[INFO] crate evcxr 0.3.5 is already in cache
[INFO] extracting crate evcxr 0.3.5 into work/ex/beta-1.38-1/sources/1.37.0/reg/evcxr/0.3.5
[INFO] extracting crate evcxr 0.3.5 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/evcxr/0.3.5
[INFO] validating manifest of evcxr-0.3.5 on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of evcxr-0.3.5 on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing evcxr-0.3.5
[INFO] finished frobbing evcxr-0.3.5
[INFO] frobbed toml for evcxr-0.3.5 written to work/ex/beta-1.38-1/sources/1.37.0/reg/evcxr/0.3.5/Cargo.toml
[INFO] started frobbing evcxr-0.3.5
[INFO] finished frobbing evcxr-0.3.5
[INFO] frobbed toml for evcxr-0.3.5 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/evcxr/0.3.5/Cargo.toml
[INFO] crate evcxr-0.3.5 already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing evcxr-0.3.5 against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/evcxr/0.3.5:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 54c12b3b2d64c26eda20f5ac7ce62ef4cd235317a0e5c2105328af7315f54516
[INFO] running `"docker" "start" "-a" "54c12b3b2d64c26eda20f5ac7ce62ef4cd235317a0e5c2105328af7315f54516"`
[INFO] [stderr]    Compiling libc v0.2.58
[INFO] [stderr]    Compiling autocfg v0.1.4
[INFO] [stderr]    Compiling cc v1.0.37
[INFO] [stderr]    Compiling memchr v2.2.0
[INFO] [stderr]    Compiling rand_core v0.4.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.27
[INFO] [stderr]    Compiling rustc-demangle v0.1.15
[INFO] [stderr]    Compiling ucd-util v0.1.3
[INFO] [stderr]    Compiling regex v1.1.2
[INFO] [stderr]    Compiling utf8-ranges v1.0.3
[INFO] [stderr]    Compiling json v0.11.13
[INFO] [stderr]    Compiling regex-syntax v0.6.7
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling backtrace v0.3.30
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling quote v0.6.12
[INFO] [stderr]    Compiling aho-corasick v0.6.10
[INFO] [stderr]    Compiling syn v0.15.27
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling sig v1.0.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.28
[INFO] [stderr]    Compiling libloading v0.5.0
[INFO] [stderr]    Compiling tempfile v3.0.7
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]    Compiling evcxr v0.3.5 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 05s
[INFO] running `"docker" "inspect" "54c12b3b2d64c26eda20f5ac7ce62ef4cd235317a0e5c2105328af7315f54516"`
[INFO] running `"docker" "rm" "-f" "54c12b3b2d64c26eda20f5ac7ce62ef4cd235317a0e5c2105328af7315f54516"`
[INFO] [stdout] 54c12b3b2d64c26eda20f5ac7ce62ef4cd235317a0e5c2105328af7315f54516
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/evcxr/0.3.5:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] 1e4bfc1f05d13541d3e5fd94933c0cb60dfade927ad02efa1fb957e813954e9b
[INFO] running `"docker" "start" "-a" "1e4bfc1f05d13541d3e5fd94933c0cb60dfade927ad02efa1fb957e813954e9b"`
[INFO] [stderr]    Compiling evcxr v0.3.5 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.21s
[INFO] running `"docker" "inspect" "1e4bfc1f05d13541d3e5fd94933c0cb60dfade927ad02efa1fb957e813954e9b"`
[INFO] running `"docker" "rm" "-f" "1e4bfc1f05d13541d3e5fd94933c0cb60dfade927ad02efa1fb957e813954e9b"`
[INFO] [stdout] 1e4bfc1f05d13541d3e5fd94933c0cb60dfade927ad02efa1fb957e813954e9b
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/evcxr/0.3.5:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] c619da17df73eda0001ddf83616a87a0b1cc03a6893c8019f19c7bc1bdc23c2d
[INFO] running `"docker" "start" "-a" "c619da17df73eda0001ddf83616a87a0b1cc03a6893c8019f19c7bc1bdc23c2d"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/evcxr-2a338473233c1da1
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test idents::tests::destructure_tuple ... ok
[INFO] [stdout] test code_block::test::basic_usage ... ok
[INFO] [stdout] test cargo_metadata::tests::test_library_names_from_metadata ... ok
[INFO] [stdout] test idents::tests::simple_variable ... ok
[INFO] [stdout] test statement_splitter::test::else_statements ... ok
[INFO] [stdout] test idents::tests::destructure_tuple_struct ... ok
[INFO] [stdout] test idents::tests::destructure_struct ... ok
[INFO] [stdout] test statement_splitter::test::multiple_lines ... ok
[INFO] [stdout] test statement_splitter::test::single_line ... ok
[INFO] [stdout] test statement_splitter::test::statement_ends_with_brace ... ok
[INFO] [stdout] test crate_config::tests::make_paths_absolute ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/testing_runtime-977ce7caacff4ed9
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/integration_tests-ea08f20c9aae8ed0
[INFO] [stdout] 
[INFO] [stdout] running 19 tests
[INFO] [stdout] test multiple_identical_use_statements ... ok
[INFO] [stdout] test error_from_macro_expansion ... ok
[INFO] [stdout] test continue_execution_after_bad_use_statement ... ok
[INFO] [stdout] test non_concrete_types ... ok
[INFO] [stdout] test define_then_call_function ... ok
