[INFO] crate session_types 0.3.1 is already in cache [INFO] extracting crate session_types 0.3.1 into work/ex/beta-1.37-6/sources/1.36.0/reg/session_types/0.3.1 [INFO] extracting crate session_types 0.3.1 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/session_types/0.3.1 [INFO] validating manifest of session_types-0.3.1 on toolchain 1.36.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of session_types-0.3.1 on toolchain beta-2019-07-23 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing session_types-0.3.1 [INFO] finished frobbing session_types-0.3.1 [INFO] frobbed toml for session_types-0.3.1 written to work/ex/beta-1.37-6/sources/1.36.0/reg/session_types/0.3.1/Cargo.toml [INFO] started frobbing session_types-0.3.1 [INFO] finished frobbing session_types-0.3.1 [INFO] frobbed toml for session_types-0.3.1 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/session_types/0.3.1/Cargo.toml [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] testing session_types-0.3.1 against beta-2019-07-23 for beta-1.37-6 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/session_types/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-2019-07-23" "build" "--frozen"` [INFO] [stdout] a4d21f266f31e17ae9d45ed6b2cf9277b93b7b1ccfa1e0589616ca0917da22c2 [INFO] running `"docker" "start" "-a" "a4d21f266f31e17ae9d45ed6b2cf9277b93b7b1ccfa1e0589616ca0917da22c2"` [INFO] [stderr] Compiling session_types v0.3.1 (/opt/crater/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.10s [INFO] running `"docker" "inspect" "a4d21f266f31e17ae9d45ed6b2cf9277b93b7b1ccfa1e0589616ca0917da22c2"` [INFO] running `"docker" "rm" "-f" "a4d21f266f31e17ae9d45ed6b2cf9277b93b7b1ccfa1e0589616ca0917da22c2"` [INFO] [stdout] a4d21f266f31e17ae9d45ed6b2cf9277b93b7b1ccfa1e0589616ca0917da22c2 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/session_types/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-2019-07-23" "test" "--frozen" "--no-run"` [INFO] [stdout] a7892abf55d0f73d1e5683c2b365229900f1d476ab3b37ae72b2dc5532fe702b [INFO] running `"docker" "start" "-a" "a7892abf55d0f73d1e5683c2b365229900f1d476ab3b37ae72b2dc5532fe702b"` [INFO] [stderr] Compiling compiletest_rs v0.3.22 [INFO] [stderr] Compiling tester v0.5.0 [INFO] [stderr] Compiling rustfix v0.4.5 [INFO] [stderr] Compiling session_types v0.3.1 (/opt/crater/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 22.57s [INFO] running `"docker" "inspect" "a7892abf55d0f73d1e5683c2b365229900f1d476ab3b37ae72b2dc5532fe702b"` [INFO] running `"docker" "rm" "-f" "a7892abf55d0f73d1e5683c2b365229900f1d476ab3b37ae72b2dc5532fe702b"` [INFO] [stdout] a7892abf55d0f73d1e5683c2b365229900f1d476ab3b37ae72b2dc5532fe702b [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/session_types/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-2019-07-23" "test" "--frozen"` [INFO] [stdout] 02622d4b967b1acd55637c571ae8ddb3bdedfb9790793c6d8f12d000b92c41c9 [INFO] running `"docker" "start" "-a" "02622d4b967b1acd55637c571ae8ddb3bdedfb9790793c6d8f12d000b92c41c9"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stderr] Running /opt/crater/target/debug/deps/session_types-01e38934d09911a4 [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] Running /opt/crater/target/debug/deps/chan_select-dee2dce7e3c3f1c7 [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test chan_select_hselect ... ok [INFO] [stdout] test chan_select_simple ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Running /opt/crater/target/debug/deps/drop_server-3bc019ea39b4f0aa [INFO] [stdout] [INFO] [stdout] running 4 tests [INFO] [stdout] test server_client_works ... ok [INFO] [stderr] thread '' panicked at 'Session channel prematurely dropped', src/lib.rs:179:9 [INFO] [stderr] thread '' panicked at 'Session channel prematurely dropped', src/lib.rs:179:9 [INFO] [stdout] test server_client_incomplete_panics ... ok [INFO] [stdout] test client_incomplete_panics ... ok [INFO] [stderr] thread '' panicked at 'called `Result::unwrap()` on an `Err` value: RecvError', src/libcore/result.rs:999:5 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x55dd2b8486eb - backtrace::backtrace::libunwind::trace::h5dfa5d4c5feed6dc [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stderr] 1: 