[INFO] fetching crate makeppkg 1.1.1...
[INFO] documenting makeppkg-1.1.1 against 1.46.0 for beta-1.47-rustdoc-1
[INFO] extracting crate makeppkg 1.1.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate makeppkg 1.1.1 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 makeppkg 1.1.1
[INFO] finished tweaking crates.io crate makeppkg 1.1.1
[INFO] tweaked toml for crates.io crate makeppkg 1.1.1 written to /workspace/builds/worker-6/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] 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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] ba410f707c7b369af1f355eed837c6ae556bc863f18da9eb825c60142c0710c9
[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" "ba410f707c7b369af1f355eed837c6ae556bc863f18da9eb825c60142c0710c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ba410f707c7b369af1f355eed837c6ae556bc863f18da9eb825c60142c0710c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba410f707c7b369af1f355eed837c6ae556bc863f18da9eb825c60142c0710c9", kill_on_drop: false }`
[INFO] [stdout] ba410f707c7b369af1f355eed837c6ae556bc863f18da9eb825c60142c0710c9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e682221237c74b1921006d9a6a2daefa0cd45a1e794aa122ca4924ac2c578f8c
[INFO] running `Command { std: "docker" "start" "-a" "e682221237c74b1921006d9a6a2daefa0cd45a1e794aa122ca4924ac2c578f8c", kill_on_drop: false }`
[INFO] [stderr]     Checking shared_child v0.3.4
[INFO] [stderr]     Checking md-5 v0.8.0
[INFO] [stderr]     Checking os_pipe v0.7.0
[INFO] [stderr]     Checking duct v0.11.1
[INFO] [stderr]  Documenting makeppkg v1.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]  --> src/file_to_string.rs:4:42
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn file_to_string(mut file: File) -> (Result<String, String>) {
[INFO] [stdout]   |                                          ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/patch.rs:53:57
[INFO] [stdout]    |
[INFO] [stdout] 53 | fn find_patches(location: PathBuf, pkgname: &String) -> (Result<Vec<PatchFile>, String>) {
[INFO] [stdout]    |                                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.02s
[INFO] running `Command { std: "docker" "inspect" "e682221237c74b1921006d9a6a2daefa0cd45a1e794aa122ca4924ac2c578f8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e682221237c74b1921006d9a6a2daefa0cd45a1e794aa122ca4924ac2c578f8c", kill_on_drop: false }`
[INFO] [stdout] e682221237c74b1921006d9a6a2daefa0cd45a1e794aa122ca4924ac2c578f8c