[INFO] fetching crate predicator 0.0.5...
[INFO] documenting predicator-0.0.5 against master#394e1b40d264aa6928811919c1124fa248e7d802 for pr-73566
[INFO] extracting crate predicator 0.0.5 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate predicator 0.0.5 on toolchain 394e1b40d264aa6928811919c1124fa248e7d802
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate predicator 0.0.5
[INFO] finished tweaking crates.io crate predicator 0.0.5
[INFO] tweaked toml for crates.io crate predicator 0.0.5 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 688ae5f7975a39e457d1ea130be67a8bbdd3bc7cfd601f7a1da6fdc80e978c46
[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" "688ae5f7975a39e457d1ea130be67a8bbdd3bc7cfd601f7a1da6fdc80e978c46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "688ae5f7975a39e457d1ea130be67a8bbdd3bc7cfd601f7a1da6fdc80e978c46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "688ae5f7975a39e457d1ea130be67a8bbdd3bc7cfd601f7a1da6fdc80e978c46", kill_on_drop: false }`
[INFO] [stdout] 688ae5f7975a39e457d1ea130be67a8bbdd3bc7cfd601f7a1da6fdc80e978c46
[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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b4daf5097df5a57ee3d122fab2c39c24aa1ae5595dc63d606f82c86aa3bfb378
[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" "b4daf5097df5a57ee3d122fab2c39c24aa1ae5595dc63d606f82c86aa3bfb378", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling lazy_static v0.2.11
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling ucd-util v0.1.8
[INFO] [stderr]    Compiling utf8-ranges v1.0.4
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking maplit v1.0.2
[INFO] [stderr]    Compiling semver v0.6.0
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling cpp_synom v0.12.0
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling regex-syntax v0.5.6
[INFO] [stderr]    Compiling cpp_syn v0.12.0
[INFO] [stderr]    Compiling aho-corasick v0.6.10
[INFO] [stderr]    Compiling memchr v1.0.2
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking rust-extra v0.0.17
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]    Compiling cpp_common v0.3.2
[INFO] [stderr]    Compiling cpp_synmap v0.3.0
[INFO] [stderr]    Compiling cpp_build v0.3.2
[INFO] [stderr]    Compiling cpp_macros v0.3.2
[INFO] [stderr]    Compiling predicator v0.0.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking cpp v0.3.2
[INFO] [stderr]    Compiling llvm-sys v40.0.7
[INFO] [stderr] warning: In file included from /usr/lib/llvm-10/include/llvm/ADT/Optional.h:19,
[INFO] [stderr] warning:                  from /usr/lib/llvm-10/include/llvm/ADT/STLExtras.h:19,
[INFO] [stderr] warning:                  from /usr/lib/llvm-10/include/llvm/ADT/StringRef.h:12,
[INFO] [stderr] warning:                  from /usr/lib/llvm-10/include/llvm/ADT/StringMap.h:16,
[INFO] [stderr] warning:                  from /usr/lib/llvm-10/include/llvm/Support/Host.h:16,
[INFO] [stderr] warning:                  from /opt/rustwide/workdir/src/lib.rs:35:
[INFO] [stderr] warning: /usr/lib/llvm-10/include/llvm/Support/Compiler.h: In function 'void* llvm::allocate_buffer(size_t, size_t)':
[INFO] [stderr] warning: /usr/lib/llvm-10/include/llvm/Support/Compiler.h:557:50: warning: unused parameter 'Alignment' [-Wunused-parameter]
[INFO] [stderr] warning:   557 | inline void *allocate_buffer(size_t Size, size_t Alignment) {
[INFO] [stderr] warning:       |                                           ~~~~~~~^~~~~~~~~
[INFO] [stderr] warning: /usr/lib/llvm-10/include/llvm/Support/Compiler.h: In function 'void llvm::deallocate_buffer(void*, size_t, size_t)':
[INFO] [stderr] warning: /usr/lib/llvm-10/include/llvm/Support/Compiler.h:573:62: warning: unused parameter 'Alignment' [-Wunused-parameter]
[INFO] [stderr] warning:   573 | inline void deallocate_buffer(void *Ptr, size_t Size, size_t Alignment) {
[INFO] [stderr] warning:       |                                                       ~~~~~~~^~~~~~~~~
[INFO] [stderr] warning: In file included from /usr/lib/llvm-10/include/llvm/Support/Host.h:16,
[INFO] [stderr] warning:                  from /opt/rustwide/workdir/src/lib.rs:35:
[INFO] [stderr] warning: /usr/lib/llvm-10/include/llvm/ADT/StringMap.h: In constructor 'llvm::StringMapEntryStorage<llvm::NoneType>::StringMapEntryStorage(size_t, llvm::NoneType)':
[INFO] [stderr] warning: /usr/lib/llvm-10/include/llvm/ADT/StringMap.h:147:58: warning: unused parameter 'none' [-Wunused-parameter]
[INFO] [stderr] warning:   147 |   explicit StringMapEntryStorage(size_t strLen, NoneType none = None)
[INFO] [stderr] warning:       |                                                 ~~~~~~~~~^~~~~~~~~~~
[INFO] [stderr]  Documenting predicator v0.0.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the feature `specialization` is incomplete and may not be safe to use and/or cause compiler crashes
