[INFO] crate bitcoin-chain 0.3.1 is already in cache
[INFO] extracting crate bitcoin-chain 0.3.1 into work/ex/beta-1.37-6/sources/1.36.0/reg/bitcoin-chain/0.3.1
[INFO] extracting crate bitcoin-chain 0.3.1 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/bitcoin-chain/0.3.1
[INFO] validating manifest of bitcoin-chain-0.3.1 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 bitcoin-chain-0.3.1 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 bitcoin-chain-0.3.1
[INFO] finished frobbing bitcoin-chain-0.3.1
[INFO] frobbed toml for bitcoin-chain-0.3.1 written to work/ex/beta-1.37-6/sources/1.36.0/reg/bitcoin-chain/0.3.1/Cargo.toml
[INFO] started frobbing bitcoin-chain-0.3.1
[INFO] finished frobbing bitcoin-chain-0.3.1
[INFO] frobbed toml for bitcoin-chain-0.3.1 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/bitcoin-chain/0.3.1/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 bitcoin-chain-0.3.1 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-6/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/bitcoin-chain/0.3.1:/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] 1eab6d031af7a7b71dae5a0a390c32a07456b09d35ddf320cfbccdf4fc70d83a
[INFO] running `"docker" "start" "-a" "1eab6d031af7a7b71dae5a0a390c32a07456b09d35ddf320cfbccdf4fc70d83a"`
[INFO] [stderr]    Compiling cc v1.0.26
[INFO] [stderr]    Compiling bech32 v0.5.0
[INFO] [stderr]    Compiling bitcoin-bech32 v0.8.1
[INFO] [stderr]    Compiling secp256k1 v0.11.6
[INFO] [stderr]    Compiling bitcoin v0.15.1
[INFO] [stderr]    Compiling bitcoin-chain v0.3.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.95s
[INFO] running `"docker" "inspect" "1eab6d031af7a7b71dae5a0a390c32a07456b09d35ddf320cfbccdf4fc70d83a"`
[INFO] running `"docker" "rm" "-f" "1eab6d031af7a7b71dae5a0a390c32a07456b09d35ddf320cfbccdf4fc70d83a"`
[INFO] [stdout] 1eab6d031af7a7b71dae5a0a390c32a07456b09d35ddf320cfbccdf4fc70d83a
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/bitcoin-chain/0.3.1:/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" "test" "--frozen" "--no-run"`
[INFO] [stdout] 771460e5de0f8d0336a853eaecf154c8fd015badb602f0882348bddd7d285db4
[INFO] running `"docker" "start" "-a" "771460e5de0f8d0336a853eaecf154c8fd015badb602f0882348bddd7d285db4"`
[INFO] [stderr]    Compiling bitcoin-chain v0.3.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.42s
[INFO] running `"docker" "inspect" "771460e5de0f8d0336a853eaecf154c8fd015badb602f0882348bddd7d285db4"`
[INFO] running `"docker" "rm" "-f" "771460e5de0f8d0336a853eaecf154c8fd015badb602f0882348bddd7d285db4"`
[INFO] [stdout] 771460e5de0f8d0336a853eaecf154c8fd015badb602f0882348bddd7d285db4
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/bitcoin-chain/0.3.1:/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" "test" "--frozen"`
[INFO] [stdout] 12b97428ea4425b49559af5568023de80db43fdff77c11f73583335eb6af72f6
[INFO] running `"docker" "start" "-a" "12b97428ea4425b49559af5568023de80db43fdff77c11f73583335eb6af72f6"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/bitcoin_chain-a3d67a7eafa0e8bd
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test blockchain::tests::blockchain_serialize_test ... ok
[INFO] [stdout] test patricia_tree::tests::patricia_single_insert_lookup_delete_test ... ok
[INFO] [stdout] test patricia_tree::tests::patricia_insert_substring_keys ... ok
[INFO] [stdout] test patricia_tree::tests::patricia_iter_test ... ok
[INFO] [stdout] test patricia_tree::tests::patricia_mut_iter_test ... ok
[INFO] [stdout] test patricia_tree::tests::patricia_serialize_test ... ok
[INFO] [stdout] test patricia_tree::tests::patricia_insert_lookup_delete_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests bitcoin_chain
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "12b97428ea4425b49559af5568023de80db43fdff77c11f73583335eb6af72f6"`
[INFO] running `"docker" "rm" "-f" "12b97428ea4425b49559af5568023de80db43fdff77c11f73583335eb6af72f6"`
[INFO] [stdout] 12b97428ea4425b49559af5568023de80db43fdff77c11f73583335eb6af72f6