[INFO] crate openrtb 0.1.0 is already in cache
[INFO] extracting crate openrtb 0.1.0 into work/ex/beta-1.37-6/sources/1.36.0/reg/openrtb/0.1.0
[INFO] extracting crate openrtb 0.1.0 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/openrtb/0.1.0
[INFO] validating manifest of openrtb-0.1.0 on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of openrtb-0.1.0 on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing openrtb-0.1.0
[INFO] finished frobbing openrtb-0.1.0
[INFO] frobbed toml for openrtb-0.1.0 written to work/ex/beta-1.37-6/sources/1.36.0/reg/openrtb/0.1.0/Cargo.toml
[INFO] started frobbing openrtb-0.1.0
[INFO] finished frobbing openrtb-0.1.0
[INFO] frobbed toml for openrtb-0.1.0 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/openrtb/0.1.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing openrtb-0.1.0 against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/openrtb/0.1.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] 069b6f26528459afe2f6d072c4a09093bd40497afb35655da25ef83d62f70ebf
[INFO] running `"docker" "start" "-a" "069b6f26528459afe2f6d072c4a09093bd40497afb35655da25ef83d62f70ebf"`
[INFO] [stderr]    Compiling serde_derive v1.0.98
[INFO] [stderr]    Compiling phf_macros v0.7.24
[INFO] [stderr]    Compiling openrtb v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] error: /opt/crater/target/debug/deps/libphf_macros-fed06a9d83988353.so: undefined symbol: __rustc_plugin_registrar_2e6caba642ee1928c077104c2f682c45__
[INFO] [stderr]   --> src/lib.rs:12:11
[INFO] [stderr]    |
[INFO] [stderr] 12 | #![plugin(phf_macros)]
[INFO] [stderr]    |           ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `openrtb`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "069b6f26528459afe2f6d072c4a09093bd40497afb35655da25ef83d62f70ebf"`
[INFO] running `"docker" "rm" "-f" "069b6f26528459afe2f6d072c4a09093bd40497afb35655da25ef83d62f70ebf"`
[INFO] [stdout] 069b6f26528459afe2f6d072c4a09093bd40497afb35655da25ef83d62f70ebf