[INFO] fetching crate wasm-bindgen-futures 0.3.19...
[INFO] extracting crate wasm-bindgen-futures 0.3.19 into work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/reg/wasm-bindgen-futures/0.3.19
[INFO] extracting crate wasm-bindgen-futures 0.3.19 into work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/reg/wasm-bindgen-futures/0.3.19
[INFO] validating manifest of wasm-bindgen-futures-0.3.19 on toolchain master#c8865d8e195813ade6b84434ac9f8850e7112d1a
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of wasm-bindgen-futures-0.3.19 on toolchain try#e212b7d492c96d3837691ba29d32d5f468933fb8
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing wasm-bindgen-futures-0.3.19
[INFO] finished frobbing wasm-bindgen-futures-0.3.19
[INFO] frobbed toml for wasm-bindgen-futures-0.3.19 written to work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/reg/wasm-bindgen-futures/0.3.19/Cargo.toml
[INFO] started frobbing wasm-bindgen-futures-0.3.19
[INFO] finished frobbing wasm-bindgen-futures-0.3.19
[INFO] frobbed toml for wasm-bindgen-futures-0.3.19 written to work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/reg/wasm-bindgen-futures/0.3.19/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing wasm-bindgen-futures-0.3.19 against try#e212b7d492c96d3837691ba29d32d5f468933fb8 for pr-61629
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-6/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/reg/wasm-bindgen-futures/0.3.19:/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" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "build" "--frozen"`
[INFO] [stdout] 66ba5c15de69807aa2a19d6ffb95bb24a0c6bf142d91b8d5fadc1f1230be25c9
[INFO] running `"docker" "start" "-a" "66ba5c15de69807aa2a19d6ffb95bb24a0c6bf142d91b8d5fadc1f1230be25c9"`
[INFO] [stderr]    Compiling js-sys v0.3.22
[INFO] [stderr]    Compiling wasm-bindgen-futures v0.3.19 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:128:32
[INFO] [stderr]     |
[INFO] [stderr] 128 |     callbacks: Option<(Closure<FnMut(JsValue)>, Closure<FnMut(JsValue)>)>,
[INFO] [stderr]     |                                ^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(JsValue)`
[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/lib.rs:128:57
[INFO] [stderr]     |
[INFO] [stderr] 128 |     callbacks: Option<(Closure<FnMut(JsValue)>, Closure<FnMut(JsValue)>)>,
[INFO] [stderr]     |                                                         ^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(JsValue)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:144:19
[INFO] [stderr]     |
[INFO] [stderr] 144 |         }) as Box<FnMut(_)>);
[INFO] [stderr]     |                   ^^^^^^^^ help: use `dyn`: `dyn FnMut(_)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:148:19
[INFO] [stderr]     |
[INFO] [stderr] 148 |         }) as Box<FnMut(_)>);
[INFO] [stderr]     |                   ^^^^^^^^ help: use `dyn`: `dyn FnMut(_)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:225:35
[INFO] [stderr]     |
[INFO] [stderr] 225 | fn _future_to_promise(future: Box<Future<Item = JsValue, Error = JsValue>>) -> Promise {
[INFO] [stderr]     |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = JsValue, Error = JsValue>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:239:34
[INFO] [stderr]     |
[INFO] [stderr] 239 |         spawn: RefCell<Spawn<Box<Future<Item = JsValue, Error = JsValue>>>>,
[INFO] [stderr]     |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = JsValue, Error = JsValue>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:371:23
[INFO] [stderr]     |
[INFO] [stderr] 371 |             }) as Box<FnMut(JsValue)>);
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(JsValue)`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.97s
[INFO] running `"docker" "inspect" "66ba5c15de69807aa2a19d6ffb95bb24a0c6bf142d91b8d5fadc1f1230be25c9"`
