[INFO] fetching crate trie-db 0.12.4...
[INFO] extracting crate trie-db 0.12.4 into work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/reg/trie-db/0.12.4
[INFO] extracting crate trie-db 0.12.4 into work/ex/pr-62133/sources/try#8ec8125bea94852768b56958f05da47666c21ab0/reg/trie-db/0.12.4
[INFO] validating manifest of trie-db-0.12.4 on toolchain master#5f9c0448dde167128d668da4555879f64e56af1d
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of trie-db-0.12.4 on toolchain try#8ec8125bea94852768b56958f05da47666c21ab0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8ec8125bea94852768b56958f05da47666c21ab0-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing trie-db-0.12.4
[INFO] finished frobbing trie-db-0.12.4
[INFO] frobbed toml for trie-db-0.12.4 written to work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/reg/trie-db/0.12.4/Cargo.toml
[INFO] started frobbing trie-db-0.12.4
[INFO] finished frobbing trie-db-0.12.4
[INFO] frobbed toml for trie-db-0.12.4 written to work/ex/pr-62133/sources/try#8ec8125bea94852768b56958f05da47666c21ab0/reg/trie-db/0.12.4/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8ec8125bea94852768b56958f05da47666c21ab0-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8ec8125bea94852768b56958f05da47666c21ab0-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking trie-db-0.12.4 against master#5f9c0448dde167128d668da4555879f64e56af1d for pr-62133
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62133/worker-5/master#5f9c0448dde167128d668da4555879f64e56af1d:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/reg/trie-db/0.12.4:/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=forbid" "-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" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 21be612544091a7702a10f5c61722b5fe23db1578aeb27b600f457c59c6d7ae2
[INFO] running `"docker" "start" "-a" "21be612544091a7702a10f5c61722b5fe23db1578aeb27b600f457c59c6d7ae2"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]     Checking hash-db v0.12.4
[INFO] [stderr]     Checking hashmap_core v0.1.10
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling hex-literal-impl v0.1.2
[INFO] [stderr]     Checking elastic-array v0.10.2
[INFO] [stderr]    Compiling malloc_size_of_derive v0.1.0
[INFO] [stderr]     Checking env_logger v0.6.1
[INFO] [stderr]     Checking criterion v0.2.11
[INFO] [stderr]     Checking trie-root v0.12.4
[INFO] [stderr]     Checking hex-literal v0.1.4
[INFO] [stderr]     Checking tiny-keccak v1.5.0
[INFO] [stderr]     Checking hash256-std-hasher v0.12.4
[INFO] [stderr]     Checking keccak-hasher v0.12.4
[INFO] [stderr]     Checking trie-standardmap v0.12.4
[INFO] [stderr]     Checking parity-util-mem v0.1.0
[INFO] [stderr]     Checking memory-db v0.12.4
[INFO] [stderr]     Checking trie-db v0.12.4 (/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] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "21be612544091a7702a10f5c61722b5fe23db1578aeb27b600f457c59c6d7ae2"`
[INFO] running `"docker" "rm" "-f" "21be612544091a7702a10f5c61722b5fe23db1578aeb27b600f457c59c6d7ae2"`
[INFO] [stdout] 21be612544091a7702a10f5c61722b5fe23db1578aeb27b600f457c59c6d7ae2