Dec 14 19:44:29.370 INFO testing simple-xml-builder-1.0.0 against master#bd47d6825bf4090517549d33cfef10d3300b4a75 for pr-56550
Dec 14 19:44:29.370 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-7/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-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 19:44:29.556 INFO [stdout] 26a9d9cd92ae110ef19d5092809a1ea7d98135eeb95e968aeecbb27fee717775
Dec 14 19:44:29.560 INFO running `"docker" "start" "-a" "26a9d9cd92ae110ef19d5092809a1ea7d98135eeb95e968aeecbb27fee717775"`
Dec 14 19:44:29.993 INFO [stderr] usermod: no changes
Dec 14 19:44:30.043 INFO [stderr]    Compiling simple-xml-builder v1.0.0 (/source)
Dec 14 19:44:31.123 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.09s
Dec 14 19:44:31.123 INFO [stderr] su: No module specific data is present
Dec 14 19:44:31.350 INFO running `"docker" "inspect" "26a9d9cd92ae110ef19d5092809a1ea7d98135eeb95e968aeecbb27fee717775"`
Dec 14 19:44:31.469 INFO running `"docker" "rm" "-f" "26a9d9cd92ae110ef19d5092809a1ea7d98135eeb95e968aeecbb27fee717775"`
Dec 14 19:44:31.529 INFO [stdout] 26a9d9cd92ae110ef19d5092809a1ea7d98135eeb95e968aeecbb27fee717775
Dec 14 19:44:31.531 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-7/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-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 19:44:31.712 INFO [stdout] e55ed654c0864e06a2d7dee661f3f6cde1d603600f63324483488d1b25fd84fa
Dec 14 19:44:31.716 INFO running `"docker" "start" "-a" "e55ed654c0864e06a2d7dee661f3f6cde1d603600f63324483488d1b25fd84fa"`
Dec 14 19:44:32.177 INFO [stderr] usermod: no changes
Dec 14 19:44:32.206 INFO [stderr]    Compiling simple-xml-builder v1.0.0 (/source)
Dec 14 19:44:33.375 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.17s
Dec 14 19:44:33.375 INFO [stderr] su: No module specific data is present
Dec 14 19:44:33.624 INFO running `"docker" "inspect" "e55ed654c0864e06a2d7dee661f3f6cde1d603600f63324483488d1b25fd84fa"`
Dec 14 19:44:33.844 INFO running `"docker" "rm" "-f" "e55ed654c0864e06a2d7dee661f3f6cde1d603600f63324483488d1b25fd84fa"`
Dec 14 19:44:33.997 INFO [stdout] e55ed654c0864e06a2d7dee661f3f6cde1d603600f63324483488d1b25fd84fa
Dec 14 19:44:34.003 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-7/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-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 19:44:34.269 INFO [stdout] 7ff8be9a7366b049a259b95d7acbdb9ecab2c7fc64d06b30b6400b3940c1d0b5
Dec 14 19:44:34.271 INFO running `"docker" "start" "-a" "7ff8be9a7366b049a259b95d7acbdb9ecab2c7fc64d06b30b6400b3940c1d0b5"`
Dec 14 19:44:34.871 INFO [stderr] usermod: no changes
Dec 14 19:44:34.909 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
Dec 14 19:44:34.911 INFO [stderr]      Running /target/debug/deps/simple_xml_builder-8ee036187510a961
Dec 14 19:44:34.914 INFO [stdout] 
Dec 14 19:44:34.914 INFO [stdout] running 3 tests
Dec 14 19:44:34.914 INFO [stdout] test tests::write_xml ... ok
Dec 14 19:44:34.979 INFO [stdout] test tests::add_text_to_parent_element ... ok
Dec 14 19:44:34.979 INFO [stdout] test tests::add_child_to_text_element ... ok
Dec 14 19:44:34.979 INFO [stdout] 
Dec 14 19:44:34.979 INFO [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 14 19:44:34.979 INFO [stdout] 
