Dec 15 18:08:08.777 INFO testing copperline-0.3.0 against try#aa49d8ef14939ddec0e34b346b60174a5673d48f for pr-56550
Dec 15 18:08:08.777 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-6/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +aa49d8ef14939ddec0e34b346b60174a5673d48f-alt build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 15 18:08:09.219 INFO [stdout] 9ebab6cc52c5ae7921fcaa67321287614b9c69f2a60ce8f370951f2edda98afb
Dec 15 18:08:09.219 INFO running `"docker" "start" "-a" "9ebab6cc52c5ae7921fcaa67321287614b9c69f2a60ce8f370951f2edda98afb"`
Dec 15 18:08:10.981 INFO [stderr] usermod: no changes
Dec 15 18:08:11.070 INFO [stderr]    Compiling strcursor v0.1.0
Dec 15 18:08:11.075 INFO [stderr]    Compiling nix v0.4.3
Dec 15 18:08:14.855 INFO [stderr]    Compiling copperline v0.3.0 (/source)
Dec 15 18:08:16.003 INFO [stderr] warning: unnecessary parentheses around `for` head expression
Dec 15 18:08:16.003 INFO [stderr]   --> src/lib.rs:61:26
Dec 15 18:08:16.003 INFO [stderr]    |
Dec 15 18:08:16.003 INFO [stderr] 61 |                 for _ in (0..len) {
Dec 15 18:08:16.003 INFO [stderr]    |                          ^^^^^^^^ help: remove these parentheses
Dec 15 18:08:16.003 INFO [stderr]    |
Dec 15 18:08:16.003 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Dec 15 18:08:16.003 INFO [stderr] 
Dec 15 18:08:16.003 INFO [stderr] warning: unnecessary parentheses around `for` head expression
Dec 15 18:08:16.003 INFO [stderr]    --> src/lib.rs:109:26
Dec 15 18:08:16.003 INFO [stderr]     |
Dec 15 18:08:16.003 INFO [stderr] 109 |                 for _ in (0..len) {
Dec 15 18:08:16.003 INFO [stderr]     |                          ^^^^^^^^ help: remove these parentheses
Dec 15 18:08:16.003 INFO [stderr] 
Dec 15 18:08:16.120 INFO [stderr] warning: unused import: `RawDecoder`
Dec 15 18:08:16.120 INFO [stderr]  --> src/parser.rs:3:36
Dec 15 18:08:16.120 INFO [stderr]   |
Dec 15 18:08:16.120 INFO [stderr] 3 | use encoding::types::{EncodingRef, RawDecoder};
Dec 15 18:08:16.120 INFO [stderr]   |                                    ^^^^^^^^^^
Dec 15 18:08:16.120 INFO [stderr]   |
Dec 15 18:08:16.120 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 15 18:08:16.120 INFO [stderr] 
Dec 15 18:08:16.175 INFO [stderr] warning: method is never used: `reset`
Dec 15 18:08:16.175 INFO [stderr]   --> src/buffer.rs:29:5
Dec 15 18:08:16.175 INFO [stderr]    |
Dec 15 18:08:16.175 INFO [stderr] 29 |     pub fn reset(&mut self) {
Dec 15 18:08:16.175 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
Dec 15 18:08:16.175 INFO [stderr]    |
Dec 15 18:08:16.175 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 15 18:08:16.175 INFO [stderr] 
Dec 15 18:08:16.175 INFO [stderr] warning: method is never used: `pop`
Dec 15 18:08:16.175 INFO [stderr]   --> src/history.rs:67:5
Dec 15 18:08:16.175 INFO [stderr]    |
Dec 15 18:08:16.175 INFO [stderr] 67 |     pub fn pop(&mut self) -> Option<String> {
Dec 15 18:08:16.175 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 15 18:08:16.175 INFO [stderr] 
Dec 15 18:08:16.733 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.71s
Dec 15 18:08:16.734 INFO [stderr] su: No module specific data is present
Dec 15 18:08:17.333 INFO running `"docker" "inspect" "9ebab6cc52c5ae7921fcaa67321287614b9c69f2a60ce8f370951f2edda98afb"`
Dec 15 18:08:17.565 INFO running `"docker" "rm" "-f" "9ebab6cc52c5ae7921fcaa67321287614b9c69f2a60ce8f370951f2edda98afb"`
Dec 15 18:08:17.803 INFO [stdout] 9ebab6cc52c5ae7921fcaa67321287614b9c69f2a60ce8f370951f2edda98afb
Dec 15 18:08:17.809 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-6/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +aa49d8ef14939ddec0e34b346b60174a5673d48f-alt test --frozen --no-run" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 15 18:08:18.180 INFO [stdout] 431e2713626885d11374faa2c8e0dd473341edd465bc6ad35afe07bf12f24dc9
