[INFO] crate qni-core-rs 0.3.2 is already in cache
[INFO] documenting qni-core-rs-0.3.2 against master#394e1b40d264aa6928811919c1124fa248e7d802 for pr-73566
[INFO] extracting crate qni-core-rs 0.3.2 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate qni-core-rs 0.3.2 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 qni-core-rs 0.3.2
[INFO] finished tweaking crates.io crate qni-core-rs 0.3.2
[INFO] tweaked toml for crates.io crate qni-core-rs 0.3.2 written to /workspace/builds/worker-10/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] [stderr]     Blocking waiting for file lock on package cache
[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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 08c81ab00ab4c6946d42a5e87fc581e764a8679657bca785c06728c2ee826a13
[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" "08c81ab00ab4c6946d42a5e87fc581e764a8679657bca785c06728c2ee826a13", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "08c81ab00ab4c6946d42a5e87fc581e764a8679657bca785c06728c2ee826a13", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08c81ab00ab4c6946d42a5e87fc581e764a8679657bca785c06728c2ee826a13", kill_on_drop: false }`
[INFO] [stdout] 08c81ab00ab4c6946d42a5e87fc581e764a8679657bca785c06728c2ee826a13
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 23ac452829cae39565e22a4c3c50351dc71116e440758cbac71404755d1cab07
[INFO] running `Command { std: "docker" "start" "-a" "23ac452829cae39565e22a4c3c50351dc71116e440758cbac71404755d1cab07", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking gimli v0.21.0
[INFO] [stderr]     Checking rustc-demangle v0.1.16
[INFO] [stderr]     Checking object v0.20.0
[INFO] [stderr]     Checking futures v0.1.29
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking chrono v0.4.11
[INFO] [stderr]     Checking addr2line v0.12.2
[INFO] [stderr]     Checking backtrace v0.3.49
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]  Documenting qni-core-rs v0.3.2 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0425]: cannot find value `VERSION_2_8_1` in crate `protobuf`
[INFO] [stdout]   --> src/protos/qni_api.rs:27:49
[INFO] [stdout]    |
[INFO] [stdout] 27 | const _PROTOBUF_VERSION_CHECK: () = ::protobuf::VERSION_2_8_1;
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^^ help: a constant with a similar name exists: `VERSION_2_15_1`
[INFO] [stdout]    | 
[INFO] [stdout]   ::: /opt/rustwide/target/debug/build/protobuf-c10b7ffe520d1a1e/out/version.rs:7:1
[INFO] [stdout]    |
[INFO] [stdout] 7  | pub const VERSION_2_15_1: () = ();
[INFO] [stdout]    | ---------------------------------- similarly named constant `VERSION_2_15_1` defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] 
[INFO] [stderr] error: Could not document `qni-core-rs`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name qni_core_rs src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --extern atomic_option=/opt/rustwide/target/debug/deps/libatomic_option-92645dcec5a02fd3.rmeta --extern chrono=/opt/rustwide/target/debug/deps/libchrono-0666fa2cda1f2bcf.rmeta --extern failure=/opt/rustwide/target/debug/deps/libfailure-c367d0a2ab2af379.rmeta --extern futures=/opt/rustwide/target/debug/deps/libfutures-02decb096191b3cd.rmeta --extern protobuf=/opt/rustwide/target/debug/deps/libprotobuf-dda944292e3594f3.rmeta --cap-lints=forbid` (exit code: 1)
[INFO] running `Command { std: "docker" "inspect" "23ac452829cae39565e22a4c3c50351dc71116e440758cbac71404755d1cab07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23ac452829cae39565e22a4c3c50351dc71116e440758cbac71404755d1cab07", kill_on_drop: false }`
[INFO] [stdout] 23ac452829cae39565e22a4c3c50351dc71116e440758cbac71404755d1cab07