Nov 18 07:38:32.741 INFO testing lcd-0.3.0 against try#2e026d6e5d7621634147ad4c8074f1d964dbb1be for pr-55982
Nov 18 07:38:32.742 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-1/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-55982/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/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 +2e026d6e5d7621634147ad4c8074f1d964dbb1be-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"`
Nov 18 07:38:33.365 INFO [stdout] 2a4e77109df7bf407e4188b39f37148b68509d8b89e327a924d8c612a64e51c1
Nov 18 07:38:33.372 INFO running `"docker" "start" "-a" "2a4e77109df7bf407e4188b39f37148b68509d8b89e327a924d8c612a64e51c1"`
Nov 18 07:38:34.636 INFO [stderr] usermod: no changes
Nov 18 07:38:34.681 INFO [stderr]    Compiling lcd v0.3.0 (/source)
Nov 18 07:38:35.007 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.35s
Nov 18 07:38:35.019 INFO [stderr] su: No module specific data is present
Nov 18 07:38:35.730 INFO running `"docker" "inspect" "2a4e77109df7bf407e4188b39f37148b68509d8b89e327a924d8c612a64e51c1"`
Nov 18 07:38:36.000 INFO running `"docker" "rm" "-f" "2a4e77109df7bf407e4188b39f37148b68509d8b89e327a924d8c612a64e51c1"`
Nov 18 07:38:36.235 INFO [stdout] 2a4e77109df7bf407e4188b39f37148b68509d8b89e327a924d8c612a64e51c1
Nov 18 07:38:36.237 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-1/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-55982/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/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 +2e026d6e5d7621634147ad4c8074f1d964dbb1be-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"`
Nov 18 07:38:36.569 INFO [stdout] b002070a0485cb3cd0b97a48542b1dbd8ce8abc7a9352c9885b48ddc59f1bdc8
Nov 18 07:38:36.570 INFO running `"docker" "start" "-a" "b002070a0485cb3cd0b97a48542b1dbd8ce8abc7a9352c9885b48ddc59f1bdc8"`
Nov 18 07:38:37.629 INFO [stderr] usermod: no changes
Nov 18 07:38:37.721 INFO [stderr]    Compiling pretty_assertions v0.3.4
Nov 18 07:38:38.379 INFO [stderr]    Compiling lcd v0.3.0 (/source)
Nov 18 07:38:39.963 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.30s
Nov 18 07:38:39.999 INFO [stderr] su: No module specific data is present
Nov 18 07:38:40.308 INFO running `"docker" "inspect" "b002070a0485cb3cd0b97a48542b1dbd8ce8abc7a9352c9885b48ddc59f1bdc8"`
Nov 18 07:38:40.405 INFO running `"docker" "rm" "-f" "b002070a0485cb3cd0b97a48542b1dbd8ce8abc7a9352c9885b48ddc59f1bdc8"`
Nov 18 07:38:40.536 INFO [stdout] b002070a0485cb3cd0b97a48542b1dbd8ce8abc7a9352c9885b48ddc59f1bdc8
Nov 18 07:38:40.537 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-1/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-55982/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/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 +2e026d6e5d7621634147ad4c8074f1d964dbb1be-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"`
Nov 18 07:38:40.800 INFO [stdout] db3348ec653f438c00b543665889c42bb13ce891777d2ec6c56ce6a1297ee10a
Nov 18 07:38:40.807 INFO running `"docker" "start" "-a" "db3348ec653f438c00b543665889c42bb13ce891777d2ec6c56ce6a1297ee10a"`
Nov 18 07:38:41.655 INFO [stderr] usermod: no changes
Nov 18 07:38:41.727 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
Nov 18 07:38:41.727 INFO [stderr]      Running /target/debug/deps/lcd-07312f450f203b30
Nov 18 07:38:41.731 INFO [stdout] 
Nov 18 07:38:41.731 INFO [stdout] running 0 tests
Nov 18 07:38:41.731 INFO [stdout] 
Nov 18 07:38:41.731 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Nov 18 07:38:41.731 INFO [stdout] 
Nov 18 07:38:41.731 INFO [stdout] 
Nov 18 07:38:41.731 INFO [stdout] running 5 tests
Nov 18 07:38:41.731 INFO [stdout] test write_8bit_long_busy ... ok
