[INFO] crate dlopen 0.1.7 is already in cache [INFO] extracting crate dlopen 0.1.7 into work/ex/beta-1.38-1/sources/1.37.0/reg/dlopen/0.1.7 [INFO] extracting crate dlopen 0.1.7 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/dlopen/0.1.7 [INFO] validating manifest of dlopen-0.1.7 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 dlopen-0.1.7 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 dlopen-0.1.7 [INFO] removed 5 missing examples [INFO] finished frobbing dlopen-0.1.7 [INFO] frobbed toml for dlopen-0.1.7 written to work/ex/beta-1.38-1/sources/1.37.0/reg/dlopen/0.1.7/Cargo.toml [INFO] started frobbing dlopen-0.1.7 [INFO] removed 5 missing examples [INFO] finished frobbing dlopen-0.1.7 [INFO] frobbed toml for dlopen-0.1.7 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/dlopen/0.1.7/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 dlopen-0.1.7 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/dlopen/0.1.7:/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] 3c3fea777df2a9b7fc46ed80ebaa18f5464ee424f42933b7ffc42cc793850e4e [INFO] running `"docker" "start" "-a" "3c3fea777df2a9b7fc46ed80ebaa18f5464ee424f42933b7ffc42cc793850e4e"` [INFO] [stderr] warning: An explicit [[example]] section is specified in Cargo.toml which currently [INFO] [stderr] disables Cargo from automatically inferring other example targets. [INFO] [stderr] This inference behavior will change in the Rust 2018 edition and the following [INFO] [stderr] files will be included as a example target: [INFO] [stderr] [INFO] [stderr] * /opt/crater/workdir/examples/symbor.rs [INFO] [stderr] * /opt/crater/workdir/examples/wrapper_api.rs [INFO] [stderr] * /opt/crater/workdir/examples/raw.rs [INFO] [stderr] * /opt/crater/workdir/examples/symbor_api.rs [INFO] [stderr] * /opt/crater/workdir/examples/wrapper_multi_api.rs [INFO] [stderr] [INFO] [stderr] This is likely to break cargo build or cargo test as these files may not be [INFO] [stderr] ready to be compiled as a example target today. You can future-proof yourself [INFO] [stderr] and disable this warning by adding `autoexamples = false` to your [package] [INFO] [stderr] section. You may also move the files to a location where Cargo would not [INFO] [stderr] automatically infer them to be a target, such as in subfolders. [INFO] [stderr] [INFO] [stderr] For more information on this warning you can consult [INFO] [stderr] https://github.com/rust-lang/cargo/issues/5330 [INFO] [stderr] Compiling dlopen_derive v0.1.4 [INFO] [stderr] Compiling dlopen v0.1.7 (/opt/crater/workdir) [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/err.rs:31:32 [INFO] [stderr] | [INFO] [stderr] 31 | fn cause(&self) -> Option<&ErrorTrait> { [INFO] [stderr] | ^^^^^^^^^^ help: use `dyn`: `dyn ErrorTrait` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2.55s [INFO] running `"docker" "inspect" "3c3fea777df2a9b7fc46ed80ebaa18f5464ee424f42933b7ffc42cc793850e4e"` [INFO] running `"docker" "rm" "-f" "3c3fea777df2a9b7fc46ed80ebaa18f5464ee424f42933b7ffc42cc793850e4e"` [INFO] [stdout] 3c3fea777df2a9b7fc46ed80ebaa18f5464ee424f42933b7ffc42cc793850e4e [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/dlopen/0.1.7:/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] 468bfb5ed67af5c5c65385849b7629280108087c7de5c83ccb36f87004366e25 [INFO] running `"docker" "start" "-a" "468bfb5ed67af5c5c65385849b7629280108087c7de5c83ccb36f87004366e25"` [INFO] [stderr] warning: An explicit [[example]] section is specified in Cargo.toml which currently [INFO] [stderr] disables Cargo from automatically inferring other example targets. [INFO] [stderr] This inference behavior will change in the Rust 2018 edition and the following [INFO] [stderr] files will be included as a example target: [INFO] [stderr] [INFO] [stderr] * /opt/crater/workdir/examples/symbor.rs [INFO] [stderr] * /opt/crater/workdir/examples/wrapper_api.rs [INFO] [stderr] * /opt/crater/workdir/examples/raw.rs [INFO] [stderr] * /opt/crater/workdir/examples/symbor_api.rs [INFO] [stderr] * /opt/crater/workdir/examples/wrapper_multi_api.rs [INFO] [stderr] [INFO] [stderr] This is likely to break cargo build or cargo test as these files may not be [INFO] [stderr] ready to be compiled as a example target today. You can future-proof yourself [INFO] [stderr] and disable this warning by adding `autoexamples = false` to your [package] [INFO] [stderr] section. You may also move the files to a location where Cargo would not [INFO] [stderr] automatically infer them to be a target, such as in subfolders. [INFO] [stderr] [INFO] [stderr] For more information on this warning you can consult [INFO] [stderr] https://github.com/rust-lang/cargo/issues/5330 [INFO] [stderr] Compiling const-cstr v0.1.0 [INFO] [stderr] Compiling example_dylib v0.1.0 [INFO] [stderr] Compiling dlopen v0.1.7 (/opt/crater/workdir) [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/err.rs:31:32 [INFO] [stderr] | [INFO] [stderr] 31 | fn cause(&self) -> Option<&ErrorTrait> { [INFO] [stderr] | ^^^^^^^^^^ help: use `dyn`: `dyn ErrorTrait` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2.94s [INFO] running `"docker" "inspect" "468bfb5ed67af5c5c65385849b7629280108087c7de5c83ccb36f87004366e25"` [INFO] running `"docker" "rm" "-f" "468bfb5ed67af5c5c65385849b7629280108087c7de5c83ccb36f87004366e25"` [INFO] [stdout] 468bfb5ed67af5c5c65385849b7629280108087c7de5c83ccb36f87004366e25 [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/dlopen/0.1.7:/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] 9a218107af0041d91b80fc80b4d8d0d0058df22b0ac495a45497b81251bac550 [INFO] running `"docker" "start" "-a" "9a218107af0041d91b80fc80b4d8d0d0058df22b0ac495a45497b81251bac550"` [INFO] [stderr] warning: An explicit [[example]] section is specified in Cargo.toml which currently [INFO] [stderr] disables Cargo from automatically inferring other example targets. [INFO] [stderr] This inference behavior will change in the Rust 2018 edition and the following [INFO] [stderr] files will be included as a example target: [INFO] [stderr] [INFO] [stderr] * /opt/crater/workdir/examples/symbor.rs [INFO] [stderr] * /opt/crater/workdir/examples/wrapper_api.rs [INFO] [stderr] * /opt/crater/workdir/examples/raw.rs [INFO] [stderr] * /opt/crater/workdir/examples/symbor_api.rs [INFO] [stderr] * /opt/crater/workdir/examples/wrapper_multi_api.rs [INFO] [stderr] [INFO] [stderr] This is likely to break cargo build or cargo test as these files may not be [INFO] [stderr] ready to be compiled as a example target today. You can future-proof yourself [INFO] [stderr] and disable this warning by adding `autoexamples = false` to your [package] [INFO] [stderr] section. You may also move the files to a location where Cargo would not [INFO] [stderr] automatically infer them to be a target, such as in subfolders. [INFO] [stderr] [INFO] [stderr] For more information on this warning you can consult [INFO] [stderr] https://github.com/rust-lang/cargo/issues/5330 [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running /opt/crater/target/debug/deps/dlopen-6c3cebb2b427b08f [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test raw::tests::load_get_close ... ok [INFO] [stdout] test raw::tests::get_err ... ok [INFO] [stdout] test raw::tests::open_err ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Running /opt/crater/target/debug/deps/raw-0115c2c671e600bc [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test open_play_close_raw ... FAILED [INFO] [stderr] error: test failed, to rerun pass '--test raw' [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- open_play_close_raw stdout ---- [INFO] [stdout] thread 'open_play_close_raw' panicked at 'Could not find the example library', src/libcore/option.rs:1166:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x5594eb6ac11b - backtrace::backtrace::libunwind::trace::h23ae608c8b906c69 