[INFO] fetching crate grabbag 0.1.2... [INFO] testing grabbag-0.1.2 against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409 [INFO] extracting crate grabbag 0.1.2 into /workspace/builds/worker-0/source [INFO] validating manifest of crates.io crate grabbag 0.1.2 on toolchain 8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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-0/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3819768a5bc68d3ba826fc11a1faa185cbae42e729ca5a027475d4404202a284 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "3819768a5bc68d3ba826fc11a1faa185cbae42e729ca5a027475d4404202a284", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3819768a5bc68d3ba826fc11a1faa185cbae42e729ca5a027475d4404202a284", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3819768a5bc68d3ba826fc11a1faa185cbae42e729ca5a027475d4404202a284", kill_on_drop: false }` [INFO] [stdout] 3819768a5bc68d3ba826fc11a1faa185cbae42e729ca5a027475d4404202a284 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=forbid" "-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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ea67ede12ad73d203d6fcd036957aed4ca3cb5254767503b2e2b3e1f7fe80ec9 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "ea67ede12ad73d203d6fcd036957aed4ca3cb5254767503b2e2b3e1f7fe80ec9", kill_on_drop: false }` [INFO] [stderr] Compiling semver v0.1.20 [INFO] [stderr] Compiling rustc_version v0.1.7 [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 2.52s [INFO] running `Command { std: "docker" "inspect" "ea67ede12ad73d203d6fcd036957aed4ca3cb5254767503b2e2b3e1f7fe80ec9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ea67ede12ad73d203d6fcd036957aed4ca3cb5254767503b2e2b3e1f7fe80ec9", kill_on_drop: false }` [INFO] [stdout] ea67ede12ad73d203d6fcd036957aed4ca3cb5254767503b2e2b3e1f7fe80ec9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=forbid" "-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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 57221980477cc36160642d3186e75c60305d1c2c8de35fde3eff8171476b5756 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "57221980477cc36160642d3186e75c60305d1c2c8de35fde3eff8171476b5756", kill_on_drop: false }` [INFO] [stderr] Compiling grabbag v0.1.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused return value of `std::iter::Iterator::collect` that must be used [INFO] [stdout] --> src/iter/skip_exactly.rs:57:37 [INFO] [stdout] | [INFO] [stdout] 57 | let r = thread::spawn(move || { v.into_iter().skip_exactly(3).collect::>(); }).join(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::iter::Iterator::collect` that must be used [INFO] [stdout] --> src/iter/take_exactly.rs:90:37 [INFO] [stdout] | [INFO] [stdout] 90 | let r = thread::spawn(move || { v.into_iter().take_exactly(3).collect::>(); }).join(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 2.31s [INFO] running `Command { std: "docker" "inspect" "57221980477cc36160642d3186e75c60305d1c2c8de35fde3eff8171476b5756", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "57221980477cc36160642d3186e75c60305d1c2c8de35fde3eff8171476b5756", kill_on_drop: false }` [INFO] [stdout] 57221980477cc36160642d3186e75c60305d1c2c8de35fde3eff8171476b5756 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=forbid" "-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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 98e46c83495a4f3fb62941c926945c8c822d175e9ece66454573a73f13e47c62 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "98e46c83495a4f3fb62941c926945c8c822d175e9ece66454573a73f13e47c62", kill_on_drop: false }` [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 0.04s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/grabbag-fd77be55335f4d27 [INFO] [stdout] [INFO] [stdout] running 22 tests [INFO] [stdout] test iter::accumulate::test_accumulate ... ok [INFO] [stdout] test iter::clone_each::test_clone_each ... ok [INFO] [stdout] test iter::fold::test_foldl ... ok [INFO] [stdout] test iter::cartesian_product::test_cartesian_product ... ok [INFO] [stdout] test iter::round_robin::test_round_robin_longest ... ok [INFO] [stdout] test iter::skip_exactly::test_skip ... ok [INFO] [stdout] test iter::sorted::test_sorted ... ok [INFO] [stdout] test iter::sorted::test_sorted_by ... ok [INFO] [stdout] test iter::round_robin::test_round_robin ... ok [INFO] [stdout] test iter::pad_tail_to::test_pad_tail_to ... ok [INFO] [stdout] test iter::keep_some::test_keep_some ... ok [INFO] [stdout] test iter::stride::test_stride ... ok [INFO] [stdout] test iter::intersperse::test_intersperse ... ok [INFO] [stdout] test iter::accumulate::test_accumulate_unwrap ... ok [INFO] [stdout] test iter::fold::test_foldl_map ... 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] [stderr] stack backtrace: [INFO] [stdout] test iter::fold::test_foldr ... ok [INFO] [stdout] test iter::take_exactly::test_take ... ok [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] test iter::tee::test_tee ... ok [INFO] [stdout] test iter::zip_longest::test_zip_longest ... ok [INFO] [stdout] test iter::group_by::test_group_by ... ok [INFO] [stderr] 0: 0x556ae66549c5 - backtrace::backtrace::libunwind::trace::hea89dfbbfe67f40d [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86 [INFO] [stderr] 1: 0x556ae66549c5 - backtrace::backtrace::trace_unsynchronized::h0513dd713d7644d4 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x556ae66549c5 - std::sys_common::backtrace::_print_fmt::h040abae64e4a24a9 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stderr] 3: 0x556ae66549c5 - ::fmt::hb4bdb37c3c335733 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stderr] 4: 0x556ae667c6cc - core::fmt::write::h540ac4a6a1232abc [INFO] [stderr] at src/libcore/fmt/mod.rs:1076 [INFO] [stderr] 5: 0x556ae66512b2 - std::io::Write::write_fmt::h5ffa1b5a7703af47 [INFO] [stderr] at src/libstd/io/mod.rs:1539 [INFO] [stderr] 6: 0x556ae6657120 - std::sys_common::backtrace::_print::hb55cc635eaf1882e [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stderr] 7: 0x556ae6657120 - std::sys_common::backtrace::print::h2b2218fa55714084 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stderr] 8: 0x556ae6657120 - std::panicking::default_hook::{{closure}}::h578517c025765cf3 [INFO] [stderr] at src/libstd/panicking.rs:198 [INFO] [stderr] 9: 0x556ae6656e6c - std::panicking::default_hook::h4cafc94c2fc640fb [INFO] [stderr] at src/libstd/panicking.rs:217 [INFO] [stderr] 10: 0x556ae6657763 - std::panicking::rust_panic_with_hook::h3eeb5001beeca5c3 [INFO] [stderr] at src/libstd/panicking.rs:526 [INFO] [stderr] 11: 0x556ae665735b - rust_begin_unwind [INFO] [stderr] at src/libstd/panicking.rs:437 [INFO] [stderr] 12: 0x556ae66572cb - std::panicking::begin_panic_fmt::hbb5e59697acc78ba [INFO] [stderr] at src/libstd/panicking.rs:391 [INFO] [stderr] 13: 0x556ae65cf520 - grabbag::iter::skip_exactly::SkipExactlyIterator::skip_exactly::hb09c4e15b14a15d5 [INFO] [stderr] at src/iter/skip_exactly.rs:38 [INFO] [stderr] 14: 0x556ae65e0921 - grabbag::iter::skip_exactly::test_skip_exactly::{{closure}}::h2f00f58595f57abd [INFO] [stderr] at src/iter/skip_exactly.rs:57 [INFO] [stderr] 15: 0x556ae65e34e5 - std::sys_common::backtrace::__rust_begin_short_backtrace::h54e7a6548c6712cb [INFO] [stderr] at /rustc/8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e/src/libstd/sys_common/backtrace.rs:130 [INFO] [stderr] 16: 0x556ae65d6755 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h5d8d02cf5a0090cb [INFO] [stderr] at /rustc/8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e/src/libstd/thread/mod.rs:475 [INFO] [stderr] 17: 0x556ae65f9198 - as core::ops::function::FnOnce<()>>::call_once::h7565d4338bc3a992 [INFO] [stderr] at /rustc/8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e/src/libstd/panic.rs:318 [INFO] [stderr] 18: 0x556ae65f9730 - std::panicking::try::do_call::h995fdf81fbe76586 [INFO] [stderr] at /rustc/8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e/src/libstd/panicking.rs:348 [INFO] [stderr] 19: 0x556ae65fe5ad - __rust_try [INFO] [stderr] 20: 0x556ae65f94ed - std::panicking::try::h8d400a9530e1e752 [INFO] [stderr] at /rustc/8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e/src/libstd/panicking.rs:325 [INFO] [stderr] 21: 0x556ae65f92e8 - std::panic::catch_unwind::h5c4656872815bb11 [INFO] [stderr] at /rustc/8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e/src/libstd/panic.rs:394 [INFO] [stderr] 22: 0x556ae65d624d - std::thread::Builder::spawn_unchecked::{{closure}}::hb0358ef5c1d1e872 [INFO] [stderr] at /rustc/8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e/src/libstd/thread/mod.rs:474 [INFO] [stderr] 23: 0x556ae65f9d7e - core::ops::function::FnOnce::call_once{{vtable.shim}}::h8ff52bf9573b901f [INFO] [stderr] at /rustc/8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e/src/libcore/ops/function.rs:233 [INFO] [stderr] 24: 0x556ae665d93a - as core::ops::function::FnOnce>::call_once::hc0e15d78a519721e [INFO] [stderr] at /rustc/8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e/src/liballoc/boxed.rs:1081 [INFO] [stderr] 25: 0x556ae665d93a - as core::ops::function::FnOnce>::call_once::h211da8fffb09f192 [INFO] [stderr] at /rustc/8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e/src/liballoc/boxed.rs:1081 [INFO] [stderr] 26: 0x556ae665d93a - std::sys::unix::thread::Thread::new::thread_start::h29594ddebf23e421 [INFO] [stderr] at src/libstd/sys/unix/thread.rs:87 [INFO] [stderr] 27: 0x7ff40662a609 - start_thread [INFO] [stderr] 28: 0x7ff406536103 - __clone [INFO] [stderr] 29: 0x0 - [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x556ae66549c5 - backtrace::backtrace::libunwind::trace::hea89dfbbfe67f40d [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86 [INFO] [stderr] 1: 0x556ae66549c5 - backtrace::backtrace::trace_unsynchronized::h0513dd713d7644d4 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x556ae66549c5 - std::sys_common::backtrace::_print_fmt::h040abae64e4a24a9 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stderr] 3: 0x556ae66549c5 - ::fmt::hb4bdb37c3c335733 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stderr] 4: 0x556ae667c6cc - core::fmt::write::h540ac4a6a1232abc [INFO] [stderr] at src/libcore/fmt/mod.rs:1076 [INFO] [stderr] 5: 0x556ae66512b2 - std::io::Write::write_fmt::h5ffa1b5a7703af47 [INFO] [stderr] at src/libstd/io/mod.rs:1539 [INFO] [stderr] 6: 0x556ae6657120 - std::sys_common::backtrace::_print::hb55cc635eaf1882e [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stderr] 7: 0x556ae6657120 - std::sys_common::backtrace::print::h2b2218fa55714084 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stderr] 8: 0x556ae6657120 - std::panicking::default_hook::{{closure}}::h578517c025765cf3 [INFO] [stderr] at src/libstd/panicking.rs:198 [INFO] [stderr] 9: 0x556ae6656e6c - std::panicking::default_hook::h4cafc94c2fc640fb [INFO] [stderr] at src/libstd/panicking.rs:217 [INFO] [stderr] 10: 0x556ae6657763 - std::panicking::rust_panic_with_hook::h3eeb5001beeca5c3 [INFO] [stderr] at src/libstd/panicking.rs:526 [INFO] [stderr] 11: 0x556ae665735b - rust_begin_unwind [INFO] [stderr] at src/libstd/panicking.rs:437 [INFO] [stderr] 12: 0x556ae66572cb - std::panicking::begin_panic_fmt::hbb5e59697acc78ba [INFO] [stderr] at src/libstd/panicking.rs:391 [INFO] [stderr] 13: 0x556ae6607208 - as core::iter::traits::iterator::Iterator>::next::h957661d261b48b87 [INFO] [stderr] at src/iter/take_exactly.rs:67 [INFO] [stderr] 14: 0x556ae65c8f9b - alloc::vec::Vec::extend_desugared::h89963553dd94a1d4 [INFO] [stderr] at /rustc/8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e/src/liballoc/vec.rs:2217 [INFO] [stderr] 15: 0x556ae65cb307 - as alloc::vec::SpecExtend>::spec_extend::haa648324ce1a83d9 [INFO] [stderr] at /rustc/8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e/src/liballoc/vec.rs:2110 [INFO] [stderr] 16: 0x556ae65cc5b7 - as alloc::vec::SpecExtend>::from_iter::h8a86a274821eb396 [INFO] [stderr] at /rustc/8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e/src/liballoc/vec.rs:2105 [INFO] [stderr] 17: 0x556ae65ce4f7 - as core::iter::traits::collect::FromIterator>::from_iter::h969246ea5e899953 [INFO] [stderr] at /rustc/8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e/src/liballoc/vec.rs:1995 [INFO] [stderr] 18: 0x556ae6605aba - core::iter::traits::iterator::Iterator::collect::h2e889591c80eb7a9 [INFO] [stderr] at /rustc/8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e/src/libcore/iter/traits/iterator.rs:1672 [INFO] [stderr] 19: 0x556ae660843e - grabbag::iter::take_exactly::test_take_exactly::{{closure}}::h5bb5fd50528f793e [INFO] [stderr] at src/iter/take_exactly.rs:90 [INFO] [stderr] 20: 0x556ae65e3515 - std::sys_common::backtrace::__rust_begin_short_backtrace::he29083a13a1af752 [INFO] [stderr] at /rustc/8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e/src/libstd/sys_common/backtrace.rs:130 [INFO] [stderr] 21: 0x556ae65d6725 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h5d6857b395ef7e7d [INFO] [stderr] at /rustc/8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e/src/libstd/thread/mod.rs:475 [INFO] [stderr] 22: 0x556ae65f91c8 - as core::ops::function::FnOnce<()>>::call_once::h9572f66c8741c283 [INFO] [stderr] at /rustc/8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e/src/libstd/panic.rs:318 [INFO] [stderr] 23: 0x556ae65f96d0 - std::panicking::try::do_call::h58bf438f588c7b1f [INFO] [stderr] at /rustc/8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e/src/libstd/panicking.rs:348 [INFO] [stderr] 24: 0x556ae65fe5ad - __rust_try [INFO] [stderr] 25: 0x556ae65f960d - std::panicking::try::hc6093845e3e514e6 [INFO] [stderr] at /rustc/8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e/src/libstd/panicking.rs:325 [INFO] [stderr] 26: 0x556ae65f9328 - std::panic::catch_unwind::h88c23e103315e21e [INFO] [stderr] at /rustc/8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e/src/libstd/panic.rs:394 [INFO] [stderr] 27: 0x556ae65d653d - std::thread::Builder::spawn_unchecked::{{closure}}::hd9f17a1e1638e297 [INFO] [stderr] at /rustc/8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e/src/libstd/thread/mod.rs:474 [INFO] [stderr] 28: 0x556ae65f9dbe - core::ops::function::FnOnce::call_once{{vtable.shim}}::hd6a5359497e8a481 [INFO] [stderr] at /rustc/8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e/src/libcore/ops/function.rs:233 [INFO] [stderr] 29: 0x556ae665d93a - as core::ops::function::FnOnce>::call_once::hc0e15d78a519721e [INFO] [stderr] at /rustc/8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e/src/liballoc/boxed.rs:1081 [INFO] [stderr] 30: 0x556ae665d93a - as core::ops::function::FnOnce>::call_once::h211da8fffb09f192 [INFO] [stderr] at /rustc/8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e/src/liballoc/boxed.rs:1081 [INFO] [stderr] 31: 0x556ae665d93a - std::sys::unix::thread::Thread::new::thread_start::h29594ddebf23e421 [INFO] [stderr] at src/libstd/sys/unix/thread.rs:87 [INFO] [stderr] 32: 0x7ff40662a609 - start_thread [INFO] [stderr] 33: 0x7ff406536103 - __clone [INFO] [stderr] 34: 0x0 - [INFO] [stdout] test iter::take_exactly::test_take_exactly ... ok [INFO] [stdout] test iter::skip_exactly::test_skip_exactly ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 22 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Doc-tests grabbag [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 `Command { std: "docker" "inspect" "98e46c83495a4f3fb62941c926945c8c822d175e9ece66454573a73f13e47c62", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "98e46c83495a4f3fb62941c926945c8c822d175e9ece66454573a73f13e47c62", kill_on_drop: false }` [INFO] [stdout] 98e46c83495a4f3fb62941c926945c8c822d175e9ece66454573a73f13e47c62