[INFO] updating cached repository vorner/corona
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/vorner/corona
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/vorner/corona" "work/ex/beta-1.38-1/sources/1.37.0/gh/vorner/corona"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/vorner/corona'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/vorner/corona" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/vorner/corona"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/vorner/corona'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 822ca1c7a4b43deb8eb767c8d394d05466457144
[INFO] sha for GitHub repo vorner/corona: 822ca1c7a4b43deb8eb767c8d394d05466457144
[INFO] validating manifest of vorner/corona 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 vorner/corona 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 vorner/corona
[INFO] removed 0 missing tests
[INFO] removed workspace from vorner/corona
[INFO] finished frobbing vorner/corona
[INFO] frobbed toml for vorner/corona written to work/ex/beta-1.38-1/sources/1.37.0/gh/vorner/corona/Cargo.toml
[INFO] started frobbing vorner/corona
[INFO] removed 0 missing tests
[INFO] removed workspace from vorner/corona
[INFO] finished frobbing vorner/corona
[INFO] frobbed toml for vorner/corona written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/vorner/corona/Cargo.toml
[INFO] crate vorner/corona already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] error: the lock file /mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/vorner/corona/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[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 vorner/corona 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-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/vorner/corona:/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] 6233b7ee3de841109f67b93a1876114621a53a28b77bf700b4a7a03b03cd182a
[INFO] running `"docker" "start" "-a" "6233b7ee3de841109f67b93a1876114621a53a28b77bf700b4a7a03b03cd182a"`
[INFO] [stderr]    Compiling context v2.1.0
[INFO] [stderr]    Compiling tokio-io v0.1.12
[INFO] [stderr]    Compiling mio-uds v0.6.7
[INFO] [stderr]    Compiling tokio-reactor v0.1.9
[INFO] [stderr]    Compiling tokio-codec v0.1.1
[INFO] [stderr]    Compiling tokio-fs v0.1.6
[INFO] [stderr]    Compiling tokio-uds v0.2.5
[INFO] [stderr]    Compiling tokio-tcp v0.1.3
[INFO] [stderr]    Compiling tokio-udp v0.1.3
[INFO] [stderr]    Compiling tokio v0.1.22
[INFO] [stderr]    Compiling corona v0.4.2 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/coroutine.rs:16:18
[INFO] [stderr]    |
[INFO] [stderr] 16 |     Panicked(Box<Any + Send + 'static>),
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Any + Send + 'static`
[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/errors.rs:38:18
[INFO] [stderr]    |
[INFO] [stderr] 38 |     Panicked(Box<Any + Send + 'static>),
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Any + Send + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/switch.rs:20:55
[INFO] [stderr]    |
[INFO] [stderr] 20 |         (Context, ProtectedFixedSizeStack, Option<Box<Any + Send>>);
[INFO] [stderr]    |                                                       ^^^^^^^^^^ help: use `dyn`: `dyn Any + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/switch.rs:26:55
[INFO] [stderr]    |
[INFO] [stderr] 26 |         (Context, ProtectedFixedSizeStack, Option<Box<Any + Send>>),
[INFO] [stderr]    |                                                       ^^^^^^^^^^ help: use `dyn`: `dyn Any + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/switch.rs:29:55
[INFO] [stderr]    |
[INFO] [stderr] 29 |         (Context, ProtectedFixedSizeStack, Option<Box<Any + Send>>)
[INFO] [stderr]    |                                                       ^^^^^^^^^^ help: use `dyn`: `dyn Any + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/switch.rs:36:22
[INFO] [stderr]    |
[INFO] [stderr] 36 | type BoxedTask = Box<BoxableTask>;
[INFO] [stderr]    |                      ^^^^^^^^^^^ help: use `dyn`: `dyn BoxableTask`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/switch.rs:39:27
[INFO] [stderr]    |
