[INFO] crate abi_stable 0.8.1 is already in cache [INFO] checking abi_stable-0.8.1 against try#a243773eaf3fedcd203f10ae4579e4f106bf7ccd for pr-68325 [INFO] extracting crate abi_stable 0.8.1 into /workspace/builds/worker-4/source [INFO] validating manifest of crates.io crate abi_stable 0.8.1 on toolchain a243773eaf3fedcd203f10ae4579e4f106bf7ccd [INFO] running `"/workspace/cargo-home/bin/cargo" "+a243773eaf3fedcd203f10ae4579e4f106bf7ccd" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate abi_stable 0.8.1 [INFO] finished tweaking crates.io crate abi_stable 0.8.1 [INFO] tweaked toml for crates.io crate abi_stable 0.8.1 written to /workspace/builds/worker-4/source/Cargo.toml [INFO] running `"/workspace/cargo-home/bin/cargo" "+a243773eaf3fedcd203f10ae4579e4f106bf7ccd" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/workspace/cargo-home/bin/cargo" "+a243773eaf3fedcd203f10ae4579e4f106bf7ccd" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+a243773eaf3fedcd203f10ae4579e4f106bf7ccd" "check" "--frozen" "--all" "--all-targets"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] c75300e4abaf737bdea5b14e8d769fdba68e1f1c9ba9be0ed0c8ee64952ec37d [INFO] running `"docker" "start" "-a" "c75300e4abaf737bdea5b14e8d769fdba68e1f1c9ba9be0ed0c8ee64952ec37d"` [INFO] [stderr] Compiling memchr v2.3.0 [INFO] [stderr] Compiling pulldown-cmark v0.2.0 [INFO] [stderr] Compiling typed-arena v1.5.0 [INFO] [stderr] Checking bytecount v0.4.0 [INFO] [stderr] Checking hashbrown v0.5.0 [INFO] [stderr] Checking generational-arena v0.2.7 [INFO] [stderr] Compiling error-chain v0.12.1 [INFO] [stderr] Checking tempdir v0.3.7 [INFO] [stderr] Compiling serde v1.0.104 [INFO] [stderr] Checking serde_json v1.0.45 [INFO] [stderr] Checking semver v0.9.0 [INFO] [stderr] Checking bincode v1.2.1 [INFO] [stderr] Checking csv-core v0.1.6 [INFO] [stderr] Checking bstr v0.2.10 [INFO] [stderr] Checking csv v1.1.3 [INFO] [stderr] Checking cargo_metadata v0.6.4 [INFO] [stderr] Checking tinytemplate v1.0.3 [INFO] [stderr] Checking skeptic v0.13.4 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling core_extensions v0.1.13 [INFO] [stderr] Compiling memoffset v0.5.3 [INFO] [stderr] Compiling cast v0.2.3 [INFO] [stderr] Compiling parking_lot_core v0.6.2 [INFO] [stderr] Compiling parking_lot v0.9.0 [INFO] [stderr] Checking crossbeam-epoch v0.8.0 [INFO] [stderr] Checking criterion-plot v0.3.1 [INFO] [stderr] Checking crossbeam-deque v0.7.2 [INFO] [stderr] Compiling abi_stable_shared v0.8.0 [INFO] [stderr] Compiling as_derive_utils v0.8.1 [INFO] [stderr] Checking rayon-core v1.7.0 [INFO] [stderr] Checking rayon v1.3.0 [INFO] [stderr] Compiling abi_stable_derive v0.8.0 [INFO] [stderr] Checking criterion v0.2.11 [INFO] [stderr] Checking abi_stable v0.8.1 (/opt/rustwide/workdir) [INFO] [stderr] warning: associated type `define_this_in_the_impl_InterfaceType_macro` should have an upper camel case name [INFO] [stderr] --> src/erased_types/traits.rs:67:18 [INFO] [stderr] | [INFO] [stderr] 67 | type define_this_in_the_impl_InterfaceType_macro; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `DefineThisInTheImplInterfaceTypeMacro` [INFO] [stderr] ... [INFO] [stderr] 75 | / declare_InterfaceType!