Dec 15 18:08:18.187 INFO running `"docker" "start" "-a" "431e2713626885d11374faa2c8e0dd473341edd465bc6ad35afe07bf12f24dc9"`
Dec 15 18:08:19.376 INFO [stderr] usermod: no changes
Dec 15 18:08:19.443 INFO [stderr]    Compiling copperline v0.3.0 (/source)
Dec 15 18:08:20.777 INFO [stderr] warning: unnecessary parentheses around `for` head expression
Dec 15 18:08:20.777 INFO [stderr]   --> src/lib.rs:61:26
Dec 15 18:08:20.777 INFO [stderr]    |
Dec 15 18:08:20.777 INFO [stderr] 61 |                 for _ in (0..len) {
Dec 15 18:08:20.777 INFO [stderr]    |                          ^^^^^^^^ help: remove these parentheses
Dec 15 18:08:20.779 INFO [stderr]    |
Dec 15 18:08:20.779 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Dec 15 18:08:20.779 INFO [stderr] 
Dec 15 18:08:20.779 INFO [stderr] warning: unnecessary parentheses around `for` head expression
Dec 15 18:08:20.779 INFO [stderr]    --> src/lib.rs:109:26
Dec 15 18:08:20.779 INFO [stderr]     |
Dec 15 18:08:20.779 INFO [stderr] 109 |                 for _ in (0..len) {
Dec 15 18:08:20.779 INFO [stderr]     |                          ^^^^^^^^ help: remove these parentheses
Dec 15 18:08:20.779 INFO [stderr] 
Dec 15 18:08:20.931 INFO [stderr] warning: unused import: `RawDecoder`
Dec 15 18:08:20.931 INFO [stderr]  --> src/parser.rs:3:36
Dec 15 18:08:20.931 INFO [stderr]   |
Dec 15 18:08:20.931 INFO [stderr] 3 | use encoding::types::{EncodingRef, RawDecoder};
Dec 15 18:08:20.931 INFO [stderr]   |                                    ^^^^^^^^^^
Dec 15 18:08:20.931 INFO [stderr]   |
Dec 15 18:08:20.931 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 15 18:08:20.931 INFO [stderr] 
Dec 15 18:08:20.989 INFO [stderr] warning: method is never used: `reset`
Dec 15 18:08:20.989 INFO [stderr]   --> src/buffer.rs:29:5
Dec 15 18:08:20.989 INFO [stderr]    |
Dec 15 18:08:20.989 INFO [stderr] 29 |     pub fn reset(&mut self) {
Dec 15 18:08:20.991 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
Dec 15 18:08:20.995 INFO [stderr]    |
Dec 15 18:08:20.995 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 15 18:08:20.995 INFO [stderr] 
Dec 15 18:08:20.995 INFO [stderr] warning: method is never used: `pop`
Dec 15 18:08:20.995 INFO [stderr]   --> src/history.rs:67:5
Dec 15 18:08:20.995 INFO [stderr]    |
Dec 15 18:08:20.995 INFO [stderr] 67 |     pub fn pop(&mut self) -> Option<String> {
Dec 15 18:08:20.995 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 15 18:08:20.995 INFO [stderr] 
Dec 15 18:08:22.011 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.59s
Dec 15 18:08:22.011 INFO [stderr] su: No module specific data is present
Dec 15 18:08:22.505 INFO running `"docker" "inspect" "431e2713626885d11374faa2c8e0dd473341edd465bc6ad35afe07bf12f24dc9"`
Dec 15 18:08:22.835 INFO running `"docker" "rm" "-f" "431e2713626885d11374faa2c8e0dd473341edd465bc6ad35afe07bf12f24dc9"`
Dec 15 18:08:23.228 INFO [stdout] 431e2713626885d11374faa2c8e0dd473341edd465bc6ad35afe07bf12f24dc9
Dec 15 18:08:23.234 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-6/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +aa49d8ef14939ddec0e34b346b60174a5673d48f-alt test --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 15 18:08:23.657 INFO [stdout] 6b868acbcae9825d6f09a35e6b23427dff8315af727ce54ed7f82ed6dde12b53
Dec 15 18:08:23.665 INFO running `"docker" "start" "-a" "6b868acbcae9825d6f09a35e6b23427dff8315af727ce54ed7f82ed6dde12b53"`
Dec 15 18:08:24.582 INFO [stderr] usermod: no changes
Dec 15 18:08:24.651 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
Dec 15 18:08:24.671 INFO [stderr]      Running /target/debug/deps/copperline-8f87ed731bfe7204
Dec 15 18:08:24.683 INFO [stdout] 
