Dec 14 18:24:18.213 INFO testing stepper-driver-0.1.0 against try#aa49d8ef14939ddec0e34b346b60174a5673d48f for pr-56550
Dec 14 18:24:18.213 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-1/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/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 14 18:24:18.401 INFO [stdout] dd7f296ce5e2d78a16a8d05c6aa9e82645af1f32cd3c24078208b2ff5b8ace3d
Dec 14 18:24:18.405 INFO running `"docker" "start" "-a" "dd7f296ce5e2d78a16a8d05c6aa9e82645af1f32cd3c24078208b2ff5b8ace3d"`
Dec 14 18:24:18.990 INFO [stderr] usermod: no changes
Dec 14 18:24:19.043 INFO [stderr]    Compiling embedded-hal v0.1.3
Dec 14 18:24:19.339 INFO [stderr]    Compiling stepper-driver v0.1.0 (/source)
Dec 14 18:24:19.814 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.80s
Dec 14 18:24:19.826 INFO [stderr] su: No module specific data is present
Dec 14 18:24:20.124 INFO running `"docker" "inspect" "dd7f296ce5e2d78a16a8d05c6aa9e82645af1f32cd3c24078208b2ff5b8ace3d"`
Dec 14 18:24:20.260 INFO running `"docker" "rm" "-f" "dd7f296ce5e2d78a16a8d05c6aa9e82645af1f32cd3c24078208b2ff5b8ace3d"`
Dec 14 18:24:20.414 INFO [stdout] dd7f296ce5e2d78a16a8d05c6aa9e82645af1f32cd3c24078208b2ff5b8ace3d
Dec 14 18:24:20.417 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-1/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/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 14 18:24:20.610 INFO [stdout] 0d2e332ba39967cfda38d648aa8ad900e98fc16724a3e078cf73059a5a678952
Dec 14 18:24:20.612 INFO running `"docker" "start" "-a" "0d2e332ba39967cfda38d648aa8ad900e98fc16724a3e078cf73059a5a678952"`
Dec 14 18:24:21.120 INFO [stderr] usermod: no changes
Dec 14 18:24:21.145 INFO [stderr]    Compiling stepper-driver v0.1.0 (/source)
Dec 14 18:24:22.039 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.91s
Dec 14 18:24:22.045 INFO [stderr] su: No module specific data is present
Dec 14 18:24:22.336 INFO running `"docker" "inspect" "0d2e332ba39967cfda38d648aa8ad900e98fc16724a3e078cf73059a5a678952"`
Dec 14 18:24:22.502 INFO running `"docker" "rm" "-f" "0d2e332ba39967cfda38d648aa8ad900e98fc16724a3e078cf73059a5a678952"`
Dec 14 18:24:22.819 INFO [stdout] 0d2e332ba39967cfda38d648aa8ad900e98fc16724a3e078cf73059a5a678952
Dec 14 18:24:22.821 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-1/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/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 14 18:24:23.320 INFO [stdout] a5c1466a5635a915f4cfd0ddd1546936996fa952d6e68a12c1f976878a7cedd3
Dec 14 18:24:23.329 INFO running `"docker" "start" "-a" "a5c1466a5635a915f4cfd0ddd1546936996fa952d6e68a12c1f976878a7cedd3"`
Dec 14 18:24:24.095 INFO [stderr] usermod: no changes
Dec 14 18:24:24.138 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
Dec 14 18:24:24.142 INFO [stderr]      Running /target/debug/deps/stepper_driver-acedbc7827728760
Dec 14 18:24:24.148 INFO [stdout] 
Dec 14 18:24:24.148 INFO [stdout] running 0 tests
Dec 14 18:24:24.149 INFO [stdout] 
Dec 14 18:24:24.149 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 14 18:24:24.149 INFO [stdout] 
Dec 14 18:24:24.155 INFO [stderr]    Doc-tests stepper-driver