Nov 18 07:38:41.731 INFO [stdout] test write_8bit ... ok
Nov 18 07:38:41.731 INFO [stdout] test write_4bit_long_busy ... ok
Nov 18 07:38:41.731 INFO [stdout] test write_4bit ... ok
Nov 18 07:38:41.731 INFO [stdout] test init_4bit ... ok
Nov 18 07:38:41.731 INFO [stdout] 
Nov 18 07:38:41.731 INFO [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Nov 18 07:38:41.731 INFO [stdout] 
Nov 18 07:38:41.734 INFO [stdout] 
Nov 18 07:38:41.734 INFO [stdout] running 12 tests
Nov 18 07:38:41.734 INFO [stdout] test init_4bit ... ok
Nov 18 07:38:41.735 INFO [stdout] test init_8bit ... ok
Nov 18 07:38:41.735 INFO [stdout] test home_8bit ... ok
Nov 18 07:38:41.735 INFO [stdout] test home_4bit ... ok
Nov 18 07:38:41.735 INFO [stdout] test entry_mode_4bit ... ok
Nov 18 07:38:41.735 INFO [stdout] test cursor_4bit ... ok
Nov 18 07:38:41.735 INFO [stdout] test position_4bit ... ok
Nov 18 07:38:41.735 INFO [stdout] test print ... ok
Nov 18 07:38:41.735 INFO [stdout] test clear_8bit ... ok
Nov 18 07:38:41.735 INFO [stdout] test scroll_4bit ... ok
Nov 18 07:38:41.735 INFO [stdout] test upload ... ok
Nov 18 07:38:41.737 INFO [stderr]      Running /target/debug/deps/busy-ce87d637be287168
Nov 18 07:38:41.737 INFO [stderr]      Running /target/debug/deps/no_busy-46c0bdb0f87ba8e0
Nov 18 07:38:41.743 INFO [stdout] test clear_4bit ... ok
Nov 18 07:38:41.743 INFO [stdout] 
Nov 18 07:38:41.743 INFO [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Nov 18 07:38:41.743 INFO [stdout] 
Nov 18 07:38:41.744 INFO [stderr]    Doc-tests lcd
Nov 18 07:38:41.884 INFO [stdout] 
Nov 18 07:38:41.884 INFO [stdout] running 2 tests
Nov 18 07:38:42.195 INFO [stdout] test src/lib.rs -  (line 21) ... FAILED
Nov 18 07:38:42.388 INFO [stdout] test src/lib.rs - Display<'a, HW>::init (line 242) ... ok
Nov 18 07:38:42.388 INFO [stdout] 
Nov 18 07:38:42.388 INFO [stdout] failures:
Nov 18 07:38:42.388 INFO [stdout] 
Nov 18 07:38:42.388 INFO [stdout] ---- src/lib.rs -  (line 21) stdout ----
Nov 18 07:38:42.388 INFO [stdout] error[E0522]: definition of an unknown language item: `panic_fmt`
Nov 18 07:38:42.388 INFO [stdout]  --> src/lib.rs:26:1
Nov 18 07:38:42.388 INFO [stdout]   |
Nov 18 07:38:42.388 INFO [stdout] 8 | #[lang = "panic_fmt"] fn panic_fmt() -> ! { loop {} }
Nov 18 07:38:42.388 INFO [stdout]   | ^^^^^^^^^^^^^^^^^^^^^ definition of unknown language item `panic_fmt`
Nov 18 07:38:42.388 INFO [stdout] 
Nov 18 07:38:42.388 INFO [stdout] error: `#[panic_handler]` function required, but not found
Nov 18 07:38:42.388 INFO [stdout] 
Nov 18 07:38:42.388 INFO [stdout] thread 'src/lib.rs -  (line 21)' panicked at 'couldn't compile the test', librustdoc/test.rs:323:13
Nov 18 07:38:42.388 INFO [stdout] stack backtrace:
Nov 18 07:38:42.388 INFO [stdout]    0:     0x7f7b7fe04a83 - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::h26df0f6fdb27c709
Nov 18 07:38:42.388 INFO [stdout]                                at libstd/sys/unix/backtrace/tracing/gcc_s.rs:49
Nov 18 07:38:42.388 INFO [stdout]    1:     0x7f7b7fdfc2a8 - std::sys_common::backtrace::_print::h84c40fecda6d638e
Nov 18 07:38:42.388 INFO [stdout]                                at libstd/sys_common/backtrace.rs:71
Nov 18 07:38:42.388 INFO [stdout]    2:     0x7f7b7fe01454 - std::panicking::default_hook::{{closure}}::h77e370c0567fc0a7
Nov 18 07:38:42.388 INFO [stdout]                                at libstd/sys_common/backtrace.rs:59
Nov 18 07:38:42.388 INFO [stdout]                                at libstd/panicking.rs:211
Nov 18 07:38:42.388 INFO [stdout]    3:     0x7f7b7fe0113c - std::panicking::default_hook::hb9a45c11a33bbcb2
Nov 18 07:38:42.388 INFO [stdout]                                at libstd/panicking.rs:221
