[INFO] crate ffi_wrapper_nounwind 0.1.1 is already in cache [INFO] testing ffi_wrapper_nounwind-0.1.1 against 1.38.0 for beta-1.39-1 [INFO] extracting crate ffi_wrapper_nounwind 0.1.1 into work/builds/worker-0/source [INFO] validating manifest of crates.io crate ffi_wrapper_nounwind 0.1.1 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_wrapper_nounwind 0.1.1 [INFO] finished tweaking crates.io crate ffi_wrapper_nounwind 0.1.1 [INFO] tweaked toml for crates.io crate ffi_wrapper_nounwind 0.1.1 written to work/builds/worker-0/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-0/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-0/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] 45ca8820ae061005f1adff3480cb9891061363ba93372f153112a72688db01ab [INFO] running `"docker" "start" "-a" "45ca8820ae061005f1adff3480cb9891061363ba93372f153112a72688db01ab"` [INFO] [stderr] Compiling ffi_wrapper_nounwind v0.1.1 (/opt/rustwide/workdir) [INFO] [stderr] warning: variant is never constructed: `Ident` [INFO] [stderr] --> src/lib.rs:286:5 [INFO] [stderr] | [INFO] [stderr] 286 | Ident { id: String }, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Ptr` [INFO] [stderr] --> src/lib.rs:287:5 [INFO] [stderr] | [INFO] [stderr] 287 | Ptr { const_: bool, ty: Box }, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2.46s [INFO] running `"docker" "inspect" "45ca8820ae061005f1adff3480cb9891061363ba93372f153112a72688db01ab"` [INFO] running `"docker" "rm" "-f" "45ca8820ae061005f1adff3480cb9891061363ba93372f153112a72688db01ab"` [INFO] [stdout] 45ca8820ae061005f1adff3480cb9891061363ba93372f153112a72688db01ab [INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-0/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] 7437e2fef2b9cde714f0f6e1dd82087abfdc58a7928438b89468f9cffd350669 [INFO] running `"docker" "start" "-a" "7437e2fef2b9cde714f0f6e1dd82087abfdc58a7928438b89468f9cffd350669"` [INFO] [stderr] Compiling ffi_wrapper_nounwind v0.1.1 (/opt/rustwide/workdir) [INFO] [stderr] warning: variant is never constructed: `Ident` [INFO] [stderr] --> src/lib.rs:286:5 [INFO] [stderr] | [INFO] [stderr] 286 | Ident { id: String }, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Ptr` [INFO] [stderr] --> src/lib.rs:287:5 [INFO] [stderr] | [INFO] [stderr] 287 | Ptr { const_: bool, ty: Box }, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 5.02s [INFO] running `"docker" "inspect" "7437e2fef2b9cde714f0f6e1dd82087abfdc58a7928438b89468f9cffd350669"` [INFO] running `"docker" "rm" "-f" "7437e2fef2b9cde714f0f6e1dd82087abfdc58a7928438b89468f9cffd350669"` [INFO] [stdout] 7437e2fef2b9cde714f0f6e1dd82087abfdc58a7928438b89468f9cffd350669 [INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-0/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] cffb593aad4d36bd0e9051fb2443ca997070e451ac71d6c9b8b6e33445c56d5f [INFO] running `"docker" "start" "-a" "cffb593aad4d36bd0e9051fb2443ca997070e451ac71d6c9b8b6e33445c56d5f"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.08s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/ffi_wrapper_nounwind-7c9f75627f264f58 [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test tests::cxx_wrapper_test ... ok [INFO] [stdout] test tests::c_types_test ... ok [INFO] [stdout] test tests::rust_wrapper_test ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- tests::rust_wrapper_test stdout ---- [INFO] [stdout] thread 'tests::rust_wrapper_test' panicked at 'assertion failed: `(left == right)` [INFO] [stdout] left: `"pub unsafe fn foo < \'a > ( x : & \'a u8 , y : * mut u8 ) -> u32 { extern \"C\" { fn foo_cxx < \'a > ( x : & \'a u8 , y : * mut u8 ) -> WrapperResult < u32 > ; } let result = foo_cxx ( x , y ) ; if result . discriminant == 0 { result . value . value } else { let WrapperError { buf , len , cap } : WrapperError = result . value . error ; panic ! ( String :: from_raw_parts ( buf , len , cap ) ) } }"`, [INFO] [stdout] right: `"pub unsafe fn foo < \'a > ( x : & \'a u8 , y : * mut u8 ) -> -> u32 { extern \"C\" { fn foo_cxx < \'a > ( x : & \'a u8 , y : * mut u8 ) -> -> u32 ; } let result = foo_cxx ( x , y ) ; if result . discriminant == 0 { result . value . value } else { let WrapperError { { buf , len , cap } } : WrapperError = result . value . error ; panic ! ( String :: from_raw_parts ( buf , len , cap ) ) } }"`', src/lib.rs:463:9 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55faab57cc2b - backtrace::backtrace::libunwind::trace::h89fcc71e59e3bc5b [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x55faab57cc2b - backtrace::backtrace::trace_unsynchronized::h0bad9be1379e729a [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55faab57cc2b - std::sys_common::backtrace::_print::hd3382a1f33c473da [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x55faab57cc2b - std::sys_common::backtrace::print::h0ec6f03cfb8e76a6 