[INFO] fetching crate safer-ffi 0.0.5...
[INFO] testing safer-ffi-0.0.5 against beta-2020-10-09 for beta-1.48-1
[INFO] extracting crate safer-ffi 0.0.5 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate safer-ffi 0.0.5 on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-8/source/.cargo/config
[INFO] started tweaking crates.io crate safer-ffi 0.0.5
[INFO] finished tweaking crates.io crate safer-ffi 0.0.5
[INFO] tweaked toml for crates.io crate safer-ffi 0.0.5 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 80d47c2700ac0adcbbccfa00a249fc27ce5b0edeeac120e6ead2cbe365a01e4f
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "80d47c2700ac0adcbbccfa00a249fc27ce5b0edeeac120e6ead2cbe365a01e4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "80d47c2700ac0adcbbccfa00a249fc27ce5b0edeeac120e6ead2cbe365a01e4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "80d47c2700ac0adcbbccfa00a249fc27ce5b0edeeac120e6ead2cbe365a01e4f", kill_on_drop: false }`
[INFO] [stdout] 80d47c2700ac0adcbbccfa00a249fc27ce5b0edeeac120e6ead2cbe365a01e4f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d8d0256df05d78159d783e826c37aa14a6ea4b75e42d3a7d53d3fee454458bd9
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "d8d0256df05d78159d783e826c37aa14a6ea4b75e42d3a7d53d3fee454458bd9", kill_on_drop: false }`
[INFO] [stderr]    Compiling mini_paste-proc_macro v0.1.11
[INFO] [stderr]    Compiling safer_ffi-proc_macro v0.0.5
[INFO] [stderr]    Compiling mini_paste v0.1.11
[INFO] [stderr]    Compiling safer-ffi v0.0.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.39s
[INFO] running `Command { std: "docker" "inspect" "d8d0256df05d78159d783e826c37aa14a6ea4b75e42d3a7d53d3fee454458bd9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8d0256df05d78159d783e826c37aa14a6ea4b75e42d3a7d53d3fee454458bd9", kill_on_drop: false }`
[INFO] [stdout] d8d0256df05d78159d783e826c37aa14a6ea4b75e42d3a7d53d3fee454458bd9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5cb4aa05d8e93be59eafa15db2bcc140e520d5b188ed960bd6b992090c864e5e
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "5cb4aa05d8e93be59eafa15db2bcc140e520d5b188ed960bd6b992090c864e5e", kill_on_drop: false }`
[INFO] [stderr]    Compiling macro_rules_attribute-proc_macro v0.0.1
[INFO] [stderr]    Compiling macro_rules_attribute v0.0.1
[INFO] [stderr]    Compiling safer-ffi v0.0.5 (/opt/rustwide/workdir)
[INFO] [stderr] thread 'rustc' panicked at 'Expected module, found DefId(20:196)', compiler/rustc_metadata/src/rmeta/decoder.rs:1198:13
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x7fb605769410 - std::backtrace_rs::backtrace::libunwind::trace::h7cf3ca97bd83fbab
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/../../backtrace/src/backtrace/libunwind.rs:96
[INFO] [stderr]    1:     0x7fb605769410 - std::backtrace_rs::backtrace::trace_unsynchronized::h5a69c674b2d9ea5c
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/../../backtrace/src/backtrace/mod.rs:66
[INFO] [stderr]    2:     0x7fb605769410 - std::sys_common::backtrace::_print_fmt::hdf72478dfcb50678
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/sys_common/backtrace.rs:79
[INFO] [stderr]    3:     0x7fb605769410 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h1e0bdbb35e83deca
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/sys_common/backtrace.rs:58
[INFO] [stderr]    4:     0x7fb6057d75cc - core::fmt::write::he67f9b17bcb7ee73
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/core/src/fmt/mod.rs:1080
[INFO] [stderr]    5:     0x7fb60575b072 - std::io::Write::write_fmt::hac97d5cb5753e2ec
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/io/mod.rs:1516
[INFO] [stderr]    6:     0x7fb60576e18d - std::sys_common::backtrace::_print::haa20918e28a126c5
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/sys_common/backtrace.rs:61
[INFO] [stderr]    7:     0x7fb60576e18d - std::sys_common::backtrace::print::h49e772a4873d9076
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/sys_common/backtrace.rs:48
[INFO] [stderr]    8:     0x7fb60576e18d - std::panicking::default_hook::{{closure}}::hb218b305d15e3f11
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:208
[INFO] [stderr]    9:     0x7fb60576de38 - std::panicking::default_hook::h63997b7b949e1ce0
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:227
[INFO] [stderr]   10:     0x7fb605ff70b4 - rustc_driver::report_ice::h5b9fb8474972c25e
[INFO] [stderr]   11:     0x7fb5f8e9a4c6 - <alloc::boxed::Box<F> as core::ops::function::Fn<A>>::call::hde9b08a2621d5dac
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/alloc/src/boxed.rs:1056
[INFO] [stderr]   12:     0x7fb5f8e9db9b - proc_macro::bridge::client::<impl proc_macro::bridge::Bridge>::enter::{{closure}}::{{closure}}::h30651fcd4010f7a3
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/proc_macro/src/bridge/client.rs:320