Nov 18 07:38:42.388 INFO [stdout]    4:     0x7f7b81f536d1 - rustc::util::common::panic_hook::h102faf9876448695
Nov 18 07:38:42.388 INFO [stdout]    5:     0x7f7b7fe01c39 - std::panicking::rust_panic_with_hook::ha8d95048d940f754
Nov 18 07:38:42.388 INFO [stdout]                                at libstd/panicking.rs:480
Nov 18 07:38:42.388 INFO [stdout]    6:     0x55bd14d671c7 - std::panicking::begin_panic::hc3027e90fc910a38
Nov 18 07:38:42.388 INFO [stdout]                                at /rustc/2e026d6e5d7621634147ad4c8074f1d964dbb1be/src/libstd/panicking.rs:410
Nov 18 07:38:42.388 INFO [stdout]    7:     0x55bd14f2cc55 - rustdoc::test::run_test::h3a69135895ffb56a
Nov 18 07:38:42.388 INFO [stdout]                                at librustdoc/test.rs:323
Nov 18 07:38:42.388 INFO [stdout]    8:     0x55bd14dffeee - <scoped_tls::ScopedKey<T>>::set::hc4facc4870e509b6
Nov 18 07:38:42.388 INFO [stdout]                                at librustdoc/test.rs:654
Nov 18 07:38:42.388 INFO [stdout]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/scoped-tls-0.1.2/src/lib.rs:155
Nov 18 07:38:42.388 INFO [stdout]                                at /rustc/2e026d6e5d7621634147ad4c8074f1d964dbb1be/src/libsyntax/lib.rs:124
Nov 18 07:38:42.388 INFO [stdout]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/scoped-tls-0.1.2/src/lib.rs:155
Nov 18 07:38:42.388 INFO [stdout]    9:     0x55bd14dded51 - syntax::with_globals::h6744305bcb163a73
Nov 18 07:38:42.388 INFO [stdout]                                at /rustc/2e026d6e5d7621634147ad4c8074f1d964dbb1be/src/libsyntax/lib.rs:123
Nov 18 07:38:42.388 INFO [stdout]   10:     0x55bd14d6740b - std::panicking::try::do_call::h82ccb7efab0bea3e
Nov 18 07:38:42.388 INFO [stdout]                                at librustdoc/test.rs:651
Nov 18 07:38:42.388 INFO [stdout]                                at /rustc/2e026d6e5d7621634147ad4c8074f1d964dbb1be/src/libstd/panic.rs:319
Nov 18 07:38:42.388 INFO [stdout]                                at /rustc/2e026d6e5d7621634147ad4c8074f1d964dbb1be/src/libstd/panicking.rs:310
Nov 18 07:38:42.388 INFO [stdout]   11:     0x7f7b7fe1f019 - __rust_maybe_catch_panic
Nov 18 07:38:42.388 INFO [stdout]                                at libpanic_unwind/lib.rs:102
Nov 18 07:38:42.388 INFO [stdout]   12:     0x55bd14df88d9 - rustc_driver::in_named_rustc_thread::hf9918f7965f714e8
Nov 18 07:38:42.388 INFO [stdout]                                at /rustc/2e026d6e5d7621634147ad4c8074f1d964dbb1be/src/libstd/panicking.rs:289
Nov 18 07:38:42.388 INFO [stdout]                                at /rustc/2e026d6e5d7621634147ad4c8074f1d964dbb1be/src/libstd/panic.rs:398
Nov 18 07:38:42.389 INFO [stdout]                                at /rustc/2e026d6e5d7621634147ad4c8074f1d964dbb1be/src/librustc_driver/lib.rs:1554
Nov 18 07:38:42.389 INFO [stdout]   13:     0x55bd14f01270 - <F as alloc::boxed::FnBox<A>>::call_box::h692f6b13f40e7377
Nov 18 07:38:42.389 INFO [stdout]                                at librustdoc/test.rs:651
Nov 18 07:38:42.389 INFO [stdout]                                at /rustc/2e026d6e5d7621634147ad4c8074f1d964dbb1be/src/liballoc/boxed.rs:673
Nov 18 07:38:42.389 INFO [stdout]   14:     0x7f7b81435b32 - <F as alloc::boxed::FnBox<A>>::call_box::hd23e96f38fbd7505
Nov 18 07:38:42.389 INFO [stdout]                                at libtest/lib.rs:1464
Nov 18 07:38:42.389 INFO [stdout]                                at /rustc/2e026d6e5d7621634147ad4c8074f1d964dbb1be/src/liballoc/boxed.rs:673
Nov 18 07:38:42.389 INFO [stdout]   15:     0x7f7b7fe1f019 - __rust_maybe_catch_panic
Nov 18 07:38:42.389 INFO [stdout]                                at libpanic_unwind/lib.rs:102
