[INFO] fetching crate trie-db 0.14.0...
[INFO] extracting crate trie-db 0.14.0 into work/ex/beta-1.37-6/sources/1.36.0/reg/trie-db/0.14.0
[INFO] extracting crate trie-db 0.14.0 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/trie-db/0.14.0
[INFO] validating manifest of trie-db-0.14.0 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 trie-db-0.14.0 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 trie-db-0.14.0
[INFO] finished frobbing trie-db-0.14.0
[INFO] frobbed toml for trie-db-0.14.0 written to work/ex/beta-1.37-6/sources/1.36.0/reg/trie-db/0.14.0/Cargo.toml
[INFO] started frobbing trie-db-0.14.0
[INFO] finished frobbing trie-db-0.14.0
[INFO] frobbed toml for trie-db-0.14.0 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/trie-db/0.14.0/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 trie-db-0.14.0 against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/trie-db/0.14.0:/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" "+beta-2019-07-23" "build" "--frozen"`
[INFO] [stdout] 50b983d44ef951b57bc1b36f34caa223b3b29082e23637996e40594606e029fa
[INFO] running `"docker" "start" "-a" "50b983d44ef951b57bc1b36f34caa223b3b29082e23637996e40594606e029fa"`
[INFO] [stderr]    Compiling hashmap_core v0.1.10
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling elastic-array v0.10.2
[INFO] [stderr]    Compiling trie-db v0.14.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.40s
[INFO] running `"docker" "inspect" "50b983d44ef951b57bc1b36f34caa223b3b29082e23637996e40594606e029fa"`
[INFO] running `"docker" "rm" "-f" "50b983d44ef951b57bc1b36f34caa223b3b29082e23637996e40594606e029fa"`
[INFO] [stdout] 50b983d44ef951b57bc1b36f34caa223b3b29082e23637996e40594606e029fa
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/trie-db/0.14.0:/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" "+beta-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] 10c7165d186105fcbef7d139d2052f963039e175ef979382b397e8dd8b546024
[INFO] running `"docker" "start" "-a" "10c7165d186105fcbef7d139d2052f963039e175ef979382b397e8dd8b546024"`
[INFO] [stderr]    Compiling trie-root v0.14.0
[INFO] [stderr]    Compiling malloc_size_of_derive v0.1.0
[INFO] [stderr]    Compiling criterion v0.2.11
[INFO] [stderr]    Compiling parity-util-mem v0.2.0
[INFO] [stderr]    Compiling memory-db v0.14.0
[INFO] [stderr]    Compiling trie-db v0.14.0 (/opt/crater/workdir)
[INFO] [stderr] error[E0463]: can't find crate for `reference_trie`
[INFO] [stderr]   --> src/lib.rs:43:1
[INFO] [stderr]    |
[INFO] [stderr] 43 | extern crate reference_trie;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0463`.
[INFO] [stderr] error: Could not compile `trie-db`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "10c7165d186105fcbef7d139d2052f963039e175ef979382b397e8dd8b546024"`
[INFO] running `"docker" "rm" "-f" "10c7165d186105fcbef7d139d2052f963039e175ef979382b397e8dd8b546024"`
[INFO] [stdout] 10c7165d186105fcbef7d139d2052f963039e175ef979382b397e8dd8b546024