Dec 15 18:08:24.683 INFO [stdout] running 3 tests
Dec 15 18:08:24.683 INFO [stdout] test buffer::move_and_insert_cjk ... ok
Dec 15 18:08:24.683 INFO [stdout] test buffer::move_and_insert_ascii ... ok
Dec 15 18:08:24.789 INFO [stdout] test buffer::move_and_insert_cyrillic ... FAILED
Dec 15 18:08:24.789 INFO [stdout] 
Dec 15 18:08:24.789 INFO [stdout] failures:
Dec 15 18:08:24.789 INFO [stdout] 
Dec 15 18:08:24.789 INFO [stdout] ---- buffer::move_and_insert_cyrillic stdout ----
Dec 15 18:08:24.789 INFO [stdout] thread 'buffer::move_and_insert_cyrillic' panicked at 'assertion failed: `(left == right)`
Dec 15 18:08:24.789 INFO [stdout]   left: `"ѾЙЊҖ"`,
Dec 15 18:08:24.789 INFO [stdout]  right: `"ѾчЊҖ"`', src/buffer.rs:163:5
Dec 15 18:08:24.789 INFO [stdout] stack backtrace:
Dec 15 18:08:24.789 INFO [stdout]    0:     0x55883df5e623 - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::h2c40bdfb30f25bdd
Dec 15 18:08:24.789 INFO [stdout]                                at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:49
Dec 15 18:08:24.789 INFO [stdout]    1:     0x55883df58db8 - std::sys_common::backtrace::_print::he11ceebc70626ac9
Dec 15 18:08:24.789 INFO [stdout]                                at src/libstd/sys_common/backtrace.rs:71
Dec 15 18:08:24.789 INFO [stdout]    2:     0x55883df5d592 - std::panicking::default_hook::{{closure}}::h4fde3ffb19c01413
Dec 15 18:08:24.789 INFO [stdout]                                at src/libstd/sys_common/backtrace.rs:59
Dec 15 18:08:24.789 INFO [stdout]                                at src/libstd/panicking.rs:210
Dec 15 18:08:24.789 INFO [stdout]    3:     0x55883df5d287 - std::panicking::default_hook::hf0c15a583008ed0d
Dec 15 18:08:24.789 INFO [stdout]                                at src/libstd/panicking.rs:218
Dec 15 18:08:24.789 INFO [stdout]    4:     0x55883df5dca0 - std::panicking::rust_panic_with_hook::hc1663f6bc7813185
Dec 15 18:08:24.789 INFO [stdout]                                at src/libstd/panicking.rs:487
Dec 15 18:08:24.789 INFO [stdout]    5:     0x55883df5d821 - std::panicking::continue_panic_fmt::h42bc2d03ddf03b3e
Dec 15 18:08:24.789 INFO [stdout]                                at src/libstd/panicking.rs:394
Dec 15 18:08:24.789 INFO [stdout]    6:     0x55883df5d76e - std::panicking::begin_panic_fmt::h2207969583fb9324
Dec 15 18:08:24.789 INFO [stdout]                                at src/libstd/panicking.rs:349
Dec 15 18:08:24.789 INFO [stdout]    7:     0x55883df077d9 - copperline::buffer::move_and_insert_cyrillic::hdaf8316505488b78
Dec 15 18:08:24.789 INFO [stdout]                                at src/buffer.rs:163
Dec 15 18:08:24.790 INFO [stdout]    8:     0x55883df07499 - copperline::buffer::move_and_insert_cyrillic::{{closure}}::he7699b4ca6f8bd26
Dec 15 18:08:24.790 INFO [stdout]                                at src/buffer.rs:147
Dec 15 18:08:24.790 INFO [stdout]    9:     0x55883df09a0d - core::ops::function::FnOnce::call_once::h1b58a55fac57d5ad
Dec 15 18:08:24.790 INFO [stdout]                                at /rustc/aa49d8ef14939ddec0e34b346b60174a5673d48f/src/libcore/ops/function.rs:238
Dec 15 18:08:24.790 INFO [stdout]   10:     0x55883df152de - <F as alloc::boxed::FnBox<A>>::call_box::hac337ba1af72dc2b
Dec 15 18:08:24.790 INFO [stdout]                                at src/libtest/lib.rs:1483
Dec 15 18:08:24.790 INFO [stdout]                                at /rustc/aa49d8ef14939ddec0e34b346b60174a5673d48f/src/libcore/ops/function.rs:238
Dec 15 18:08:24.790 INFO [stdout]                                at /rustc/aa49d8ef14939ddec0e34b346b60174a5673d48f/src/liballoc/boxed.rs:673
Dec 15 18:08:24.790 INFO [stdout]   11:     0x55883df6c269 - __rust_maybe_catch_panic
Dec 15 18:08:24.790 INFO [stdout]                                at src/libpanic_unwind/lib.rs:102