Nov 18 07:38:42.389 INFO [stdout]   16:     0x7f7b8142d453 - std::sys_common::backtrace::__rust_begin_short_backtrace::hd0ded23d435d70d0
Nov 18 07:38:42.389 INFO [stdout]                                at /rustc/2e026d6e5d7621634147ad4c8074f1d964dbb1be/src/libstd/panicking.rs:289
Nov 18 07:38:42.389 INFO [stdout]                                at /rustc/2e026d6e5d7621634147ad4c8074f1d964dbb1be/src/libstd/panic.rs:398
Nov 18 07:38:42.389 INFO [stdout]                                at libtest/lib.rs:1426
Nov 18 07:38:42.389 INFO [stdout]                                at /rustc/2e026d6e5d7621634147ad4c8074f1d964dbb1be/src/libstd/sys_common/backtrace.rs:136
Nov 18 07:38:42.389 INFO [stdout]   17:     0x7f7b8142e2f4 - std::panicking::try::do_call::h031514fb401b7159
Nov 18 07:38:42.389 INFO [stdout]                                at /rustc/2e026d6e5d7621634147ad4c8074f1d964dbb1be/src/libstd/thread/mod.rs:477
Nov 18 07:38:42.389 INFO [stdout]                                at /rustc/2e026d6e5d7621634147ad4c8074f1d964dbb1be/src/libstd/panic.rs:319
Nov 18 07:38:42.389 INFO [stdout]                                at /rustc/2e026d6e5d7621634147ad4c8074f1d964dbb1be/src/libstd/panicking.rs:310
Nov 18 07:38:42.389 INFO [stdout]   18:     0x7f7b7fe1f019 - __rust_maybe_catch_panic
Nov 18 07:38:42.389 INFO [stdout]                                at libpanic_unwind/lib.rs:102
Nov 18 07:38:42.389 INFO [stdout]   19:     0x7f7b814359cc - <F as alloc::boxed::FnBox<A>>::call_box::h44700b7a2ec6fd33
Nov 18 07:38:42.389 INFO [stdout]                                at /rustc/2e026d6e5d7621634147ad4c8074f1d964dbb1be/src/libstd/panicking.rs:289
Nov 18 07:38:42.389 INFO [stdout]                                at /rustc/2e026d6e5d7621634147ad4c8074f1d964dbb1be/src/libstd/panic.rs:398
Nov 18 07:38:42.389 INFO [stdout]                                at /rustc/2e026d6e5d7621634147ad4c8074f1d964dbb1be/src/libstd/thread/mod.rs:476
Nov 18 07:38:42.389 INFO [stdout]                                at /rustc/2e026d6e5d7621634147ad4c8074f1d964dbb1be/src/liballoc/boxed.rs:673
Nov 18 07:38:42.389 INFO [stdout]   20:     0x7f7b7fe11afd - std::sys::unix::thread::Thread::new::thread_start::h8526625243d2f13b
Nov 18 07:38:42.389 INFO [stdout]                                at /rustc/2e026d6e5d7621634147ad4c8074f1d964dbb1be/src/liballoc/boxed.rs:683
Nov 18 07:38:42.389 INFO [stdout]                                at libstd/sys_common/thread.rs:24
Nov 18 07:38:42.389 INFO [stdout]                                at libstd/sys/unix/thread.rs:90
Nov 18 07:38:42.389 INFO [stdout]   21:     0x7f7b7fb846b9 - start_thread
Nov 18 07:38:42.389 INFO [stdout]   22:     0x7f7b7f49c41c - clone
Nov 18 07:38:42.389 INFO [stdout]   23:                0x0 - <unknown>
Nov 18 07:38:42.389 INFO [stdout] query stack during panic:
Nov 18 07:38:42.389 INFO [stdout] end of query stack
Nov 18 07:38:42.389 INFO [stdout] 
Nov 18 07:38:42.389 INFO [stdout] 
Nov 18 07:38:42.389 INFO [stdout] failures:
Nov 18 07:38:42.389 INFO [stdout]     src/lib.rs -  (line 21)
Nov 18 07:38:42.389 INFO [stdout] 
Nov 18 07:38:42.389 INFO [stdout] test result: FAILED. 1 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out
Nov 18 07:38:42.389 INFO [stdout] 
Nov 18 07:38:42.401 INFO [stderr] error: test failed, to rerun pass '--doc'
Nov 18 07:38:42.401 INFO [stderr] su: No module specific data is present
Nov 18 07:38:42.777 INFO running `"docker" "inspect" "db3348ec653f438c00b543665889c42bb13ce891777d2ec6c56ce6a1297ee10a"`
Nov 18 07:38:42.905 INFO running `"docker" "rm" "-f" "db3348ec653f438c00b543665889c42bb13ce891777d2ec6c56ce6a1297ee10a"`
Nov 18 07:38:43.083 INFO [stdout] db3348ec653f438c00b543665889c42bb13ce891777d2ec6c56ce6a1297ee10a