[INFO] [stderr] 39 |     pub(crate) poll: *mut FnMut() -> Poll<(), ()>,
[INFO] [stderr]    |                           ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut() -> Poll<(), ()>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/switch.rs:158:20
[INFO] [stderr]     |
[INFO] [stderr] 158 |         panic: Box<Any + Send>,
[INFO] [stderr]     |                    ^^^^^^^^^^ help: use `dyn`: `dyn Any + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/switch.rs:172:27
[INFO] [stderr]     |
[INFO] [stderr] 172 |         panic: Option<Box<Any + Send>>,
[INFO] [stderr]     |                           ^^^^^^^^^^ help: use `dyn`: `dyn Any + Send`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.74s
[INFO] running `"docker" "inspect" "6233b7ee3de841109f67b93a1876114621a53a28b77bf700b4a7a03b03cd182a"`
[INFO] running `"docker" "rm" "-f" "6233b7ee3de841109f67b93a1876114621a53a28b77bf700b4a7a03b03cd182a"`
[INFO] [stdout] 6233b7ee3de841109f67b93a1876114621a53a28b77bf700b4a7a03b03cd182a
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/vorner/corona:/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] 224584901a9b1ee4357a05da79a5fe934087f1c5d2b5698c21e2a40f6d8da5ec
[INFO] running `"docker" "start" "-a" "224584901a9b1ee4357a05da79a5fe934087f1c5d2b5698c21e2a40f6d8da5ec"`
[INFO] [stderr]    Compiling pulldown-cmark v0.1.2
[INFO] [stderr]    Compiling version-sync v0.5.0
[INFO] [stderr]    Compiling corona v0.4.2 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/coroutine.rs:16:18
[INFO] [stderr]    |
[INFO] [stderr] 16 |     Panicked(Box<Any + Send + 'static>),
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Any + Send + 'static`
[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/errors.rs:38:18
[INFO] [stderr]    |
[INFO] [stderr] 38 |     Panicked(Box<Any + Send + 'static>),
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Any + Send + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/switch.rs:20:55
[INFO] [stderr]    |
[INFO] [stderr] 20 |         (Context, ProtectedFixedSizeStack, Option<Box<Any + Send>>);
[INFO] [stderr]    |                                                       ^^^^^^^^^^ help: use `dyn`: `dyn Any + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/switch.rs:26:55
[INFO] [stderr]    |
[INFO] [stderr] 26 |         (Context, ProtectedFixedSizeStack, Option<Box<Any + Send>>),
[INFO] [stderr]    |                                                       ^^^^^^^^^^ help: use `dyn`: `dyn Any + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/switch.rs:29:55
[INFO] [stderr]    |
[INFO] [stderr] 29 |         (Context, ProtectedFixedSizeStack, Option<Box<Any + Send>>)
[INFO] [stderr]    |                                                       ^^^^^^^^^^ help: use `dyn`: `dyn Any + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/switch.rs:36:22
[INFO] [stderr]    |
[INFO] [stderr] 36 | type BoxedTask = Box<BoxableTask>;
[INFO] [stderr]    |                      ^^^^^^^^^^^ help: use `dyn`: `dyn BoxableTask`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/switch.rs:39:27
[INFO] [stderr]    |
[INFO] [stderr] 39 |     pub(crate) poll: *mut FnMut() -> Poll<(), ()>,
[INFO] [stderr]    |                           ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut() -> Poll<(), ()>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/switch.rs:158:20
[INFO] [stderr]     |
[INFO] [stderr] 158 |         panic: Box<Any + Send>,
[INFO] [stderr]     |                    ^^^^^^^^^^ help: use `dyn`: `dyn Any + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/switch.rs:172:27
[INFO] [stderr]     |
[INFO] [stderr] 172 |         panic: Option<Box<Any + Send>>,
[INFO] [stderr]     |                           ^^^^^^^^^^ help: use `dyn`: `dyn Any + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> test/early_cleanup.rs:116:23
[INFO] [stderr]     |
[INFO] [stderr] 116 | fn no_stream() -> Box<Stream<Item = (), Error = ()>> {
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Stream<Item = (), Error = ()>`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 23.91s
[INFO] running `"docker" "inspect" "224584901a9b1ee4357a05da79a5fe934087f1c5d2b5698c21e2a40f6d8da5ec"`
