Nov 18 20:50:39.822 INFO testing alloc-cortex-m-0.3.5 against try#2e026d6e5d7621634147ad4c8074f1d964dbb1be for pr-55982
Nov 18 20:50:39.822 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-4/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/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 20:50:40.036 INFO [stdout] 9c8863e29ec3fc89b6b384b31fa73bfc6cead27cee93cdf61e0e6317e18588ad
Nov 18 20:50:40.036 INFO running `"docker" "start" "-a" "9c8863e29ec3fc89b6b384b31fa73bfc6cead27cee93cdf61e0e6317e18588ad"`
Nov 18 20:50:40.461 INFO [stderr] usermod: no changes
Nov 18 20:50:40.499 INFO [stderr]    Compiling volatile-register v0.1.2
Nov 18 20:50:40.499 INFO [stderr]    Compiling linked_list_allocator v0.6.3
Nov 18 20:50:40.631 INFO [stderr]    Compiling cortex-m v0.1.8
Nov 18 20:50:40.878 INFO [stderr]    Compiling alloc-cortex-m v0.3.5 (/source)
Nov 18 20:50:41.060 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.58s
Nov 18 20:50:41.063 INFO [stderr] su: No module specific data is present
Nov 18 20:50:41.477 INFO running `"docker" "inspect" "9c8863e29ec3fc89b6b384b31fa73bfc6cead27cee93cdf61e0e6317e18588ad"`
Nov 18 20:50:41.618 INFO running `"docker" "rm" "-f" "9c8863e29ec3fc89b6b384b31fa73bfc6cead27cee93cdf61e0e6317e18588ad"`
Nov 18 20:50:41.935 INFO [stdout] 9c8863e29ec3fc89b6b384b31fa73bfc6cead27cee93cdf61e0e6317e18588ad
Nov 18 20:50:41.940 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-4/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/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 20:50:42.138 INFO [stdout] 49e2aae27b5367cadeb6208d3b6e54070288ecd8886b3e0b78986423933cc627
Nov 18 20:50:42.144 INFO running `"docker" "start" "-a" "49e2aae27b5367cadeb6208d3b6e54070288ecd8886b3e0b78986423933cc627"`
Nov 18 20:50:42.687 INFO [stderr] usermod: no changes
Nov 18 20:50:42.759 INFO [stderr]    Compiling alloc-cortex-m v0.3.5 (/source)
Nov 18 20:50:43.539 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.83s
Nov 18 20:50:43.539 INFO [stderr] su: No module specific data is present
Nov 18 20:50:43.858 INFO running `"docker" "inspect" "49e2aae27b5367cadeb6208d3b6e54070288ecd8886b3e0b78986423933cc627"`
Nov 18 20:50:43.980 INFO running `"docker" "rm" "-f" "49e2aae27b5367cadeb6208d3b6e54070288ecd8886b3e0b78986423933cc627"`
Nov 18 20:50:44.086 INFO [stdout] 49e2aae27b5367cadeb6208d3b6e54070288ecd8886b3e0b78986423933cc627
Nov 18 20:50:44.091 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-4/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/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 20:50:44.322 INFO [stdout] 7b939a8acc99dfb007935095ea17c3d0a23b16551058b4e4aaaa0223e746eeac
Nov 18 20:50:44.324 INFO running `"docker" "start" "-a" "7b939a8acc99dfb007935095ea17c3d0a23b16551058b4e4aaaa0223e746eeac"`
Nov 18 20:50:44.756 INFO [stderr] usermod: no changes
Nov 18 20:50:44.827 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
Nov 18 20:50:44.831 INFO [stderr]      Running /target/debug/deps/alloc_cortex_m-b3b2a3dcad1ec866
Nov 18 20:50:44.833 INFO [stdout] 
Nov 18 20:50:44.833 INFO [stdout] running 0 tests
Nov 18 20:50:44.833 INFO [stdout] 
Nov 18 20:50:44.833 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Nov 18 20:50:44.834 INFO [stdout] 
Nov 18 20:50:44.839 INFO [stderr]    Doc-tests alloc-cortex-m
Nov 18 20:50:45.207 INFO [stderr] error: no global memory allocator found but one is required; link to std or add #[global_allocator] to a static item that implements the GlobalAlloc trait.
