[INFO] fetching crate safe_bindgen 0.13.2...
[INFO] documenting safe_bindgen-0.13.2 against 1.46.0 for beta-1.47-rustdoc-1
[INFO] extracting crate safe_bindgen 0.13.2 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate safe_bindgen 0.13.2 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 crates.io crate safe_bindgen 0.13.2
[INFO] finished tweaking crates.io crate safe_bindgen 0.13.2
[INFO] tweaked toml for crates.io crate safe_bindgen 0.13.2 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate safe_bindgen 0.13.2 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-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 71bd9d2ccc7d1d1b53d441c8e2868358c704cf2d867faae49fa2975be3e4419e
[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" "71bd9d2ccc7d1d1b53d441c8e2868358c704cf2d867faae49fa2975be3e4419e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "71bd9d2ccc7d1d1b53d441c8e2868358c704cf2d867faae49fa2975be3e4419e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71bd9d2ccc7d1d1b53d441c8e2868358c704cf2d867faae49fa2975be3e4419e", kill_on_drop: false }`
[INFO] [stdout] 71bd9d2ccc7d1d1b53d441c8e2868358c704cf2d867faae49fa2975be3e4419e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 5439cccddb881df1ec24a14dbf9abcb920c0075fea7593188b9d6fb67427d76d
[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" "5439cccddb881df1ec24a14dbf9abcb920c0075fea7593188b9d6fb67427d76d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.6
[INFO] [stderr]    Compiling syn v1.0.11
[INFO] [stderr]    Compiling serde v1.0.103
[INFO] [stderr]     Checking unicode-xid v0.1.0
[INFO] [stderr]    Compiling cc v1.0.47
[INFO] [stderr]    Compiling ryu v1.0.2
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]     Checking unicode-width v0.1.6
[INFO] [stderr]     Checking ucd-util v0.1.5
[INFO] [stderr]    Compiling same-file v1.0.5
[INFO] [stderr]     Checking term v0.4.6
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking ascii v0.9.3
[INFO] [stderr]    Compiling rustfmt v0.10.0
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]     Checking cesu8 v1.1.0
[INFO] [stderr]     Checking diff v0.1.11
[INFO] [stderr]     Checking jni-sys v0.3.0
[INFO] [stderr]    Compiling num-traits v0.2.10
[INFO] [stderr]    Compiling error-chain v0.12.1
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]    Compiling walkdir v2.2.9
[INFO] [stderr]     Checking regex-syntax v0.5.6
[INFO] [stderr]     Checking proc-macro2 v0.4.30
[INFO] [stderr]     Checking atty v0.2.13
[INFO] [stderr]     Checking aho-corasick v0.6.10
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]    Compiling extprim v1.7.0
[INFO] [stderr]     Checking regex v1.3.1
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking strings v0.1.1
[INFO] [stderr]    Compiling jni v0.12.3
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking quote v0.6.13
[INFO] [stderr]     Checking combine v3.8.1
[INFO] [stderr]    Compiling backtrace-sys v0.1.32
[INFO] [stderr]     Checking Inflector v0.11.4
[INFO] [stderr]     Checking backtrace v0.3.40
[INFO] [stderr]     Checking regex v0.2.11
[INFO] [stderr]     Checking env_logger v0.4.3
[INFO] [stderr]    Compiling serde_derive v1.0.103
[INFO] [stderr]     Checking syntex_pos v0.59.1
[INFO] [stderr]     Checking serde_json v1.0.42
[INFO] [stderr]     Checking toml v0.4.10
[INFO] [stderr]     Checking toml v0.5.5
[INFO] [stderr]     Checking syntex_errors v0.59.1
[INFO] [stderr]     Checking syntex_syntax v0.59.1
[INFO] [stderr]  Documenting safe_bindgen v0.13.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 37s
[INFO] running `Command { std: "docker" "inspect" "5439cccddb881df1ec24a14dbf9abcb920c0075fea7593188b9d6fb67427d76d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5439cccddb881df1ec24a14dbf9abcb920c0075fea7593188b9d6fb67427d76d", kill_on_drop: false }`
[INFO] [stdout] 5439cccddb881df1ec24a14dbf9abcb920c0075fea7593188b9d6fb67427d76d