[INFO] crate ffi_helpers 0.1.0 is already in cache [INFO] testing ffi_helpers-0.1.0 against 1.38.0 for beta-1.39-1 [INFO] extracting crate ffi_helpers 0.1.0 into work/builds/worker-4/source [INFO] validating manifest of crates.io crate ffi_helpers 0.1.0 on toolchain 1.38.0 [INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate ffi_helpers 0.1.0 [INFO] finished tweaking crates.io crate ffi_helpers 0.1.0 [INFO] tweaked toml for crates.io crate ffi_helpers 0.1.0 written to work/builds/worker-4/source/Cargo.toml [INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "build" "--frozen"` [INFO] [stdout] 95b337669962008550a7d31e9e14295275c63120b57254611b1104c1627da318 [INFO] running `"docker" "start" "-a" "95b337669962008550a7d31e9e14295275c63120b57254611b1104c1627da318"` [INFO] [stderr] Compiling ffi_helpers v0.1.0 (/opt/rustwide/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 1.17s [INFO] running `"docker" "inspect" "95b337669962008550a7d31e9e14295275c63120b57254611b1104c1627da318"` [INFO] running `"docker" "rm" "-f" "95b337669962008550a7d31e9e14295275c63120b57254611b1104c1627da318"` [INFO] [stdout] 95b337669962008550a7d31e9e14295275c63120b57254611b1104c1627da318 [INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "test" "--frozen" "--no-run"` [INFO] [stdout] a33be9030675a557ecd14f54e4a06122456a3f30f69746a6b9ac0a6564d8c555 [INFO] running `"docker" "start" "-a" "a33be9030675a557ecd14f54e4a06122456a3f30f69746a6b9ac0a6564d8c555"` [INFO] [stderr] Compiling ffi_helpers v0.1.0 (/opt/rustwide/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 1.15s [INFO] running `"docker" "inspect" "a33be9030675a557ecd14f54e4a06122456a3f30f69746a6b9ac0a6564d8c555"` [INFO] running `"docker" "rm" "-f" "a33be9030675a557ecd14f54e4a06122456a3f30f69746a6b9ac0a6564d8c555"` [INFO] [stdout] a33be9030675a557ecd14f54e4a06122456a3f30f69746a6b9ac0a6564d8c555 [INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "test" "--frozen"` [INFO] [stdout] 689921fb0311d3fc6f40fdb6d37db949764be403f103e3619eff3462e45f2177 [INFO] running `"docker" "start" "-a" "689921fb0311d3fc6f40fdb6d37db949764be403f103e3619eff3462e45f2177"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/ffi_helpers-55d6e294d0962009 [INFO] [stdout] [INFO] [stdout] running 11 tests [INFO] [stdout] test error_handling::tests::get_the_last_error_messages_length ... ok [INFO] [stderr] thread '' panicked at 'Oops', src/task.rs:542:13 [INFO] [stdout] test nullable::tests::can_detect_null_pointers ... ok [INFO] [stdout] test error_handling::tests::write_the_last_error_message_into_a_buffer ... ok [INFO] [stdout] test nullable::tests::can_detect_non_null_pointers ... ok [INFO] [stdout] test error_handling::tests::update_the_error ... ok [INFO] [stdout] test nullable::tests::null_pointer_check_on_garbage_address_doesnt_segfault ... ok [INFO] [stdout] test error_handling::tests::take_the_last_error ... ok [INFO] [stdout] test task::tests::use_the_c_api ... ok [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x5583993a914b - backtrace::backtrace::libunwind::trace::h89fcc71e59e3bc5b [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/libunwind.rs:88 [INFO] [stderr] 1: 0x5583993a914b - backtrace::backtrace::trace_unsynchronized::h0bad9be1379e729a [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x5583993a914b - std::sys_common::backtrace::_print::hd3382a1f33c473da [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stderr] 3: 0x5583993a914b - std::sys_common::backtrace::print::h0ec6f03cfb8e76a6 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stderr] 4: 0x5583993a914b - std::panicking::default_hook::{{closure}}::h96cbf7b454e3f557 [INFO] [stderr] at src/libstd/panicking.rs:200 [INFO] [stderr] 5: 0x5583993a8e26 - std::panicking::default_hook::h95a8f00337383d83 [INFO] [stderr] at src/libstd/panicking.rs:214 [INFO] [stderr] 6: 0x5583993a98bd - std::panicking::rust_panic_with_hook::h92f98b46e22f14ed [INFO] [stderr] at src/libstd/panicking.rs:477 [INFO] [stderr] 7: 0x558399363ec5 - std::panicking::begin_panic::h9a815018f6b49cbb [INFO] [stderr] at /rustc/625451e376bb2e5283fc4741caa0a3e8a2ca4d54/src/libstd/panicking.rs:411 [INFO] [stdout] test