[INFO] running `"docker" "rm" "-f" "66ba5c15de69807aa2a19d6ffb95bb24a0c6bf142d91b8d5fadc1f1230be25c9"`
[INFO] [stdout] 66ba5c15de69807aa2a19d6ffb95bb24a0c6bf142d91b8d5fadc1f1230be25c9
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-6/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/reg/wasm-bindgen-futures/0.3.19:/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" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] d45d09b2b9c10e21a00be99ee0161cd04eed4c2d2826b9b8d87b645d95ea4071
[INFO] running `"docker" "start" "-a" "d45d09b2b9c10e21a00be99ee0161cd04eed4c2d2826b9b8d87b645d95ea4071"`
[INFO] [stderr]    Compiling wasm-bindgen-futures v0.3.19 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:128:32
[INFO] [stderr]     |
[INFO] [stderr] 128 |     callbacks: Option<(Closure<FnMut(JsValue)>, Closure<FnMut(JsValue)>)>,
[INFO] [stderr]     |                                ^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(JsValue)`
[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/lib.rs:128:57
[INFO] [stderr]     |
[INFO] [stderr] 128 |     callbacks: Option<(Closure<FnMut(JsValue)>, Closure<FnMut(JsValue)>)>,
[INFO] [stderr]     |                                                         ^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(JsValue)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:144:19
[INFO] [stderr]     |
[INFO] [stderr] 144 |         }) as Box<FnMut(_)>);
[INFO] [stderr]     |                   ^^^^^^^^ help: use `dyn`: `dyn FnMut(_)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:148:19
[INFO] [stderr]     |
[INFO] [stderr] 148 |         }) as Box<FnMut(_)>);
[INFO] [stderr]     |                   ^^^^^^^^ help: use `dyn`: `dyn FnMut(_)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:225:35
[INFO] [stderr]     |
[INFO] [stderr] 225 | fn _future_to_promise(future: Box<Future<Item = JsValue, Error = JsValue>>) -> Promise {
[INFO] [stderr]     |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = JsValue, Error = JsValue>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:239:34
[INFO] [stderr]     |
[INFO] [stderr] 239 |         spawn: RefCell<Spawn<Box<Future<Item = JsValue, Error = JsValue>>>>,
[INFO] [stderr]     |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = JsValue, Error = JsValue>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:371:23
[INFO] [stderr]     |
[INFO] [stderr] 371 |             }) as Box<FnMut(JsValue)>);
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(JsValue)`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.04s
[INFO] running `"docker" "inspect" "d45d09b2b9c10e21a00be99ee0161cd04eed4c2d2826b9b8d87b645d95ea4071"`
[INFO] running `"docker" "rm" "-f" "d45d09b2b9c10e21a00be99ee0161cd04eed4c2d2826b9b8d87b645d95ea4071"`
[INFO] [stdout] d45d09b2b9c10e21a00be99ee0161cd04eed4c2d2826b9b8d87b645d95ea4071
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-6/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/reg/wasm-bindgen-futures/0.3.19:/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" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "test" "--frozen"`
[INFO] [stdout] 961b1bbaf4be361fae668afea75f0050d30933e895195f7e143bc9efca5ce8e6
[INFO] running `"docker" "start" "-a" "961b1bbaf4be361fae668afea75f0050d30933e895195f7e143bc9efca5ce8e6"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/wasm_bindgen_futures-154fdfdb1341dd57
[INFO] [stderr]      Running /opt/crater/target/debug/deps/tests-814b51737f64a865
[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] [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 wasm-bindgen-futures
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs -  (line 35) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "961b1bbaf4be361fae668afea75f0050d30933e895195f7e143bc9efca5ce8e6"`
[INFO] running `"docker" "rm" "-f" "961b1bbaf4be361fae668afea75f0050d30933e895195f7e143bc9efca5ce8e6"`
[INFO] [stdout] 961b1bbaf4be361fae668afea75f0050d30933e895195f7e143bc9efca5ce8e6