[INFO] fetching crate qni-connector-ws-rs 0.2.6...
[INFO] testing qni-connector-ws-rs-0.2.6 against 1.44.0 for beta-1.45-1
[INFO] extracting crate qni-connector-ws-rs 0.2.6 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate qni-connector-ws-rs 0.2.6 on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate qni-connector-ws-rs 0.2.6
[INFO] finished tweaking crates.io crate qni-connector-ws-rs 0.2.6
[INFO] tweaked toml for crates.io crate qni-connector-ws-rs 0.2.6 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "RUSTFLAGS=--cap-lints=warn" "-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" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "build" "--frozen"`
[INFO] [stdout] df8a50982bdd918ae11cc49d2abf79738215793b827756afb79baed337a283b5
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "df8a50982bdd918ae11cc49d2abf79738215793b827756afb79baed337a283b5"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling byte-tools v0.3.1
[INFO] [stderr]    Compiling protobuf v2.14.0
[INFO] [stderr]    Compiling opaque-debug v0.2.3
[INFO] [stderr]    Compiling fake-simd v0.1.2
[INFO] [stderr]    Compiling atomic-option v0.1.2
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling mio-extras v2.0.6
[INFO] [stderr]    Compiling digest v0.8.1
[INFO] [stderr]    Compiling block-padding v0.1.5
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling sha-1 v0.8.2
[INFO] [stderr]    Compiling ws v0.9.1
[INFO] [stderr]    Compiling chrono v0.4.11
[INFO] [stderr]    Compiling qni-core-rs v0.3.2
[INFO] [stderr] error[E0425]: cannot find value `VERSION_2_8_1` in crate `protobuf`
[INFO] [stderr]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/qni-core-rs-0.3.2/src/protos/qni_api.rs:27:49
[INFO] [stderr]    |
[INFO] [stderr] 27 | const _PROTOBUF_VERSION_CHECK: () = ::protobuf::VERSION_2_8_1;
[INFO] [stderr]    |                                                 ^^^^^^^^^^^^^ help: a constant with a similar name exists: `VERSION_2_14_0`
[INFO] [stderr]    | 
[INFO] [stderr]   ::: /opt/rustwide/target/debug/build/protobuf-9c74cf63a411ed21/out/version.rs:7:1
[INFO] [stderr]    |
[INFO] [stderr] 7  | pub const VERSION_2_14_0: () = ();
[INFO] [stderr]    | ---------------------------------- similarly named constant `VERSION_2_14_0` defined here
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0425`.
[INFO] [stderr] error: could not compile `qni-core-rs`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "df8a50982bdd918ae11cc49d2abf79738215793b827756afb79baed337a283b5"`
[INFO] running `"docker" "rm" "-f" "df8a50982bdd918ae11cc49d2abf79738215793b827756afb79baed337a283b5"`
[INFO] [stdout] df8a50982bdd918ae11cc49d2abf79738215793b827756afb79baed337a283b5