Dec 14 19:44:34.979 INFO [stderr]    Doc-tests simple-xml-builder
Dec 14 19:44:35.823 INFO [stdout] 
Dec 14 19:44:35.823 INFO [stdout] running 1 test
Dec 14 19:44:37.143 INFO [stdout] test src/lib.rs -  (line 15) ... FAILED
Dec 14 19:44:37.143 INFO [stdout] 
Dec 14 19:44:37.143 INFO [stdout] failures:
Dec 14 19:44:37.143 INFO [stdout] 
Dec 14 19:44:37.143 INFO [stdout] ---- src/lib.rs -  (line 15) stdout ----
Dec 14 19:44:37.143 INFO [stdout] thread 'src/lib.rs -  (line 15)' panicked at 'test executable failed:
Dec 14 19:44:37.143 INFO [stdout] 
Dec 14 19:44:37.143 INFO [stdout] Error: Os { code: 30, kind: Other, message: "Read-only file system" }
Dec 14 19:44:37.143 INFO [stdout] 
Dec 14 19:44:37.143 INFO [stdout] ', src/librustdoc/test.rs:361:17
Dec 14 19:44:37.143 INFO [stdout] stack backtrace:
Dec 14 19:44:37.143 INFO [stdout]    0:     0x7f949689af43 - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::heb4d4d98bcf46d90
Dec 14 19:44:37.143 INFO [stdout]                                at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:49
Dec 14 19:44:37.143 INFO [stdout]    1:     0x7f9496891fa8 - std::sys_common::backtrace::_print::h919420b22c2473e3
Dec 14 19:44:37.143 INFO [stdout]                                at src/libstd/sys_common/backtrace.rs:71
Dec 14 19:44:37.143 INFO [stdout]    2:     0x7f9496897222 - std::panicking::default_hook::{{closure}}::h22d4ac021acb88d5
Dec 14 19:44:37.143 INFO [stdout]                                at src/libstd/sys_common/backtrace.rs:59
Dec 14 19:44:37.143 INFO [stdout]                                at src/libstd/panicking.rs:210
Dec 14 19:44:37.143 INFO [stdout]    3:     0x7f9496896f17 - std::panicking::default_hook::h1134a4d34aab4428
Dec 14 19:44:37.143 INFO [stdout]                                at src/libstd/panicking.rs:218
Dec 14 19:44:37.143 INFO [stdout]    4:     0x7f9498aa1681 - rustc::util::common::panic_hook::h5f1ef819f65e49ce
Dec 14 19:44:37.143 INFO [stdout]    5:     0x7f9496897a09 - std::panicking::rust_panic_with_hook::h9c89557c251f2d42
Dec 14 19:44:37.143 INFO [stdout]                                at src/libstd/panicking.rs:491
Dec 14 19:44:37.143 INFO [stdout]    6:     0x7f94968974b1 - std::panicking::continue_panic_fmt::h6b63497ce98499d4
Dec 14 19:44:37.143 INFO [stdout]                                at src/libstd/panicking.rs:394
Dec 14 19:44:37.143 INFO [stdout]    7:     0x7f94968973fe - std::panicking::begin_panic_fmt::h33c12d7eb9e26fea
Dec 14 19:44:37.143 INFO [stdout]                                at src/libstd/panicking.rs:349
Dec 14 19:44:37.143 INFO [stdout]    8:     0x55b103d71dd0 - <rustdoc::test::Collector as rustdoc::test::Tester>::add_test::{{closure}}::{{closure}}::{{closure}}::h03844441a87ed622
Dec 14 19:44:37.143 INFO [stdout]                                at src/librustdoc/test.rs:361
Dec 14 19:44:37.143 INFO [stdout]                                at src/librustdoc/test.rs:653
Dec 14 19:44:37.143 INFO [stdout]    9:     0x55b103d2e398 - <scoped_tls::ScopedKey<T>>::set::ha4da892a47d9254a
Dec 14 19:44:37.143 INFO [stdout]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/scoped-tls-0.1.2/src/lib.rs:155