Nov 18 20:50:45.208 INFO [stdout] 
Nov 18 20:50:45.208 INFO [stderr] 
Nov 18 20:50:45.208 INFO [stdout] running 1 test
Nov 18 20:50:46.615 INFO [stdout] test src/lib.rs -  (line 5) ... FAILED
Nov 18 20:50:46.615 INFO [stdout] 
Nov 18 20:50:46.615 INFO [stdout] failures:
Nov 18 20:50:46.615 INFO [stdout] 
Nov 18 20:50:46.615 INFO [stdout] ---- src/lib.rs -  (line 5) stdout ----
Nov 18 20:50:46.615 INFO [stdout] error[E0463]: can't find crate for `rt`
Nov 18 20:50:46.615 INFO [stdout]   --> src/lib.rs:14:1
Nov 18 20:50:46.615 INFO [stdout]    |
Nov 18 20:50:46.615 INFO [stdout] 10 | extern crate cortex_m_rt as rt; // v0.5.x
Nov 18 20:50:46.615 INFO [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate
Nov 18 20:50:46.615 INFO [stdout] 
Nov 18 20:50:46.615 INFO [stdout] thread 'src/lib.rs -  (line 5)' panicked at 'couldn't compile the test', librustdoc/test.rs:323:13
Nov 18 20:50:46.615 INFO [stdout] stack backtrace:
Nov 18 20:50:46.615 INFO [stdout]    0:     0x7ff44ed10a83 - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::h26df0f6fdb27c709
Nov 18 20:50:46.615 INFO [stdout]                                at libstd/sys/unix/backtrace/tracing/gcc_s.rs:49
Nov 18 20:50:46.615 INFO [stdout]    1:     0x7ff44ed082a8 - std::sys_common::backtrace::_print::h84c40fecda6d638e
Nov 18 20:50:46.615 INFO [stdout]                                at libstd/sys_common/backtrace.rs:71
Nov 18 20:50:46.615 INFO [stdout]    2:     0x7ff44ed0d454 - std::panicking::default_hook::{{closure}}::h77e370c0567fc0a7
Nov 18 20:50:46.615 INFO [stdout]                                at libstd/sys_common/backtrace.rs:59
Nov 18 20:50:46.615 INFO [stdout]                                at libstd/panicking.rs:211
Nov 18 20:50:46.615 INFO [stdout]    3:     0x7ff44ed0d13c - std::panicking::default_hook::hb9a45c11a33bbcb2
Nov 18 20:50:46.615 INFO [stdout]                                at libstd/panicking.rs:221
Nov 18 20:50:46.615 INFO [stdout]    4:     0x7ff450e5f6d1 - rustc::util::common::panic_hook::h102faf9876448695
Nov 18 20:50:46.615 INFO [stdout]    5:     0x7ff44ed0dc39 - std::panicking::rust_panic_with_hook::ha8d95048d940f754
Nov 18 20:50:46.615 INFO [stdout]                                at libstd/panicking.rs:480
Nov 18 20:50:46.615 INFO [stdout]    6:     0x56407f2791c7 - std::panicking::begin_panic::hc3027e90fc910a38
Nov 18 20:50:46.615 INFO [stdout]                                at /rustc/2e026d6e5d7621634147ad4c8074f1d964dbb1be/src/libstd/panicking.rs:410
Nov 18 20:50:46.615 INFO [stdout]    7:     0x56407f43ec55 - rustdoc::test::run_test::h3a69135895ffb56a
Nov 18 20:50:46.615 INFO [stdout]                                at librustdoc/test.rs:323
Nov 18 20:50:46.615 INFO [stdout]    8:     0x56407f311eee - <scoped_tls::ScopedKey<T>>::set::hc4facc4870e509b6
Nov 18 20:50:46.615 INFO [stdout]                                at librustdoc/test.rs:654
Nov 18 20:50:46.615 INFO [stdout]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/scoped-tls-0.1.2/src/lib.rs:155
Nov 18 20:50:46.615 INFO [stdout]                                at /rustc/2e026d6e5d7621634147ad4c8074f1d964dbb1be/src/libsyntax/lib.rs:124
