[INFO] [stderr]    Compiling adler v0.2.3
[INFO] [stderr]    Compiling object v0.20.0
[INFO] [stderr]    Compiling rustc-demangle v0.1.16
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]    Compiling numext-constructor v0.1.4
[INFO] [stderr]    Compiling miniz_oxide v0.4.1
[INFO] [stderr]    Compiling addr2line v0.13.0
[INFO] [stderr]    Compiling backtrace v0.3.50
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling numext-fixed-uint-core v0.1.4
[INFO] [stderr]    Compiling numext-fixed-uint-hack v0.1.4
[INFO] [stderr]  Documenting numext-fixed-uint v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 49.20s
[INFO] running `Command { std: "docker" "inspect" "f1b4bbc4604fb44b0df5b19e7fd0a1365bb5b6aef6c5fa5c0113b3ccaeb16bdd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1b4bbc4604fb44b0df5b19e7fd0a1365bb5b6aef6c5fa5c0113b3ccaeb16bdd", kill_on_drop: false }`
[INFO] [stdout] f1b4bbc4604fb44b0df5b19e7fd0a1365bb5b6aef6c5fa5c0113b3ccaeb16bdd