[INFO] updating cached repository ruckc/mctk [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/ruckc/mctk [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/ruckc/mctk" "work/ex/beta-1.37-6/sources/1.36.0/gh/ruckc/mctk"` [INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/ruckc/mctk'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/ruckc/mctk" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/ruckc/mctk"` [INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/ruckc/mctk'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] c064250a4cdba7b3dd331cec62c87b85e860cbb2 [INFO] sha for GitHub repo ruckc/mctk: c064250a4cdba7b3dd331cec62c87b85e860cbb2 [INFO] validating manifest of ruckc/mctk on toolchain 1.36.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of ruckc/mctk on toolchain beta-2019-07-23 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing ruckc/mctk [INFO] finished frobbing ruckc/mctk [INFO] frobbed toml for ruckc/mctk written to work/ex/beta-1.37-6/sources/1.36.0/gh/ruckc/mctk/Cargo.toml [INFO] started frobbing ruckc/mctk [INFO] finished frobbing ruckc/mctk [INFO] frobbed toml for ruckc/mctk written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/ruckc/mctk/Cargo.toml [INFO] crate ruckc/mctk already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] error: the lock file /mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/ruckc/mctk/Cargo.lock needs to be updated but --locked was passed to prevent this [INFO] the lockfile is outdated, regenerating it [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing ruckc/mctk against beta-2019-07-23 for beta-1.37-6 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/ruckc/mctk:/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-2019-07-23" "build" "--frozen"` [INFO] [stdout] 002f456a4e93a33fdfeab9f3e6df76b9cd4d57c07fa69a07919f39403a99da44 [INFO] running `"docker" "start" "-a" "002f456a4e93a33fdfeab9f3e6df76b9cd4d57c07fa69a07919f39403a99da44"` [INFO] [stderr] Compiling socket2 v0.3.10 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling my-pretty-failure v0.1.2 [INFO] [stderr] Compiling clap v2.33.0 [INFO] [stderr] Compiling mctk v0.1.3 (/opt/crater/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 10.48s [INFO] running `"docker" "inspect" "002f456a4e93a33fdfeab9f3e6df76b9cd4d57c07fa69a07919f39403a99da44"` [INFO] running `"docker" "rm" "-f" "002f456a4e93a33fdfeab9f3e6df76b9cd4d57c07fa69a07919f39403a99da44"` [INFO] [stdout] 002f456a4e93a33fdfeab9f3e6df76b9cd4d57c07fa69a07919f39403a99da44 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/ruckc/mctk:/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-2019-07-23" "test" "--frozen" "--no-run"` [INFO] [stdout] 679de6d2d889a44c021c3051f0408fb0fe479143fb107ea32e09b4bfcd1a778a [INFO] running `"docker" "start" "-a" "679de6d2d889a44c021c3051f0408fb0fe479143fb107ea32e09b4bfcd1a778a"` [INFO] [stderr] Compiling mctk v0.1.3 (/opt/crater/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.15s [INFO] running `"docker" "inspect" "679de6d2d889a44c021c3051f0408fb0fe479143fb107ea32e09b4bfcd1a778a"` [INFO] running `"docker" "rm" "-f" "679de6d2d889a44c021c3051f0408fb0fe479143fb107ea32e09b4bfcd1a778a"` [INFO] [stdout] 679de6d2d889a44c021c3051f0408fb0fe479143fb107ea32e09b4bfcd1a778a [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/ruckc/mctk:/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-2019-07-23" "test" "--frozen"` [INFO] [stdout] 70ef3ba7a8f17b5b5c0fdba62a312452e3fb4fafa2aa3a5c866f75dc080e3686 [INFO] running `"docker" "start" "-a" "70ef3ba7a8f17b5b5c0fdba62a312452e3fb4fafa2aa3a5c866f75dc080e3686"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stderr] Running /opt/crater/target/debug/deps/mctk-44697f706eabf803 [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Running /opt/crater/target/debug/deps/mctk-cae2e975950da98c [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Running /opt/crater/target/debug/deps/multicast-312dddceebc96add [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test test_generate_message ... ok [INFO] [stderr] error: test failed, to rerun pass '--test multicast' [INFO] [stdout] test test_multicast ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- test_multicast stdout ---- [INFO] [stdout] thread 'test_multicast' panicked at 'unable to create multicast listener: Os { code: 19, kind: Other, message: "No such device" }', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x5641ae8b1b0b - backtrace::backtrace::libunwind::trace::h5dfa5d4c5feed6dc [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5641ae8b1b0b - backtrace::backtrace::trace_unsynchronized::hb731fe64f3fa469f [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5641ae8b1b0b - std::sys_common::backtrace::_print::hf4fd45fe7ae4a250 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5641ae8b1b0b - std::sys_common::backtrace::print::h31646c3786c57441 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5641ae8b1b0b - std::panicking::default_hook::{{closure}}::hda785e768c746ae7 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x5641ae8b177a - std::panicking::default_hook::h0c4b76f338614ef1 [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x5641ae8b2280 - std::panicking::rust_panic_with_hook::h096dff2cb12b67ce [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x5641ae8b1e02 - std::panicking::continue_panic_fmt::h0046167652be99a6 [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x5641ae8b1ce6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x5641ae8c7fed - core::panicking::panic_fmt::h8980489a6c4a44cb [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5641ae8a0d48 - core::result::unwrap_failed::hf39e6cf11c422756 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5641ae860424 - core::result::Result::expect::hd5ba54c8ce58c27f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/result.rs:827 [INFO] [stdout] 12: 0x5641ae85f146 - multicast::test_multicast::h8fe282fae534a897 [INFO] [stdout] at tests/multicast.rs:13 [INFO] [stdout] 13: 0x5641ae85effa - multicast::test_multicast::{{closure}}::hda065ca8d99592f0 [INFO] [stdout] at tests/multicast.rs:6 [INFO] [stdout] 14: 0x5641ae85fdae - core::ops::function::FnOnce::call_once::h0252c65cf327f620 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 15: 0x5641ae86c1ef - as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 16: 0x5641ae8b4b0a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 17: 0x5641ae8867e8 - std::panicking::try::h4b4c6c15836266eb [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 18: 0x5641ae8867e8 - std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 19: 0x5641ae8867e8 - test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 20: 0x5641ae861665 - std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 21: 0x5641ae8657e5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] 22: 0x5641ae8657e5 - as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] 23: 0x5641ae8657e5 - std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 24: 0x5641ae8b4b0a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 25: 0x5641ae865e22 - std::panicking::try::h9fff34be50f16431 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 26: 0x5641ae865e22 - std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 27: 0x5641ae865e22 - std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] 28: 0x5641ae865e22 - core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 29: 0x5641ae8a6e7f - as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 30: 0x5641ae8b4260 - as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5641ae8b4260 - std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 32: 0x5641ae8b4260 - std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 33: 0x7f4d86f524a4 - start_thread [INFO] [stdout] 34: 0x7f4d86a7dd0f - __clone [INFO] [stdout] 35: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] test_multicast [INFO] [stdout] [INFO] [stdout] test result: FAILED. 1 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `"docker" "inspect" "70ef3ba7a8f17b5b5c0fdba62a312452e3fb4fafa2aa3a5c866f75dc080e3686"` [INFO] running `"docker" "rm" "-f" "70ef3ba7a8f17b5b5c0fdba62a312452e3fb4fafa2aa3a5c866f75dc080e3686"` [INFO] [stdout] 70ef3ba7a8f17b5b5c0fdba62a312452e3fb4fafa2aa3a5c866f75dc080e3686