[INFO] crate epoxy_streams 0.3.1 is already in cache
[INFO] extracting crate epoxy_streams 0.3.1 into work/ex/beta-1.38-1/sources/1.37.0/reg/epoxy_streams/0.3.1
[INFO] extracting crate epoxy_streams 0.3.1 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/epoxy_streams/0.3.1
[INFO] validating manifest of epoxy_streams-0.3.1 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 epoxy_streams-0.3.1 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 epoxy_streams-0.3.1
[INFO] finished frobbing epoxy_streams-0.3.1
[INFO] frobbed toml for epoxy_streams-0.3.1 written to work/ex/beta-1.38-1/sources/1.37.0/reg/epoxy_streams/0.3.1/Cargo.toml
[INFO] started frobbing epoxy_streams-0.3.1
[INFO] finished frobbing epoxy_streams-0.3.1
[INFO] frobbed toml for epoxy_streams-0.3.1 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/epoxy_streams/0.3.1/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 epoxy_streams-0.3.1 against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/epoxy_streams/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" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] f989b6c790dff48af6fdd5f503730af511cc1ec42e4a628f0a38abe2c8d554bb
[INFO] running `"docker" "start" "-a" "f989b6c790dff48af6fdd5f503730af511cc1ec42e4a628f0a38abe2c8d554bb"`
[INFO] [stderr]    Compiling epoxy_streams v0.3.1 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/reactive_value.rs:191:18
[INFO] [stderr]     |
[INFO] [stderr] 191 | impl<T: 'static> ReactiveValue<T> {
[INFO] [stderr]     |                  ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ReactiveValue<T>`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/reactive_value_operators.rs:4:18
[INFO] [stderr]   |
[INFO] [stderr] 4 | impl<T: 'static> ReactiveValue<T> {
[INFO] [stderr]   |                  ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ReactiveValue<T>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/reactive_value_operators.rs:30:17
[INFO] [stderr]    |
[INFO] [stderr] 30 |         value: &ReactiveValue<T>,
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ReactiveValue<T>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/reactive_value_operators.rs:64:17
[INFO] [stderr]    |
[INFO] [stderr] 64 |         value: &ReactiveValue<T>,
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ReactiveValue<T>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/reactive_value_operators.rs:98:30
[INFO] [stderr]    |
[INFO] [stderr] 98 |     pub fn map<U, F>(value: &ReactiveValue<T>, map_function: F) -> ReadonlyReactiveValue<U>
[INFO] [stderr]    |                              ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ReactiveValue<T>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/streams.rs:11:32
[INFO] [stderr]    |
[INFO] [stderr] 11 |     on_emit: BTreeMap<u16, Box<Fn(Arc<T>)>>,
[INFO] [stderr]    |                                ^^^^^^^^^^ help: use `dyn`: `dyn Fn(Arc<T>)`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.26s
[INFO] running `"docker" "inspect" "f989b6c790dff48af6fdd5f503730af511cc1ec42e4a628f0a38abe2c8d554bb"`
[INFO] running `"docker" "rm" "-f" "f989b6c790dff48af6fdd5f503730af511cc1ec42e4a628f0a38abe2c8d554bb"`
[INFO] [stdout] f989b6c790dff48af6fdd5f503730af511cc1ec42e4a628f0a38abe2c8d554bb
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/epoxy_streams/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" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] 0e8d42d43ba32d1a81f81b48a506d80af7602a4d0812f0aa30c598016c85f286
[INFO] running `"docker" "start" "-a" "0e8d42d43ba32d1a81f81b48a506d80af7602a4d0812f0aa30c598016c85f286"`
[INFO] [stderr]    Compiling epoxy_streams v0.3.1 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/reactive_value.rs:191:18
[INFO] [stderr]     |
[INFO] [stderr] 191 | impl<T: 'static> ReactiveValue<T> {
[INFO] [stderr]     |                  ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ReactiveValue<T>`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/reactive_value_operators.rs:4:18
[INFO] [stderr]   |
[INFO] [stderr] 4 | impl<T: 'static> ReactiveValue<T> {
[INFO] [stderr]   |                  ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ReactiveValue<T>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/reactive_value_operators.rs:30:17
[INFO] [stderr]    |
