Dec 07 23:29:18.013 INFO testing async-await-0.2.1 against master#906deae0790bd18681b937fe9a141a3c26cf1855 for pr-56514 Dec 07 23:29:18.014 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-4/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +906deae0790bd18681b937fe9a141a3c26cf1855-alt build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"` Dec 07 23:29:18.396 INFO [stdout] 0a4495a584808274b1a9c407c4f500642d89a029320498efeb6e0ae9d524e590 Dec 07 23:29:18.399 INFO running `"docker" "start" "-a" "0a4495a584808274b1a9c407c4f500642d89a029320498efeb6e0ae9d524e590"` Dec 07 23:29:19.328 INFO [stderr] usermod: no changes Dec 07 23:29:19.387 INFO [stderr] Compiling async-await v0.2.1 (/source) Dec 07 23:29:20.040 INFO [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.69s Dec 07 23:29:20.040 INFO [stderr] su: No module specific data is present Dec 07 23:29:20.770 INFO running `"docker" "inspect" "0a4495a584808274b1a9c407c4f500642d89a029320498efeb6e0ae9d524e590"` Dec 07 23:29:21.180 INFO running `"docker" "rm" "-f" "0a4495a584808274b1a9c407c4f500642d89a029320498efeb6e0ae9d524e590"` Dec 07 23:29:21.452 INFO [stdout] 0a4495a584808274b1a9c407c4f500642d89a029320498efeb6e0ae9d524e590 Dec 07 23:29:21.454 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-4/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +906deae0790bd18681b937fe9a141a3c26cf1855-alt test --frozen --no-run" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"` Dec 07 23:29:21.905 INFO [stdout] f3fb0dcaa6548d85259b3f19a3493bc9eb3a37e206d56515ef1fe7a027ba7482 Dec 07 23:29:21.912 INFO running `"docker" "start" "-a" "f3fb0dcaa6548d85259b3f19a3493bc9eb3a37e206d56515ef1fe7a027ba7482"` Dec 07 23:29:22.868 INFO [stderr] usermod: no changes Dec 07 23:29:22.911 INFO [stderr] Compiling async-await v0.2.1 (/source) Dec 07 23:29:23.601 INFO [stderr] warning: unnecessary parentheses around method argument Dec 07 23:29:23.601 INFO [stderr] --> src/lib.rs:47:49 Dec 07 23:29:23.601 INFO [stderr] | Dec 07 23:29:23.601 INFO [stderr] 47 | let transformation = f1.map(|v| v * 2).join((f2.map(|v| v + 5))) Dec 07 23:29:23.601 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^ help: remove these parentheses Dec 07 23:29:23.601 INFO [stderr] | Dec 07 23:29:23.601 INFO [stderr] = note: #[warn(unused_parens)] on by default Dec 07 23:29:23.601 INFO [stderr] Dec 07 23:29:23.640 INFO [stderr] warning: use of deprecated item '>::complete': renamed to `send` Dec 07 23:29:23.640 INFO [stderr] --> src/lib.rs:11:16 Dec 07 23:29:23.640 INFO [stderr] | Dec 07 23:29:23.640 INFO [stderr] 11 | tx.complete($e); Dec 07 23:29:23.640 INFO [stderr] | ^^^^^^^^ Dec 07 23:29:23.640 INFO [stderr] ... Dec 07 23:29:23.640 INFO [stderr] 39 | let a = async!{42}; Dec 07 23:29:23.640 INFO [stderr] | ---------- in this macro invocation Dec 07 23:29:23.640 INFO [stderr] | Dec 07 23:29:23.640 INFO [stderr] = note: #[warn(deprecated)] on by default Dec 07 23:29:23.640 INFO [stderr] Dec 07 23:29:23.700 INFO [stderr] warning: use of deprecated item '>::complete': renamed to `send` Dec 07 23:29:23.700 INFO [stderr] --> src/lib.rs:11:16 Dec 07 23:29:23.700 INFO [stderr] | Dec 07 23:29:23.700 INFO [stderr] 11 | tx.complete($e); Dec 07 23:29:23.700 INFO [stderr] | ^^^^^^^^ Dec 07 23:29:23.700 INFO [stderr] ... Dec 07 23:29:23.700 INFO [stderr] 45 | let f1 = async!