[INFO] crate cmudict 0.3.2 is already in cache [INFO] extracting crate cmudict 0.3.2 into work/ex/beta-1.37-6/sources/1.36.0/reg/cmudict/0.3.2 [INFO] extracting crate cmudict 0.3.2 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/cmudict/0.3.2 [INFO] validating manifest of cmudict-0.3.2 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 cmudict-0.3.2 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 cmudict-0.3.2 [INFO] finished frobbing cmudict-0.3.2 [INFO] frobbed toml for cmudict-0.3.2 written to work/ex/beta-1.37-6/sources/1.36.0/reg/cmudict/0.3.2/Cargo.toml [INFO] started frobbing cmudict-0.3.2 [INFO] finished frobbing cmudict-0.3.2 [INFO] frobbed toml for cmudict-0.3.2 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/cmudict/0.3.2/Cargo.toml [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 cmudict-0.3.2 against 1.36.0 for beta-1.37-6 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/cmudict/0.3.2:/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" "+1.36.0" "build" "--frozen"` [INFO] [stdout] e7e549ec847bee316e872641467012cc2c942be76b42b909a512bb13cb7a3ddc [INFO] running `"docker" "start" "-a" "e7e549ec847bee316e872641467012cc2c942be76b42b909a512bb13cb7a3ddc"` [INFO] [stderr] Compiling indexed-line-reader v0.2.1 [INFO] [stderr] Compiling cmudict_core v0.2.2 [INFO] [stderr] Compiling cmudict v0.3.2 (/opt/crater/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 5.48s [INFO] running `"docker" "inspect" "e7e549ec847bee316e872641467012cc2c942be76b42b909a512bb13cb7a3ddc"` [INFO] running `"docker" "rm" "-f" "e7e549ec847bee316e872641467012cc2c942be76b42b909a512bb13cb7a3ddc"` [INFO] [stdout] e7e549ec847bee316e872641467012cc2c942be76b42b909a512bb13cb7a3ddc [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/cmudict/0.3.2:/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" "+1.36.0" "test" "--frozen" "--no-run"` [INFO] [stdout] 1149ea9a90bc64783f664962be452e5928a69b5f90c373f7fde861c38b858014 [INFO] running `"docker" "start" "-a" "1149ea9a90bc64783f664962be452e5928a69b5f90c373f7fde861c38b858014"` [INFO] [stderr] Compiling cmudict v0.3.2 (/opt/crater/workdir) [INFO] [stderr] warning: unused variable: `dict` [INFO] [stderr] --> examples/apple_lookup.rs:5:9 [INFO] [stderr] | [INFO] [stderr] 5 | let dict = Cmudict::download().expect("Couldn't get dict"); [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_dict` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 7.98s [INFO] running `"docker" "inspect" "1149ea9a90bc64783f664962be452e5928a69b5f90c373f7fde861c38b858014"` [INFO] running `"docker" "rm" "-f" "1149ea9a90bc64783f664962be452e5928a69b5f90c373f7fde861c38b858014"` [INFO] [stdout] 1149ea9a90bc64783f664962be452e5928a69b5f90c373f7fde861c38b858014 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/cmudict/0.3.2:/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" "+1.36.0" "test" "--frozen"` [INFO] [stdout] 5b048bdbdbac7bd0af00b0953634d0d90b46da3e2f220a89357c73ec9e5c8db5 [INFO] running `"docker" "start" "-a" "5b048bdbdbac7bd0af00b0953634d0d90b46da3e2f220a89357c73ec9e5c8db5"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.15s [INFO] [stderr] Running /opt/crater/target/debug/deps/cmudict-2c9227e39b410285 [INFO] [stdout] [INFO] [stdout] running 4 tests [INFO] [stdout] test tests::using_tempdir ... FAILED [INFO] [stdout] test tests::threads ... ok [INFO] [stdout] test tests::test_rhymes ... ok [INFO] [stdout] test tests::test_basics ... ok [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- tests::using_tempdir stdout ---- [INFO] [stdout] thread 'tests::using_tempdir' panicked at 'Could not create Cmudict: Error { kind: Io(Custom { kind: Other, error: StringError("failed to lookup address information: Temporary failure in name resolution") }), url: Some("https://raw.githubusercontent.com/cmusphinx/cmudict/master/cmudict.dict") } [INFO] [stdout] [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: failure::backtrace::internal::InternalBacktrace::new::hfeab119dddb60f1c (0x563455ec1433) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.5/src/backtrace/internal.rs:44 [INFO] [stdout] 1: failure::backtrace::Backtrace::new::hc4037e0989566921 (0x563455ec11de) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.5/src/backtrace/mod.rs:111 [INFO] [stdout] 2: >::from::h1104133e82feb24a (0x563455a11526) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.5/src/error/error_impl.rs:19 [INFO] [stdout] 3: >::from::h2405ff58e3fe3e4c (0x563455a1c2f5) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.5/src/error/mod.rs:36 [INFO] [stdout] 4: cmudict::Cmudict::download::h5077f808c541970f (0x5634559fdace) [INFO] [stdout] at src/lib.rs:103 [INFO] [stdout] 5: cmudict::tests::using_tempdir::hcffe64191fef92b3 (0x563455a1d05c) [INFO] [stdout] at src/lib.rs:318 [INFO] [stdout] 6: cmudict::tests::using_tempdir::{{closure}}::h1dff2cb0da7e849b (0x563455a1d02a) [INFO] [stdout] at src/lib.rs:317 [INFO] [stdout] 7: core::ops::function::FnOnce::call_once::h078a8da5019f0244 (0x563455a0d6fe) [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libcore/ops/function.rs:231 [INFO] [stdout] 8: as core::ops::function::FnOnce>::call_once::h6b004fa8f4fc1608 (0x563455a28dff) [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/liballoc/boxed.rs:704 [INFO] [stdout] 9: __rust_maybe_catch_panic (0x563455f1831a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 10: std::panicking::try::h24368a6d38b1d93c (0x563455a436f8) [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panicking.rs:272 [INFO] [stdout] std::panic::catch_unwind::hf2c3df16a559e51f [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::h9a4d23c41d058d37 [INFO] [stdout] at src/libtest/lib.rs:1468 [INFO] [stdout] 11: std::sys_common::backtrace::__rust_begin_short_backtrace::h3765d76361a33ff7 (0x563455a1e115) [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/sys_common/backtrace.rs:136 [INFO] [stdout] 12: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h74161b153f5e9baf (0x563455a221c5) [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::hf7155da0a5779cf2 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::h6f86e980b52f74d5 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panicking.rs:293 [INFO] [stdout] 13: __rust_maybe_catch_panic (0x563455f1831a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 14: std::panicking::try::h9073c4fbc6488ec1 (0x563455a227d2) [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panicking.rs:272 [INFO] [stdout] std::panic::catch_unwind::h414e175ffeedf40c [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::hcde0649867c5f4c7 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::h760b8a2b155f54c3 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libcore/ops/function.rs:231 [INFO] [stdout] 15: as core::ops::function::FnOnce>::call_once::h805c3cc89d534c05 (0x563455f04d9f) [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/liballoc/boxed.rs:704 [INFO] [stdout] 16: as core::ops::function::FnOnce>::call_once::h9ebda9db5f03daf3 (0x563455f17650) [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/liballoc/boxed.rs:704 [INFO] [stdout] std::sys_common::thread::start_thread::ha32838ccbb8a8179 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::h6f10b78f26c98dc6 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 17: start_thread (0x7fb9979b64a4) [INFO] [stdout] 18: __clone (0x7fb9974e1d0f) [INFO] [stdout] 19: (0x0)', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x563455f15483 - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::h6485381528590a55 [INFO] [stdout] at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:39 [INFO] [stdout] 1: 0x563455f0fe2b - std::sys_common::backtrace::_print::h49a82ae9552e35c7 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:71 [INFO] [stdout] 2: 0x563455f138b6 - std::panicking::default_hook::{{closure}}::he20974adbefcc046 