{ [INFO] [stderr] 76 | | [INFO] [stderr] 77 | | [INFO] [stderr] 78 | | /** [INFO] [stderr] ... | [INFO] [stderr] 219 | | [INFO] [stderr] 220 | | } [INFO] [stderr] | |_- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_camel_case_types)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> src/library/c_abi_testing/functions.rs:52:5 [INFO] [stderr] | [INFO] [stderr] 52 | (pair.0 as u32) [INFO] [stderr] | ^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> src/sabi_types/rsmallbox.rs:231:17 [INFO] [stderr] | [INFO] [stderr] 231 | (&mut this.inline as *mut ScratchSpace as *mut T) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> src/sabi_types/rsmallbox.rs:261:17 [INFO] [stderr] | [INFO] [stderr] 261 | (&this.inline as *const ScratchSpace as *const T) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead [INFO] [stderr] --> src/inline_storage.rs:211:13 [INFO] [stderr] | [INFO] [stderr] 211 | std::mem::uninitialized() [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: associated type `define_this_in_the_impl_InterfaceType_macro` should have an upper camel case name [INFO] [stderr] --> src/erased_types/traits.rs:67:18 [INFO] [stderr] | [INFO] [stderr] 67 | type define_this_in_the_impl_InterfaceType_macro; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `DefineThisInTheImplInterfaceTypeMacro` [INFO] [stderr] ... [INFO] [stderr] 75 | / declare_InterfaceType!{ [INFO] [stderr] 76 | | [INFO] [stderr] 77 | | [INFO] [stderr] 78 | | /** [INFO] [stderr] ... | [INFO] [stderr] 219 | | [INFO] [stderr] 220 | | } [INFO] [stderr] | |_- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_camel_case_types)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> src/library/c_abi_testing/functions.rs:52:5 [INFO] [stderr] | [INFO] [stderr] 52 | (pair.0 as u32) [INFO] [stderr] | ^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> src/sabi_types/rsmallbox.rs:231:17 [INFO] [stderr] | [INFO] [stderr] 231 | (&mut this.inline as *mut ScratchSpace as *mut T) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> src/sabi_types/rsmallbox.rs:261:17 [INFO] [stderr] | [INFO] [stderr] 261 | (&this.inline as *const ScratchSpace as *const T) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead [INFO] [stderr] --> src/inline_storage.rs:211:13 [INFO] [stderr] | [INFO] [stderr] 211 | std::mem::uninitialized() [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] error: internal compiler error: mutable allocation in constant [INFO] [stderr] --> src/abi_stability/extra_checks.rs:713:1 [INFO] [stderr] | [INFO] [stderr] 713 | #[sabi_trait] [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error: internal compiler error: mutable allocation in constant [INFO] [stderr] --> src/sabi_trait/examples.rs:77:1 [INFO] [stderr] | [INFO] [stderr] 77 | #[sabi_trait] [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error: internal compiler error: mutable allocation in constant [INFO] [stderr] --> src/sabi_trait/test_supertraits.rs:936:5 [INFO] [stderr] | [INFO] [stderr] 936 | #[sabi_trait] [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] thread 'rustc' panicked at 'no errors encountered even though `delay_span_bug` issued', src/librustc_errors/lib.rs:356:17 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x7fe01f68e404 - backtrace::backtrace::libunwind::trace::hfbeb01b07def3f05 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.40/src/backtrace/libunwind.rs:88 [INFO] [stderr] 1: 0x7fe01f68e404 - backtrace::backtrace::trace_unsynchronized::h45f2e41cc54dcd88 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.40/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x7fe01f68e404 - std::sys_common::backtrace::_print_fmt::hf5722840fcbb1187 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:77 [INFO] [stderr] 3: 0x7fe01f68e404 - ::fmt::ha9e99845bfb0ebce [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stderr] 4: 0x7fe01f6c364c - core::fmt::write::hc529a780634bfe15 [INFO] [stderr] at src/libcore/fmt/mod.rs:1052 [INFO] [stderr] 5: 0x7fe01f681647 - std::io::Write::write_fmt::hd171fdefd1d3df69 [INFO] [stderr] at