Nov 18 20:50:46.615 INFO [stdout]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/scoped-tls-0.1.2/src/lib.rs:155
Nov 18 20:50:46.615 INFO [stdout]    9:     0x56407f2f0d51 - syntax::with_globals::h6744305bcb163a73
Nov 18 20:50:46.615 INFO [stdout]                                at /rustc/2e026d6e5d7621634147ad4c8074f1d964dbb1be/src/libsyntax/lib.rs:123
Nov 18 20:50:46.615 INFO [stdout]   10:     0x56407f27940b - std::panicking::try::do_call::h82ccb7efab0bea3e
Nov 18 20:50:46.615 INFO [stdout]                                at librustdoc/test.rs:651
Nov 18 20:50:46.615 INFO [stdout]                                at /rustc/2e026d6e5d7621634147ad4c8074f1d964dbb1be/src/libstd/panic.rs:319
Nov 18 20:50:46.615 INFO [stdout]                                at /rustc/2e026d6e5d7621634147ad4c8074f1d964dbb1be/src/libstd/panicking.rs:310
Nov 18 20:50:46.615 INFO [stdout]   11:     0x7ff44ed2b019 - __rust_maybe_catch_panic
Nov 18 20:50:46.615 INFO [stdout]                                at libpanic_unwind/lib.rs:102
Nov 18 20:50:46.615 INFO [stdout]   12:     0x56407f30a8d9 - rustc_driver::in_named_rustc_thread::hf9918f7965f714e8
Nov 18 20:50:46.615 INFO [stdout]                                at /rustc/2e026d6e5d7621634147ad4c8074f1d964dbb1be/src/libstd/panicking.rs:289
Nov 18 20:50:46.615 INFO [stdout]                                at /rustc/2e026d6e5d7621634147ad4c8074f1d964dbb1be/src/libstd/panic.rs:398
Nov 18 20:50:46.615 INFO [stdout]                                at /rustc/2e026d6e5d7621634147ad4c8074f1d964dbb1be/src/librustc_driver/lib.rs:1554
Nov 18 20:50:46.615 INFO [stdout]   13:     0x56407f413270 - <F as alloc::boxed::FnBox<A>>::call_box::h692f6b13f40e7377
Nov 18 20:50:46.615 INFO [stdout]                                at librustdoc/test.rs:651
Nov 18 20:50:46.615 INFO [stdout]                                at /rustc/2e026d6e5d7621634147ad4c8074f1d964dbb1be/src/liballoc/boxed.rs:673
Nov 18 20:50:46.615 INFO [stdout]   14:     0x7ff450341b32 - <F as alloc::boxed::FnBox<A>>::call_box::hd23e96f38fbd7505
Nov 18 20:50:46.615 INFO [stdout]                                at libtest/lib.rs:1464
Nov 18 20:50:46.615 INFO [stdout]                                at /rustc/2e026d6e5d7621634147ad4c8074f1d964dbb1be/src/liballoc/boxed.rs:673
Nov 18 20:50:46.615 INFO [stdout]   15:     0x7ff44ed2b019 - __rust_maybe_catch_panic
Nov 18 20:50:46.615 INFO [stdout]                                at libpanic_unwind/lib.rs:102
Nov 18 20:50:46.615 INFO [stdout]   16:     0x7ff450339453 - std::sys_common::backtrace::__rust_begin_short_backtrace::hd0ded23d435d70d0
Nov 18 20:50:46.615 INFO [stdout]                                at /rustc/2e026d6e5d7621634147ad4c8074f1d964dbb1be/src/libstd/panicking.rs:289
Nov 18 20:50:46.616 INFO [stdout]                                at /rustc/2e026d6e5d7621634147ad4c8074f1d964dbb1be/src/libstd/panic.rs:398
Nov 18 20:50:46.616 INFO [stdout]                                at libtest/lib.rs:1426
Nov 18 20:50:46.616 INFO [stdout]                                at /rustc/2e026d6e5d7621634147ad4c8074f1d964dbb1be/src/libstd/sys_common/backtrace.rs:136