panic::tests::able_to_catch_panics_and_recover_the_panic_message ... ok [INFO] [stderr] 8: 0x55839931ae4a - ::run::h14268cf85b736014 [INFO] [stderr] at src/task.rs:542 [INFO] [stderr] 9: 0x5583992f2979 - ffi_helpers::task::TaskHandle::spawn::{{closure}}::{{closure}}::h4559d3cb251290bf [INFO] [stderr] at src/task.rs:383 [INFO] [stderr] 10: 0x5583992f2349 - std::panicking::try::do_call::h2096eb2387531399 [INFO] [stderr] at /rustc/625451e376bb2e5283fc4741caa0a3e8a2ca4d54/src/libstd/panicking.rs:296 [INFO] [stderr] 11: 0x5583993ac08a - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:80 [INFO] [stderr] 12: 0x5583992f1f57 - std::panicking::try::h663cb393f2f4c046 [INFO] [stderr] at /rustc/625451e376bb2e5283fc4741caa0a3e8a2ca4d54/src/libstd/panicking.rs:275 [INFO] [stderr] 13: 0x5583993008cb - std::panic::catch_unwind::h949ee8b58fd8066b [INFO] [stderr] at /rustc/625451e376bb2e5283fc4741caa0a3e8a2ca4d54/src/libstd/panic.rs:394 [INFO] [stderr] 14: 0x55839930288b - ffi_helpers::panic::catch_panic::h69eb5330e52c329d [INFO] [stderr] at src/panic.rs:42 [INFO] [stderr] 15: 0x5583992f2b61 - ffi_helpers::task::TaskHandle::spawn::{{closure}}::h4ab9ffa7fe38285e [INFO] [stderr] at src/task.rs:383 [INFO] [stderr] 16: 0x5583992fd9c8 - std::sys_common::backtrace::__rust_begin_short_backtrace::h75f924074f20f3d6 [INFO] [stderr] at /rustc/625451e376bb2e5283fc4741caa0a3e8a2ca4d54/src/libstd/sys_common/backtrace.rs:77 [INFO] [stderr] 17: 0x5583992f1885 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h499a77077563c2ce [INFO] [stderr] at /rustc/625451e376bb2e5283fc4741caa0a3e8a2ca4d54/src/libstd/thread/mod.rs:470 [INFO] [stderr] 18: 0x5583992fd998 - as core::ops::function::FnOnce<()>>::call_once::hebb5f29b06ef4ab0 [INFO] [stderr] at /rustc/625451e376bb2e5283fc4741caa0a3e8a2ca4d54/src/libstd/panic.rs:315 [INFO] [stderr] 19: 0x5583992f2427 - std::panicking::try::do_call::hfacc31c68c98efb8 [INFO] [stderr] at /rustc/625451e376bb2e5283fc4741caa0a3e8a2ca4d54/src/libstd/panicking.rs:296 [INFO] [stderr] 20: 0x5583993ac08a - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:80 [INFO] [stderr] 21: 0x5583992f1dd0 - std::panicking::try::h65a168311cf37e4a [INFO] [stderr] at /rustc/625451e376bb2e5283fc4741caa0a3e8a2ca4d54/src/libstd/panicking.rs:275 [INFO] [stderr] 22: 0x558399300838 - std::panic::catch_unwind::h5696744d86c50b4c [INFO] [stderr] at /rustc/625451e376bb2e5283fc4741caa0a3e8a2ca4d54/src/libstd/panic.rs:394 [INFO] [stderr] 23: 0x5583992f1692 - std::thread::Builder::spawn_unchecked::{{closure}}::hb3fdbdedca0463a5 [INFO] [stderr] at /rustc/625451e376bb2e5283fc4741caa0a3e8a2ca4d54/src/libstd/thread/mod.rs:469 [INFO] [stderr] 24: 0x558399308383 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h2d25bc7d8000756d [INFO] [stderr] at /rustc/625451e376bb2e5283fc4741caa0a3e8a2ca4d54/src/libcore/ops/function.rs:235 [INFO] [stderr] 25: 0x55839939eb4f - as core::ops::function::FnOnce>::call_once::h2877b2aefb0fd627 [INFO] [stderr] at /rustc/625451e376bb2e5283fc4741caa0a3e8a2ca4d54/src/liballoc/boxed.rs:787 [INFO] [stderr] 26: 0x5583993ab7c0 - as core::ops::function::FnOnce>::call_once::h13f473dbcdaa0fef [INFO] [stderr] at /rustc/625451e376bb2e5283fc4741caa0a3e8a2ca4d54/src/liballoc/boxed.rs:787 [INFO] [stderr] 27: 0x5583993ab7c0 - std::sys_common::thread::start_thread::h562a7c4953cb1d31 [INFO] [stderr] at src/libstd/sys_common/thread.rs:13 [INFO] [stderr] 28: 0x5583993ab7c0 - std::sys::unix::thread::Thread::new::thread_start::h382c6ae14181d163 [INFO] [stderr] at src/libstd/sys/unix/thread.rs:79 [INFO] [stderr] 29: 0x7fb99ccb36db - start_thread [INFO] [stderr] 30: 0x7fb99c7c488f - __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 73) ... ok [INFO] [stdout] test src/nullable.rs - null_pointer_check (line 95) ... ok [INFO] [stdout] test src/nullable.rs - null_pointer_check (line 119) ... 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" "689921fb0311d3fc6f40fdb6d37db949764be403f103e3619eff3462e45f2177"` [INFO] running `"docker" "rm" "-f" "689921fb0311d3fc6f40fdb6d37db949764be403f103e3619eff3462e45f2177"` [INFO] [stdout] 689921fb0311d3fc6f40fdb6d37db949764be403f103e3619eff3462e45f2177