src/libstd/io/mod.rs:1426 [INFO] [stderr] 6: 0x7fe01f692995 - std::sys_common::backtrace::_print::h8a5740dde9a43cd0 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stderr] 7: 0x7fe01f692995 - std::sys_common::backtrace::print::h5436dddfead7eae5 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stderr] 8: 0x7fe01f692995 - std::panicking::default_hook::{{closure}}::h3cc0af59c5ca4cc4 [INFO] [stderr] at src/libstd/panicking.rs:204 [INFO] [stderr] 9: 0x7fe01f692681 - std::panicking::default_hook::hf6b2894115daa715 [INFO] [stderr] at src/libstd/panicking.rs:224 [INFO] [stderr] 10: 0x7fe01fc40eb9 - rustc_driver::report_ice::h42484afa4fe54347 [INFO] [stderr] 11: 0x7fe0110ede58 - as core::ops::function::Fn>::call::hf0ded856565d7e92 [INFO] [stderr] at /rustc/a243773eaf3fedcd203f10ae4579e4f106bf7ccd/src/liballoc/boxed.rs:1029 [INFO] [stderr] 12: 0x7fe0111df772 - proc_macro::bridge::client::::enter::{{closure}}::{{closure}}::he5c831841d7a4593 [INFO] [stderr] at /rustc/a243773eaf3fedcd203f10ae4579e4f106bf7ccd/src/libproc_macro/bridge/client.rs:305 [INFO] [stderr] 13: 0x7fe01f6930cd - std::panicking::rust_panic_with_hook::h5bd6ca89052faee2 [INFO] [stderr] at src/libstd/panicking.rs:476 [INFO] [stderr] 14: 0x7fe021f6b86e - std::panicking::begin_panic::hccc10b3496c7a25d [INFO] [stderr] 15: 0x7fe021f9df6c - ::drop::h8a49260c3f8abb5a [INFO] [stderr] 16: 0x7fe01fc2df46 - core::ptr::drop_in_place::hfa608aac6c59ff71 [INFO] [stderr] 17: 0x7fe01fc32ae3 - as core::ops::drop::Drop>::drop::h40f2e5c2abf0865e [INFO] [stderr] 18: 0x7fe01fbf657c - core::ptr::drop_in_place::h2a027be7dd74890f [INFO] [stderr] 19: 0x7fe01fbedf50 - rustc_interface::interface::run_compiler_in_existing_thread_pool::h2e9f2d97ac7fa797 [INFO] [stderr] 20: 0x7fe01fbe41cd - scoped_tls::ScopedKey::set::hfdffa0dfa010e616 [INFO] [stderr] 21: 0x7fe01fbd9f24 - syntax::with_globals::hb09747d947e45322 [INFO] [stderr] 22: 0x7fe01fbdcf00 - std::sys_common::backtrace::__rust_begin_short_backtrace::h014e71422cf947bb [INFO] [stderr] 23: 0x7fe01f6a3b87 - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:86 [INFO] [stderr] 24: 0x7fe01fbf0969 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h97d5ba63e785a897 [INFO] [stderr] 25: 0x7fe01f672e7f - as core::ops::function::FnOnce>::call_once::h89361054a69a2075 [INFO] [stderr] at /rustc/a243773eaf3fedcd203f10ae4579e4f106bf7ccd/src/liballoc/boxed.rs:1015 [INFO] [stderr] 26: 0x7fe01f6a27a0 - as core::ops::function::FnOnce>::call_once::h2882d2f897c370a9 [INFO] [stderr] at /rustc/a243773eaf3fedcd203f10ae4579e4f106bf7ccd/src/liballoc/boxed.rs:1015 [INFO] [stderr] 27: 0x7fe01f6a27a0 - std::sys_common::thread::start_thread::h79dfb48cee8726dc [INFO] [stderr] at src/libstd/sys_common/thread.rs:13 [INFO] [stderr] 28: 0x7fe01f6a27a0 - std::sys::unix::thread::Thread::new::thread_start::hf146dbabee4dd75b [INFO] [stderr] at src/libstd/sys/unix/thread.rs:80 [INFO] [stderr] 29: 0x7fe01f40e6db - start_thread [INFO] [stderr] 30: 0x7fe01ed2b88f - __clone [INFO] [stderr] 31: 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/blob/master/CONTRIBUTING.md#bug-reports [INFO] [stderr] [INFO] [stderr] note: rustc 1.42.0-nightly (a243773ea 2020-01-24) running on x86_64-unknown-linux-gnu [INFO] [stderr] [INFO] [stderr] note: compiler flags: -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 `abi_stable`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "c75300e4abaf737bdea5b14e8d769fdba68e1f1c9ba9be0ed0c8ee64952ec37d"` [INFO] running `"docker" "rm" "-f" "c75300e4abaf737bdea5b14e8d769fdba68e1f1c9ba9be0ed0c8ee64952ec37d"` [INFO] [stdout] c75300e4abaf737bdea5b14e8d769fdba68e1f1c9ba9be0ed0c8ee64952ec37d