Dec 14 18:24:24.791 INFO [stdout] 
Dec 14 18:24:24.791 INFO [stdout] running 1 test
Dec 14 18:24:25.355 INFO [stdout] test src/lib.rs -  (line 10) ... FAILED
Dec 14 18:24:25.355 INFO [stdout] 
Dec 14 18:24:25.355 INFO [stdout] failures:
Dec 14 18:24:25.355 INFO [stdout] 
Dec 14 18:24:25.356 INFO [stdout] ---- src/lib.rs -  (line 10) stdout ----
Dec 14 18:24:25.356 INFO [stdout] error[E0463]: can't find crate for `cortex_m`
Dec 14 18:24:25.356 INFO [stdout]  --> src/lib.rs:16:1
Dec 14 18:24:25.356 INFO [stdout]   |
Dec 14 18:24:25.356 INFO [stdout] 7 | extern crate cortex_m;
Dec 14 18:24:25.356 INFO [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^ can't find crate
Dec 14 18:24:25.356 INFO [stdout] 
Dec 14 18:24:25.356 INFO [stdout] thread 'src/lib.rs -  (line 10)' panicked at 'couldn't compile the test', src/librustdoc/test.rs:326:13
Dec 14 18:24:25.356 INFO [stdout] stack backtrace:
Dec 14 18:24:25.356 INFO [stdout]    0:     0x7f8d35047f63 - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::h2c40bdfb30f25bdd
Dec 14 18:24:25.356 INFO [stdout]                                at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:49
Dec 14 18:24:25.356 INFO [stdout]    1:     0x7f8d3503efc8 - std::sys_common::backtrace::_print::he11ceebc70626ac9
Dec 14 18:24:25.356 INFO [stdout]                                at src/libstd/sys_common/backtrace.rs:71
Dec 14 18:24:25.356 INFO [stdout]    2:     0x7f8d35044242 - std::panicking::default_hook::{{closure}}::h4fde3ffb19c01413
Dec 14 18:24:25.356 INFO [stdout]                                at src/libstd/sys_common/backtrace.rs:59
Dec 14 18:24:25.356 INFO [stdout]                                at src/libstd/panicking.rs:210
Dec 14 18:24:25.356 INFO [stdout]    3:     0x7f8d35043f37 - std::panicking::default_hook::hf0c15a583008ed0d
Dec 14 18:24:25.356 INFO [stdout]                                at src/libstd/panicking.rs:218
Dec 14 18:24:25.356 INFO [stdout]    4:     0x7f8d3724f121 - rustc::util::common::panic_hook::h9ea0dae535cf4332
Dec 14 18:24:25.356 INFO [stdout]    5:     0x7f8d35044a29 - std::panicking::rust_panic_with_hook::hc1663f6bc7813185
Dec 14 18:24:25.356 INFO [stdout]                                at src/libstd/panicking.rs:491
Dec 14 18:24:25.356 INFO [stdout]    6:     0x562b58084464 - std::panicking::begin_panic::h27ff8b2ead861036
Dec 14 18:24:25.356 INFO [stdout]                                at /rustc/aa49d8ef14939ddec0e34b346b60174a5673d48f/src/libstd/panicking.rs:421
Dec 14 18:24:25.356 INFO [stdout]    7:     0x562b581f93f9 - rustdoc::test::run_test::h2c651d061c730af3
Dec 14 18:24:25.356 INFO [stdout]                                at src/librustdoc/test.rs:326
Dec 14 18:24:25.356 INFO [stdout]    8:     0x562b580fc970 - <scoped_tls::ScopedKey<T>>::set::hb2279029c711f1aa
Dec 14 18:24:25.356 INFO [stdout]                                at src/librustdoc/test.rs:653
Dec 14 18:24:25.356 INFO [stdout]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/scoped-tls-0.1.2/src/lib.rs:155
Dec 14 18:24:25.356 INFO [stdout]                                at /rustc/aa49d8ef14939ddec0e34b346b60174a5673d48f/src/libsyntax/lib.rs:123
