[INFO] fetching crate safer-ffi 0.0.5...
[INFO] testing safer-ffi-0.0.5 against 1.47.0 for beta-1.48-1
[INFO] extracting crate safer-ffi 0.0.5 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate safer-ffi 0.0.5 on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-6/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-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded mini_paste-proc_macro v0.1.11
[INFO] [stderr]   Downloaded macro_rules_attribute-proc_macro v0.0.1
[INFO] [stderr]   Downloaded macro_rules_attribute v0.0.1
[INFO] [stderr]   Downloaded safer_ffi-proc_macro v0.0.5
[INFO] [stderr]   Downloaded mini_paste v0.1.11
[INFO] [stderr]   Downloaded require_unsafe_in_body v0.2.1
[INFO] [stderr]   Downloaded uninit v0.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9d938492e17e26894f418a7dd28a279c50e1894e9233f736c02751b3c5b73539
[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" "9d938492e17e26894f418a7dd28a279c50e1894e9233f736c02751b3c5b73539", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9d938492e17e26894f418a7dd28a279c50e1894e9233f736c02751b3c5b73539", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d938492e17e26894f418a7dd28a279c50e1894e9233f736c02751b3c5b73539", kill_on_drop: false }`
[INFO] [stdout] 9d938492e17e26894f418a7dd28a279c50e1894e9233f736c02751b3c5b73539
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+1.47.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a0567d4cf0041cdecddfa5e896f5bd33ccb83f28c027cfc46aca032ea205beee
[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" "a0567d4cf0041cdecddfa5e896f5bd33ccb83f28c027cfc46aca032ea205beee", 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 5.10s
[INFO] running `Command { std: "docker" "inspect" "a0567d4cf0041cdecddfa5e896f5bd33ccb83f28c027cfc46aca032ea205beee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0567d4cf0041cdecddfa5e896f5bd33ccb83f28c027cfc46aca032ea205beee", kill_on_drop: false }`
[INFO] [stdout] a0567d4cf0041cdecddfa5e896f5bd33ccb83f28c027cfc46aca032ea205beee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+1.47.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fc4e77b73587e4bbf1c2a2019db67d52b2d64acbca86b583651d6c4caf37ef9a
[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" "fc4e77b73587e4bbf1c2a2019db67d52b2d64acbca86b583651d6c4caf37ef9a", 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)', src/librustc_metadata/rmeta/decoder.rs:1178:13
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x7fd3fb3a3540 - std::backtrace_rs::backtrace::libunwind::trace::h577ea05e9ca4629a
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/../../backtrace/src/backtrace/libunwind.rs:96
[INFO] [stderr]    1:     0x7fd3fb3a3540 - std::backtrace_rs::backtrace::trace_unsynchronized::h50b9b72b84c7dd56
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/../../backtrace/src/backtrace/mod.rs:66
[INFO] [stderr]    2:     0x7fd3fb3a3540 - std::sys_common::backtrace::_print_fmt::h6541cf9823837fac
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/sys_common/backtrace.rs:79
[INFO] [stderr]    3:     0x7fd3fb3a3540 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hf64fbff071026df5
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/sys_common/backtrace.rs:58
[INFO] [stderr]    4:     0x7fd3fb411f4c - core::fmt::write::h9ddafa4860d8adff
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/core/src/fmt/mod.rs:1082
[INFO] [stderr]    5:     0x7fd3fb395867 - std::io::Write::write_fmt::h1d2ee292d2b65481
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/io/mod.rs:1514
[INFO] [stderr]    6:     0x7fd3fb3a8200 - std::sys_common::backtrace::_print::ha25f9ff5080d886d
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/sys_common/backtrace.rs:61
[INFO] [stderr]    7:     0x7fd3fb3a8200 - std::sys_common::backtrace::print::h213e8aa8dc5405c0
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/sys_common/backtrace.rs:48
[INFO] [stderr]    8:     0x7fd3fb3a8200 - std::panicking::default_hook::{{closure}}::h6482fae49ef9d963
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:200
[INFO] [stderr]    9:     0x7fd3fb3a7f4c - std::panicking::default_hook::he30ad7589e0970f9
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:219
[INFO] [stderr]   10:     0x7fd3fc007e59 - rustc_driver::report_ice::h5dabcbd2624000fb
[INFO] [stderr]   11:     0x7fd3f4729046 - <alloc::boxed::Box<F> as core::ops::function::Fn<A>>::call::hf5310e7bf94b4268
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/alloc/src/boxed.rs:1056
