[INFO] crate grabbag 0.1.2 is already in cache [INFO] testing grabbag-0.1.2 against 1.44.0 for beta-1.45-1 [INFO] extracting crate grabbag 0.1.2 into /workspace/builds/worker-8/source [INFO] validating manifest of crates.io crate grabbag 0.1.2 on toolchain 1.44.0 [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate grabbag 0.1.2 [INFO] removed path dependency grabbag_macros from crates.io crate grabbag 0.1.2 [INFO] finished tweaking crates.io crate grabbag 0.1.2 [INFO] tweaked toml for crates.io crate grabbag 0.1.2 written to /workspace/builds/worker-8/source/Cargo.toml [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "build" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] f916e5abaa0c664c15abd0cf13dc657a0acb3d6e33e61bdf33b117afb978a2da [INFO] running `"docker" "start" "-a" "f916e5abaa0c664c15abd0cf13dc657a0acb3d6e33e61bdf33b117afb978a2da"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling grabbag_macros v0.1.2 [INFO] [stderr] Compiling grabbag v0.1.2 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.58s [INFO] running `"docker" "inspect" "f916e5abaa0c664c15abd0cf13dc657a0acb3d6e33e61bdf33b117afb978a2da"` [INFO] running `"docker" "rm" "-f" "f916e5abaa0c664c15abd0cf13dc657a0acb3d6e33e61bdf33b117afb978a2da"` [INFO] [stdout] f916e5abaa0c664c15abd0cf13dc657a0acb3d6e33e61bdf33b117afb978a2da [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen" "--no-run"` [INFO] [stdout] 51fc1ff28c20d116ade73edd301aff6a5138ba4c746d0831a7ad6f77f1fc7586 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `"docker" "start" "-a" "51fc1ff28c20d116ade73edd301aff6a5138ba4c746d0831a7ad6f77f1fc7586"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling grabbag v0.1.2 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused return value of `std::iter::Iterator::collect` that must be used [INFO] [stderr] --> src/iter/skip_exactly.rs:57:37 [INFO] [stderr] | [INFO] [stderr] 57 | let r = thread::spawn(move || { v.into_iter().skip_exactly(3).collect::>(); }).join(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead [INFO] [stderr] [INFO] [stderr] warning: unused return value of `std::iter::Iterator::collect` that must be used [INFO] [stderr] --> src/iter/take_exactly.rs:90:37 [INFO] [stderr] | [INFO] [stderr] 90 | let r = thread::spawn(move || { v.into_iter().take_exactly(3).collect::>(); }).join(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead [INFO] [stderr] [INFO] [stderr] warning: 2 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 2.97s [INFO] running `"docker" "inspect" "51fc1ff28c20d116ade73edd301aff6a5138ba4c746d0831a7ad6f77f1fc7586"` [INFO] running `"docker" "rm" "-f" "51fc1ff28c20d116ade73edd301aff6a5138ba4c746d0831a7ad6f77f1fc7586"` [INFO] [stdout] 51fc1ff28c20d116ade73edd301aff6a5138ba4c746d0831a7ad6f77f1fc7586 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 69522fc414f33e8e79505f8f51f5c6a1da2dcc486a9f8f511db7fa1e1137f669 [INFO] running `"docker" "start" "-a" "69522fc414f33e8e79505f8f51f5c6a1da2dcc486a9f8f511db7fa1e1137f669"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] warning: unused return value of `std::iter::Iterator::collect` that must be used [INFO] [stderr] --> src/iter/skip_exactly.rs:57:37 [INFO] [stderr] | [INFO] [stderr] 57 | let r = thread::spawn(move || { v.into_iter().skip_exactly(3).collect::>(); }).join(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead [INFO] [stderr] [INFO] [stderr] warning: unused return value of `std::iter::Iterator::collect` that must be used [INFO] [stderr] --> src/iter/take_exactly.rs:90:37 [INFO] [stderr] | [INFO] [stderr] 90 | let r = thread::spawn(move || { v.into_iter().take_exactly(3).collect::>(); }).join(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead [INFO] [stderr] [INFO] [stderr] warning: 2 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.07s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/grabbag-c4aedb4516060727 [INFO] [stdout] [INFO] [stderr] thread '' panicked at 'take_exactly expected 1 more elements from iterator, but ran out', src/iter/take_exactly.rs:67:25 [INFO] [stdout] running 22 tests [INFO] [stderr] stack backtrace: [INFO] [stdout] test iter::accumulate::test_accumulate ... ok [INFO] [stdout] test iter::fold::test_foldl ... ok [INFO] [stdout] test iter::fold::test_foldr ... ok [INFO] [stdout] test iter::round_robin::test_round_robin_longest ... ok [INFO] [stdout] test iter::round_robin::test_round_robin ... ok [INFO] [stdout] test iter::skip_exactly::test_skip ... ok [INFO] [stdout] test iter::take_exactly::test_take ... ok [INFO] [stdout] test iter::sorted::test_sorted ... ok [INFO] [stdout] test iter::pad_tail_to::test_pad_tail_to ... ok [INFO] [stdout] test iter::sorted::test_sorted_by ... ok [INFO] [stdout] test iter::stride::test_stride ... ok [INFO] [stdout] test iter::tee::test_tee ... ok [INFO] [stderr] thread '' panicked at 'skip_exactly asked to skip 3 elements, but only got 2', src/iter/skip_exactly.rs:38:25 [INFO] [stdout] test iter::keep_some::test_keep_some ... ok [INFO] [stdout] test iter::zip_longest::test_zip_longest ... ok [INFO] [stdout] test iter::cartesian_product::test_cartesian_product ... ok [INFO] [stdout] test iter::clone_each::test_clone_each ... ok [INFO] [stdout] test iter::group_by::test_group_by ... ok [INFO] [stdout] test iter::fold::test_foldl_map ... ok [INFO] [stdout] test iter::intersperse::test_intersperse ... ok [INFO] [stdout] test iter::accumulate::test_accumulate_unwrap ... ok [INFO] [stderr] 0: 0x55ee24edd4d4 - backtrace::backtrace::libunwind::trace::hc1c4a1d8ad423b97 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86 [INFO] [stderr] 1: 0x55ee24edd4d4 - backtrace::backtrace::trace_unsynchronized::h82274781060cb056 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x55ee24edd4d4 - std::sys_common::backtrace::_print_fmt::h2a45d89b653a4da8 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stderr] 3: 0x55ee24edd4d4 - ::fmt::h41a0a93ab85e6aa1 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stderr] 4: 0x55ee24f061ac - core::fmt::write::hdaea18585065a96d [INFO] [stderr] at src/libcore/fmt/mod.rs:1069 [INFO] [stderr] 5: 0x55ee24eda083 - std::io::Write::write_fmt::h0cea70c809005252 [INFO] [stderr] at src/libstd/io/mod.rs:1504 [INFO] [stderr] 6: 0x55ee24edfda5 - std::sys_common::backtrace::_print::hd95f9978cc145ca4 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stderr] 7: 0x55ee24edfda5 - std::sys_common::backtrace::print::hfb25ca2291be47d0 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stderr] 8: 0x55ee24edfda5 - std::panicking::default_hook::{{closure}}::h44f76cee5dc8591c [INFO] [stderr] at src/libstd/panicking.rs:198 [INFO] [stderr] 9: 0x55ee24edfae2 - std::panicking::default_hook::h198e1a712910f1e6 [INFO] [stderr] at src/libstd/panicking.rs:218 [INFO] [stderr] 10: 0x55ee24ee0402 - std::panicking::rust_panic_with_hook::hc0b4730bb8013f9d [INFO] [stderr] at src/libstd/panicking.rs:511 [INFO] [stderr] 11: 0x55ee24edffeb - rust_begin_unwind [INFO] [stderr] at src/libstd/panicking.rs:419 [INFO] [stderr] 12: 0x55ee24edff5b - std::panicking::begin_panic_fmt::h3693eb684a4f728c [INFO] [stderr] at src/libstd/panicking.rs:373 [INFO] [stderr] 13: 0x55ee24e5e858 - as core::iter::traits::iterator::Iterator>::next::h2ad4ed40fbffe220 [INFO] [stderr] at src/iter/take_exactly.rs:67 [INFO] [stderr] 14: 0x55ee24e4aaeb - alloc::vec::Vec::extend_desugared::hdc198e1e0e33f798 [INFO] [stderr] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/liballoc/vec.rs:2193 [INFO] [stderr] 15: 0x55ee24e4c587 - as alloc::vec::SpecExtend>::spec_extend::h1bd06b5f15c2398c [INFO] [stderr] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/liballoc/vec.rs:2086 [INFO] [stderr] 16: 0x55ee24e4d89a - as alloc::vec::SpecExtend>::from_iter::h896ee18bb393b724 [INFO] [stderr] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/liballoc/vec.rs:2081 [INFO] [stderr] 17: 0x55ee24e4fe57 - as core::iter::traits::collect::FromIterator>::from_iter::h96acc41e05239160 [INFO] [stderr] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/liballoc/vec.rs:1981 [INFO] [stderr] 18: 0x55ee24e5d46a - core::iter::traits::iterator::Iterator::collect::h11801fd33047bcab [INFO] [stderr] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libcore/iter/traits/iterator.rs:1660 [INFO] [stderr] 19: 0x55ee24e5fd5e - grabbag::iter::take_exactly::test_take_exactly::{{closure}}::h77536fec2cacbfe5 [INFO] [stderr] at src/iter/take_exactly.rs:90 [INFO] [stderr] 20: 0x55ee24e7d0c5 - std::sys_common::backtrace::__rust_begin_short_backtrace::h9cd014705d9e4fda [INFO] [stderr] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/sys_common/backtrace.rs:130 [INFO] [stderr] 21: 0x55ee24e63ff5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h792bafc08e501203 [INFO] [stderr] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/thread/mod.rs:475 [INFO] [stderr] 22: 0x55ee24e84658 - as core::ops::function::FnOnce<()>>::call_once::h66ce47940ff02c02 [INFO] [stderr] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panic.rs:318 [INFO] [stderr] 23: 0x55ee24e84e20 - std::panicking::try::do_call::h8d7cf7f6deb96dc7 [INFO] [stderr] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panicking.rs:331 [INFO] [stderr] 24: 0x55ee24e8947d - __rust_try [INFO] [stderr] 25: 0x55ee24e84d5d - std::panicking::try::h5fa210fbf2e74944 [INFO] [stderr] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panicking.rs:274 [INFO] [stderr] 26: 0x55ee24e84a28 - std::panic::catch_unwind::h0834ef598c94e23b [INFO] [stderr] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panic.rs:394 [INFO] [stderr] 27: 0x55ee24e63ddd - std::thread::Builder::spawn_unchecked::{{closure}}::h897f7f2e5af3f66f [INFO] [stderr] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/thread/mod.rs:474 [INFO] [stderr] 28: 0x55ee24e8510e - core::ops::function::FnOnce::call_once{{vtable.shim}}::h6022583328b231dc [INFO] [stderr] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libcore/ops/function.rs:232 [INFO] [stderr] 29: 0x55ee24ee6bea - as core::ops::function::FnOnce>::call_once::h1f1fac7de7dd9691 [INFO] [stderr] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/liballoc/boxed.rs:1008 [INFO] [stderr] 30: 0x55ee24ee6bea - as core::ops::function::FnOnce>::call_once::ha031f48633a6af54 [INFO] [stderr] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/liballoc/boxed.rs:1008 [INFO] [stderr] 31: 0x55ee24ee6bea - std::sys::unix::thread::Thread::new::thread_start::h241864caf436e182 [INFO] [stderr] at src/libstd/sys/unix/thread.rs:87 [INFO] [stderr] 32: 0x7f720d8b1609 - start_thread [INFO] [stderr] 33: 0x7f720d7bd103 - __clone [INFO] [stderr] 34: 0x0 - [INFO] [stderr] stack backtrace: [INFO] [stdout] test iter::take_exactly::test_take_exactly ... ok [INFO] [stderr] 0: 0x55ee24edd4d4 - backtrace::backtrace::libunwind::trace::hc1c4a1d8ad423b97 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86 [INFO] [stderr] 1: 0x55ee24edd4d4 - backtrace::backtrace::trace_unsynchronized::h82274781060cb056 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x55ee24edd4d4 - std::sys_common::backtrace::_print_fmt::h2a45d89b653a4da8 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stderr] 3: 0x55ee24edd4d4 - ::fmt::h41a0a93ab85e6aa1 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stderr] 4: 0x55ee24f061ac - core::fmt::write::hdaea18585065a96d [INFO] [stderr] at src/libcore/fmt/mod.rs:1069 [INFO] [stderr] 5: 0x55ee24eda083 - std::io::Write::write_fmt::h0cea70c809005252 [INFO] [stderr] at src/libstd/io/mod.rs:1504 [INFO] [stderr] 6: 0x55ee24edfda5 - std::sys_common::backtrace::_print::hd95f9978cc145ca4 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stderr] 7: 0x55ee24edfda5 - std::sys_common::backtrace::print::hfb25ca2291be47d0 