Dec 15 18:08:24.790 INFO [stdout]   12:     0x55883df32ae7 - test::run_test::run_test_inner::{{closure}}::hfbfe4a58c0ebb01b
Dec 15 18:08:24.790 INFO [stdout]                                at /rustc/aa49d8ef14939ddec0e34b346b60174a5673d48f/src/libstd/panicking.rs:285
Dec 15 18:08:24.790 INFO [stdout]                                at /rustc/aa49d8ef14939ddec0e34b346b60174a5673d48f/src/libstd/panic.rs:398
Dec 15 18:08:24.790 INFO [stdout]                                at src/libtest/lib.rs:1438
Dec 15 18:08:24.790 INFO [stdout]   13:     0x55883df0d9f4 - std::sys_common::backtrace::__rust_begin_short_backtrace::hd1f0cf202092f8d7
Dec 15 18:08:24.790 INFO [stdout]                                at /rustc/aa49d8ef14939ddec0e34b346b60174a5673d48f/src/libstd/sys_common/backtrace.rs:136
Dec 15 18:08:24.790 INFO [stdout]   14:     0x55883df0dfe4 - std::panicking::try::do_call::h5e99f92fbf448cf6
Dec 15 18:08:24.790 INFO [stdout]                                at /rustc/aa49d8ef14939ddec0e34b346b60174a5673d48f/src/libstd/thread/mod.rs:479
Dec 15 18:08:24.790 INFO [stdout]                                at /rustc/aa49d8ef14939ddec0e34b346b60174a5673d48f/src/libstd/panic.rs:319
Dec 15 18:08:24.790 INFO [stdout]                                at /rustc/aa49d8ef14939ddec0e34b346b60174a5673d48f/src/libstd/panicking.rs:306
Dec 15 18:08:24.790 INFO [stdout]   15:     0x55883df6c269 - __rust_maybe_catch_panic
Dec 15 18:08:24.790 INFO [stdout]                                at src/libpanic_unwind/lib.rs:102
Dec 15 18:08:24.790 INFO [stdout]   16:     0x55883df151bc - <F as alloc::boxed::FnBox<A>>::call_box::h8ae063aff93ccdb6
Dec 15 18:08:24.790 INFO [stdout]                                at /rustc/aa49d8ef14939ddec0e34b346b60174a5673d48f/src/libstd/panicking.rs:285
Dec 15 18:08:24.790 INFO [stdout]                                at /rustc/aa49d8ef14939ddec0e34b346b60174a5673d48f/src/libstd/panic.rs:398
Dec 15 18:08:24.790 INFO [stdout]                                at /rustc/aa49d8ef14939ddec0e34b346b60174a5673d48f/src/libstd/thread/mod.rs:478
Dec 15 18:08:24.790 INFO [stdout]                                at /rustc/aa49d8ef14939ddec0e34b346b60174a5673d48f/src/liballoc/boxed.rs:673
Dec 15 18:08:24.790 INFO [stdout]   17:     0x55883df6022d - std::sys::unix::thread::Thread::new::thread_start::h42c32b292fdd228f
Dec 15 18:08:24.790 INFO [stdout]                                at /rustc/aa49d8ef14939ddec0e34b346b60174a5673d48f/src/liballoc/boxed.rs:683
Dec 15 18:08:24.790 INFO [stdout]                                at src/libstd/sys_common/thread.rs:24
Dec 15 18:08:24.790 INFO [stdout]                                at src/libstd/sys/unix/thread.rs:91
Dec 15 18:08:24.790 INFO [stdout]   18:     0x7f6d5fedc6b9 - start_thread
Dec 15 18:08:24.790 INFO [stdout]   19:     0x7f6d6090e41c - clone
Dec 15 18:08:24.790 INFO [stdout]   20:                0x0 - <unknown>
Dec 15 18:08:24.790 INFO [stdout] 
Dec 15 18:08:24.790 INFO [stdout] 
Dec 15 18:08:24.790 INFO [stdout] failures:
Dec 15 18:08:24.790 INFO [stdout]     buffer::move_and_insert_cyrillic
Dec 15 18:08:24.790 INFO [stdout] 
Dec 15 18:08:24.790 INFO [stdout] test result: FAILED. 2 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out
Dec 15 18:08:24.790 INFO [stdout] 
Dec 15 18:08:24.791 INFO [stderr] error: test failed, to rerun pass '--lib'
Dec 15 18:08:24.797 INFO [stderr] su: No module specific data is present
Dec 15 18:08:25.528 INFO running `"docker" "inspect" "6b868acbcae9825d6f09a35e6b23427dff8315af727ce54ed7f82ed6dde12b53"`
Dec 15 18:08:25.758 INFO running `"docker" "rm" "-f" "6b868acbcae9825d6f09a35e6b23427dff8315af727ce54ed7f82ed6dde12b53"`
Dec 15 18:08:25.967 INFO [stdout] 6b868acbcae9825d6f09a35e6b23427dff8315af727ce54ed7f82ed6dde12b53