Nov 18 20:50:46.616 INFO [stdout]   17:     0x7ff45033a2f4 - std::panicking::try::do_call::h031514fb401b7159
Nov 18 20:50:46.616 INFO [stdout]                                at /rustc/2e026d6e5d7621634147ad4c8074f1d964dbb1be/src/libstd/thread/mod.rs:477
Nov 18 20:50:46.616 INFO [stdout]                                at /rustc/2e026d6e5d7621634147ad4c8074f1d964dbb1be/src/libstd/panic.rs:319
Nov 18 20:50:46.616 INFO [stdout]                                at /rustc/2e026d6e5d7621634147ad4c8074f1d964dbb1be/src/libstd/panicking.rs:310
Nov 18 20:50:46.616 INFO [stdout]   18:     0x7ff44ed2b019 - __rust_maybe_catch_panic
Nov 18 20:50:46.616 INFO [stdout]                                at libpanic_unwind/lib.rs:102
Nov 18 20:50:46.616 INFO [stdout]   19:     0x7ff4503419cc - <F as alloc::boxed::FnBox<A>>::call_box::h44700b7a2ec6fd33
Nov 18 20:50:46.616 INFO [stdout]                                at /rustc/2e026d6e5d7621634147ad4c8074f1d964dbb1be/src/libstd/panicking.rs:289
Nov 18 20:50:46.616 INFO [stdout]                                at /rustc/2e026d6e5d7621634147ad4c8074f1d964dbb1be/src/libstd/panic.rs:398
Nov 18 20:50:46.616 INFO [stdout]                                at /rustc/2e026d6e5d7621634147ad4c8074f1d964dbb1be/src/libstd/thread/mod.rs:476
Nov 18 20:50:46.616 INFO [stdout]                                at /rustc/2e026d6e5d7621634147ad4c8074f1d964dbb1be/src/liballoc/boxed.rs:673
Nov 18 20:50:46.616 INFO [stdout]   20:     0x7ff44ed1dafd - std::sys::unix::thread::Thread::new::thread_start::h8526625243d2f13b
Nov 18 20:50:46.616 INFO [stdout]                                at /rustc/2e026d6e5d7621634147ad4c8074f1d964dbb1be/src/liballoc/boxed.rs:683
Nov 18 20:50:46.616 INFO [stdout]                                at libstd/sys_common/thread.rs:24
Nov 18 20:50:46.616 INFO [stdout]                                at libstd/sys/unix/thread.rs:90
Nov 18 20:50:46.616 INFO [stdout]   21:     0x7ff44ea906b9 - start_thread
Nov 18 20:50:46.616 INFO [stdout]   22:     0x7ff44e3a841c - clone
Nov 18 20:50:46.616 INFO [stdout]   23:                0x0 - <unknown>
Nov 18 20:50:46.616 INFO [stdout] query stack during panic:
Nov 18 20:50:46.616 INFO [stdout] end of query stack
Nov 18 20:50:46.616 INFO [stdout] 
Nov 18 20:50:46.616 INFO [stdout] 
Nov 18 20:50:46.616 INFO [stdout] failures:
Nov 18 20:50:46.616 INFO [stdout]     src/lib.rs -  (line 5)
Nov 18 20:50:46.616 INFO [stdout] 
Nov 18 20:50:46.616 INFO [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out
Nov 18 20:50:46.616 INFO [stdout] 
Nov 18 20:50:46.627 INFO [stderr] error: test failed, to rerun pass '--doc'
Nov 18 20:50:46.629 INFO [stderr] su: No module specific data is present
Nov 18 20:50:47.171 INFO running `"docker" "inspect" "7b939a8acc99dfb007935095ea17c3d0a23b16551058b4e4aaaa0223e746eeac"`
Nov 18 20:50:47.296 INFO running `"docker" "rm" "-f" "7b939a8acc99dfb007935095ea17c3d0a23b16551058b4e4aaaa0223e746eeac"`
Nov 18 20:50:47.400 INFO [stdout] 7b939a8acc99dfb007935095ea17c3d0a23b16551058b4e4aaaa0223e746eeac