[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 1.37.0 for beta-1.38-1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/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" "+1.37.0" "build" "--frozen"` [INFO] [stdout] 29175d16c5a62151b8eb9d50d101cd66bbaebf0cd2f4184d8b4e65e2d64c3030 [INFO] running `"docker" "start" "-a" "29175d16c5a62151b8eb9d50d101cd66bbaebf0cd2f4184d8b4e65e2d64c3030"` [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 2.75s [INFO] running `"docker" "inspect" "29175d16c5a62151b8eb9d50d101cd66bbaebf0cd2f4184d8b4e65e2d64c3030"` [INFO] running `"docker" "rm" "-f" "29175d16c5a62151b8eb9d50d101cd66bbaebf0cd2f4184d8b4e65e2d64c3030"` [INFO] [stdout] 29175d16c5a62151b8eb9d50d101cd66bbaebf0cd2f4184d8b4e65e2d64c3030 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/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" "+1.37.0" "test" "--frozen" "--no-run"` [INFO] [stdout] 921e9123792e363c07b248647653429f4b2f3f3badad9c1eb944a9be1bb92e2b [INFO] running `"docker" "start" "-a" "921e9123792e363c07b248647653429f4b2f3f3badad9c1eb944a9be1bb92e2b"` [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 3.07s [INFO] running `"docker" "inspect" "921e9123792e363c07b248647653429f4b2f3f3badad9c1eb944a9be1bb92e2b"` [INFO] running `"docker" "rm" "-f" "921e9123792e363c07b248647653429f4b2f3f3badad9c1eb944a9be1bb92e2b"` [INFO] [stdout] 921e9123792e363c07b248647653429f4b2f3f3badad9c1eb944a9be1bb92e2b [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/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" "+1.37.0" "test" "--frozen"` [INFO] [stdout] df18d936fa244c3292106c73ee667f3476d005df24f9c65d570466573e3cbc18 [INFO] running `"docker" "start" "-a" "df18d936fa244c3292106c73ee667f3476d005df24f9c65d570466573e3cbc18"` [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-4b6748e45856774e [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test raw::tests::get_err ... ok [INFO] [stdout] test raw::tests::load_get_close ... 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-6fdacf1ad722b5bb [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test open_play_close_raw ... FAILED [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:1034:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x5577a353b6eb - backtrace::backtrace::libunwind::trace::hfe5db90796807973 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5577a353b6eb - backtrace::backtrace::trace_unsynchronized::h34b865a835594335 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5577a353b6eb - std::sys_common::backtrace::_print::h527254ae44989167 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5577a353b6eb - std::sys_common::backtrace::print::he85dd5ddddf46503 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5577a353b6eb - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x5577a353b35a - std::panicking::default_hook::h2ca0f9a30a0e206b [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x5577a353be60 - std::panicking::rust_panic_with_hook::hffcefc09751839d1 [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x5577a353b9e2 - std::panicking::continue_panic_fmt::hc0f142c930c846fc [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x5577a353b8c6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x5577a35520ed - core::panicking::panic_fmt::h2daf88b2616ca2b2 [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5577a3552157 - core::option::expect_failed::h4b77ebe6e62ec3a1 [INFO] [stdout] at src/libcore/option.rs:1034 [INFO] [stdout] 11: 0x5577a3361f7b - core::option::Option::expect::hcbe480286f5d005b [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/option.rs:314 [INFO] [stdout] 12: 0x5577a3363f80 - raw::commons::example_lib_path::h2a7f6d1b1573d8c0 [INFO] [stdout] at tests/commons/mod.rs:36 [INFO] [stdout] 13: 0x5577a335c69c - raw::open_play_close_raw::h53d4ff8da80b34da [INFO] [stdout] at tests/raw.rs:14 [INFO] [stdout] 14: 0x5577a335c66a - raw::open_play_close_raw::{{closure}}::ha4e3fcccf5be3cb2 [INFO] [stdout] at tests/raw.rs:13 [INFO] [stdout] 15: 0x5577a336079e - core::ops::function::FnOnce::call_once::h5e1c0fd88179a093 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 16: 0x5577a337119f - as core::ops::function::FnOnce>::call_once::h4a13ee3f0d7b4201 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 17: 0x5577a353eaea - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: 0x5577a338b798 - std::panicking::try::h5a93466ab2078586 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x5577a338b798 - std::panic::catch_unwind::h752cbeae6ac7bdea [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x5577a338b798 - test::run_test::run_test_inner::{{closure}}::h206c9c16936edaca [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 21: 0x5577a3366615 - std::sys_common::backtrace::__rust_begin_short_backtrace::hc7edbac42990d270 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 22: 0x5577a336a6d5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::he53c58e7adee87af [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:470 [INFO] [stdout] 23: 0x5577a336a6d5 - as core::ops::function::FnOnce<()>>::call_once::h1aff7c42b6bb3726 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 24: 0x5577a336a6d5 - std::panicking::try::do_call::h41f8559f88100f6c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 25: 0x5577a353eaea - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 26: 0x5577a336add2 - std::panicking::try::hb54ba808181fe352 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 27: 0x5577a336add2 - std::panic::catch_unwind::h555ccf4e835e93f4 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 28: 0x5577a336add2 - std::thread::Builder::spawn_unchecked::{{closure}}::hd4dae6e19e80fc1a [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:469 [INFO] [stdout] 29: 0x5577a336add2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc35d54c07710e1a1 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x5577a3530fbf - as core::ops::function::FnOnce>::call_once::h42806b83647d4c79 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5577a353df20 - as core::ops::function::FnOnce>::call_once::h83c921c8e826dd1d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 32: 0x5577a353df20 - std::sys_common::thread::start_thread::h2613204ce513782e [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 33: 0x5577a353df20 - std::sys::unix::thread::Thread::new::thread_start::h4570080769500bcd [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 34: 0x7fccc9fc54a4 - start_thread [INFO] [stdout] 35: 0x7fccca7cbd0f - __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] [stderr] error: test failed, to rerun pass '--test raw' [INFO] running `"docker" "inspect" "df18d936fa244c3292106c73ee667f3476d005df24f9c65d570466573e3cbc18"` [INFO] running `"docker" "rm" "-f" "df18d936fa244c3292106c73ee667f3476d005df24f9c65d570466573e3cbc18"` [INFO] [stdout] df18d936fa244c3292106c73ee667f3476d005df24f9c65d570466573e3cbc18