[INFO] [stdout] test abort_and_restart ... test abort_and_restart has been running for over 60 seconds
[INFO] [stdout] test moved_value ... test moved_value has been running for over 60 seconds
[INFO] [stdout] test function_panics ... test function_panics has been running for over 60 seconds
[INFO] [stdout] test printing ... ok
[INFO] [stdout] test moved_value ... ok
[INFO] [stdout] test single_statement ... ok
[INFO] [stdout] test rc_refcell_etc ... test rc_refcell_etc has been running for over 60 seconds
[INFO] [stdout] test redefine_type_reference_old_var ... test redefine_type_reference_old_var has been running for over 60 seconds
[INFO] [stdout] test function_panics ... ok
[INFO] [stdout] test save_and_restore_variables ... test save_and_restore_variables has been running for over 60 seconds
[INFO] [stdout] test statement_and_expression ... ok
[INFO] [stdout] test abort_and_restart ... ok
[INFO] [stderr] thread 'main' panicked at 'cannot access stdout during shutdown', src/libcore/option.rs:1166:5
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0: backtrace::backtrace::libunwind::trace
[INFO] [stderr]              at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/libunwind.rs:88
[INFO] [stderr]    1: backtrace::backtrace::trace_unsynchronized
[INFO] [stderr]              at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/mod.rs:66
[INFO] [stderr]    2: std::sys_common::backtrace::_print
[INFO] [stderr]              at src/libstd/sys_common/backtrace.rs:47
[INFO] [stderr]    3: std::sys_common::backtrace::print
[INFO] [stderr]              at src/libstd/sys_common/backtrace.rs:36
[INFO] [stderr]    4: std::panicking::default_hook::{{closure}}
[INFO] [stderr]              at src/libstd/panicking.rs:200
[INFO] [stderr]    5: std::panicking::default_hook
[INFO] [stderr]              at src/libstd/panicking.rs:214
[INFO] [stderr]    6: std::panicking::rust_panic_with_hook
[INFO] [stderr]              at src/libstd/panicking.rs:477
[INFO] [stderr]    7: std::panicking::continue_panic_fmt
[INFO] [stderr]              at src/libstd/panicking.rs:384
[INFO] [stderr]    8: rust_begin_unwind
[INFO] [stderr]              at src/libstd/panicking.rs:311
[INFO] [stderr]    9: core::panicking::panic_fmt
[INFO] [stderr]              at src/libcore/panicking.rs:85
[INFO] [stderr]   10: core::option::expect_failed
[INFO] [stderr]              at src/libcore/option.rs:1166
[INFO] [stderr]   11: core::option::Option<T>::expect
[INFO] [stderr]              at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/option.rs:345
[INFO] [stderr]   12: std::io::stdio::stdout
[INFO] [stderr]              at src/libstd/io/stdio.rs:470
[INFO] [stderr]   13: std::io::stdio::print_to::{{closure}}
[INFO] [stderr]              at src/libstd/io/stdio.rs:786
[INFO] [stderr]   14: std::thread::local::LocalKey<T>::try_with
[INFO] [stderr]              at src/libstd/thread/local.rs:262
[INFO] [stderr]   15: std::io::stdio::print_to
[INFO] [stderr]              at src/libstd/io/stdio.rs:780
[INFO] [stderr]   16: std::io::stdio::_print
[INFO] [stderr]              at src/libstd/io/stdio.rs:802
[INFO] [stderr]   17: <unknown>
[INFO] [stderr]   18: __call_tls_dtors
[INFO] [stderr]   19: <unknown>
[INFO] [stderr]   20: exit
[INFO] [stderr]   21: std::sys::unix::os::exit
[INFO] [stderr]              at src/libstd/sys/unix/os.rs:554
[INFO] [stderr]   22: std::process::exit
[INFO] [stderr]              at src/libstd/process.rs:1514
[INFO] [stderr]   23: evcxr::runtime::Runtime::run_loop
[INFO] [stderr]              at src/runtime.rs:65
[INFO] [stderr]   24: evcxr::runtime::runtime_hook
[INFO] [stderr]              at src/runtime.rs:29
[INFO] [stderr]   25: testing_runtime::main
[INFO] [stderr]              at src/bin/testing_runtime.rs:18
[INFO] [stderr]   26: std::rt::lang_start::{{closure}}
[INFO] [stderr]              at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/rt.rs:64
[INFO] [stderr]   27: std::rt::lang_start_internal::{{closure}}
[INFO] [stderr]              at src/libstd/rt.rs:49
[INFO] [stderr]   28: std::panicking::try::do_call
[INFO] [stderr]              at src/libstd/panicking.rs:296
[INFO] [stderr]   29: __rust_maybe_catch_panic
[INFO] [stderr]              at src/libpanic_unwind/lib.rs:80
[INFO] [stderr]   30: std::panicking::try
[INFO] [stderr]              at src/libstd/panicking.rs:275
[INFO] [stderr]   31: std::panic::catch_unwind
[INFO] [stderr]              at src/libstd/panic.rs:394
[INFO] [stderr]   32: std::rt::lang_start_internal
[INFO] [stderr]              at src/libstd/rt.rs:48
[INFO] [stderr]   33: std::rt::lang_start
[INFO] [stderr]              at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/rt.rs:64
[INFO] [stderr]   34: main
[INFO] [stderr]   35: __libc_start_main
[INFO] [stderr]   36: _start
[INFO] [stderr] note: Some details are omitted, run with `RUST_BACKTRACE=full` for a verbose backtrace.