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stdout] at src/libstd/panicking.rs:197 [INFO] [stdout] 3: 0x563455f135de - std::panicking::default_hook::he4af6af4ac7fef7b [INFO] [stdout] at src/libstd/panicking.rs:208 [INFO] [stdout] 4: 0x563455f13fbf - std::panicking::rust_panic_with_hook::h057ff03eb4c8000f [INFO] [stdout] at src/libstd/panicking.rs:474 [INFO] [stdout] 5: 0x563455f13b41 - std::panicking::continue_panic_fmt::ha6d6ae144369025b [INFO] [stdout] at src/libstd/panicking.rs:381 [INFO] [stdout] 6: 0x563455f13a25 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:308 [INFO] [stdout] 7: 0x563455f2763c - core::panicking::panic_fmt::hc4f83bfed80aeabd [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 8: 0x563455a07e94 - core::result::unwrap_failed::h034b9f9987610d9a [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libcore/macros.rs:18 [INFO] [stdout] 9: 0x563455a08893 - core::result::Result::expect::ha69c957e34bff81c [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libcore/result.rs:827 [INFO] [stdout] 10: 0x563455a1d08d - cmudict::tests::using_tempdir::hcffe64191fef92b3 [INFO] [stdout] at src/lib.rs:318 [INFO] [stdout] 11: 0x563455a1d029 - cmudict::tests::using_tempdir::{{closure}}::h1dff2cb0da7e849b [INFO] [stdout] at src/lib.rs:317 [INFO] [stdout] 12: 0x563455a0d6fd - core::ops::function::FnOnce::call_once::h078a8da5019f0244 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libcore/ops/function.rs:231 [INFO] [stdout] 13: 0x563455a28dfe - as core::ops::function::FnOnce>::call_once::h6b004fa8f4fc1608 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/liballoc/boxed.rs:704 [INFO] [stdout] 14: 0x563455f18319 - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 15: 0x563455a436f7 - test::run_test::run_test_inner::{{closure}}::h9a4d23c41d058d37 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panicking.rs:272 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panic.rs:394 [INFO] [stdout] at src/libtest/lib.rs:1468 [INFO] [stdout] 16: 0x563455a1e114 - std::sys_common::backtrace::__rust_begin_short_backtrace::h3765d76361a33ff7 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/sys_common/backtrace.rs:136 [INFO] [stdout] 17: 0x563455a221c4 - std::panicking::try::do_call::h6f86e980b52f74d5 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/thread/mod.rs:470 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panic.rs:315 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panicking.rs:293 [INFO] [stdout] 18: 0x563455f18319 - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 19: 0x563455a227d1 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h760b8a2b155f54c3 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panicking.rs:272 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panic.rs:394 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/thread/mod.rs:469 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libcore/ops/function.rs:231 [INFO] [stdout] 20: 0x563455f04d9e - as core::ops::function::FnOnce>::call_once::h805c3cc89d534c05 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/liballoc/boxed.rs:704 [INFO] [stdout] 21: 0x563455f1764f - std::sys::unix::thread::Thread::new::thread_start::h6f10b78f26c98dc6 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/liballoc/boxed.rs:704 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 22: 0x7fb9979b64a3 - start_thread [INFO] [stdout] 23: 0x7fb9974e1d0e - __clone [INFO] [stdout] 24: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] tests::using_tempdir [INFO] [stdout] [INFO] [stdout] test result: FAILED. 3 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" "5b048bdbdbac7bd0af00b0953634d0d90b46da3e2f220a89357c73ec9e5c8db5"` [INFO] running `"docker" "rm" "-f" "5b048bdbdbac7bd0af00b0953634d0d90b46da3e2f220a89357c73ec9e5c8db5"` [INFO] [stdout] 5b048bdbdbac7bd0af00b0953634d0d90b46da3e2f220a89357c73ec9e5c8db5