[INFO] fetching crate cfn-guard-preview 0.7.0...
[INFO] documenting cfn-guard-preview-0.7.0 against beta-2020-10-09 for beta-1.48-rustdoc-1
[INFO] extracting crate cfn-guard-preview 0.7.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate cfn-guard-preview 0.7.0 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 cfn-guard-preview 0.7.0
[INFO] finished tweaking crates.io crate cfn-guard-preview 0.7.0
[INFO] tweaked toml for crates.io crate cfn-guard-preview 0.7.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate cfn-guard-preview 0.7.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cfn-guard-rulegen-preview v0.7.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 77ee4e6dd68a4dd23fc5b4f415b4539f4e40c78a9b99c0d260985e818641ce3d
[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" "77ee4e6dd68a4dd23fc5b4f415b4539f4e40c78a9b99c0d260985e818641ce3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "77ee4e6dd68a4dd23fc5b4f415b4539f4e40c78a9b99c0d260985e818641ce3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77ee4e6dd68a4dd23fc5b4f415b4539f4e40c78a9b99c0d260985e818641ce3d", kill_on_drop: false }`
[INFO] [stdout] 77ee4e6dd68a4dd23fc5b4f415b4539f4e40c78a9b99c0d260985e818641ce3d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 45dcf8a92b7ab477391b138a17d0a7dea64ed6c01e6b3ba723945ddd0910dfe4
[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" "45dcf8a92b7ab477391b138a17d0a7dea64ed6c01e6b3ba723945ddd0910dfe4", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: output filename collision.
[INFO] [stderr] The bin target `cfn-guard` in package `cfn-guard-preview v0.7.0 (/opt/rustwide/workdir)` has the same output filename as the lib target `cfn_guard` in package `cfn-guard-preview v0.7.0 (/opt/rustwide/workdir)`.
[INFO] [stderr] Colliding filename is: /opt/rustwide/target/doc/cfn_guard/index.html
[INFO] [stderr] The output filenames should be unique.
[INFO] [stderr] This is a known bug where multiple crates with the same name use
[INFO] [stderr] the same path; see <https://github.com/rust-lang/cargo/issues/6313>.
[INFO] [stderr] If this looks unexpected, it may be a bug in Cargo. Please file a bug report at
[INFO] [stderr] https://github.com/rust-lang/cargo/issues/ with as much information as you
[INFO] [stderr] can provide.
[INFO] [stderr] cargo 1.48.0-beta (75615f8e6 2020-09-29) running on `x86_64-unknown-linux-gnu` target `x86_64-unknown-linux-gnu`
[INFO] [stderr] First unit: Unit { pkg: Package { id: PackageId { name: "cfn-guard-preview", version: "0.7.0", source: "/opt/rustwide/workdir" }, ..: ".." }, target: TargetInner { name: "cfn-guard", doc: true, ..: with_path("/opt/rustwide/workdir/src/main.rs", Edition2018) }, profile: Profile { name: "doc", debuginfo: Some(2), debug_assertions: true, overflow_checks: true, ..: default() }, kind: Host, mode: Doc { deps: false }, features: [], is_std: false, dep_hash: 11045230006508154215 }
[INFO] [stderr] Second unit: Unit { pkg: Package { id: PackageId { name: "cfn-guard-preview", version: "0.7.0", source: "/opt/rustwide/workdir" }, ..: ".." }, target: TargetInner { ..: lib_target("cfn_guard", ["rlib", "dylib"], "/opt/rustwide/workdir/src/lib.rs", Edition2018) }, profile: Profile { name: "doc", debuginfo: Some(2), debug_assertions: true, overflow_checks: true, ..: default() }, kind: Host, mode: Doc { deps: false }, features: [], is_std: false, dep_hash: 17734395525995822693 }
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling syn v1.0.31
[INFO] [stderr]    Compiling serde v1.0.111
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling serde_json v1.0.55
[INFO] [stderr]     Checking object v0.20.0
[INFO] [stderr]     Checking ascii v0.9.3
[INFO] [stderr]     Checking either v1.6.0
[INFO] [stderr]     Checking dtoa v0.4.5
[INFO] [stderr]     Checking itoa v0.4.5
[INFO] [stderr]     Checking cesu8 v1.1.0
[INFO] [stderr]     Checking regex-syntax v0.6.18
[INFO] [stderr]     Checking jni-sys v0.3.0
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]     Checking miniz_oxide v0.4.1
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]    Compiling jni v0.14.0
[INFO] [stderr]     Checking aho-corasick v0.7.10
[INFO] [stderr]     Checking combine v3.8.1
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking colored v1.9.3
[INFO] [stderr]     Checking clap v2.33.1
[INFO] [stderr]     Checking chrono v0.4.11
[INFO] [stderr]     Checking simple_logger v1.6.0
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking backtrace v0.3.50
[INFO] [stderr]     Checking error-chain v0.12.4
[INFO] [stderr]    Compiling serde_derive v1.0.111
[INFO] [stderr]     Checking serde_yaml v0.8.13
[INFO] [stderr]     Checking cfn-guard-rulegen-preview v0.7.0
[INFO] [stderr]     Checking cfn-guard-preview v0.7.0 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting cfn-guard-preview v0.7.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `extern` fn uses type `str`, which is not FFI-safe
[INFO] [stdout]   --> src/lib.rs:54:29
[INFO] [stdout]    |
[INFO] [stdout] 54 |     template_file_contents: &str,
[INFO] [stdout]    |                             ^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(improper_ctypes_definitions)]` on by default
[INFO] [stdout]    = help: consider using `*const u8` and a length instead
[INFO] [stdout]    = note: string slices have no C equivalent
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `str`, which is not FFI-safe
[INFO] [stdout]   --> src/lib.rs:55:26
[INFO] [stdout]    |
[INFO] [stdout] 55 |     rules_file_contents: &str,
[INFO] [stdout]    |                          ^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using `*const u8` and a length instead
[INFO] [stdout]    = note: string slices have no C equivalent
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `std::result::Result<(Vec<std::string::String>, usize), std::string::String>`, which is not FFI-safe
[INFO] [stdout]   --> src/lib.rs:57:6
[INFO] [stdout]    |
[INFO] [stdout] 57 | ) -> Result<(Vec<String>, usize), String> {
[INFO] [stdout]    |      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider adding a `#[repr(C)]`, `#[repr(transparent)]`, or integer `#[repr(...)]` attribute to this enum
[INFO] [stdout]    = note: enum has no representation hint
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 08s
[INFO] running `Command { std: "docker" "inspect" "45dcf8a92b7ab477391b138a17d0a7dea64ed6c01e6b3ba723945ddd0910dfe4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "45dcf8a92b7ab477391b138a17d0a7dea64ed6c01e6b3ba723945ddd0910dfe4", kill_on_drop: false }`
[INFO] [stdout] 45dcf8a92b7ab477391b138a17d0a7dea64ed6c01e6b3ba723945ddd0910dfe4