0x55dd2b8486eb - backtrace::backtrace::trace_unsynchronized::hb731fe64f3fa469f [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x55dd2b8486eb - std::sys_common::backtrace::_print::hf4fd45fe7ae4a250 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stderr] 3: 0x55dd2b8486eb - std::sys_common::backtrace::print::h31646c3786c57441 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stderr] 4: 0x55dd2b8486eb - std::panicking::default_hook::{{closure}}::hda785e768c746ae7 [INFO] [stderr] at src/libstd/panicking.rs:200 [INFO] [stderr] 5: 0x55dd2b8483c7 - std::panicking::default_hook::h0c4b76f338614ef1 [INFO] [stderr] at src/libstd/panicking.rs:214 [INFO] [stderr] 6: 0x55dd2b848e60 - std::panicking::rust_panic_with_hook::h096dff2cb12b67ce [INFO] [stderr] at src/libstd/panicking.rs:477 [INFO] [stderr] 7: 0x55dd2b8489e2 - std::panicking::continue_panic_fmt::h0046167652be99a6 [INFO] [stderr] at src/libstd/panicking.rs:384 [INFO] [stderr] 8: 0x55dd2b8488c6 - rust_begin_unwind [INFO] [stderr] at src/libstd/panicking.rs:311 [INFO] [stderr] 9: 0x55dd2b85e9bd - core::panicking::panic_fmt::h8980489a6c4a44cb [INFO] [stderr] at src/libcore/panicking.rs:85 [INFO] [stderr] 10: 0x55dd2b7e8889 - core::result::unwrap_failed::hdc86e9641d9fce8f [INFO] [stderr] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/macros.rs:18 [INFO] [stderr] 11: 0x55dd2b7e9277 - core::result::Result::unwrap::he9194f49876b7f7d [INFO] [stderr] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/result.rs:800 [INFO] [stderr] 12: 0x55dd2b7dce0a - session_types::read_chan::h6b3f43bfaed7a353 [INFO] [stderr] at /opt/crater/workdir/src/lib.rs:89 [INFO] [stderr] 13: 0x55dd2b7dc117 - session_types::Chan>::recv::h114641185791660a [INFO] [stderr] at /opt/crater/workdir/src/lib.rs:224 [INFO] [stderr] 14: 0x55dd2b7e71e1 - drop_server::server::h4c962548b5ae3b38 [INFO] [stderr] at tests/drop_server.rs:10 [INFO] [stderr] 15: 0x55dd2b7e4ee8 - core::ops::function::Fn::call::h55c6e491bd031eab [INFO] [stderr] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:69 [INFO] [stderr] 16: 0x55dd2b7dcc80 - session_types::connect::{{closure}}::h163ca02ae3ae5f52 [INFO] [stderr] at /opt/crater/workdir/src/lib.rs:486 [INFO] [stderr] 17: 0x55dd2b7dd74e - std::sys_common::backtrace::__rust_begin_short_backtrace::h129be76781381a5d [INFO] [stderr] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stderr] 18: 0x55dd2b7d9f21 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h74794bd5e7880c0a [INFO] [stderr] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stderr] 19: 0x55dd2b7dcf71 - as core::ops::function::FnOnce<()>>::call_once::had2d236e4f245246 [INFO] [stderr] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stderr] 20: 0x55dd2b7daaea - std::panicking::try::do_call::hf8e08e970dbb3ccb [INFO] [stderr] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stderr] 21: 0x55dd2b84b4ba - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:82 [INFO] [stderr] 22: 0x55dd2b7da82f - std::panicking::try::h910c35292ca232af [INFO] [stderr] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stderr] 23: 0x55dd2b7dd851 - std::panic::catch_unwind::h04824474c3fb7fb2 [INFO] [stderr] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stderr] 24: 0x55dd2b7d9ca2 - std::thread::Builder::spawn_unchecked::{{closure}}::hc7916ea2b73a2e9d [INFO] [stderr] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stderr] 25: 0x55dd2b7e4fe3 - core::ops::function::FnOnce::call_once{{vtable.shim}}::he999a9dcab9f4a58 [INFO] [stderr] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stderr] 26: 0x55dd2b83e34f - as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b [INFO] [stderr] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stderr] 27: 0x55dd2b84ab60 - as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 [INFO] [stderr] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stderr] 28: 0x55dd2b84ab60 - std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stderr] at src/libstd/sys_common/thread.rs:13 [INFO] [stderr] 29: 0x55dd2b84ab60 - std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stderr] at src/libstd/sys/unix/thread.rs:79 [INFO] [stderr] 30: 0x7fed29ba24a4 - start_thread [INFO] [stderr] 31: 0x7fed296cdd0f - __clone [INFO] [stderr] 