[INFO] crate ffi_helpers 0.1.0 is already in cache [INFO] extracting crate ffi_helpers 0.1.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/ffi_helpers/0.1.0 [INFO] extracting crate ffi_helpers 0.1.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/ffi_helpers/0.1.0 [INFO] validating manifest of ffi_helpers-0.1.0 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 ffi_helpers-0.1.0 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 ffi_helpers-0.1.0 [INFO] finished frobbing ffi_helpers-0.1.0 [INFO] frobbed toml for ffi_helpers-0.1.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/ffi_helpers/0.1.0/Cargo.toml [INFO] started frobbing ffi_helpers-0.1.0 [INFO] finished frobbing ffi_helpers-0.1.0 [INFO] frobbed toml for ffi_helpers-0.1.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/ffi_helpers/0.1.0/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 ffi_helpers-0.1.0 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-1/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/ffi_helpers/0.1.0:/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] 226a6ed69da19736f0911307e1e7a3f59d1d1368f59673f19c45c2f928b82b82 [INFO] running `"docker" "start" "-a" "226a6ed69da19736f0911307e1e7a3f59d1d1368f59673f19c45c2f928b82b82"` [INFO] [stderr] Compiling ffi_helpers v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: lint `private_no_mangle_fns` has been removed: `no longer a warning, `#[no_mangle]` functions always exported` [INFO] [stderr] --> src/task.rs:440:9 [INFO] [stderr] | [INFO] [stderr] 440 | #[allow(private_no_mangle_fns)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(renamed_and_removed_lints)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/panic.rs:81:37 [INFO] [stderr] | [INFO] [stderr] 81 | pub fn recover_panic_message(e: Box) -> Option { [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] Finished dev [unoptimized + debuginfo] target(s) in 1.00s [INFO] running `"docker" "inspect" "226a6ed69da19736f0911307e1e7a3f59d1d1368f59673f19c45c2f928b82b82"` [INFO] running `"docker" "rm" "-f" "226a6ed69da19736f0911307e1e7a3f59d1d1368f59673f19c45c2f928b82b82"` [INFO] [stdout] 226a6ed69da19736f0911307e1e7a3f59d1d1368f59673f19c45c2f928b82b82 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/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/ffi_helpers/0.1.0:/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] a3c73427813939317e629b4ae8f45c56f9e80beec9b251c8800efea303c5a2da [INFO] running `"docker" "start" "-a" "a3c73427813939317e629b4ae8f45c56f9e80beec9b251c8800efea303c5a2da"` [INFO] [stderr] Compiling ffi_helpers v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: lint `private_no_mangle_fns` has been removed: `no longer a warning, `#[no_mangle]` functions always exported` [INFO] [stderr] --> src/task.rs:440:9 [INFO] [stderr] | [INFO] [stderr] 440 | #[allow(private_no_mangle_fns)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(renamed_and_removed_lints)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/panic.rs:81:37 [INFO] [stderr] | [INFO] [stderr] 81 | pub fn recover_panic_message(e: Box) -> Option { [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] Finished dev [unoptimized + debuginfo] target(s) in 2.10s [INFO] running `"docker" "inspect" "a3c73427813939317e629b4ae8f45c56f9e80beec9b251c8800efea303c5a2da"` [INFO] running `"docker" "rm" "-f" "a3c73427813939317e629b4ae8f45c56f9e80beec9b251c8800efea303c5a2da"` [INFO] [stdout] a3c73427813939317e629b4ae8f45c56f9e80beec9b251c8800efea303c5a2da [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/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/ffi_helpers/0.1.0:/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] 6746b28cf5655e26ef237be95103df28be2f4f75c192efb07f912674ed4f5db2 [INFO] running `"docker" "start" "-a" "6746b28cf5655e26ef237be95103df28be2f4f75c192efb07f912674ed4f5db2"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running /opt/crater/target/debug/deps/ffi_helpers-958c8f70340c0718 [INFO] [stdout] [INFO] [stdout] running 11 tests [INFO] [stdout] test error_handling::tests::get_the_last_error_messages_length ... ok [INFO] [stdout] test error_handling::tests::take_the_last_error ... ok [INFO] [stdout] test error_handling::tests::write_the_last_error_message_into_a_buffer ... ok [INFO] [stdout] test nullable::tests::null_pointer_check_on_garbage_address_doesnt_segfault ... ok [INFO] [stdout] test nullable::tests::can_detect_null_pointers ... ok [INFO] [stdout] test nullable::tests::can_detect_non_null_pointers ... ok [INFO] [stderr] thread '' panicked at 'Oops', src/task.rs:542:13 [INFO] [stdout] test task::tests::use_the_c_api ... ok [INFO] [stdout] test error_handling::tests::update_the_error ... ok [INFO] [stdout] test panic::tests::able_to_catch_panics_and_recover_the_panic_message ... ok [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x55c003499d7b - backtrace::backtrace::libunwind::trace::h23ae608c8b906c69 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/libunwind.rs:88 [INFO] [stderr] 1: 0x55c003499d7b - backtrace::backtrace::trace_unsynchronized::h65b3ea295a85fd48 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x55c003499d7b - std::sys_common::backtrace::_print::h24f527b44b6cfc06 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stderr] 3: 0x55c003499d7b - std::sys_common::backtrace::print::h712608e4347fd64a [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stderr] 4: 0x55c003499d7b - std::panicking::default_hook::{{closure}}::h6c3d570c2b500048 [INFO] [stderr] at src/libstd/panicking.rs:200 [INFO] [stderr] 5: 0x55c003499a56 - std::panicking::default_hook::hb29963fb4747e0dd [INFO] [stderr] at src/libstd/panicking.rs:214 [INFO] [stderr] 6: 0x55c00349a4ed - std::panicking::rust_panic_with_hook::hd1236c3083de823a [INFO] [stderr] at src/libstd/panicking.rs:477 [INFO] [stderr] 7: 0x55c003463ea5 - std::panicking::begin_panic::h98855f9f72278fcd [INFO] [stderr] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:411 [INFO] [stderr] 8: 0x55c00340e53a - ::run::h6d7176e2345b5b85 [INFO] [stderr] at src/task.rs:542 [INFO] [stderr] 9: 0x55c0033e5e69 - ffi_helpers::task::TaskHandle::spawn::{{closure}}::{{closure}}::h5abbeb30ece06a8c [INFO] [stderr] at src/task.rs:383 [INFO] [stderr] 10: 0x55c0033eacc9 - std::panicking::try::do_call::heea75299acd8ade2 [INFO] [stderr] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stderr] 11: 0x55c00349ce4a - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:80 [INFO] [stderr] 12: 0x55c0033ea2e7 - std::panicking::try::h45d8a5257078d1e1 [INFO] [stderr] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stderr] 13: 0x55c0033f3f2b - std::panic::catch_unwind::ha1565af84de88e82 [INFO] [stderr] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stderr] 14: 0x55c0033f625b - ffi_helpers::panic::catch_panic::h859b5cc2cc2c729d [INFO] [stderr] at src/panic.rs:42 [INFO] [stderr] 15: 0x55c0033e61a1 - ffi_helpers::task::TaskHandle::spawn::{{closure}}::haa16d424f83dabf5 [INFO] [stderr] at src/task.rs:383 [INFO] [stderr] 16: 0x55c0033f1098 - std::sys_common::backtrace::__rust_begin_short_backtrace::h505bdda27b95439d [INFO] [stderr] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stderr] 17: 0x55c0033e4f15 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::hf9ee94eb58ecd5f6 [INFO] [stderr] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stderr] 18: 0x55c0033f1038 - as core::ops::function::FnOnce<()>>::call_once::h2c631517608053ec [INFO] [stderr] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stderr] 19: 0x55c0033eab47 - std::panicking::try::do_call::h0488ce324d2536e1 [INFO] [stderr] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stderr] 20: 0x55c00349ce4a - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:80 [INFO] [stderr] 21: 0x55c0033ea680 - std::panicking::try::h80ac469bcdaf2c81 [INFO] [stderr] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stderr] 22: 0x55c0033f3f68 - std::panic::catch_unwind::hc53a7684d15ed35a [INFO] [stderr] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stderr] 23: 0x55c0033e4cf2 - std::thread::Builder::spawn_unchecked::{{closure}}::hfc47fde6684cf8a7 [INFO] [stderr] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stderr] 24: 0x55c0033fba83 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h6a6570d5c36b0bf9 [INFO] [stderr] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stderr] 25: 0x55c00348fa5f - as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 [INFO] [stderr] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stderr] 26: 0x55c00349c580 - as core::ops::function::FnOnce>::call_once::h92593001847bb63e [INFO] [stderr] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stderr] 27: 0x55c00349c580 - std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stderr] at src/libstd/sys_common/thread.rs:13 [INFO] [stderr] 28: 0x55c00349c580 - std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stderr] at src/libstd/sys/unix/thread.rs:79 [INFO] [stderr] 29: 0x7f87f0eb04a4 - start_thread [INFO] [stderr] 30: 0x7f87f09dbd0f - __clone [INFO] [stderr] 31: 0x0 - [INFO] [stdout] test task::tests::task_can_catch_panic_messages ... ok [INFO] [stdout] test task::tests::spawn_a_task ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Doc-tests ffi_helpers [INFO] [stdout] [INFO] [stdout] running 5 tests [INFO] [stdout] test src/nullable.rs - null_pointer_check (line 119) ... ok [INFO] [stdout] test src/nullable.rs - null_pointer_check (line 73) ... ok [INFO] [stdout] test src/nullable.rs - null_pointer_check (line 95) ... ok [INFO] [stdout] test src/error_handling.rs - error_handling (line 27) ... ok [INFO] [stdout] test src/task.rs - task (line 37) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `"docker" "inspect" "6746b28cf5655e26ef237be95103df28be2f4f75c192efb07f912674ed4f5db2"` [INFO] running `"docker" "rm" "-f" "6746b28cf5655e26ef237be95103df28be2f4f75c192efb07f912674ed4f5db2"` [INFO] [stdout] 6746b28cf5655e26ef237be95103df28be2f4f75c192efb07f912674ed4f5db2