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x55faab57cc2b - std::panicking::default_hook::{{closure}}::h96cbf7b454e3f557 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x55faab57c89c - std::panicking::default_hook::h95a8f00337383d83 [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x55faab57d486 - std::panicking::rust_panic_with_hook::h92f98b46e22f14ed [INFO] [stdout] at src/libstd/panicking.rs:481 [INFO] [stdout] 7: 0x55faab57cf22 - std::panicking::continue_panic_fmt::h25abfbb4e5b7043a [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x55faab57ce6f - std::panicking::begin_panic_fmt::hc33ce01c7f7cd52d [INFO] [stdout] at src/libstd/panicking.rs:339 [INFO] [stdout] 9: 0x55faab31d3e4 - ffi_wrapper_nounwind::tests::rust_wrapper_test::h228dbfde87f3313f [INFO] [stdout] at src/lib.rs:463 [INFO] [stdout] 10: 0x55faab31d18a - ffi_wrapper_nounwind::tests::rust_wrapper_test::{{closure}}::hc9949c05fbda599e [INFO] [stdout] at src/lib.rs:457 [INFO] [stdout] 11: 0x55faab333a4e - core::ops::function::FnOnce::call_once::hb40c2d01bc59371e [INFO] [stdout] at /rustc/625451e376bb2e5283fc4741caa0a3e8a2ca4d54/src/libcore/ops/function.rs:235 [INFO] [stdout] 12: 0x55faab4f8b7f - as core::ops::function::FnOnce>::call_once::hac0fbe2754f8bd24 [INFO] [stdout] at /rustc/625451e376bb2e5283fc4741caa0a3e8a2ca4d54/src/liballoc/boxed.rs:787 [INFO] [stdout] 13: 0x55faab57fbda - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 14: 0x55faab51316e - std::panicking::try::h9d6938917cc05e3f [INFO] [stdout] at /rustc/625451e376bb2e5283fc4741caa0a3e8a2ca4d54/src/libstd/panicking.rs:275 [INFO] [stdout] 15: 0x55faab51316e - std::panic::catch_unwind::h5be70fd1d69515b0 [INFO] [stdout] at /rustc/625451e376bb2e5283fc4741caa0a3e8a2ca4d54/src/libstd/panic.rs:394 [INFO] [stdout] 16: 0x55faab51316e - test::run_test::run_test_inner::{{closure}}::h056f206eafd8ff6e [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 17: 0x55faab4ee5a5 - std::sys_common::backtrace::__rust_begin_short_backtrace::h859abbc742a34b19 [INFO] [stdout] at /rustc/625451e376bb2e5283fc4741caa0a3e8a2ca4d54/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 18: 0x55faab4f26e5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::hf8192ec938c43694 [INFO] [stdout] at /rustc/625451e376bb2e5283fc4741caa0a3e8a2ca4d54/src/libstd/thread/mod.rs:470 [INFO] [stdout] 19: 0x55faab4f26e5 - as core::ops::function::FnOnce<()>>::call_once::hae7b2431555cb4db [INFO] [stdout] at /rustc/625451e376bb2e5283fc4741caa0a3e8a2ca4d54/src/libstd/panic.rs:315 [INFO] [stdout] 20: 0x55faab4f26e5 - std::panicking::try::do_call::h6da7ecd0783259d7 [INFO] [stdout] at /rustc/625451e376bb2e5283fc4741caa0a3e8a2ca4d54/src/libstd/panicking.rs:296 [INFO] [stdout] 21: 0x55faab57fbda - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 22: 0x55faab4f2cc2 - std::panicking::try::h3c1c35414c2c78f1 [INFO] [stdout] at /rustc/625451e376bb2e5283fc4741caa0a3e8a2ca4d54/src/libstd/panicking.rs:275 [INFO] [stdout] 23: 0x55faab4f2cc2 - std::panic::catch_unwind::ha5cfb2018fda983e [INFO] [stdout] at /rustc/625451e376bb2e5283fc4741caa0a3e8a2ca4d54/src/libstd/panic.rs:394 [INFO] [stdout] 24: 0x55faab4f2cc2 - std::thread::Builder::spawn_unchecked::{{closure}}::hc7620e41f0938c09 [INFO] [stdout] at /rustc/625451e376bb2e5283fc4741caa0a3e8a2ca4d54/src/libstd/thread/mod.rs:469 [INFO] [stdout] 25: 0x55faab4f2cc2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h1b3b20eeb6ea6ddd [INFO] [stdout] at /rustc/625451e376bb2e5283fc4741caa0a3e8a2ca4d54/src/libcore/ops/function.rs:235 [INFO] [stdout] 26: 0x55faab5725ff - as core::ops::function::FnOnce>::call_once::h2877b2aefb0fd627 [INFO] [stdout] at /rustc/625451e376bb2e5283fc4741caa0a3e8a2ca4d54/src/liballoc/boxed.rs:787 [INFO] [stdout] 27: 0x55faab57f310 - as core::ops::function::FnOnce>::call_once::h13f473dbcdaa0fef [INFO] [stdout] at /rustc/625451e376bb2e5283fc4741caa0a3e8a2ca4d54/src/liballoc/boxed.rs:787 [INFO] [stdout] 28: 0x55faab57f310 - std::sys_common::thread::start_thread::h562a7c4953cb1d31 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 29: 0x55faab57f310 - std::sys::unix::thread::Thread::new::thread_start::h382c6ae14181d163 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 30: 0x7feb667136db - start_thread [INFO] [stdout] 31: 0x7feb6622488f - __clone [INFO] [stdout] 32: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] tests::rust_wrapper_test [INFO] [stdout] [INFO] [stdout] test result: FAILED. 2 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--lib' [INFO] running `"docker" "inspect" "cffb593aad4d36bd0e9051fb2443ca997070e451ac71d6c9b8b6e33445c56d5f"` [INFO] running `"docker" "rm" "-f" "cffb593aad4d36bd0e9051fb2443ca997070e451ac71d6c9b8b6e33445c56d5f"` [INFO] [stdout] cffb593aad4d36bd0e9051fb2443ca997070e451ac71d6c9b8b6e33445c56d5f