{42}; Dec 07 23:29:23.700 INFO [stderr] | ---------- in this macro invocation Dec 07 23:29:23.700 INFO [stderr] Dec 07 23:29:23.700 INFO [stderr] warning: use of deprecated item '>::complete': renamed to `send` Dec 07 23:29:23.700 INFO [stderr] --> src/lib.rs:11:16 Dec 07 23:29:23.700 INFO [stderr] | Dec 07 23:29:23.700 INFO [stderr] 11 | tx.complete($e); Dec 07 23:29:23.700 INFO [stderr] | ^^^^^^^^ Dec 07 23:29:23.700 INFO [stderr] ... Dec 07 23:29:23.700 INFO [stderr] 46 | let f2 = async!{18}; Dec 07 23:29:23.700 INFO [stderr] | ---------- in this macro invocation Dec 07 23:29:23.700 INFO [stderr] Dec 07 23:29:23.714 INFO [stderr] warning: use of deprecated item '>::complete': renamed to `send` Dec 07 23:29:23.714 INFO [stderr] --> src/lib.rs:11:16 Dec 07 23:29:23.714 INFO [stderr] | Dec 07 23:29:23.714 INFO [stderr] 11 | tx.complete($e); Dec 07 23:29:23.714 INFO [stderr] | ^^^^^^^^ Dec 07 23:29:23.714 INFO [stderr] ... Dec 07 23:29:23.714 INFO [stderr] 54 | let f1 = async!{{ Dec 07 23:29:23.714 INFO [stderr] | ______________- Dec 07 23:29:23.714 INFO [stderr] 55 | | let f1 = async!{42}; Dec 07 23:29:23.714 INFO [stderr] 56 | | await!{f1.map(|v| v * 2)} Dec 07 23:29:23.714 INFO [stderr] 57 | | }}; Dec 07 23:29:23.714 INFO [stderr] | |______- in this macro invocation Dec 07 23:29:23.714 INFO [stderr] Dec 07 23:29:23.715 INFO [stderr] warning: use of deprecated item '>::complete': renamed to `send` Dec 07 23:29:23.715 INFO [stderr] --> src/lib.rs:11:16 Dec 07 23:29:23.715 INFO [stderr] | Dec 07 23:29:23.715 INFO [stderr] 11 | tx.complete($e); Dec 07 23:29:23.715 INFO [stderr] | ^^^^^^^^ Dec 07 23:29:23.715 INFO [stderr] ... Dec 07 23:29:23.715 INFO [stderr] 55 | let f1 = async!{42}; Dec 07 23:29:23.715 INFO [stderr] | ---------- in this macro invocation Dec 07 23:29:23.715 INFO [stderr] Dec 07 23:29:23.717 INFO [stderr] warning: use of deprecated item '>::complete': renamed to `send` Dec 07 23:29:23.717 INFO [stderr] --> src/lib.rs:11:16 Dec 07 23:29:23.717 INFO [stderr] | Dec 07 23:29:23.717 INFO [stderr] 11 | tx.complete($e); Dec 07 23:29:23.717 INFO [stderr] | ^^^^^^^^ Dec 07 23:29:23.718 INFO [stderr] ... Dec 07 23:29:23.718 INFO [stderr] 63 | let a = async!{42}; Dec 07 23:29:23.718 INFO [stderr] | ---------- in this macro invocation Dec 07 23:29:23.718 INFO [stderr] Dec 07 23:29:23.728 INFO [stderr] warning: use of deprecated item '>::complete': renamed to `send` Dec 07 23:29:23.728 INFO [stderr] --> src/lib.rs:11:16 Dec 07 23:29:23.728 INFO [stderr] | Dec 07 23:29:23.728 INFO [stderr] 11 | tx.complete($e); Dec 07 23:29:23.728 INFO [stderr] | ^^^^^^^^ Dec 07 23:29:23.728 INFO [stderr] ... Dec 07 23:29:23.728 INFO [stderr] 69 | let a = async!{panic!("i")}; Dec 07 23:29:23.728 INFO [stderr] | ------------------- in this macro invocation Dec 07 23:29:23.728 INFO [stderr] Dec 07 23:29:23.728 INFO [stderr] warning: unreachable expression Dec 07 23:29:23.728 INFO [stderr] --> src/lib.rs:11:13 Dec 07 23:29:23.728 INFO [stderr] | Dec 07 23:29:23.728 INFO [stderr] 11 | tx.complete($e); Dec 07 23:29:23.728 INFO [stderr] | ^^^^^^^^^^^^^^^ Dec 07 23:29:23.728 INFO [stderr] ... Dec 07 23:29:23.728 INFO [stderr] 69 | let a = async!{panic!