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5594eb6ac11b - backtrace::backtrace::trace_unsynchronized::h65b3ea295a85fd48 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5594eb6ac11b - std::sys_common::backtrace::_print::h24f527b44b6cfc06 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5594eb6ac11b - std::sys_common::backtrace::print::h712608e4347fd64a [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5594eb6ac11b - std::panicking::default_hook::{{closure}}::h6c3d570c2b500048 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x5594eb6abd8c - std::panicking::default_hook::hb29963fb4747e0dd [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x5594eb6ac88d - std::panicking::rust_panic_with_hook::hd1236c3083de823a [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x5594eb6ac412 - std::panicking::continue_panic_fmt::he38ad41d6304a12c [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x5594eb6ac2f6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x5594eb6c2ded - core::panicking::panic_fmt::h1bc6de43c92ad80c [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5594eb6c2e57 - core::option::expect_failed::h129ce0dbbd17b87d [INFO] [stdout] at src/libcore/option.rs:1166 [INFO] [stdout] 11: 0x5594eb4d7786 - core::option::Option::expect::he7fc31dfde1d340e [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/option.rs:345 [INFO] [stdout] 12: 0x5594eb4d9380 - raw::commons::example_lib_path::h0363611b590d509d [INFO] [stdout] at tests/commons/mod.rs:36 [INFO] [stdout] 13: 0x5594eb4d216c - raw::open_play_close_raw::hed288ebfd7193400 [INFO] [stdout] at tests/raw.rs:14 [INFO] [stdout] 14: 0x5594eb4d213a - raw::open_play_close_raw::{{closure}}::hb0e7bb20d665b553 [INFO] [stdout] at tests/raw.rs:13 [INFO] [stdout] 15: 0x5594eb4d59ae - core::ops::function::FnOnce::call_once::h6e648ae9bab74c52 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 16: 0x5594eb4e60ff - as core::ops::function::FnOnce>::call_once::h355e655b04400826 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 17: 0x5594eb6af8aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 18: 0x5594eb5006ee - std::panicking::try::h5890cbed5d1d8df0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x5594eb5006ee - std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x5594eb5006ee - test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 21: 0x5594eb4dbb25 - std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 22: 0x5594eb4dfd35 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] 23: 0x5594eb4dfd35 - as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] 24: 0x5594eb4dfd35 - std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 25: 0x5594eb6af8aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 26: 0x5594eb4e0332 - std::panicking::try::h332f368ed7d9b7d1 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 27: 0x5594eb4e0332 - std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 28: 0x5594eb4e0332 - std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] 29: 0x5594eb4e0332 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 30: 0x5594eb6a1aff - as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 31: 0x5594eb6aec80 - as core::ops::function::FnOnce>::call_once::h92593001847bb63e [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 32: 0x5594eb6aec80 - std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 33: 0x5594eb6aec80 - std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 34: 0x7fa22e2064a4 - start_thread [INFO] [stdout] 35: 0x7fa22ea0cd0f - __clone [INFO] [stdout] 36: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] open_play_close_raw [INFO] [stdout] [INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `"docker" "inspect" "9a218107af0041d91b80fc80b4d8d0d0058df22b0ac495a45497b81251bac550"` [INFO] running `"docker" "rm" "-f" "9a218107af0041d91b80fc80b4d8d0d0058df22b0ac495a45497b81251bac550"` [INFO] [stdout] 9a218107af0041d91b80fc80b4d8d0d0058df22b0ac495a45497b81251bac550