[INFO] crate rhododendron 0.6.0 is already in cache
[INFO] extracting crate rhododendron 0.6.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/rhododendron/0.6.0
[INFO] extracting crate rhododendron 0.6.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/rhododendron/0.6.0
[INFO] validating manifest of rhododendron-0.6.0 on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of rhododendron-0.6.0 on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing rhododendron-0.6.0
[INFO] finished frobbing rhododendron-0.6.0
[INFO] frobbed toml for rhododendron-0.6.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/rhododendron/0.6.0/Cargo.toml
[INFO] started frobbing rhododendron-0.6.0
[INFO] finished frobbing rhododendron-0.6.0
[INFO] frobbed toml for rhododendron-0.6.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/rhododendron/0.6.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing rhododendron-0.6.0 against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/rhododendron/0.6.0:/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] dd03f22a6e7070bef5935146acfb12ebc403bcf464128fb368ac1c08a2617d68
[INFO] running `"docker" "start" "-a" "dd03f22a6e7070bef5935146acfb12ebc403bcf464128fb368ac1c08a2617d68"`
[INFO] [stderr]    Compiling rhododendron v0.6.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.45s
[INFO] running `"docker" "inspect" "dd03f22a6e7070bef5935146acfb12ebc403bcf464128fb368ac1c08a2617d68"`
[INFO] running `"docker" "rm" "-f" "dd03f22a6e7070bef5935146acfb12ebc403bcf464128fb368ac1c08a2617d68"`
[INFO] [stdout] dd03f22a6e7070bef5935146acfb12ebc403bcf464128fb368ac1c08a2617d68
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/rhododendron/0.6.0:/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 1f0bba54f2bf486c29e2e2f82630d49edd94d37822edf3b7a430e7a766730604
[INFO] running `"docker" "start" "-a" "1f0bba54f2bf486c29e2e2f82630d49edd94d37822edf3b7a430e7a766730604"`
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling bitvec v0.11.3
[INFO] [stderr]    Compiling byte-slice-cast v0.3.2
[INFO] [stderr]    Compiling tokio-timer v0.1.2
[INFO] [stderr]    Compiling toml v0.5.3
[INFO] [stderr]    Compiling proc-macro-crate v0.1.4
[INFO] [stderr]    Compiling parity-codec-derive v3.3.0
[INFO] [stderr]    Compiling parity-codec v4.1.4
[INFO] [stderr]    Compiling rhododendron v0.6.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/tests.rs:131:26
[INFO] [stderr]     |
[INFO] [stderr] 131 |     type RoundTimeout = Box<Future<Item=(), Error=Error>>;
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item=(), Error=Error>`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 31.20s
[INFO] running `"docker" "inspect" "1f0bba54f2bf486c29e2e2f82630d49edd94d37822edf3b7a430e7a766730604"`
[INFO] running `"docker" "rm" "-f" "1f0bba54f2bf486c29e2e2f82630d49edd94d37822edf3b7a430e7a766730604"`
[INFO] [stdout] 1f0bba54f2bf486c29e2e2f82630d49edd94d37822edf3b7a430e7a766730604
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/rhododendron/0.6.0:/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 0e471837ae4d2f9a0325adeab8401cf6b1647db4695fcb05a158f645d8a3960e
[INFO] running `"docker" "start" "-a" "0e471837ae4d2f9a0325adeab8401cf6b1647db4695fcb05a158f645d8a3960e"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rhododendron-5237abce3bf4b1e6
[INFO] [stdout] 
[INFO] [stdout] running 20 tests
[INFO] [stdout] test accumulator::tests::double_prepare_is_misbehavior ... ok
[INFO] [stdout] test accumulator::tests::double_commit_is_misbehavior ... ok
[INFO] [stdout] test accumulator::tests::conclude_without_prepare ... ok
[INFO] [stdout] test accumulator::tests::double_propose_is_misbehavior ... ok
[INFO] [stdout] test accumulator::tests::prepare_to_advance ... ok
[INFO] [stdout] test accumulator::tests::justification_checks_out ... ok
[INFO] [stdout] test accumulator::tests::begin_to_advance ... ok
[INFO] [stdout] test accumulator::tests::prepare_to_commit ... ok
[INFO] [stdout] test accumulator::tests::conclude_different_than_proposed ... ok
[INFO] [stdout] test accumulator::tests::accepts_proposal_from_proposer_only ... ok
[INFO] [stdout] test accumulator::tests::propose_after_advance_does_not_clobber_state ... ok
[INFO] [stdout] test accumulator::tests::propose_after_committed_does_not_clobber_state ... ok
[INFO] [stdout] test accumulator::tests::propose_after_prepared_does_not_clobber_state ... ok
[INFO] [stdout] test accumulator::tests::reaches_prepare_phase ... ok
[INFO] [stdout] test tests::consensus_completes_with_minimum_good_all_initial_proposals_bad ... ok
[INFO] [stdout] test tests::consensus_completes_with_minimum_good ... ok
[INFO] [stdout] test tests::threshold_plus_one_locked_on_bad_proposal ... ok
[INFO] [stdout] test tests::threshold_plus_one_locked_on_proposal_only_one_with_candidate ... ok
[INFO] [stdout] test tests::consensus_completes_even_when_nodes_start_with_a_delay ... ok
[INFO] [stdout] test tests::consensus_does_not_complete_without_enough_nodes ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 20 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rhododendron
[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" "0e471837ae4d2f9a0325adeab8401cf6b1647db4695fcb05a158f645d8a3960e"`
[INFO] running `"docker" "rm" "-f" "0e471837ae4d2f9a0325adeab8401cf6b1647db4695fcb05a158f645d8a3960e"`
[INFO] [stdout] 0e471837ae4d2f9a0325adeab8401cf6b1647db4695fcb05a158f645d8a3960e