[INFO] running `"docker" "rm" "-f" "224584901a9b1ee4357a05da79a5fe934087f1c5d2b5698c21e2a40f6d8da5ec"`
[INFO] [stdout] 224584901a9b1ee4357a05da79a5fe934087f1c5d2b5698c21e2a40f6d8da5ec
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/vorner/corona:/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] d0f2fd4eb1fc87789e313d917934f7ff99f6b1a07ce013f63b577a855213fc11
[INFO] running `"docker" "start" "-a" "d0f2fd4eb1fc87789e313d917934f7ff99f6b1a07ce013f63b577a855213fc11"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.17s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/corona-7c92e0af34f28711
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stdout] test coroutine::tests::coroutine_run ... ok
[INFO] [stdout] test coroutine::tests::leak_always ... ok
[INFO] [stdout] test coroutine::tests::spawn_some ... ok
[INFO] [stdout] test switch::tests::switch_coroutine ... ok
[INFO] [stdout] test wrappers::tests::async_sink_sender ... ok
[INFO] [stdout] test wrappers::tests::sink_sender ... ok
[INFO] [stdout] test wrappers::tests::stream_extract ... ok
[INFO] [stdout] test coroutine::tests::future_wait ... ok
[INFO] [stdout] test coroutine::tests::panic_without_coroutine ... ok
[INFO] [stdout] test coroutine::tests::panics_catch ... ok
[INFO] [stdout] test coroutine::tests::panics_run ... ok
[INFO] [stdout] test coroutine::tests::panic_in_future ... ok
[INFO] [stdout] test coroutine::tests::panics_spawn ... ok
[INFO] [stdout] test coroutine::tests::panic_leak ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/integration_tests-e9830864fbe86d74
[INFO] [stdout] running 17 tests
[INFO] [stdout] test early_cleanup::cleanup_nopanic ... ok
[INFO] [stdout] test bugreports::bug_4_weird_stack_size_assert ... ok
[INFO] [stdout] test prelude_api::iter_ok ... ok
[INFO] [stdout] test prelude_api::coro_wait ... ok
[INFO] [stdout] test prelude_api::iter_ok_many ... ok
[INFO] [stdout] test prelude_api::iter_result ... ok
[INFO] [stdout] test prelude_api::push_sink ... ok
[INFO] [stdout] test prelude_api::extract ... ok
[INFO] [stdout] test prelude_api::reference ... ok
[INFO] [stdout] test version::test_readme_deps ... ok
[INFO] [stdout] test version::test_html_root_url ... ok
[INFO] [stdout] test early_cleanup::cleanup_panic ... ok
[INFO] [stdout] test early_cleanup::stream_panic ... ok
[INFO] [stdout] test io_blocking::line_req_resp ... ok
[INFO] [stdout] test early_cleanup::cleanup_main_panic ... ok
[INFO] [stdout] test early_cleanup::stream_cleanup ... ok
[INFO] [stdout] test reentrant_wait::directly_reentrant ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 17 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests corona
[INFO] [stdout] 
[INFO] [stdout] running 15 tests
[INFO] [stdout] test src/io.rs - io::BlockingWrapper (line 24) ... ok
[INFO] [stdout] test src/lib.rs -  (line 141) ... ok
[INFO] [stdout] test src/coroutine.rs - coroutine::Coroutine::new (line 129) ... ok
[INFO] [stdout] test src/coroutine.rs - coroutine::Coroutine::with_defaults (line 197) ... ok
[INFO] [stdout] test src/coroutine.rs - coroutine::Coroutine::spawn (line 279) ... ok
[INFO] [stdout] test src/lib.rs -  (line 58) ... ok
[INFO] [stdout] test src/coroutine.rs - coroutine::Coroutine::run (line 479) ... ok
[INFO] [stdout] test src/lib.rs -  (line 214) ... ok
[INFO] [stdout] test src/prelude.rs - prelude::CoroutineFuture::coro_wait (line 46) ... ok
[INFO] [stdout] test src/lib.rs -  (line 82) ... ok
[INFO] [stdout] test src/prelude.rs - prelude::CoroutineSink::coro_send (line 315) ... ok
[INFO] [stdout] test src/prelude.rs - prelude::CoroutineStream::coro_next (line 246) ... ok
[INFO] [stdout] test src/prelude.rs - prelude::CoroutineStream::extractor (line 209) ... ok
[INFO] [stdout] test src/prelude.rs - prelude::CoroutineStream::iter_result (line 161) ... ok
[INFO] [stdout] test src/prelude.rs - prelude::CoroutineStream::iter_ok (line 110) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "d0f2fd4eb1fc87789e313d917934f7ff99f6b1a07ce013f63b577a855213fc11"`
[INFO] running `"docker" "rm" "-f" "d0f2fd4eb1fc87789e313d917934f7ff99f6b1a07ce013f63b577a855213fc11"`
[INFO] [stdout] d0f2fd4eb1fc87789e313d917934f7ff99f6b1a07ce013f63b577a855213fc11