[INFO] crate immutable-seq 0.1.2 is already in cache [INFO] extracting crate immutable-seq 0.1.2 into work/ex/beta-1.37-6/sources/1.36.0/reg/immutable-seq/0.1.2 [INFO] extracting crate immutable-seq 0.1.2 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/immutable-seq/0.1.2 [INFO] validating manifest of immutable-seq-0.1.2 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 immutable-seq-0.1.2 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 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-1.37-6/sources/1.36.0/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-1.37-6/sources/beta-2019-07-23/reg/immutable-seq/0.1.2/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] [stderr] Blocking waiting for file lock on package cache [INFO] testing immutable-seq-0.1.2 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-0/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/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" "+1.36.0" "build" "--frozen"` [INFO] [stdout] 4a7ce5ada18b7b64bd9a50beb201cdd2c84c0549aecb3b713e97da983b8c01dd [INFO] running `"docker" "start" "-a" "4a7ce5ada18b7b64bd9a50beb201cdd2c84c0549aecb3b713e97da983b8c01dd"` [INFO] [stderr] Compiling immutable-seq v0.1.2 (/opt/crater/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.00s [INFO] running `"docker" "inspect" "4a7ce5ada18b7b64bd9a50beb201cdd2c84c0549aecb3b713e97da983b8c01dd"` [INFO] running `"docker" "rm" "-f" "4a7ce5ada18b7b64bd9a50beb201cdd2c84c0549aecb3b713e97da983b8c01dd"` [INFO] [stdout] 4a7ce5ada18b7b64bd9a50beb201cdd2c84c0549aecb3b713e97da983b8c01dd [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/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" "+1.36.0" "test" "--frozen" "--no-run"` [INFO] [stdout] 773d0dcb7c04aab6dcb36f779a09e90d15f9ac13587d3a5f793b1d2e5a347a66 [INFO] running `"docker" "start" "-a" "773d0dcb7c04aab6dcb36f779a09e90d15f9ac13587d3a5f793b1d2e5a347a66"` [INFO] [stderr] Compiling immutable-seq v0.1.2 (/opt/crater/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 7.02s [INFO] running `"docker" "inspect" "773d0dcb7c04aab6dcb36f779a09e90d15f9ac13587d3a5f793b1d2e5a347a66"` [INFO] running `"docker" "rm" "-f" "773d0dcb7c04aab6dcb36f779a09e90d15f9ac13587d3a5f793b1d2e5a347a66"` [INFO] [stdout] 773d0dcb7c04aab6dcb36f779a09e90d15f9ac13587d3a5f793b1d2e5a347a66 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/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" "+1.36.0" "test" "--frozen"` [INFO] [stdout] f9602de98a5c1d37d71edc63bb35213e694571d651e1289fbd1ad163ccf9979f [INFO] running `"docker" "start" "-a" "f9602de98a5c1d37d71edc63bb35213e694571d651e1289fbd1ad163ccf9979f"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running /opt/crater/target/debug/deps/immutable_seq-263eca244eccdb5c [INFO] [stdout] [INFO] [stdout] running 13 tests [INFO] [stdout] test digit::test::test_digit_iter ... ok [INFO] [stdout] test finger_tree::test::test_iter_inner_empty ... ok [INFO] [stdout] test finger_tree::test::test_iter_empty ... ok [INFO] [stdout] test lazy::test::test_thunk_should_evaluate_just_once ... ok [INFO] [stdout] test finger_tree::test::test_iter_single ... ok [INFO] [stdout] test finger_tree::test::test_iter_inner_single ... ok [INFO] [stdout] test node::test::test_tree23_measure ... ok [INFO] [stdout] test lazy::test::test_strict_should_produce_already_evaluated_thunk ... ok [INFO] [stderr] thread '' panicked at 'Muahahahah', src/lazy.rs:288:17 [INFO] [stdout] test lazy::test::test_thunk_should_evaluate_through_redirect ... ok [INFO] [stderr] stack backtrace: [INFO] [stdout] test node::test::test_node_iter ... ok [INFO] [stdout] test lazy::test::test_thunk_should_evaluate_when_accessed ... ok [INFO] [stdout] test lazy::test::test_thunk_should_not_evaluate_if_not_accessed ... ok [INFO] [stderr] 0: 0x55ef8dd95b23 - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::h6485381528590a55 [INFO] [stderr] at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:39 [INFO] [stderr] 1: 0x55ef8dd9145b - std::sys_common::backtrace::_print::h49a82ae9552e35c7 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:71 [INFO] [stderr] 2: 0x55ef8dd94866 - std::panicking::default_hook::{{closure}}::he20974adbefcc046 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stderr] at src/libstd/panicking.rs:197 [INFO] [stderr] 3: 0x55ef8dd945f9 - std::panicking::default_hook::he4af6af4ac7fef7b [INFO] [stderr] at src/libstd/panicking.rs:211 [INFO] [stderr] 4: 0x55ef8dd94f6f - std::panicking::rust_panic_with_hook::h057ff03eb4c8000f [INFO] [stderr] at src/libstd/panicking.rs:474 [INFO] [stderr] 5: 0x55ef8dd28e53 - std::panicking::begin_panic::heb569ff96f0d99d8 [INFO] [stderr] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panicking.rs:408 [INFO] [stderr] 6: 0x55ef8dd406ca - immutable_seq::lazy::test::test_drop_internal_data_just_once::{{closure}}::{{closure}}::hf0ec85761c67950c [INFO] [stderr] at src/lazy.rs:288 [INFO] [stderr] 7: 0x55ef8dd37682 - immutable_seq::lazy::Producer::new::{{closure}}::h3b80fba3518f82fb [INFO] [stderr] at src/lazy.rs:196 [INFO] [stderr] 8: 0x55ef8dd37a2f - >::invoke::h832cb358a77eabb5 [INFO] [stderr] at src/lazy.rs:224 [INFO] [stderr] 9: 0x55ef8dd377d7 - immutable_seq::lazy::Producer::invoke::h0ed14677453f9326 [INFO] [stderr] at src/lazy.rs:202 [INFO] [stderr] 10: 0x55ef8dd35063 - immutable_seq::lazy::Thunk::force::hdf4268265d04a91e [INFO] [stderr] at src/lazy.rs:108 [INFO] [stderr] 11: 0x55ef8dd40735 - immutable_seq::lazy::test::test_drop_internal_data_just_once::{{closure}}::h7b598268218215e7 [INFO] [stderr] at src/lazy.rs:290 [INFO] [stderr] 12: 0x55ef8dd2ec32 - std::sys_common::backtrace::__rust_begin_short_backtrace::hc97a7c5848339e64 [INFO] [stderr] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/sys_common/backtrace.rs:136 [INFO] [stderr] 13: 0x55ef8dd2d1fd - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8c66acad1182ebee [INFO] [stderr] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/thread/mod.rs:470 [INFO] [stderr] 14: 0x55ef8dd2c680 - as core::ops::function::FnOnce<()>>::call_once::hba82c4315b128622 [INFO] [stderr] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panic.rs:315 [INFO] [stderr] 15: 0x55ef8dd29094 - std::panicking::try::do_call::ha12f3d94bea2f669 [INFO] [stderr] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panicking.rs:293 [INFO] [stderr] 16: 0x55ef8dd97d19 - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:85 [INFO] [stderr] 17: 0x55ef8dd28f30 - std::panicking::try::hd5150b71124ad8aa [INFO] [stderr] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panicking.rs:272 [INFO] [stderr] 18: 0x55ef8dd2c6d2 - std::panic::catch_unwind::hdfdd279481033c7f [INFO] [stderr] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panic.rs:394 [INFO] [stderr] 19: 0x55ef8dd2d015 - std::thread::Builder::spawn_unchecked::{{closure}}::h54612ef94c2a7e02 [INFO] [stderr] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/thread/mod.rs:469 [INFO] [stderr] 20: 0x55ef8dd45522 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h49ae83cd69df63d6 [INFO] [stderr] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libcore/ops/function.rs:231 [INFO] [stderr] 21: 0x55ef8dd8923e - as core::ops::function::FnOnce>::call_once::h805c3cc89d534c05 [INFO] [stderr] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/liballoc/boxed.rs:704 [INFO] [stderr] 22: 0x55ef8dd9736f - std::sys::unix::thread::Thread::new::thread_start::h6f10b78f26c98dc6 [INFO] [stderr] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/liballoc/boxed.rs:704 [INFO] [stderr] at src/libstd/sys_common/thread.rs:13 [INFO] [stderr] at src/libstd/sys/unix/thread.rs:79 [INFO] [stderr] 23: 0x7f08cb5994a3 - start_thread [INFO] [stderr] 24: 0x7f08cb0c4d0e - __clone [INFO] [stderr] 25: 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] [stderr] Running /opt/crater/target/debug/deps/seq-ffbafd8ef4f7ec2e [INFO] [stdout] [INFO] [stdout] running 30 tests [INFO] [stdout] test test_empty_is_empty ... ok [INFO] [stdout] test test_back_empty ... ok [INFO] [stdout] test test_empty_len ... ok [INFO] [stdout] test test_adjust ... ok [INFO] [stdout] test test_front_empty ... ok [INFO] [stdout] test test_back_pop_back ... ok [INFO] [stdout] test test_back_nonempty ... ok [INFO] [stdout] test test_front_nonempty ... ok [INFO] [stdout] test test_iter_append ... ok [INFO] [stdout] test test_insert ... ok [INFO] [stdout] test test_get_empty ... ok [INFO] [stdout] test test_get_out_of_bounds ... ok [INFO] [stdout] test test_index ... ok [INFO] [stdout] test test_get_nonempty ... ok [INFO] [stdout] test test_front_pop_front ... ok [INFO] [stdout] test test_iter_empty ... ok [INFO] [stdout] test test_iter_singleton ... ok [INFO] [stdout] test test_singleton_len ... ok [INFO] [stdout] test test_iter_push_front ... ok [INFO] [stdout] test test_singleton_not_is_empty ... ok [INFO] [stdout] test test_split ... ok [INFO] [stdout] test test_skip ... ok [INFO] [stdout] test test_remove ... ok [INFO] [stdout] test test_iter_push_back ... ok [INFO] [stdout] test test_split_singleton ... ok [INFO] [stdout] test test_split_empty ... ok [INFO] [stdout] test test_vec_macro ... ok [INFO] [stdout] test test_truncate ... ok [INFO] [stdout] test test_update ... 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-2b8d8c48ce32b802 [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" "f9602de98a5c1d37d71edc63bb35213e694571d651e1289fbd1ad163ccf9979f"` [INFO] running `"docker" "rm" "-f" "f9602de98a5c1d37d71edc63bb35213e694571d651e1289fbd1ad163ccf9979f"` [INFO] [stdout] f9602de98a5c1d37d71edc63bb35213e694571d651e1289fbd1ad163ccf9979f