("i")}; Dec 07 23:29:23.728 INFO [stderr] | ------------------- in this macro invocation Dec 07 23:29:23.728 INFO [stderr] | Dec 07 23:29:23.728 INFO [stderr] = note: #[warn(unreachable_code)] on by default Dec 07 23:29:23.728 INFO [stderr] Dec 07 23:29:24.771 INFO [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.88s Dec 07 23:29:24.775 INFO [stderr] su: No module specific data is present Dec 07 23:29:25.282 INFO running `"docker" "inspect" "f3fb0dcaa6548d85259b3f19a3493bc9eb3a37e206d56515ef1fe7a027ba7482"` Dec 07 23:29:25.547 INFO running `"docker" "rm" "-f" "f3fb0dcaa6548d85259b3f19a3493bc9eb3a37e206d56515ef1fe7a027ba7482"` Dec 07 23:29:25.918 INFO [stdout] f3fb0dcaa6548d85259b3f19a3493bc9eb3a37e206d56515ef1fe7a027ba7482 Dec 07 23:29:25.923 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-4/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +906deae0790bd18681b937fe9a141a3c26cf1855-alt test --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"` Dec 07 23:29:26.367 INFO [stdout] 4d367c99d70540ce584a6a2b1a121e53333c74c5da6aab132a0e5fcc7523fad8 Dec 07 23:29:26.371 INFO running `"docker" "start" "-a" "4d367c99d70540ce584a6a2b1a121e53333c74c5da6aab132a0e5fcc7523fad8"` Dec 07 23:29:27.641 INFO [stderr] usermod: no changes Dec 07 23:29:27.732 INFO [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.06s Dec 07 23:29:27.733 INFO [stderr] Running /target/debug/deps/async_await-3c3108e96901336f Dec 07 23:29:27.735 INFO [stdout] Dec 07 23:29:27.735 INFO [stdout] running 5 tests Dec 07 23:29:27.735 INFO [stdout] test test_simple_async ... ok Dec 07 23:29:27.735 INFO [stdout] test test_await ... ok Dec 07 23:29:27.735 INFO [stdout] test test_block ... ok Dec 07 23:29:27.740 INFO [stderr] thread '' panicked at 'i', src/lib.rs:69:20 Dec 07 23:29:27.740 INFO [stderr] stack backtrace: Dec 07 23:29:27.752 INFO [stdout] test test_complex_async ... ok Dec 07 23:29:27.755 INFO [stderr] 0: 0x55779ff0da53 - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::h3c2ada0a2db8c5e7 Dec 07 23:29:27.830 INFO [stderr] at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:49 Dec 07 23:29:27.830 INFO [stderr] 1: 0x55779ff08168 - std::sys_common::backtrace::_print::h95865c77318e98b7 Dec 07 23:29:27.830 INFO [stderr] at src/libstd/sys_common/backtrace.rs:71 Dec 07 23:29:27.830 INFO [stderr] 2: 0x55779ff0c9c2 - std::panicking::default_hook::{{closure}}::hb3d1f299fcea42e5 Dec 07 23:29:27.830 INFO [stderr] at src/libstd/sys_common/backtrace.rs:59 Dec 07 23:29:27.830 INFO [stderr] at src/libstd/panicking.rs:211 Dec 07 23:29:27.830 INFO [stderr] 3: 0x55779ff0c72d - std::panicking::default_hook::h4eae6f26f73244c8 Dec 07 23:29:27.830 INFO [stderr] at src/libstd/panicking.rs:227 Dec 07 23:29:27.830 INFO [stderr] 4: 0x55779ff0d0d0 - std::panicking::rust_panic_with_hook::h368d37fd53b59464 Dec 07 23:29:27.830 INFO [stderr] at src/libstd/panicking.rs:491 Dec 07 23:29:27.830 INFO [stderr] 5: 0x55779fef6767 - std::panicking::begin_panic::h2e867f86b5c68e8c Dec 07 23:29:27.841 INFO [stderr] at /rustc/906deae0790bd18681b937fe9a141a3c26cf1855/src/libstd/panicking.rs:425 Dec 07 23:29:27.842 INFO [stderr] 6: 0x55779feaba6e - async_await::test_default::{{closure}}::hbaba7f11ec7e4cd4 Dec 07 23:29:27.844 INFO [stderr] at src/lib.rs:69 Dec 07 23:29:27.845 INFO [stderr] 7: 0x55779feb3322 - std::sys_common::backtrace::__rust_begin_short_backtrace::hda059043383ab36b