[INFO] fetching crate darknet-sys 0.2.4...
[INFO] documenting darknet-sys-0.2.4 against 1.46.0 for beta-1.47-rustdoc-1
[INFO] extracting crate darknet-sys 0.2.4 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate darknet-sys 0.2.4 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 darknet-sys 0.2.4
[INFO] finished tweaking crates.io crate darknet-sys 0.2.4
[INFO] tweaked toml for crates.io crate darknet-sys 0.2.4 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] f7aa44fa07a64d34e24ed810b09dba5e4ed2a471c3c6a1246c8e3de1801b460d
[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" "f7aa44fa07a64d34e24ed810b09dba5e4ed2a471c3c6a1246c8e3de1801b460d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f7aa44fa07a64d34e24ed810b09dba5e4ed2a471c3c6a1246c8e3de1801b460d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7aa44fa07a64d34e24ed810b09dba5e4ed2a471c3c6a1246c8e3de1801b460d", kill_on_drop: false }`
[INFO] [stdout] f7aa44fa07a64d34e24ed810b09dba5e4ed2a471c3c6a1246c8e3de1801b460d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] e8bb7f39ed7ed155c36d3e8fa0c6f96d2f3dc670e1d06cc008bd819419bfd560
[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" "e8bb7f39ed7ed155c36d3e8fa0c6f96d2f3dc670e1d06cc008bd819419bfd560", kill_on_drop: false }`
[INFO] [stderr]    Compiling bindgen v0.53.3
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling darknet-sys v0.2.4 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting darknet-sys v0.2.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `extern` block uses type `u128`, which is not FFI-safe
[INFO] [stdout]  --> /opt/rustwide/target/debug/build/darknet-sys-d2f305c33a39c7ba/out/bindings.rs:3:13190
[INFO] [stdout]   |
[INFO] [stdout] 3 | ...__endptr : * mut * mut :: std :: os :: raw :: c_char ) -> u128 ; } extern "C" { pub fn strtol ( __nptr : * const :: std :: os :: raw :...
[INFO] [stdout]   |                                                              ^^^^ not FFI-safe
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(improper_ctypes)]` on by default
[INFO] [stdout]   = note: 128-bit integers don't currently have a known stable ABI
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `u128`, which is not FFI-safe
[INFO] [stdout]  --> /opt/rustwide/target/debug/build/darknet-sys-d2f305c33a39c7ba/out/bindings.rs:3:62470
[INFO] [stdout]   |
[INFO] [stdout] 3 | ...: raw :: c_char ; } extern "C" { pub fn qecvt ( __value : u128 , __ndigit : :: std :: os :: raw :: c_int , __decpt : * mut :: std :: o...
[INFO] [stdout]   |                                                              ^^^^ not FFI-safe
[INFO] [stdout]   |
[INFO] [stdout]   = note: 128-bit integers don't currently have a known stable ABI
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `u128`, which is not FFI-safe
[INFO] [stdout]  --> /opt/rustwide/target/debug/build/darknet-sys-d2f305c33a39c7ba/out/bindings.rs:3:62693
[INFO] [stdout]   |
[INFO] [stdout] 3 | ...: raw :: c_char ; } extern "C" { pub fn qfcvt ( __value : u128 , __ndigit : :: std :: os :: raw :: c_int , __decpt : * mut :: std :: o...
[INFO] [stdout]   |                                                              ^^^^ not FFI-safe
[INFO] [stdout]   |
[INFO] [stdout]   = note: 128-bit integers don't currently have a known stable ABI
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `u128`, which is not FFI-safe
[INFO] [stdout]  --> /opt/rustwide/target/debug/build/darknet-sys-d2f305c33a39c7ba/out/bindings.rs:3:62916
[INFO] [stdout]   |
[INFO] [stdout] 3 | ...: raw :: c_char ; } extern "C" { pub fn qgcvt ( __value : u128 , __ndigit : :: std :: os :: raw :: c_int , __buf : * mut :: std :: os ...
[INFO] [stdout]   |                                                              ^^^^ not FFI-safe
[INFO] [stdout]   |
[INFO] [stdout]   = note: 128-bit integers don't currently have a known stable ABI
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `u128`, which is not FFI-safe
[INFO] [stdout]  --> /opt/rustwide/target/debug/build/darknet-sys-d2f305c33a39c7ba/out/bindings.rs:3:63652
[INFO] [stdout]   |
[INFO] [stdout] 3 | ... raw :: c_int ; } extern "C" { pub fn qecvt_r ( __value : u128 , __ndigit : :: std :: os :: raw :: c_int , __decpt : * mut :: std :: o...
[INFO] [stdout]   |                                                              ^^^^ not FFI-safe
[INFO] [stdout]   |
[INFO] [stdout]   = note: 128-bit integers don't currently have a known stable ABI
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `u128`, which is not FFI-safe
[INFO] [stdout]  --> /opt/rustwide/target/debug/build/darknet-sys-d2f305c33a39c7ba/out/bindings.rs:3:63933
[INFO] [stdout]   |
[INFO] [stdout] 3 | ... raw :: c_int ; } extern "C" { pub fn qfcvt_r ( __value : u128 , __ndigit : :: std :: os :: raw :: c_int , __decpt : * mut :: std :: o...
[INFO] [stdout]   |                                                              ^^^^ not FFI-safe
[INFO] [stdout]   |
[INFO] [stdout]   = note: 128-bit integers don't currently have a known stable ABI
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 55.94s
[INFO] running `Command { std: "docker" "inspect" "e8bb7f39ed7ed155c36d3e8fa0c6f96d2f3dc670e1d06cc008bd819419bfd560", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e8bb7f39ed7ed155c36d3e8fa0c6f96d2f3dc670e1d06cc008bd819419bfd560", kill_on_drop: false }`
[INFO] [stdout] e8bb7f39ed7ed155c36d3e8fa0c6f96d2f3dc670e1d06cc008bd819419bfd560