[INFO] [stderr] 30 |         value: &ReactiveValue<T>,
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ReactiveValue<T>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/reactive_value_operators.rs:64:17
[INFO] [stderr]    |
[INFO] [stderr] 64 |         value: &ReactiveValue<T>,
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ReactiveValue<T>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/reactive_value_operators.rs:98:30
[INFO] [stderr]    |
[INFO] [stderr] 98 |     pub fn map<U, F>(value: &ReactiveValue<T>, map_function: F) -> ReadonlyReactiveValue<U>
[INFO] [stderr]    |                              ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ReactiveValue<T>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/streams.rs:11:32
[INFO] [stderr]    |
[INFO] [stderr] 11 |     on_emit: BTreeMap<u16, Box<Fn(Arc<T>)>>,
[INFO] [stderr]    |                                ^^^^^^^^^^ help: use `dyn`: `dyn Fn(Arc<T>)`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.41s
[INFO] running `"docker" "inspect" "0e8d42d43ba32d1a81f81b48a506d80af7602a4d0812f0aa30c598016c85f286"`
[INFO] running `"docker" "rm" "-f" "0e8d42d43ba32d1a81f81b48a506d80af7602a4d0812f0aa30c598016c85f286"`
[INFO] [stdout] 0e8d42d43ba32d1a81f81b48a506d80af7602a4d0812f0aa30c598016c85f286
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/epoxy_streams/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" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 7f417b7fa16e2ead0bb000ff0da7412bf24d7183e6a13e2d36849d97d6ce90a3
[INFO] running `"docker" "start" "-a" "7f417b7fa16e2ead0bb000ff0da7412bf24d7183e6a13e2d36849d97d6ce90a3"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/epoxy_streams-f6d2141024e41073
[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] [stderr]    Doc-tests epoxy_streams
[INFO] [stdout] 
[INFO] [stdout] running 21 tests
[INFO] [stdout] test src/reactive_value.rs - reactive_value::WriteableReactiveValue (line 131) ... ok
[INFO] [stdout] test src/reactive_value.rs - reactive_value::ReactiveValue<T>::new (line 198) ... ok
[INFO] [stdout] test src/reactive_value.rs - reactive_value::Stream<T>::to_reactive_value (line 262) ... ok
[INFO] [stdout] test src/reactive_value_operators.rs - reactive_value_operators::ReactiveValue<T>::fallback (line 47) ... ok
[INFO] [stdout] test src/reactive_value.rs - reactive_value::ReadonlyReactiveValue (line 96) ... ok
[INFO] [stdout] test src/reactive_value.rs - reactive_value::ReactiveValue::as_stream (line 14) ... ok
[INFO] [stdout] test src/reactive_value.rs - reactive_value::ReadonlyReactiveValue (line 83) ... ok
[INFO] [stdout] test src/reactive_value_operators.rs - reactive_value_operators::ReactiveValue<T>::map (line 85) ... ok
[INFO] [stdout] test src/reactive_value_operators.rs - reactive_value_operators::ReactiveValue<T>::sanitize (line 13) ... ok
[INFO] [stdout] test src/stateless_operators.rs - stateless_operators::Stream<T>::filter (line 36) ... ok
[INFO] [stdout] test src/stateless_operators.rs - stateless_operators::Stream<T>::flat_map (line 154) ... ok
[INFO] [stdout] test src/stateful_operators.rs - stateful_operators::Stream<T>::buffer (line 114) ... ok
[INFO] [stdout] test src/stateless_operators.rs - stateless_operators::Stream<T>::map (line 76) ... ok
[INFO] [stdout] test src/stateful_operators.rs - stateful_operators::Stream<T>::count_values (line 87) ... ok
[INFO] [stdout] test src/stateful_operators.rs - stateful_operators::Stream<T>::scan (line 19) ... ok
[INFO] [stdout] test src/stateless_operators.rs - stateless_operators::Stream<T>::map_rc (line 112) ... ok
[INFO] [stdout] test src/streams.rs - streams::Stream (line 25) ... ok
[INFO] [stdout] test src/streams.rs - streams::Sink (line 83) ... ok
[INFO] [stdout] test src/streams.rs - streams::Stream (line 35) ... ok
[INFO] [stdout] test src/streams.rs - streams::Subscription (line 64) ... ok
[INFO] [stdout] test src/stream_combinators.rs - stream_combinators::merge (line 12) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 21 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "7f417b7fa16e2ead0bb000ff0da7412bf24d7183e6a13e2d36849d97d6ce90a3"`
[INFO] running `"docker" "rm" "-f" "7f417b7fa16e2ead0bb000ff0da7412bf24d7183e6a13e2d36849d97d6ce90a3"`
[INFO] [stdout] 7f417b7fa16e2ead0bb000ff0da7412bf24d7183e6a13e2d36849d97d6ce90a3