Dec 14 18:24:25.356 INFO [stdout]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/scoped-tls-0.1.2/src/lib.rs:155
Dec 14 18:24:25.356 INFO [stdout]    9:     0x562b580ef1cf - syntax::with_globals::hdce0de15652917e2
Dec 14 18:24:25.356 INFO [stdout]                                at /rustc/aa49d8ef14939ddec0e34b346b60174a5673d48f/src/libsyntax/lib.rs:122
Dec 14 18:24:25.356 INFO [stdout]   10:     0x562b580846c4 - std::panicking::try::do_call::h894d00d7135d3e7e
Dec 14 18:24:25.356 INFO [stdout]                                at src/librustdoc/test.rs:650
Dec 14 18:24:25.356 INFO [stdout]                                at /rustc/aa49d8ef14939ddec0e34b346b60174a5673d48f/src/libstd/panic.rs:319
Dec 14 18:24:25.356 INFO [stdout]                                at /rustc/aa49d8ef14939ddec0e34b346b60174a5673d48f/src/libstd/panicking.rs:306
Dec 14 18:24:25.356 INFO [stdout]   11:     0x7f8d35061669 - __rust_maybe_catch_panic
Dec 14 18:24:25.356 INFO [stdout]                                at src/libpanic_unwind/lib.rs:102
Dec 14 18:24:25.356 INFO [stdout]   12:     0x562b580d9a19 - rustc_driver::in_named_rustc_thread::hf3fa0f90a98912b5
Dec 14 18:24:25.356 INFO [stdout]                                at /rustc/aa49d8ef14939ddec0e34b346b60174a5673d48f/src/libstd/panicking.rs:285
Dec 14 18:24:25.356 INFO [stdout]                                at /rustc/aa49d8ef14939ddec0e34b346b60174a5673d48f/src/libstd/panic.rs:398
Dec 14 18:24:25.356 INFO [stdout]                                at /rustc/aa49d8ef14939ddec0e34b346b60174a5673d48f/src/librustc_driver/lib.rs:1556
Dec 14 18:24:25.356 INFO [stdout]   13:     0x562b581d05a0 - <F as alloc::boxed::FnBox<A>>::call_box::h7655e33ec4e73ffe
Dec 14 18:24:25.356 INFO [stdout]                                at src/librustdoc/test.rs:650
Dec 14 18:24:25.356 INFO [stdout]                                at /rustc/aa49d8ef14939ddec0e34b346b60174a5673d48f/src/liballoc/boxed.rs:673
Dec 14 18:24:25.356 INFO [stdout]   14:     0x7f8d366ade12 - <F as alloc::boxed::FnBox<A>>::call_box::h44030fd31218bed2
Dec 14 18:24:25.356 INFO [stdout]                                at src/libtest/lib.rs:1476
Dec 14 18:24:25.356 INFO [stdout]                                at /rustc/aa49d8ef14939ddec0e34b346b60174a5673d48f/src/liballoc/boxed.rs:673
Dec 14 18:24:25.356 INFO [stdout]   15:     0x7f8d35061669 - __rust_maybe_catch_panic
Dec 14 18:24:25.356 INFO [stdout]                                at src/libpanic_unwind/lib.rs:102
Dec 14 18:24:25.356 INFO [stdout]   16:     0x7f8d366cc407 - test::run_test::run_test_inner::{{closure}}::hfbfe4a58c0ebb01b
Dec 14 18:24:25.356 INFO [stdout]                                at /rustc/aa49d8ef14939ddec0e34b346b60174a5673d48f/src/libstd/panicking.rs:285
Dec 14 18:24:25.356 INFO [stdout]                                at /rustc/aa49d8ef14939ddec0e34b346b60174a5673d48f/src/libstd/panic.rs:398
Dec 14 18:24:25.356 INFO [stdout]                                at src/libtest/lib.rs:1438
Dec 14 18:24:25.356 INFO [stdout]   17:     0x7f8d366a6314 - std::sys_common::backtrace::__rust_begin_short_backtrace::hd1f0cf202092f8d7