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stderr] 8: 0x55ee24edfda5 - std::panicking::default_hook::{{closure}}::h44f76cee5dc8591c [INFO] [stderr] at src/libstd/panicking.rs:198 [INFO] [stderr] 9: 0x55ee24edfae2 - std::panicking::default_hook::h198e1a712910f1e6 [INFO] [stderr] at src/libstd/panicking.rs:218 [INFO] [stderr] 10: 0x55ee24ee0402 - std::panicking::rust_panic_with_hook::hc0b4730bb8013f9d [INFO] [stderr] at src/libstd/panicking.rs:511 [INFO] [stderr] 11: 0x55ee24edffeb - rust_begin_unwind [INFO] [stderr] at src/libstd/panicking.rs:419 [INFO] [stderr] 12: 0x55ee24edff5b - std::panicking::begin_panic_fmt::h3693eb684a4f728c [INFO] [stderr] at src/libstd/panicking.rs:373 [INFO] [stderr] 13: 0x55ee24e50f40 - grabbag::iter::skip_exactly::SkipExactlyIterator::skip_exactly::h2006b057edecbb28 [INFO] [stderr] at src/iter/skip_exactly.rs:38 [INFO] [stderr] 14: 0x55ee24e6cba1 - grabbag::iter::skip_exactly::test_skip_exactly::{{closure}}::hfa56b13ef3628155 [INFO] [stderr] at src/iter/skip_exactly.rs:57 [INFO] [stderr] 15: 0x55ee24e7d095 - std::sys_common::backtrace::__rust_begin_short_backtrace::h19b924072a6f892a [INFO] [stderr] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/sys_common/backtrace.rs:130 [INFO] [stderr] 16: 0x55ee24e63fc5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h45d8afa4d6d0026f [INFO] [stderr] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/thread/mod.rs:475 [INFO] [stderr] 17: 0x55ee24e84688 - as core::ops::function::FnOnce<()>>::call_once::hcd6b72c8cff96f28 [INFO] [stderr] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panic.rs:318 [INFO] [stderr] 18: 0x55ee24e84e80 - std::panicking::try::do_call::hac0347d7bf39a5f2 [INFO] [stderr] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panicking.rs:331 [INFO] [stderr] 19: 0x55ee24e8947d - __rust_try [INFO] [stderr] 20: 0x55ee24e84c3d - std::panicking::try::h29fda3776ec87824 [INFO] [stderr] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panicking.rs:274 [INFO] [stderr] 21: 0x55ee24e84a68 - std::panic::catch_unwind::hea1485a3081911dd [INFO] [stderr] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panic.rs:394 [INFO] [stderr] 22: 0x55ee24e63aed - std::thread::Builder::spawn_unchecked::{{closure}}::h00ccf61404427d98 [INFO] [stderr] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/thread/mod.rs:474 [INFO] [stderr] 23: 0x55ee24e850ce - core::ops::function::FnOnce::call_once{{vtable.shim}}::h098cff6fc8810098 [INFO] [stderr] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libcore/ops/function.rs:232 [INFO] [stderr] 24: 0x55ee24ee6bea - as core::ops::function::FnOnce>::call_once::h1f1fac7de7dd9691 [INFO] [stderr] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/liballoc/boxed.rs:1008 [INFO] [stderr] 25: 0x55ee24ee6bea - as core::ops::function::FnOnce>::call_once::ha031f48633a6af54 [INFO] [stderr] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/liballoc/boxed.rs:1008 [INFO] [stderr] 26: 0x55ee24ee6bea - std::sys::unix::thread::Thread::new::thread_start::h241864caf436e182 [INFO] [stderr] at src/libstd/sys/unix/thread.rs:87 [INFO] [stderr] 27: 0x7f720d8b1609 - start_thread [INFO] [stderr] 28: 0x7f720d7bd103 - __clone [INFO] [stderr] 29: 0x0 - [INFO] [stdout] test iter::skip_exactly::test_skip_exactly ... ok [INFO] [stderr] Doc-tests grabbag [INFO] [stdout] [INFO] [stdout] test result: ok. 22 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test src/iter/accumulate.rs - iter::accumulate::AccumulateIterator::accumulate (line 34) ... ok [INFO] [stdout] test src/iter/group_by.rs - iter::group_by::GroupByIterator::group_by (line 23) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `"docker" "inspect" "69522fc414f33e8e79505f8f51f5c6a1da2dcc486a9f8f511db7fa1e1137f669"` [INFO] running `"docker" "rm" "-f" "69522fc414f33e8e79505f8f51f5c6a1da2dcc486a9f8f511db7fa1e1137f669"` [INFO] [stdout] 69522fc414f33e8e79505f8f51f5c6a1da2dcc486a9f8f511db7fa1e1137f669