[INFO] crate earthwyrm 0.2.0 is already in cache
[INFO] testing earthwyrm-0.2.0 against beta-2020-06-03 for beta-1.45-1
[INFO] extracting crate earthwyrm 0.2.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate earthwyrm 0.2.0 on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate earthwyrm 0.2.0
[INFO] finished tweaking crates.io crate earthwyrm 0.2.0
[INFO] tweaked toml for crates.io crate earthwyrm 0.2.0 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+beta-2020-06-03" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] cfbcf410a70969cebcd9a5056ebcde121be0a77e0eef08978eada6e2a6c7bd0a
[INFO] running `"docker" "start" "-a" "cfbcf410a70969cebcd9a5056ebcde121be0a77e0eef08978eada6e2a6c7bd0a"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling fallible-iterator v0.1.6
[INFO] [stderr]    Compiling hex v0.2.0
[INFO] [stderr]    Compiling utf-8 v0.7.5
[INFO] [stderr]    Compiling scoped-tls v1.0.0
[INFO] [stderr]    Compiling urlencoding v1.0.0
[INFO] [stderr]    Compiling block-buffer v0.3.3
[INFO] [stderr]    Compiling stringprep v0.1.2
[INFO] [stderr]    Compiling base64 v0.6.0
[INFO] [stderr]    Compiling twoway v0.1.8
[INFO] [stderr]    Compiling buf_redux v0.8.4
[INFO] [stderr]    Compiling mvt v0.5.3
[INFO] [stderr]    Compiling phf_shared v0.7.24
[INFO] [stderr]    Compiling hmac v0.5.0
[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/mvt-0.5.3/src/vector_tile.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-073b31027faf4f6d/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]    Compiling phf v0.7.24
[INFO] [stderr]    Compiling sha2 v0.7.1
[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 `mvt`.
[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" "cfbcf410a70969cebcd9a5056ebcde121be0a77e0eef08978eada6e2a6c7bd0a"`
[INFO] running `"docker" "rm" "-f" "cfbcf410a70969cebcd9a5056ebcde121be0a77e0eef08978eada6e2a6c7bd0a"`
[INFO] [stdout] cfbcf410a70969cebcd9a5056ebcde121be0a77e0eef08978eada6e2a6c7bd0a