Dec 14 19:44:37.143 INFO [stdout]                                at /rustc/bd47d6825bf4090517549d33cfef10d3300b4a75/src/libsyntax/lib.rs:123
Dec 14 19:44:37.143 INFO [stdout]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/scoped-tls-0.1.2/src/lib.rs:155
Dec 14 19:44:37.143 INFO [stdout]   10:     0x55b103c6653f - syntax::with_globals::hd5f80a8e81630563
Dec 14 19:44:37.143 INFO [stdout]                                at /rustc/bd47d6825bf4090517549d33cfef10d3300b4a75/src/libsyntax/lib.rs:122
Dec 14 19:44:37.143 INFO [stdout]   11:     0x55b103bfbd24 - std::panicking::try::do_call::haa456735219e3377
Dec 14 19:44:37.143 INFO [stdout]                                at src/librustdoc/test.rs:650
Dec 14 19:44:37.143 INFO [stdout]                                at /rustc/bd47d6825bf4090517549d33cfef10d3300b4a75/src/libstd/panic.rs:319
Dec 14 19:44:37.143 INFO [stdout]                                at /rustc/bd47d6825bf4090517549d33cfef10d3300b4a75/src/libstd/panicking.rs:306
Dec 14 19:44:37.143 INFO [stdout]   12:     0x7f94968b4649 - __rust_maybe_catch_panic
Dec 14 19:44:37.143 INFO [stdout]                                at src/libpanic_unwind/lib.rs:102
Dec 14 19:44:37.143 INFO [stdout]   13:     0x55b103c50e49 - rustc_driver::in_named_rustc_thread::he2bcf78be8ab5538
Dec 14 19:44:37.143 INFO [stdout]                                at /rustc/bd47d6825bf4090517549d33cfef10d3300b4a75/src/libstd/panicking.rs:285
Dec 14 19:44:37.143 INFO [stdout]                                at /rustc/bd47d6825bf4090517549d33cfef10d3300b4a75/src/libstd/panic.rs:398
Dec 14 19:44:37.143 INFO [stdout]                                at /rustc/bd47d6825bf4090517549d33cfef10d3300b4a75/src/librustc_driver/lib.rs:1556
Dec 14 19:44:37.143 INFO [stdout]   14:     0x55b103d47140 - <F as alloc::boxed::FnBox<A>>::call_box::h418f2961326e63a6
Dec 14 19:44:37.143 INFO [stdout]                                at src/librustdoc/test.rs:650
Dec 14 19:44:37.143 INFO [stdout]                                at /rustc/bd47d6825bf4090517549d33cfef10d3300b4a75/src/liballoc/boxed.rs:673
Dec 14 19:44:37.143 INFO [stdout]   15:     0x7f9497f03102 - <F as alloc::boxed::FnBox<A>>::call_box::hb274b5baa0755876
Dec 14 19:44:37.143 INFO [stdout]                                at src/libtest/lib.rs:1476
Dec 14 19:44:37.143 INFO [stdout]                                at /rustc/bd47d6825bf4090517549d33cfef10d3300b4a75/src/liballoc/boxed.rs:673
Dec 14 19:44:37.143 INFO [stdout]   16:     0x7f94968b4649 - __rust_maybe_catch_panic
Dec 14 19:44:37.143 INFO [stdout]                                at src/libpanic_unwind/lib.rs:102
Dec 14 19:44:37.143 INFO [stdout]   17:     0x7f9497f21427 - test::run_test::run_test_inner::{{closure}}::h5f14673685eef7c8
Dec 14 19:44:37.143 INFO [stdout]                                at /rustc/bd47d6825bf4090517549d33cfef10d3300b4a75/src/libstd/panicking.rs:285
Dec 14 19:44:37.143 INFO [stdout]                                at /rustc/bd47d6825bf4090517549d33cfef10d3300b4a75/src/libstd/panic.rs:398
Dec 14 19:44:37.143 INFO [stdout]                                at src/libtest/lib.rs:1438
Dec 14 19:44:37.143 INFO [stdout]   18:     0x7f9497efb334 - std::sys_common::backtrace::__rust_begin_short_backtrace::h96de92a7d062bb5f