Dec 14 18:24:25.356 INFO [stdout]                                at /rustc/aa49d8ef14939ddec0e34b346b60174a5673d48f/src/libstd/sys_common/backtrace.rs:136
Dec 14 18:24:25.356 INFO [stdout]   18:     0x7f8d366a6904 - std::panicking::try::do_call::h5e99f92fbf448cf6
Dec 14 18:24:25.356 INFO [stdout]                                at /rustc/aa49d8ef14939ddec0e34b346b60174a5673d48f/src/libstd/thread/mod.rs:479
Dec 14 18:24:25.356 INFO [stdout]                                at /rustc/aa49d8ef14939ddec0e34b346b60174a5673d48f/src/libstd/panic.rs:319
Dec 14 18:24:25.356 INFO [stdout]                                at /rustc/aa49d8ef14939ddec0e34b346b60174a5673d48f/src/libstd/panicking.rs:306
Dec 14 18:24:25.356 INFO [stdout]   19:     0x7f8d35061669 - __rust_maybe_catch_panic
Dec 14 18:24:25.356 INFO [stdout]                                at src/libpanic_unwind/lib.rs:102
Dec 14 18:24:25.356 INFO [stdout]   20:     0x7f8d366adfcc - <F as alloc::boxed::FnBox<A>>::call_box::h8ae063aff93ccdb6
Dec 14 18:24:25.356 INFO [stdout]                                at /rustc/aa49d8ef14939ddec0e34b346b60174a5673d48f/src/libstd/panicking.rs:285
Dec 14 18:24:25.356 INFO [stdout]                                at /rustc/aa49d8ef14939ddec0e34b346b60174a5673d48f/src/libstd/panic.rs:398
Dec 14 18:24:25.356 INFO [stdout]                                at /rustc/aa49d8ef14939ddec0e34b346b60174a5673d48f/src/libstd/thread/mod.rs:478
Dec 14 18:24:25.356 INFO [stdout]                                at /rustc/aa49d8ef14939ddec0e34b346b60174a5673d48f/src/liballoc/boxed.rs:673
Dec 14 18:24:25.356 INFO [stdout]   21:     0x7f8d35054b0d - std::sys::unix::thread::Thread::new::thread_start::h42c32b292fdd228f
Dec 14 18:24:25.356 INFO [stdout]                                at /rustc/aa49d8ef14939ddec0e34b346b60174a5673d48f/src/liballoc/boxed.rs:683
Dec 14 18:24:25.356 INFO [stdout]                                at src/libstd/sys_common/thread.rs:24
Dec 14 18:24:25.356 INFO [stdout]                                at src/libstd/sys/unix/thread.rs:91
Dec 14 18:24:25.356 INFO [stdout]   22:     0x7f8d34dc86b9 - start_thread
Dec 14 18:24:25.356 INFO [stdout]   23:     0x7f8d346e041c - clone
Dec 14 18:24:25.356 INFO [stdout]   24:                0x0 - <unknown>
Dec 14 18:24:25.356 INFO [stdout] query stack during panic:
Dec 14 18:24:25.356 INFO [stdout] end of query stack
Dec 14 18:24:25.356 INFO [stdout] 
Dec 14 18:24:25.356 INFO [stdout] 
Dec 14 18:24:25.356 INFO [stdout] failures:
Dec 14 18:24:25.356 INFO [stdout]     src/lib.rs -  (line 10)
Dec 14 18:24:25.356 INFO [stdout] 
Dec 14 18:24:25.356 INFO [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out
Dec 14 18:24:25.356 INFO [stdout] 
Dec 14 18:24:25.365 INFO [stderr] error: test failed, to rerun pass '--doc'
Dec 14 18:24:25.366 INFO [stderr] su: No module specific data is present
Dec 14 18:24:26.099 INFO running `"docker" "inspect" "a5c1466a5635a915f4cfd0ddd1546936996fa952d6e68a12c1f976878a7cedd3"`
Dec 14 18:24:26.455 INFO running `"docker" "rm" "-f" "a5c1466a5635a915f4cfd0ddd1546936996fa952d6e68a12c1f976878a7cedd3"`
Dec 14 18:24:26.814 INFO [stdout] a5c1466a5635a915f4cfd0ddd1546936996fa952d6e68a12c1f976878a7cedd3