[INFO] [stderr]   12:     0x7fd3f472b9b5 - proc_macro::bridge::client::<impl proc_macro::bridge::Bridge>::enter::{{closure}}::{{closure}}::h6664c383dba4e3cb
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/proc_macro/src/bridge/client.rs:319
[INFO] [stderr]   13:     0x7fd3fb3a89a8 - std::panicking::rust_panic_with_hook::haa1ed36ada4ffb03
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:573
[INFO] [stderr]   14:     0x7fd3fb3a8559 - std::panicking::begin_panic_handler::{{closure}}::h7001af1bb21aeaeb
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:476
[INFO] [stderr]   15:     0x7fd3fb3a39cc - std::sys_common::backtrace::__rust_end_short_backtrace::h39910f557f5f2367
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/sys_common/backtrace.rs:153
[INFO] [stderr]   16:     0x7fd3fb3a8519 - rust_begin_unwind
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:475
[INFO] [stderr]   17:     0x7fd3fb3a84cb - std::panicking::begin_panic_fmt::hc1b1320af38b7e12
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:429
[INFO] [stderr]   18:     0x7fd3ffed433a - rustc_metadata::rmeta::decoder::cstore_impl::<impl rustc_metadata::creader::CStore>::module_expansion_untracked::h18381ed9273eba89
[INFO] [stderr]   19:     0x7fd3fefd025d - rustc_resolve::build_reduced_graph::<impl rustc_resolve::Resolver>::get_module::he770eb401f8e6021
[INFO] [stderr]   20:     0x7fd3fefd020c - rustc_resolve::build_reduced_graph::<impl rustc_resolve::Resolver>::get_module::he770eb401f8e6021
[INFO] [stderr]   21:     0x7fd3fefd0676 - rustc_resolve::build_reduced_graph::<impl rustc_resolve::Resolver>::macro_def_scope::h42b22df09b0baa6f
[INFO] [stderr]   22:     0x7fd3fefe359a - rustc_resolve::macros::<impl rustc_expand::base::ResolverExpand for rustc_resolve::Resolver>::resolve_macro_invocation::h754bf91c40bfcbf9
[INFO] [stderr]   23:     0x7fd4000bc5e1 - rustc_expand::expand::MacroExpander::fully_expand_fragment::h80d7f33d8c730416
[INFO] [stderr]   24:     0x7fd4000bba50 - rustc_expand::expand::MacroExpander::expand_crate::h05086322299b6712
[INFO] [stderr]   25:     0x7fd3fc315e9f - rustc_session::utils::<impl rustc_session::session::Session>::time::ha38598b767e453a8
[INFO] [stderr]   26:     0x7fd3fc361684 - rustc_interface::passes::configure_and_expand_inner::h5ccd0d89fd8b1f55
[INFO] [stderr]   27:     0x7fd3fc33e6c9 - rustc_interface::passes::configure_and_expand::{{closure}}::ha14289f0b140cfdb
[INFO] [stderr]   28:     0x7fd3fc318ecf - rustc_data_structures::box_region::PinnedGenerator<I,A,R>::new::h826d61a63d7320ce
[INFO] [stderr]   29:     0x7fd3fc360965 - rustc_interface::passes::configure_and_expand::h79388fe965ef2129
[INFO] [stderr]   30:     0x7fd3fc381f73 - rustc_interface::queries::Queries::expansion::h56d30ab93a299881
[INFO] [stderr]   31:     0x7fd3fc02b887 - rustc_interface::queries::<impl rustc_interface::interface::Compiler>::enter::h36e3889d2dd335ca
[INFO] [stderr]   32:     0x7fd3fbfbff27 - rustc_span::with_source_map::h917ff6a1ba310be6
[INFO] [stderr]   33:     0x7fd3fc02d513 - rustc_interface::interface::create_compiler_and_run::h66fad517fe94cf9c
[INFO] [stderr]   34:     0x7fd3fc00b9fa - scoped_tls::ScopedKey<T>::set::h6552d51750c417dd
[INFO] [stderr]   35:     0x7fd3fc020957 - std::sys_common::backtrace::__rust_begin_short_backtrace::h9be1ba637b3b1d4f
[INFO] [stderr]   36:     0x7fd3fbfa9dae - core::ops::function::FnOnce::call_once{{vtable.shim}}::h35e090da7a3676a1
[INFO] [stderr]   37:     0x7fd3fb3b7f5a - <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::h670c50864ac2cb92
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/alloc/src/boxed.rs:1042
[INFO] [stderr]   38:     0x7fd3fb3b7f5a - <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::h2511952749086d81
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/alloc/src/boxed.rs:1042
[INFO] [stderr]   39:     0x7fd3fb3b7f5a - std::sys::unix::thread::Thread::new::thread_start::h5ad4ddffe24373a8
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/sys/unix/thread.rs:87
[INFO] [stderr]   40:     0x7fd3fb2c4609 - start_thread
[INFO] [stderr]   41:     0x7fd3fb1e9103 - clone
[INFO] [stderr]   42:                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 1.47.0 (18bf6b4f0 2020-10-07) 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" "fc4e77b73587e4bbf1c2a2019db67d52b2d64acbca86b583651d6c4caf37ef9a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc4e77b73587e4bbf1c2a2019db67d52b2d64acbca86b583651d6c4caf37ef9a", kill_on_drop: false }`
[INFO] [stdout] fc4e77b73587e4bbf1c2a2019db67d52b2d64acbca86b583651d6c4caf37ef9a