[INFO] [stdout]  --> src/lib.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | #![feature(specialization)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(incomplete_features)]` on by default
[INFO] [stdout]   = note: see issue #31844 <https://github.com/rust-lang/rust/issues/31844> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[inline]` is ignored on function prototypes
[INFO] [stdout]  --> src/llvm/ir/ToLLVMBasicBlockRef.rs:7:2
[INFO] [stdout]   |
[INFO] [stdout] 7 |     #[inline(always)]
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[inline]` is ignored on function prototypes
[INFO] [stdout]  --> src/llvm/ir/ToLLVMValueRefWrapper.rs:7:2
[INFO] [stdout]   |
[INFO] [stdout] 7 |     #[inline(always)]
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[inline]` is ignored on function prototypes
[INFO] [stdout]  --> src/llvm/ir/ToReference.rs:7:2
[INFO] [stdout]   |
[INFO] [stdout] 7 |     #[inline(always)]
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[inline]` is ignored on function prototypes
[INFO] [stdout]  --> src/llvm/ir/builder/Builder.rs:7:2
[INFO] [stdout]   |
[INFO] [stdout] 7 |     #[inline(always)]
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[inline]` is ignored on function prototypes
[INFO] [stdout]   --> src/llvm/ir/builder/Builder.rs:10:2
[INFO] [stdout]    |
[INFO] [stdout] 10 |     #[inline(always)]
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[inline]` is ignored on function prototypes
[INFO] [stdout]   --> src/llvm/ir/builder/Builder.rs:13:2
[INFO] [stdout]    |
[INFO] [stdout] 13 |     #[inline(always)]
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[inline]` is ignored on function prototypes
[INFO] [stdout]   --> src/llvm/ir/builder/Builder.rs:16:2
[INFO] [stdout]    |
[INFO] [stdout] 16 |     #[inline(always)]
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[inline]` is ignored on function prototypes
[INFO] [stdout]   --> src/llvm/ir/builder/Builder.rs:19:2
[INFO] [stdout]    |
[INFO] [stdout] 19 |     #[inline(always)]
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[inline]` is ignored on function prototypes
[INFO] [stdout]   --> src/llvm/ir/builder/Builder.rs:22:2
[INFO] [stdout]    |
[INFO] [stdout] 22 |     #[inline(always)]
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[inline]` is ignored on function prototypes
[INFO] [stdout]   --> src/llvm/ir/builder/Builder.rs:25:2
[INFO] [stdout]    |
[INFO] [stdout] 25 |     #[inline(always)]
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[inline]` is ignored on function prototypes
[INFO] [stdout]   --> src/llvm/ir/builder/Builder.rs:28:2
[INFO] [stdout]    |
[INFO] [stdout] 28 |     #[inline(always)]
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[inline]` is ignored on function prototypes
[INFO] [stdout]   --> src/llvm/ir/builder/Builder.rs:31:2
[INFO] [stdout]    |
[INFO] [stdout] 31 |     #[inline(always)]
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[inline]` is ignored on function prototypes
[INFO] [stdout]   --> src/llvm/ir/builder/Builder.rs:34:2
[INFO] [stdout]    |
[INFO] [stdout] 34 |     #[inline(always)]
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[inline]` is ignored on function prototypes
[INFO] [stdout]   --> src/llvm/ir/builder/Builder.rs:37:2
[INFO] [stdout]    |
[INFO] [stdout] 37 |     #[inline(always)]
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[inline]` is ignored on function prototypes
[INFO] [stdout]   --> src/llvm/ir/builder/Builder.rs:40:2
[INFO] [stdout]    |
[INFO] [stdout] 40 |     #[inline(always)]
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[inline]` is ignored on function prototypes
[INFO] [stdout]   --> src/llvm/ir/builder/Builder.rs:43:2
[INFO] [stdout]    |
[INFO] [stdout] 43 |     #[inline(always)]
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[inline]` is ignored on function prototypes
[INFO] [stdout]   --> src/llvm/ir/builder/Builder.rs:46:2
[INFO] [stdout]    |
[INFO] [stdout] 46 |     #[inline(always)]
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[inline]` is ignored on function prototypes
[INFO] [stdout]  --> src/llvm/ir/values/Value.rs:7:2
[INFO] [stdout]   |
[INFO] [stdout] 7 |     #[inline(always)]
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[inline]` is ignored on function prototypes
[INFO] [stdout]   --> src/llvm/ir/values/Value.rs:10:2
[INFO] [stdout]    |
[INFO] [stdout] 10 |     #[inline(always)]
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 20 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.82s
[INFO] running `Command { std: "docker" "inspect" "b4daf5097df5a57ee3d122fab2c39c24aa1ae5595dc63d606f82c86aa3bfb378", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4daf5097df5a57ee3d122fab2c39c24aa1ae5595dc63d606f82c86aa3bfb378", kill_on_drop: false }`
[INFO] [stdout] b4daf5097df5a57ee3d122fab2c39c24aa1ae5595dc63d606f82c86aa3bfb378