[INFO] [stderr] Illegal instruction.
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0: evcxr::runtime::Runtime::install_crash_handlers::segfault_handler::h265b2cc8f3be792f (0x55d5a107c173)
[INFO] [stderr]              at src/runtime.rs:107
[INFO] [stderr]    1: <unknown> (0x7f98ae4be0e0)
[INFO] [stderr]    2: <unknown> (0x7f98ad9f0c33)
[INFO] [stderr]    3: __call_tls_dtors (0x7f98adf2ceaf)
[INFO] [stderr]    4: <unknown> (0x7f98adf2c977)
[INFO] [stderr]    5: exit (0x7f98adf2c99a)
[INFO] [stderr]    6: std::sys::unix::os::exit::hf26685b7c395f0cb (0x55d5a12ae267)
[INFO] [stderr]              at src/libstd/sys/unix/os.rs:554
[INFO] [stderr]    7: std::process::exit::hb6dfd869169f0f19 (0x55d5a12a96bf)
[INFO] [stderr]              at src/libstd/process.rs:1514
[INFO] [stderr]    8: evcxr::runtime::Runtime::run_loop::h1137d2583393c971 (0x55d5a107b610)
[INFO] [stderr]              at src/runtime.rs:65
[INFO] [stderr]    9: evcxr::runtime::runtime_hook::h74cfbd47c9972315 (0x55d5a107b12d)
[INFO] [stderr]              at src/runtime.rs:29
[INFO] [stderr]   10: testing_runtime::main::hfe30eae230cf4acb (0x55d5a107a40a)
[INFO] [stderr]              at src/bin/testing_runtime.rs:18
[INFO] [stderr]   11: std::rt::lang_start::{{closure}}::h7ca456bc0c63f813 (0x55d5a107a620)
[INFO] [stderr]              at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/rt.rs:64
[INFO] [stderr]   12: std::rt::lang_start_internal::{{closure}}::hf367a5a6ae52b0ce (0x55d5a12ac863)
[INFO] [stderr]              at src/libstd/rt.rs:49
[INFO] [stderr]       std::panicking::try::do_call::h9d779bc5e27e3284
[INFO] [stderr]              at src/libstd/panicking.rs:296
[INFO] [stderr]   13: __rust_maybe_catch_panic (0x55d5a12aed6a)
[INFO] [stderr]              at src/libpanic_unwind/lib.rs:80
[INFO] [stderr]   14: std::panicking::try::h4af22d9cb0afa351 (0x55d5a12ad36d)
[INFO] [stderr]              at src/libstd/panicking.rs:275
[INFO] [stderr]       std::panic::catch_unwind::hbb68a9ada87bfb97
[INFO] [stderr]              at src/libstd/panic.rs:394
[INFO] [stderr]       std::rt::lang_start_internal::hba9e09d74440ce4d
[INFO] [stderr]              at src/libstd/rt.rs:48
[INFO] [stderr]   15: std::rt::lang_start::h3c65d2598b787809 (0x55d5a107a5f9)
[INFO] [stderr]              at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/rt.rs:64
[INFO] [stderr]   16: main (0x55d5a107a47a)
[INFO] [stderr]   17: __libc_start_main (0x7f98adf172e1)
[INFO] [stderr]   18: _start (0x55d5a107a2fa)
[INFO] [stderr]   19: <unknown> (0x0)
[INFO] [stdout] test tls_implementing_drop ... ok
[INFO] [stdout] test save_and_restore_variables ... ok
[INFO] [stdout] test redefine_type_reference_old_var ... ok
[INFO] [stdout] test unnamable_type_closure ... ok
[INFO] [stdout] test unnamable_type_impl_trait ... ok
[INFO] [stdout] test struct_type_inference ... test struct_type_inference has been running for over 60 seconds
[INFO] [stdout] test variable_assignment_compile_fail_then_use_statement ... ok
[INFO] [stdout] test rc_refcell_etc ... ok
[INFO] [stdout] test struct_type_inference ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 19 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests evcxr
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "c619da17df73eda0001ddf83616a87a0b1cc03a6893c8019f19c7bc1bdc23c2d"`
[INFO] running `"docker" "rm" "-f" "c619da17df73eda0001ddf83616a87a0b1cc03a6893c8019f19c7bc1bdc23c2d"`
[INFO] [stdout] c619da17df73eda0001ddf83616a87a0b1cc03a6893c8019f19c7bc1bdc23c2d