[INFO] fetching crate iota-client 0.2.0... [INFO] extracting crate iota-client 0.2.0 into work/ex/beta-1.37-6/sources/1.36.0/reg/iota-client/0.2.0 [INFO] extracting crate iota-client 0.2.0 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/iota-client/0.2.0 [INFO] validating manifest of iota-client-0.2.0 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 iota-client-0.2.0 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 iota-client-0.2.0 [INFO] finished frobbing iota-client-0.2.0 [INFO] frobbed toml for iota-client-0.2.0 written to work/ex/beta-1.37-6/sources/1.36.0/reg/iota-client/0.2.0/Cargo.toml [INFO] started frobbing iota-client-0.2.0 [INFO] finished frobbing iota-client-0.2.0 [INFO] frobbed toml for iota-client-0.2.0 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/iota-client/0.2.0/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 iota-client-0.2.0 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-5/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/iota-client/0.2.0:/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] 3eef817f98df52450a9a7c0f3d24e71ce31443fbe14b2c62bd6076e136d83b3d [INFO] running `"docker" "start" "-a" "3eef817f98df52450a9a7c0f3d24e71ce31443fbe14b2c62bd6076e136d83b3d"` [INFO] [stderr] Blocking waiting for file lock on package cache lock [INFO] [stderr] Blocking waiting for file lock on package cache lock [INFO] [stderr] Compiling iota-constants v0.2.0 [INFO] [stderr] Compiling iota-conversion v0.2.0 [INFO] [stderr] Compiling iota-crypto v0.2.0 [INFO] [stderr] Compiling iota-model v0.2.0 [INFO] [stderr] Compiling iota-pow v0.2.0 [INFO] [stderr] Compiling iota-validation v0.2.0 [INFO] [stderr] Compiling iota-utils v0.2.0 [INFO] [stderr] Compiling iota-signing v0.2.0 [INFO] [stderr] Compiling iota-client v0.2.0 (/opt/crater/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 14.36s [INFO] running `"docker" "inspect" "3eef817f98df52450a9a7c0f3d24e71ce31443fbe14b2c62bd6076e136d83b3d"` [INFO] running `"docker" "rm" "-f" "3eef817f98df52450a9a7c0f3d24e71ce31443fbe14b2c62bd6076e136d83b3d"` [INFO] [stdout] 3eef817f98df52450a9a7c0f3d24e71ce31443fbe14b2c62bd6076e136d83b3d [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/iota-client/0.2.0:/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] a060f291e21e0135dd1c553702ead98f70d7519deb524beeb78d2fd4142e6435 [INFO] running `"docker" "start" "-a" "a060f291e21e0135dd1c553702ead98f70d7519deb524beeb78d2fd4142e6435"` [INFO] [stderr] Compiling iota-client v0.2.0 (/opt/crater/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 6.81s [INFO] running `"docker" "inspect" "a060f291e21e0135dd1c553702ead98f70d7519deb524beeb78d2fd4142e6435"` [INFO] running `"docker" "rm" "-f" "a060f291e21e0135dd1c553702ead98f70d7519deb524beeb78d2fd4142e6435"` [INFO] [stdout] a060f291e21e0135dd1c553702ead98f70d7519deb524beeb78d2fd4142e6435 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/iota-client/0.2.0:/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] f0bd93ef86b7dd188d047ce25b7f7ee239622cd2eaed907843017ed4dd9cd6eb [INFO] running `"docker" "start" "-a" "f0bd93ef86b7dd188d047ce25b7f7ee239622cd2eaed907843017ed4dd9cd6eb"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.17s [INFO] [stderr] Running /opt/crater/target/debug/deps/iota_client-706107ddadef2538 [INFO] [stderr] Doc-tests iota_client [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] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test lib.rs - add_neighbors (line 60) ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- lib.rs - add_neighbors (line 60) stdout ---- [INFO] [stdout] thread 'lib.rs - add_neighbors (line 60)' panicked at 'test executable failed: [INFO] [stdout] [INFO] [stdout] thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: Error(Hyper(Error(Connect, Custom { kind: Other, error: StringError("failed to lookup address information: Temporary failure in name resolution") })), "https://node01.iotatoken.nl/")', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x56526d782593 - 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: 0x56526d77d5ab - std::sys_common::backtrace::_print::h49a82ae9552e35c7 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:71 [INFO] [stdout] 2: 0x56526d780996 - 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: 0x56526d780729 - std::panicking::default_hook::he4af6af4ac7fef7b [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 4: 0x56526d78109f - std::panicking::rust_panic_with_hook::h057ff03eb4c8000f [INFO] [stdout] at src/libstd/panicking.rs:474 [INFO] [stdout] 5: 0x56526d780c21 - std::panicking::continue_panic_fmt::ha6d6ae144369025b [INFO] [stdout] at src/libstd/panicking.rs:381 [INFO] [stdout] 6: 0x56526d780b05 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:308 [INFO] [stdout] 7: 0x56526d79870c - core::panicking::panic_fmt::hc4f83bfed80aeabd [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 8: 0x56526cfacbbc - core::result::unwrap_failed::hd6d237d445d8dca8 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libcore/macros.rs:18 [INFO] [stdout] 9: 0x56526cf24d1d - core::result::Result::unwrap::h2e989e8a5b91c9ef [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libcore/result.rs:800 [INFO] [stdout] 10: 0x56526cf18fcb - iota_client::add_neighbors::h29f6517f1ffdaf6a [INFO] [stdout] at /opt/crater/workdir/lib.rs:67 [INFO] [stdout] 11: 0x56526cf067d6 - rust_out::main::h1cf9155cb6204ee7 [INFO] [stdout] 12: 0x56526cf05e42 - std::rt::lang_start::{{closure}}::h06d0fcfbcae13882 [INFO] [stdout] 13: 0x56526d780aa2 - std::panicking::try::do_call::hc3d8373a0b215f51 [INFO] [stdout] at src/libstd/rt.rs:49 [INFO] [stdout] at src/libstd/panicking.rs:293 [INFO] [stdout] 14: 0x56526d784ba9 - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 15: 0x56526d78166c - std::rt::lang_start_internal::he5218c8b95d395f2 [INFO] [stdout] at src/libstd/panicking.rs:272 [INFO] [stdout] at src/libstd/panic.rs:394 [INFO] [stdout] at src/libstd/rt.rs:48 [INFO] [stdout] 16: 0x56526cf05e24 - std::rt::lang_start::hdef4740723826a9e [INFO] [stdout] 17: 0x56526cf0690a - main [INFO] [stdout] 18: 0x7fb2b2f5e2e0 - __libc_start_main [INFO] [stdout] 19: 0x56526cf05cc9 - _start [INFO] [stdout] 20: 0x0 - [INFO] [stdout] [INFO] [stdout] ', src/librustdoc/test.rs:341:17 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x7fef0c0e6823 - 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: 0x7fef0c0de4cb - std::sys_common::backtrace::_print::h49a82ae9552e35c7 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:71 [INFO] [stdout] 2: 0x7fef0c0e2a56 - 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: 0x7fef0c0e277e - std::panicking::default_hook::he4af6af4ac7fef7b [INFO] [stdout] at src/libstd/panicking.rs:208 [INFO] [stdout] 4: 0x7fef0c0e3248 - std::panicking::rust_panic_with_hook::h057ff03eb4c8000f [INFO] [stdout] at src/libstd/panicking.rs:478 [INFO] [stdout] 5: 0x7fef0c0e2ce1 - std::panicking::continue_panic_fmt::ha6d6ae144369025b [INFO] [stdout] at src/libstd/panicking.rs:381 [INFO] [stdout] 6: 0x7fef0c0e2c2e - std::panicking::begin_panic_fmt::he54eae869ed71eb1 [INFO] [stdout] at src/libstd/panicking.rs:336 [INFO] [stdout] 7: 0x55a4d862f9c8 - rustdoc::test::run_test::h29a20600da33f74f [INFO] [stdout] at src/librustdoc/test.rs:341 [INFO] [stdout] 8: 0x55a4d86237c9 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h84ad3bdb52e265e9 [INFO] [stdout] at src/librustdoc/test.rs:715 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libcore/ops/function.rs:231 [INFO] [stdout] 9: 0x7fef0d669b7e - as core::ops::function::FnOnce>::call_once::h6b004fa8f4fc1608 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/liballoc/boxed.rs:704 [INFO] [stdout] 10: 0x7fef0d669b7e - as core::ops::function::FnOnce>::call_once::h6b004fa8f4fc1608 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/liballoc/boxed.rs:704 [INFO] [stdout] 11: 0x7fef0c0f4169 - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 12: 0x7fef0d684f87 - 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] 13: 0x7fef0d65e9a4 - std::sys_common::backtrace::__rust_begin_short_backtrace::h3765d76361a33ff7 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/sys_common/backtrace.rs:136 [INFO] [stdout] 14: 0x7fef0d662a54 - 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] 15: 0x7fef0c0f4169 - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 16: 0x7fef0d663551 - 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] 17: 0x7fef0c0c536e - as core::ops::function::FnOnce>::call_once::h805c3cc89d534c05 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/liballoc/boxed.rs:704 [INFO] [stdout] 18: 0x7fef0c0f2ddf - 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] 19: 0x7fef0bc5c4a3 - start_thread [INFO] [stdout] 20: 0x7fef0b787d0e - __clone [INFO] [stdout] 21: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] lib.rs - add_neighbors (line 60) [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 '--doc' [INFO] running `"docker" "inspect" "f0bd93ef86b7dd188d047ce25b7f7ee239622cd2eaed907843017ed4dd9cd6eb"` [INFO] running `"docker" "rm" "-f" "f0bd93ef86b7dd188d047ce25b7f7ee239622cd2eaed907843017ed4dd9cd6eb"` [INFO] [stdout] f0bd93ef86b7dd188d047ce25b7f7ee239622cd2eaed907843017ed4dd9cd6eb