[INFO] fetching crate safer-ffi 0.0.5... [INFO] checking safer-ffi-0.0.5 against try#ffa4a0215752773248fb0f0a8092f1c3e7907e9e for pr-75585 [INFO] extracting crate safer-ffi 0.0.5 into /workspace/builds/worker-13/source [INFO] validating manifest of crates.io crate safer-ffi 0.0.5 on toolchain ffa4a0215752773248fb0f0a8092f1c3e7907e9e [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] removed /workspace/builds/worker-13/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-13/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded safer_ffi-proc_macro v0.0.5 [INFO] [stderr] Downloaded mini_paste 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 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-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 0fea43e8660c3ec5f4850c74f84dcb76051cfe87bec5a4b27f361c055d075911 [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" "0fea43e8660c3ec5f4850c74f84dcb76051cfe87bec5a4b27f361c055d075911", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0fea43e8660c3ec5f4850c74f84dcb76051cfe87bec5a4b27f361c055d075911", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0fea43e8660c3ec5f4850c74f84dcb76051cfe87bec5a4b27f361c055d075911", kill_on_drop: false }` [INFO] [stdout] 0fea43e8660c3ec5f4850c74f84dcb76051cfe87bec5a4b27f361c055d075911 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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=forbid" "-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" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] fb397192ee1b222bb5d6418c3153fcb99416f8a5148fe8b7c7a5f2238756a3e6 [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" "fb397192ee1b222bb5d6418c3153fcb99416f8a5148fe8b7c7a5f2238756a3e6", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.76 [INFO] [stderr] Compiling mini_paste-proc_macro v0.1.11 [INFO] [stderr] Compiling macro_rules_attribute-proc_macro v0.0.1 [INFO] [stderr] Compiling safer_ffi-proc_macro v0.0.5 [INFO] [stderr] Checking mini_paste v0.1.11 [INFO] [stderr] Checking macro_rules_attribute v0.0.1 [INFO] [stderr] Checking 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:1182:13 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x7f1984507230 - std::backtrace_rs::backtrace::libunwind::trace::ha1eabb142084ea37 [INFO] [stderr] at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/std/src/../../backtrace/src/backtrace/libunwind.rs:96 [INFO] [stderr] 1: 0x7f1984507230 - std::backtrace_rs::backtrace::trace_unsynchronized::hbb8825661d997281 [INFO] [stderr] at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/std/src/../../backtrace/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x7f1984507230 - std::sys_common::backtrace::_print_fmt::h26d850e2f7183914 [INFO] [stderr] at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/std/src/sys_common/backtrace.rs:79 [INFO] [stderr] 3: 0x7f1984507230 - ::fmt::h3834b06f68a2b012 [INFO] [stderr] at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/std/src/sys_common/backtrace.rs:58 [INFO] [stderr] 4: 0x7f198457711c - core::fmt::write::h3a043650ba7bf668 [INFO] [stderr] at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/core/src/fmt/mod.rs:1117 [INFO] [stderr] 5: 0x7f19844f9e25 - std::io::Write::write_fmt::h9c0c8944a1898139 [INFO] [stderr] at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/std/src/io/mod.rs:1510 [INFO] [stderr] 6: 0x7f198450bd00 - std::sys_common::backtrace::_print::h693c0c2cc41d4d10 [INFO] [stderr] at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/std/src/sys_common/backtrace.rs:61 [INFO] [stderr] 7: 0x7f198450bd00 - std::sys_common::backtrace::print::h213be73e5670b8ea [INFO] [stderr] at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/std/src/sys_common/backtrace.rs:48 [INFO] [stderr] 8: 0x7f198450bd00 - std::panicking::default_hook::{{closure}}::h2d49a3361cc4e7ea [INFO] [stderr] at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/std/src/panicking.rs:200 [INFO] [stderr] 9: 0x7f198450ba4c - std::panicking::default_hook::hd41fbdeba93207ba [INFO] [stderr] at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/std/src/panicking.rs:219 [INFO] [stderr] 10: 0x7f1984d9f179 - rustc_driver::report_ice::he3f4ee9b37091a36 [INFO] [stderr] 11: 0x7f1978d64a46 - as core::ops::function::Fn>::call::hed33ecbaacdf01e1 [INFO] [stderr] at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/alloc/src/boxed.rs:1039 [INFO] [stderr] 12: 0x7f1978d65835 - proc_macro::bridge::client::::enter::{{closure}}::{{closure}}::h8403b14d069eb400 [INFO] [stderr] at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/proc_macro/src/bridge/client.rs:319 [INFO] [stderr] 13: 0x7f198450c498 - std::panicking::rust_panic_with_hook::hcab398664b4bd473 [INFO] [stderr] at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/std/src/panicking.rs:573 [INFO] [stderr] 14: 0x7f198450c049 - std::panicking::begin_panic_handler::{{closure}}::h7512c6f2998ba93d [INFO] [stderr] at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/std/src/panicking.rs:476 [INFO] [stderr] 15: 0x7f198450769c - std::sys_common::backtrace::__rust_end_short_backtrace::h1a25d7e7e1864d3d [INFO] [stderr] at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/std/src/sys_common/backtrace.rs:153 [INFO] [stderr] 16: 0x7f198450c009 - rust_begin_unwind [INFO] [stderr] at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/std/src/panicking.rs:475 [INFO] [stderr] 17: 0x7f198450bfbb - std::panicking::begin_panic_fmt::h8af3eb0f50edc2d0 [INFO] [stderr] at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/std/src/panicking.rs:429 [INFO] [stderr] 18: 0x7f1986c4afca - rustc_metadata::rmeta::decoder::cstore_impl::::module_expansion_untracked::h53f2021bdfbe397a [INFO] [stderr] 19: 0x7f1985d11e35 - rustc_resolve::build_reduced_graph::::get_module::h4f07ed60d61a721a [INFO] [stderr] 20: 0x7f1985d11de4 - rustc_resolve::build_reduced_graph::::get_module::h4f07ed60d61a721a [INFO] [stderr] 21: 0x7f1985d12256 - rustc_resolve::build_reduced_graph::::macro_def_scope::hefd000a9609add9e [INFO] [stderr] 22: 0x7f1985d24cf7 - rustc_resolve::macros::::resolve_macro_invocation::h75cca4e0a7c45497 [INFO] [stderr] 23: 0x7f1986e0f0b7 - rustc_expand::expand::MacroExpander::fully_expand_fragment::h4d7a5547c1fdd567 [INFO] [stderr] 24: 0x7f1986e0e607 - rustc_expand::expand::MacroExpander::expand_crate::h23354f19aeff9034 [INFO] [stderr] 25: 0x7f198511a2a2 - rustc_session::utils::::time::h79305b8f52e2f749 [INFO] [stderr] 26: 0x7f1985152d14 - rustc_interface::passes::configure_and_expand_inner::hd569a15fd65391b8 [INFO] [stderr] 27: 0x7f1985143349 - rustc_interface::passes::configure_and_expand::{{closure}}::hae4c42750fb3e1bd [INFO] [stderr] 28: 0x7f198511db1f - rustc_data_structures::box_region::PinnedGenerator::new::h1cf739cafc07806c [INFO] [stderr] 29: 0x7f1985151fd4 - rustc_interface::passes::configure_and_expand::h690378e07e2e93e1 [INFO] [stderr] 30: 0x7f1985062093 - rustc_interface::queries::Queries::expansion::h968cf5efb32e8a08 [INFO] [stderr] 31: 0x7f1984dc2c00 - rustc_interface::queries::::enter::he8d067e5cc2e5cf3 [INFO] [stderr] 32: 0x7f1984d580b7 - rustc_span::with_source_map::hb4903a6e020779b8 [INFO] [stderr] 33: 0x7f1984dc4173 - rustc_interface::interface::create_compiler_and_run::h7cf1df49d3b886b9 [INFO] [stderr] 34: 0x7f1984da2f8a - scoped_tls::ScopedKey::set::h4355e69f8f27c5a3 [INFO] [stderr] 35: 0x7f1984db7c73 - std::sys_common::backtrace::__rust_begin_short_backtrace::h648a46294b533bfb [INFO] [stderr] 36: 0x7f1984d425ce - core::ops::function::FnOnce::call_once{{vtable.shim}}::hbcb747b579a7a881 [INFO] [stderr] 37: 0x7f198451d1fa - as core::ops::function::FnOnce>::call_once::h8a8db08de617a605 [INFO] [stderr] at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/alloc/src/boxed.rs:1025 [INFO] [stderr] 38: 0x7f198451d1fa - as core::ops::function::FnOnce>::call_once::hddfcff0ffd25c0c4 [INFO] [stderr] at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/alloc/src/boxed.rs:1025 [INFO] [stderr] 39: 0x7f198451d1fa - std::sys::unix::thread::Thread::new::thread_start::h8e648f9ee2e9cb3a [INFO] [stderr] at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/std/src/sys/unix/thread.rs:87 [INFO] [stderr] 40: 0x7f1984439609 - start_thread [INFO] [stderr] 41: 0x7f198434d103 - clone [INFO] [stderr] 42: 0x0 - [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-nightly (ffa4a0215 2020-08-16) 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] running `Command { std: "docker" "inspect" "fb397192ee1b222bb5d6418c3153fcb99416f8a5148fe8b7c7a5f2238756a3e6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fb397192ee1b222bb5d6418c3153fcb99416f8a5148fe8b7c7a5f2238756a3e6", kill_on_drop: false }` [INFO] [stdout] fb397192ee1b222bb5d6418c3153fcb99416f8a5148fe8b7c7a5f2238756a3e6