32: 0x0 - [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0xthread '55dd2b8486eb - ' panicked at 'Session channel prematurely dropped', src/lib.rs:backtrace179:::backtrace9:: [INFO] [stderr] libunwind::trace::h5dfa5d4c5feed6dc [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stderr] 1: 0x55dd2b8486eb - backtrace::backtrace::trace_unsynchronized::hb731fe64f3fa469f [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x55dd2b8486eb - std::sys_common::backtrace::_print::hf4fd45fe7ae4a250 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stderr] 3: 0x55dd2b8486eb - std::sys_common::backtrace::print::h31646c3786c57441 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stderr] 4: 0x55dd2b8486eb - std::panicking::default_hook::{{closure}}::hda785e768c746ae7 [INFO] [stderr] at src/libstd/panicking.rs:200 [INFO] [stderr] 5: 0x55dd2b8483c7 - std::panicking::default_hook::h0c4b76f338614ef1 [INFO] [stderr] at src/libstd/panicking.rs:214 [INFO] [stderr] 6: 0x55dd2b848e60 - std::panicking::rust_panic_with_hook::h096dff2cb12b67ce [INFO] [stderr] at src/libstd/panicking.rs:477 [INFO] [stderr] 7: 0x55dd2b83a228 - std::panicking::begin_panic::h39f866b3276ba6d2 [INFO] [stderr] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:411 [INFO] [stderr] 8: 0x55dd2b7dce51 - as core::ops::drop::Drop>::drop::h44f5c9bdb1c8bfe5 [INFO] [stderr] at /opt/crater/workdir/<::std::macros::panic macros>:4 [INFO] [stderr] 9: 0x55dd2b7e52d1 - core::ptr::real_drop_in_place::h0dca20c628cc6113 [INFO] [stderr] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ptr/mod.rs:197 [INFO] [stderr] 10: 0x55dd2b7e7296 - drop_server::drop_server::h644d5e349f61b839 [INFO] [stderr] at tests/drop_server.rs:16 [INFO] [stderr] 11: 0x55dd2b7e4f28 - core::ops::function::Fn::call::h6f055d6b75c3b293 [INFO] [stderr] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:69 [INFO] [stderr] 12: 0x55dd2b7dcce0 - session_types::connect::{{closure}}::h9cd599b0d9a0f9f0 [INFO] [stderr] at /opt/crater/workdir/src/lib.rs:486 [INFO] [stderr] 13: 0x55dd2b7dd78e - std::sys_common::backtrace::__rust_begin_short_backtrace::h43305d8e566c8ead [INFO] [stderr] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stderr] 14: 0x55dd2b7d9ea1 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h3605ce50dec52420 [INFO] [stderr] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stderr] 15: 0x55dd2b7dcf31 - as core::ops::function::FnOnce<()>>::call_once::h92c03b7c32d581eb [INFO] [stderr] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stderr] 16: 0x55dd2b7dab6a - std::panicking::try::do_call::hfa759cc41a5ce9d6 [INFO] [stderr] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stderr] 17: 0x55dd2b84b4ba - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:82 [INFO] [stderr] 18: 0x55dd2b7da28f - std::panicking::try::h25f9efab18d2580c [INFO] [stderr] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stderr] 19: 0x55dd2b7dd8a1 - std::panic::catch_unwind::h21c7a7023a740534 [INFO] [stderr] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stderr] 20: 0x55dd2b7d93a2 - std::thread::Builder::spawn_unchecked::{{closure}}::h6ab47e9535aff92a [INFO] [stderr] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stderr] 21: 0x55dd2b7e4fa3 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h9d4895d150eb0b01 [INFO] [stderr] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stderr] 22: 0x55dd2b83e34f - as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b [INFO] [stderr] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stderr] 23: 0x55dd2b84ab60 - as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 [INFO] [stderr] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stderr] 24: 0x55dd2b84ab60 - std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stderr] at src/libstd/sys_common/thread.rs:13 [INFO] [stderr] 25: 0x55dd2b84ab60 - std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stderr] at src/libstd/sys/unix/thread.rs:79 [INFO] [stderr] 26: 0x7fed29ba24a4 - start_thread [INFO] [stderr] 27: 0x7fed296cdd0f - __clone [INFO] [stderr] 28: 0x0 - [INFO] [stderr] stack backtrace: [INFO] [stdout] test server_incomplete_panics ... ok [INFO] [stderr] 0: 0x55dd2b8486eb - backtrace::backtrace::libunwind::trace::h5dfa5d4c5feed6dc [INFO] [stdout] [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stderr] 1: 0x55dd2b8486eb - backtrace::backtrace::trace_unsynchronized::hb731fe64f3fa469f [INFO] [stdout] [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x55dd2b8486eb - std::sys_common::backtrace::_print::hf4fd45fe7ae4a250 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stderr] 3: 0x55dd2b8486eb - std::sys_common::backtrace::print::h31646c3786c57441 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stderr] 4: 0x55dd2b8486eb - std::panicking::default_hook::{{closure}}::hda785e768c746ae7 [INFO] [stderr] at src/libstd/panicking.rs:200 [INFO] [stderr] 5: 0x55dd2b8483c7 - std::panicking::default_hook::h0c4b76f338614ef1 [INFO] [stderr] at src/libstd/panicking.rs:214 [INFO] [stderr] 6: 0x55dd2b848e60 - std::panicking::rust_panic_with_hook::h096dff2cb12b67ce [INFO] [stderr] at src/libstd/panicking.rs:477 [INFO] [stderr] 7: 0x55dd2b83a228 - std::panicking::begin_panic::h39f866b3276ba6d2 [INFO] [stderr] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:411 [INFO] [stderr] 8: 0x55dd2b7dce51 - as core::ops::drop::Drop>::drop::h44f5c9bdb1c8bfe5 [INFO] [stderr] at /opt/crater/workdir/<::std::macros::panic macros>:4 [INFO] [stderr] 9: 0x55dd2b7e52d1 - core::ptr::real_drop_in_place::h0dca20c628cc6113 [INFO] [stderr] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ptr/mod.rs:197 [INFO] [stderr] 10: 0x55dd2b7e7296 - drop_server::drop_server::h644d5e349f61b839 [INFO] [stderr] at tests/drop_server.rs:16 [INFO] [stderr] 11: 0x55dd2b7e4f28 - core::ops::function::Fn::call::h6f055d6b75c3b293 [INFO] [stderr] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:69 [INFO] [stderr] 12: 0x55dd2b7dcda0 - session_types::connect::{{closure}}::hcd3da6d862046e7c [INFO] [stderr] at /opt/crater/workdir/src/lib.rs:486 [INFO] [stderr] 13: 0x55dd2b7dd7ce - std::sys_common::backtrace::__rust_begin_short_backtrace::h5a98d691ecc84a5c [INFO] [stderr] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stderr] 14: 0x55dd2b7d9f61 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::hb928c12cbf29c5eb [INFO] [stderr] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stderr] 15: 0x55dd2b7dcfb1 - as core::ops::function::FnOnce<()>>::call_once::hfbf5faf709eedd30 [INFO] [stderr] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stderr] 16: 0x55dd2b7daa6a - std::panicking::try::do_call::h4e38bc0dc30396f5 [INFO] [stderr] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stderr] 17: 0x55dd2b84b4ba - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:82 [INFO] [stderr] 18: 0x55dd2b7da46f - std::panicking::try::h38eb5ee794976ec9 [INFO] [stderr] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stderr] 19: 0x55dd2b7dd941 - std::panic::catch_unwind::hc2b3eab62cb83c58 [INFO] [stderr] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stderr] 20: 0x55dd2b7d99a2 - std::thread::Builder::spawn_unchecked::{{closure}}::h8a7fe36e23dd0754 [INFO] [stderr] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stderr] 21: 0x55dd2b7e4fc3 - core::ops::function::FnOnce::call_once{{vtable.shim}}::ha976444c26d88c49 [INFO] [stderr] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stderr] 22: 0x55dd2b83e34f - as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b [INFO] [stderr] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stderr] 23: 0x55dd2b84ab60 - as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 [INFO] [stderr] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stderr] 24: 0x55dd2b84ab60 - std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stderr] at src/libstd/sys_common/thread.rs:13 [INFO] [stderr] 25: 0x55dd2b84ab60 - std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stderr] at src/libstd/sys/unix/thread.rs:79 [INFO] [stderr] 26: 0x7fed29ba24a4 - start_thread [INFO] [stderr] 27: 0x7fed296cdd0f - __clone [INFO] [stderr] 28: 0x0 - [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x55dd2b8486eb - backtrace::backtrace::libunwind::trace::h5dfa5d4c5feed6dc [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stderr] 1: 0x55dd2b8486eb - backtrace::backtrace::trace_unsynchronized::hb731fe64f3fa469f [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x55dd2b8486eb - std::sys_common::backtrace::_print::hf4fd45fe7ae4a250 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stderr] 3: 0x55dd2b8486eb - std::sys_common::backtrace::print::h31646c3786c57441 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stderr] 4: 0x55dd2b8486eb - std::panicking::default_hook::{{closure}}::hda785e768c746ae7 [INFO] [stderr] at src/libstd/panicking.rs:200 [INFO] [stderr] 5: 0x55dd2b8483c7 - std::panicking::default_hook::h0c4b76f338614ef1 [INFO] [stderr] at src/libstd/panicking.rs:214 [INFO] [stderr] 6: 0x55dd2b848e60 - std::panicking::rust_panic_with_hook::h096dff2cb12b67ce [INFO] [stderr] at src/libstd/panicking.rs:477 [INFO] [stderr] 7: 0x55dd2b83a228 - std::panicking::begin_panic::h39f866b3276ba6d2 [INFO] [stderr] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:411 [INFO] [stderr] 8: 0x55dd2b7dce51 - as core::ops::drop::Drop>::drop::h44f5c9bdb1c8bfe5 [INFO] [stderr] at /opt/crater/workdir/<::std::macros::panic macros>:4 [INFO] [stderr] 9: 0x55dd2b7e52d1 - core::ptr::real_drop_in_place::h0dca20c628cc6113 [INFO] [stderr] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ptr/mod.rs:197 [INFO] [stderr] 10: 0x55dd2b7dc192 - session_types::Chan>::recv::h114641185791660a [INFO] [stderr] at /opt/crater/workdir/src/lib.rs:227 [INFO] [stderr] 11: 0x55dd2b7e71e1 - drop_server::server::h4c962548b5ae3b38 [INFO] [stderr] at tests/drop_server.rs:10 [INFO] [stderr] 12: 0x55dd2b7e4ee8 - core::ops::function::Fn::call::h55c6e491bd031eab [INFO] [stderr] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:69 [INFO] [stderr] 13: 0x55dd2b7dcc80 - session_types::connect::{{closure}}::h163ca02ae3ae5f52 [INFO] [stderr] at /opt/crater/workdir/src/lib.rs:486 [INFO] [stderr] 14: 0x55dd2b7dd74e - std::sys_common::backtrace::__rust_begin_short_backtrace::h129be76781381a5d [INFO] [stderr] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stderr] 15: 0x55dd2b7d9f21 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h74794bd5e7880c0a [INFO] [stderr] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stderr] 16: 0x55dd2b7dcf71 - as core::ops::function::FnOnce<()>>::call_once::had2d236e4f245246 [INFO] [stderr] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stderr] 17: 0x55dd2b7daaea - std::panicking::try::do_call::hf8e08e970dbb3ccb [INFO] [stderr] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stderr] 18: 0x55dd2b84b4ba - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:82 [INFO] [stderr] 19: 0x55dd2b7da82f - std::panicking::try::h910c35292ca232af [INFO] [stderr] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stderr] 20: 0x55dd2b7dd851 - std::panic::catch_unwind::h04824474c3fb7fb2 [INFO] [stderr] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stderr] 21: 0x55dd2b7d9ca2 - std::thread::Builder::spawn_unchecked::{{closure}}::hc7916ea2b73a2e9d [INFO] [stderr] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stderr] 22: 0x55dd2b7e4fe3 - core::ops::function::FnOnce::call_once{{vtable.shim}}::he999a9dcab9f4a58 [INFO] [stderr] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stderr] 23: 0x55dd2b83e34f - as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b [INFO] [stderr] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stderr] 24: 0x55dd2b84ab60 - as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 [INFO] [stderr] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stderr] 25: 0x55dd2b84ab60 - std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stderr] at src/libstd/sys_common/thread.rs:13 [INFO] [stderr] 26: 0x55dd2b84ab60 - std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stderr] at src/libstd/sys/unix/thread.rs:79 [INFO] [stderr] 27: 0x7fed29ba24a4 - start_thread [INFO] [stderr] 28: 0x7fed296cdd0f - __clone [INFO] [stderr] 29: 0x0 - [INFO] [stderr] thread panicked while panicking. aborting. [INFO] [stderr] error: process didn't exit successfully: `/opt/crater/target/debug/deps/drop_server-3bc019ea39b4f0aa` (signal: 4, SIGILL: illegal instruction) [INFO] running `"docker" "inspect" "02622d4b967b1acd55637c571ae8ddb3bdedfb9790793c6d8f12d000b92c41c9"` [INFO] running `"docker" "rm" "-f" "02622d4b967b1acd55637c571ae8ddb3bdedfb9790793c6d8f12d000b92c41c9"` [INFO] [stdout] 02622d4b967b1acd55637c571ae8ddb3bdedfb9790793c6d8f12d000b92c41c9