[INFO] crate immutable-seq 0.1.2 is already in cache [INFO] extracting crate immutable-seq 0.1.2 into work/ex/beta-1.38-1/sources/1.37.0/reg/immutable-seq/0.1.2 [INFO] extracting crate immutable-seq 0.1.2 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/immutable-seq/0.1.2 [INFO] validating manifest of immutable-seq-0.1.2 on toolchain 1.37.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of immutable-seq-0.1.2 on toolchain beta-2019-08-13 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing immutable-seq-0.1.2 [INFO] finished frobbing immutable-seq-0.1.2 [INFO] frobbed toml for immutable-seq-0.1.2 written to work/ex/beta-1.38-1/sources/1.37.0/reg/immutable-seq/0.1.2/Cargo.toml [INFO] started frobbing immutable-seq-0.1.2 [INFO] finished frobbing immutable-seq-0.1.2 [INFO] frobbed toml for immutable-seq-0.1.2 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/immutable-seq/0.1.2/Cargo.toml [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing immutable-seq-0.1.2 against beta-2019-08-13 for beta-1.38-1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/immutable-seq/0.1.2:/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" "+beta-2019-08-13" "build" "--frozen"` [INFO] [stdout] 03b6375e3d624b1a62e789653ee87db105db664217dfbc1e5ee88f2fd1231a21 [INFO] running `"docker" "start" "-a" "03b6375e3d624b1a62e789653ee87db105db664217dfbc1e5ee88f2fd1231a21"` [INFO] [stderr] Compiling immutable-seq v0.1.2 (/opt/crater/workdir) [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lazy.rs:183:16 [INFO] [stderr] | [INFO] [stderr] 183 | inner: Box> [INFO] [stderr] | ^^^^^^^^^ help: use `dyn`: `dyn Invoke` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lazy.rs:197:23 [INFO] [stderr] | [INFO] [stderr] 197 | }) as Box> [INFO] [stderr] | ^^^^^^^^^ help: use `dyn`: `dyn Invoke` [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.87s [INFO] running `"docker" "inspect" "03b6375e3d624b1a62e789653ee87db105db664217dfbc1e5ee88f2fd1231a21"` [INFO] running `"docker" "rm" "-f" "03b6375e3d624b1a62e789653ee87db105db664217dfbc1e5ee88f2fd1231a21"` [INFO] [stdout] 03b6375e3d624b1a62e789653ee87db105db664217dfbc1e5ee88f2fd1231a21 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/immutable-seq/0.1.2:/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" "+beta-2019-08-13" "test" "--frozen" "--no-run"` [INFO] [stdout] 31006e517ce9b9ccc80311baf779028f30476cfc6e891945be9c8f4b15022ffc [INFO] running `"docker" "start" "-a" "31006e517ce9b9ccc80311baf779028f30476cfc6e891945be9c8f4b15022ffc"` [INFO] [stderr] Compiling immutable-seq v0.1.2 (/opt/crater/workdir) [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lazy.rs:183:16 [INFO] [stderr] | [INFO] [stderr] 183 | inner: Box> [INFO] [stderr] | ^^^^^^^^^ help: use `dyn`: `dyn Invoke` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lazy.rs:197:23 [INFO] [stderr] | [INFO] [stderr] 197 | }) as Box> [INFO] [stderr] | ^^^^^^^^^ help: use `dyn`: `dyn Invoke` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> tests/seq_quickcheck.rs:150:29 [INFO] [stderr] | [INFO] [stderr] 150 | fn shrink(&self) -> Box>> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator>` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> tests/seq_quickcheck.rs:320:26 [INFO] [stderr] | [INFO] [stderr] 320 | action_shrinker: Box>>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator>` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> tests/seq_quickcheck.rs:368:29 [INFO] [stderr] | [INFO] [stderr] 368 | fn shrink(&self) -> Box>> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator>` [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 6.31s [INFO] running `"docker" "inspect" "31006e517ce9b9ccc80311baf779028f30476cfc6e891945be9c8f4b15022ffc"` [INFO] running `"docker" "rm" "-f" "31006e517ce9b9ccc80311baf779028f30476cfc6e891945be9c8f4b15022ffc"` [INFO] [stdout] 31006e517ce9b9ccc80311baf779028f30476cfc6e891945be9c8f4b15022ffc [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/immutable-seq/0.1.2:/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" "+beta-2019-08-13" "test" "--frozen"` [INFO] [stdout] eb63fa621a0f90102ca5c7ec0f28dae82522d0a5324405e483811a99237be8dc [INFO] running `"docker" "start" "-a" "eb63fa621a0f90102ca5c7ec0f28dae82522d0a5324405e483811a99237be8dc"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.06s [INFO] [stderr] Running /opt/crater/target/debug/deps/immutable_seq-1f6c5e7dc5c79d02 [INFO] [stdout] [INFO] [stdout] running 13 tests [INFO] [stdout] test finger_tree::test::test_iter_single ... ok [INFO] [stderr] thread '' panicked at 'Muahahahah', src/lazy.rs:288:17 [INFO] [stdout] test finger_tree::test::test_iter_inner_single ... ok [INFO] [stderr] stack backtrace: [INFO] [stdout] test finger_tree::test::test_iter_inner_empty ... ok [INFO] [stdout] test lazy::test::test_thunk_should_not_evaluate_if_not_accessed ... ok [INFO] [stdout] test lazy::test::test_thunk_should_evaluate_when_accessed ... ok [INFO] [stdout] test lazy::test::test_thunk_should_evaluate_just_once ... ok [INFO] [stdout] test lazy::test::test_thunk_should_evaluate_through_redirect ... ok [INFO] [stdout] test node::test::test_node_iter ... ok [INFO] [stdout] test finger_tree::test::test_iter_empty ... ok [INFO] [stdout] test digit::test::test_digit_iter ... ok [INFO] [stdout] test lazy::test::test_strict_should_produce_already_evaluated_thunk ... ok [INFO] [stdout] test node::test::test_tree23_measure ... ok [INFO] [stderr] 0: 0x559d9ac7e95b - backtrace::backtrace::libunwind::trace::h23ae608c8b906c69 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/libunwind.rs:88 [INFO] [stderr] 1: 0x559d9ac7e95b - backtrace::backtrace::trace_unsynchronized::h65b3ea295a85fd48 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x559d9ac7e95b - std::sys_common::backtrace::_print::h24f527b44b6cfc06 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stderr] 3: 0x559d9ac7e95b - std::sys_common::backtrace::print::h712608e4347fd64a [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stderr] 4: 0x559d9ac7e95b - std::panicking::default_hook::{{closure}}::h6c3d570c2b500048 [INFO] [stderr] at src/libstd/panicking.rs:200 [INFO] [stderr] 5: 0x559d9ac7e636 - std::panicking::default_hook::hb29963fb4747e0dd [INFO] [stderr] at src/libstd/panicking.rs:214 [INFO] [stderr] 6: 0x559d9ac7f0cd - std::panicking::rust_panic_with_hook::hd1236c3083de823a [INFO] [stderr] at src/libstd/panicking.rs:477 [INFO] [stderr] 7: 0x559d9ac1e691 - std::panicking::begin_panic::h7097a9daace462a2 [INFO] [stderr] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:411 [INFO] [stderr] 8: 0x559d9ac34b2b - immutable_seq::lazy::test::test_drop_internal_data_just_once::{{closure}}::{{closure}}::hbb0c2514894c7a15 [INFO] [stderr] at src/lazy.rs:288 [INFO] [stderr] 9: 0x559d9ac122b3 - immutable_seq::lazy::Producer::new::{{closure}}::h45515d1d400faa85 [INFO] [stderr] at src/lazy.rs:196 [INFO] [stderr] 10: 0x559d9ac12710 - >::invoke::ha028519e69ef574c [INFO] [stderr] at src/lazy.rs:224 [INFO] [stderr] 11: 0x559d9ac1242e - immutable_seq::lazy::Producer::invoke::h7f8e957155a961fa [INFO] [stderr] at src/lazy.rs:202 [INFO] [stderr] 12: 0x559d9ac0e318 - immutable_seq::lazy::Thunk::force::h28fef57f8ccc0377 [INFO] [stderr] at src/lazy.rs:108 [INFO] [stderr] 13: 0x559d9ac34b96 - immutable_seq::lazy::test::test_drop_internal_data_just_once::{{closure}}::h36096f7aee9540aa [INFO] [stderr] at src/lazy.rs:290 [INFO] [stderr] 14: 0x559d9ac174b3 - std::sys_common::backtrace::__rust_begin_short_backtrace::hd13b913e62c6c95c [INFO] [stderr] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stderr] 15: 0x559d9ac283be - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h9b34cd8e4be87425 [INFO] [stderr] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stderr] 16: 0x559d9ac17491 - as core::ops::function::FnOnce<()>>::call_once::hbd16d78db66a0ed3 [INFO] [stderr] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stderr] 17: 0x559d9ac1e8b8 - std::panicking::try::do_call::ha07ecd3821026e45 [INFO] [stderr] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stderr] 18: 0x559d9ac81a3a - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:80 [INFO] [stderr] 19: 0x559d9ac1e764 - std::panicking::try::h0d1aaef48b5f8928 [INFO] [stderr] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stderr] 20: 0x559d9ac174d3 - std::panic::catch_unwind::h07586ecf3aeacbc5 [INFO] [stderr] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stderr] 21: 0x559d9ac281d6 - std::thread::Builder::spawn_unchecked::{{closure}}::ha1733495fae37bb3 [INFO] [stderr] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stderr] 22: 0x559d9ac17623 - core::ops::function::FnOnce::call_once{{vtable.shim}}::he8769b02299d76c6 [INFO] [stderr] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stderr] 23: 0x559d9ac747ff - as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 [INFO] [stderr] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stderr] 24: 0x559d9ac810e0 - as core::ops::function::FnOnce>::call_once::h92593001847bb63e [INFO] [stderr] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stderr] 25: 0x559d9ac810e0 - std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stderr] at src/libstd/sys_common/thread.rs:13 [INFO] [stderr] 26: 0x559d9ac810e0 - std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stderr] at src/libstd/sys/unix/thread.rs:79 [INFO] [stderr] 27: 0x7fa13df534a4 - start_thread [INFO] [stderr] 28: 0x7fa13da7ed0f - __clone [INFO] [stderr] 29: 0x0 - [INFO] [stdout] test lazy::test::test_drop_internal_data_just_once ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Running /opt/crater/target/debug/deps/seq-42718f76f34c410e [INFO] [stdout] running 30 tests [INFO] [stdout] test test_back_empty ... ok [INFO] [stdout] test test_empty_is_empty ... ok [INFO] [stdout] test test_empty_len ... ok [INFO] [stdout] test test_front_empty ... ok [INFO] [stdout] test test_front_nonempty ... ok [INFO] [stdout] test test_back_nonempty ... ok [INFO] [stdout] test test_back_pop_back ... ok [INFO] [stdout] test test_adjust ... ok [INFO] [stdout] test test_iter_append ... ok [INFO] [stdout] test test_insert ... ok [INFO] [stdout] test test_iter_push_back ... ok [INFO] [stdout] test test_iter_push_front ... ok [INFO] [stdout] test test_iter_singleton ... ok [INFO] [stdout] test test_remove ... ok [INFO] [stdout] test test_singleton_len ... ok [INFO] [stdout] test test_singleton_not_is_empty ... ok [INFO] [stdout] test test_skip ... ok [INFO] [stdout] test test_split ... ok [INFO] [stdout] test test_split_empty ... ok [INFO] [stdout] test test_split_singleton ... ok [INFO] [stdout] test test_truncate ... ok [INFO] [stdout] test test_update ... ok [INFO] [stdout] test test_vec_macro ... ok [INFO] [stdout] test test_front_pop_front ... ok [INFO] [stdout] test test_get_empty ... ok [INFO] [stdout] test test_get_nonempty ... ok [INFO] [stdout] test test_get_out_of_bounds ... ok [INFO] [stdout] test test_index ... ok [INFO] [stdout] test test_iter_empty ... ok [INFO] [stdout] test test_index_out_of_bounds ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 30 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Running /opt/crater/target/debug/deps/seq_quickcheck-0d42d41d74a9052d [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test test_action_series_drop_slot ... ok [INFO] [stdout] test test_check_temp ... ok [INFO] [stdout] test check_model_u32 ... ok [INFO] [stderr] Doc-tests immutable-seq [INFO] [stdout] [INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 4 tests [INFO] [stdout] test src/lazy.rs - lazy (line 13) ... ignored [INFO] [stdout] test src/lazy.rs - lazy::Thunk::new (line 72) ... ignored [INFO] [stdout] test src/seq.rs - seq (line 182) ... ok [INFO] [stdout] test src/seq.rs - seq (line 193) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 2 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `"docker" "inspect" "eb63fa621a0f90102ca5c7ec0f28dae82522d0a5324405e483811a99237be8dc"` [INFO] running `"docker" "rm" "-f" "eb63fa621a0f90102ca5c7ec0f28dae82522d0a5324405e483811a99237be8dc"` [INFO] [stdout] eb63fa621a0f90102ca5c7ec0f28dae82522d0a5324405e483811a99237be8dc