Dec 07 23:29:27.847 INFO [stderr] at /rustc/906deae0790bd18681b937fe9a141a3c26cf1855/src/libstd/sys_common/backtrace.rs:136 Dec 07 23:29:27.849 INFO [stderr] 8: 0x55779fea45fd - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h721d6d4c8125dae5 Dec 07 23:29:27.851 INFO [stderr] at /rustc/906deae0790bd18681b937fe9a141a3c26cf1855/src/libstd/thread/mod.rs:477 Dec 07 23:29:27.853 INFO [stderr] 9: 0x55779feb2f50 - as core::ops::function::FnOnce<()>>::call_once::h191986851651e333 Dec 07 23:29:27.853 INFO [stderr] at /rustc/906deae0790bd18681b937fe9a141a3c26cf1855/src/libstd/panic.rs:319 Dec 07 23:29:27.853 INFO [stderr] 10: 0x55779feaa594 - std::panicking::try::do_call::hcf7e43aa852c6975 Dec 07 23:29:27.854 INFO [stderr] at /rustc/906deae0790bd18681b937fe9a141a3c26cf1855/src/libstd/panicking.rs:310 Dec 07 23:29:27.855 INFO [stderr] 11: 0x55779ff1b6d9 - __rust_maybe_catch_panic Dec 07 23:29:27.855 INFO [stderr] at src/libpanic_unwind/lib.rs:102 Dec 07 23:29:27.855 INFO [stderr] 12: 0x55779feaa1cd - std::panicking::try::h62d0573f2b368323 Dec 07 23:29:27.855 INFO [stderr] at /rustc/906deae0790bd18681b937fe9a141a3c26cf1855/src/libstd/panicking.rs:289 Dec 07 23:29:27.855 INFO [stderr] 13: 0x55779feb33d2 - std::panic::catch_unwind::h42074e09d93270c7 Dec 07 23:29:27.855 INFO [stderr] at /rustc/906deae0790bd18681b937fe9a141a3c26cf1855/src/libstd/panic.rs:398 Dec 07 23:29:27.855 INFO [stderr] 14: 0x55779fea43e5 - std::thread::Builder::spawn_unchecked::{{closure}}::hde8e145a37493a8e Dec 07 23:29:27.855 INFO [stderr] at /rustc/906deae0790bd18681b937fe9a141a3c26cf1855/src/libstd/thread/mod.rs:476 Dec 07 23:29:27.855 INFO [stderr] 15: 0x55779fea4946 - >::call_box::h96274659c4459d6d Dec 07 23:29:27.855 INFO [stderr] at /rustc/906deae0790bd18681b937fe9a141a3c26cf1855/src/liballoc/boxed.rs:673 Dec 07 23:29:27.855 INFO [stderr] 16: 0x55779ff0f69d - std::sys::unix::thread::Thread::new::thread_start::hea5f7f9c570dc4cd Dec 07 23:29:27.855 INFO [stderr] at /rustc/906deae0790bd18681b937fe9a141a3c26cf1855/src/liballoc/boxed.rs:683 Dec 07 23:29:27.855 INFO [stderr] at src/libstd/sys_common/thread.rs:24 Dec 07 23:29:27.855 INFO [stderr] at src/libstd/sys/unix/thread.rs:90 Dec 07 23:29:27.855 INFO [stderr] 17: 0x7f3d07b546b9 - start_thread Dec 07 23:29:27.855 INFO [stderr] 18: 0x7f3d0767441c - clone Dec 07 23:29:27.855 INFO [stderr] 19: 0x0 - Dec 07 23:29:27.855 INFO [stdout] test test_default ... ok Dec 07 23:29:27.856 INFO [stdout] Dec 07 23:29:27.856 INFO [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out Dec 07 23:29:27.856 INFO [stdout] Dec 07 23:29:27.857 INFO [stderr] Doc-tests async-await Dec 07 23:29:28.816 INFO [stdout] Dec 07 23:29:28.816 INFO [stdout] running 0 tests Dec 07 23:29:28.816 INFO [stdout] Dec 07 23:29:28.816 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out Dec 07 23:29:28.816 INFO [stdout] Dec 07 23:29:28.822 INFO [stderr] su: No module specific data is present Dec 07 23:29:29.574 INFO running `"docker" "inspect" "4d367c99d70540ce584a6a2b1a121e53333c74c5da6aab132a0e5fcc7523fad8"` Dec 07 23:29:29.886 INFO running `"docker" "rm" "-f" "4d367c99d70540ce584a6a2b1a121e53333c74c5da6aab132a0e5fcc7523fad8"` Dec 07 23:29:30.284 INFO [stdout] 4d367c99d70540ce584a6a2b1a121e53333c74c5da6aab132a0e5fcc7523fad8