Dec 14 19:44:37.143 INFO [stdout]                                at /rustc/bd47d6825bf4090517549d33cfef10d3300b4a75/src/libstd/sys_common/backtrace.rs:136
Dec 14 19:44:37.143 INFO [stdout]   19:     0x7f9497efb9a4 - std::panicking::try::do_call::h6a71e68ea4ad0d8a
Dec 14 19:44:37.143 INFO [stdout]                                at /rustc/bd47d6825bf4090517549d33cfef10d3300b4a75/src/libstd/thread/mod.rs:479
Dec 14 19:44:37.143 INFO [stdout]                                at /rustc/bd47d6825bf4090517549d33cfef10d3300b4a75/src/libstd/panic.rs:319
Dec 14 19:44:37.143 INFO [stdout]                                at /rustc/bd47d6825bf4090517549d33cfef10d3300b4a75/src/libstd/panicking.rs:306
Dec 14 19:44:37.143 INFO [stdout]   20:     0x7f94968b4649 - __rust_maybe_catch_panic
Dec 14 19:44:37.143 INFO [stdout]                                at src/libpanic_unwind/lib.rs:102
Dec 14 19:44:37.143 INFO [stdout]   21:     0x7f9497f02e4c - <F as alloc::boxed::FnBox<A>>::call_box::h260fd1ad8e2854a6
Dec 14 19:44:37.143 INFO [stdout]                                at /rustc/bd47d6825bf4090517549d33cfef10d3300b4a75/src/libstd/panicking.rs:285
Dec 14 19:44:37.143 INFO [stdout]                                at /rustc/bd47d6825bf4090517549d33cfef10d3300b4a75/src/libstd/panic.rs:398
Dec 14 19:44:37.143 INFO [stdout]                                at /rustc/bd47d6825bf4090517549d33cfef10d3300b4a75/src/libstd/thread/mod.rs:478
Dec 14 19:44:37.143 INFO [stdout]                                at /rustc/bd47d6825bf4090517549d33cfef10d3300b4a75/src/liballoc/boxed.rs:673
Dec 14 19:44:37.143 INFO [stdout]   22:     0x7f94968a7aed - std::sys::unix::thread::Thread::new::thread_start::h08aa646226e66c99
Dec 14 19:44:37.143 INFO [stdout]                                at /rustc/bd47d6825bf4090517549d33cfef10d3300b4a75/src/liballoc/boxed.rs:683
Dec 14 19:44:37.143 INFO [stdout]                                at src/libstd/sys_common/thread.rs:24
Dec 14 19:44:37.143 INFO [stdout]                                at src/libstd/sys/unix/thread.rs:91
Dec 14 19:44:37.143 INFO [stdout]   23:     0x7f949661b6b9 - start_thread
Dec 14 19:44:37.143 INFO [stdout]   24:     0x7f9495f3341c - clone
Dec 14 19:44:37.143 INFO [stdout]   25:                0x0 - <unknown>
Dec 14 19:44:37.143 INFO [stdout] query stack during panic:
Dec 14 19:44:37.143 INFO [stdout] end of query stack
Dec 14 19:44:37.143 INFO [stdout] 
Dec 14 19:44:37.143 INFO [stdout] 
Dec 14 19:44:37.143 INFO [stdout] failures:
Dec 14 19:44:37.143 INFO [stdout]     src/lib.rs -  (line 15)
Dec 14 19:44:37.144 INFO [stdout] 
Dec 14 19:44:37.144 INFO [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out
Dec 14 19:44:37.144 INFO [stdout] 
Dec 14 19:44:37.152 INFO [stderr] error: test failed, to rerun pass '--doc'
Dec 14 19:44:37.154 INFO [stderr] su: No module specific data is present
Dec 14 19:44:37.516 INFO running `"docker" "inspect" "7ff8be9a7366b049a259b95d7acbdb9ecab2c7fc64d06b30b6400b3940c1d0b5"`
Dec 14 19:44:37.621 INFO running `"docker" "rm" "-f" "7ff8be9a7366b049a259b95d7acbdb9ecab2c7fc64d06b30b6400b3940c1d0b5"`
Dec 14 19:44:37.716 INFO [stdout] 7ff8be9a7366b049a259b95d7acbdb9ecab2c7fc64d06b30b6400b3940c1d0b5