[INFO] [stderr]   13:     0x7fb60576e9d6 - std::panicking::rust_panic_with_hook::hb54f09ccadf64bd3
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:581
[INFO] [stderr]   14:     0x7fb60576e559 - std::panicking::begin_panic_handler::{{closure}}::h8b43445b254eeb30
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:484
[INFO] [stderr]   15:     0x7fb60576989c - std::sys_common::backtrace::__rust_end_short_backtrace::hacd691450edfeae0
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/sys_common/backtrace.rs:153
[INFO] [stderr]   16:     0x7fb60576e519 - rust_begin_unwind
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:483
[INFO] [stderr]   17:     0x7fb60576e4cb - std::panicking::begin_panic_fmt::hef75366dd3a9de61
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:437
[INFO] [stderr]   18:     0x7fb607ee5f6b - rustc_metadata::rmeta::decoder::cstore_impl::<impl rustc_metadata::creader::CStore>::module_expansion_untracked::h6b6750ddc5e4ccfb
[INFO] [stderr]   19:     0x7fb606efcc02 - rustc_resolve::build_reduced_graph::<impl rustc_resolve::Resolver>::get_module::h12504f7954206f00
[INFO] [stderr]   20:     0x7fb606efcbb1 - rustc_resolve::build_reduced_graph::<impl rustc_resolve::Resolver>::get_module::h12504f7954206f00
[INFO] [stderr]   21:     0x7fb606efd00a - rustc_resolve::build_reduced_graph::<impl rustc_resolve::Resolver>::macro_def_scope::h10fd7a3462475edf
[INFO] [stderr]   22:     0x7fb606f0e80c - rustc_resolve::macros::<impl rustc_expand::base::ResolverExpand for rustc_resolve::Resolver>::resolve_macro_invocation::h7dd43ff21bd1b805
[INFO] [stderr]   23:     0x7fb6080df2fb - rustc_expand::expand::MacroExpander::fully_expand_fragment::h27d4dec90326a9c6
[INFO] [stderr]   24:     0x7fb6080de736 - rustc_expand::expand::MacroExpander::expand_crate::h3c9eca3e3551513b
[INFO] [stderr]   25:     0x7fb60623eb2b - rustc_session::utils::<impl rustc_session::session::Session>::time::h937bfb31abbcb93c
[INFO] [stderr]   26:     0x7fb60627f668 - rustc_interface::passes::configure_and_expand_inner::h87f13a314c36db7e
[INFO] [stderr]   27:     0x7fb6061c46b5 - rustc_interface::passes::configure_and_expand::{{closure}}::h77efd84661f51c70
[INFO] [stderr]   28:     0x7fb6061b355f - rustc_data_structures::box_region::PinnedGenerator<I,A,R>::new::h2898854e42d72c21
[INFO] [stderr]   29:     0x7fb60627e8c6 - rustc_interface::passes::configure_and_expand::h1222dfa6f8a5ba9c
[INFO] [stderr]   30:     0x7fb6062ad1cb - rustc_interface::queries::Queries::expansion::h56a2424654654f0b
[INFO] [stderr]   31:     0x7fb606045309 - rustc_interface::queries::<impl rustc_interface::interface::Compiler>::enter::had791f63f727c367
[INFO] [stderr]   32:     0x7fb60601aa67 - rustc_span::with_source_map::h755817392b17a216
[INFO] [stderr]   33:     0x7fb606041ac1 - scoped_tls::ScopedKey<T>::set::he59500e39ec4abad
[INFO] [stderr]   34:     0x7fb606048e21 - std::sys_common::backtrace::__rust_begin_short_backtrace::hd47de080afaa24c1
[INFO] [stderr]   35:     0x7fb605fc3f4e - core::ops::function::FnOnce::call_once{{vtable.shim}}::hd9b6798a9391b23c
[INFO] [stderr]   36:     0x7fb60577d70a - <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::hd4d30e37db281e8f
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/alloc/src/boxed.rs:1042
[INFO] [stderr]   37:     0x7fb60577d70a - <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::h019185a215ba16e4
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/alloc/src/boxed.rs:1042
[INFO] [stderr]   38:     0x7fb60577d70a - std::sys::unix::thread::Thread::new::thread_start::h33c6d7cf25f9291f
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/sys/unix/thread.rs:87
[INFO] [stderr]   39:     0x7fb605699609 - start_thread
[INFO] [stderr]   40:     0x7fb6055ba103 - clone
[INFO] [stderr]   41:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] [stderr] error: internal compiler error: unexpected panic
[INFO] [stderr] 
[INFO] [stderr] note: the compiler unexpectedly panicked. this is a bug.
[INFO] [stderr] 
[INFO] [stderr] note: we would appreciate a bug report: https://github.com/rust-lang/rust/issues/new?labels=C-bug%2C+I-ICE%2C+T-compiler&template=ice.md
[INFO] [stderr] 
[INFO] [stderr] note: rustc 1.48.0-beta.2 (212e76c31 2020-10-08) running on x86_64-unknown-linux-gnu
[INFO] [stderr] 
[INFO] [stderr] note: compiler flags: -C embed-bitcode=no -C debuginfo=2
[INFO] [stderr] 
[INFO] [stderr] note: some of the compiler flags provided by cargo are hidden
[INFO] [stderr] 
[INFO] [stderr] query stack during panic:
[INFO] [stderr] end of query stack
[INFO] [stderr] error: could not compile `safer-ffi`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "5cb4aa05d8e93be59eafa15db2bcc140e520d5b188ed960bd6b992090c864e5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5cb4aa05d8e93be59eafa15db2bcc140e520d5b188ed960bd6b992090c864e5e", kill_on_drop: false }`
[INFO] [stdout] 5cb4aa05d8e93be59eafa15db2bcc140e520d5b188ed960bd6b992090c864e5e
