[INFO] crate abi_stable 0.8.1 is already in cache [INFO] checking abi_stable-0.8.1 against try#f149601db42efe10ece8b284ab681fd4a6fcb89c for pr-68766 [INFO] extracting crate abi_stable 0.8.1 into /workspace/builds/worker-2/source [INFO] validating manifest of crates.io crate abi_stable 0.8.1 on toolchain f149601db42efe10ece8b284ab681fd4a6fcb89c [INFO] running `"/workspace/cargo-home/bin/cargo" "+f149601db42efe10ece8b284ab681fd4a6fcb89c" "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-2/source/Cargo.toml [INFO] running `"/workspace/cargo-home/bin/cargo" "+f149601db42efe10ece8b284ab681fd4a6fcb89c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/workspace/cargo-home/bin/cargo" "+f149601db42efe10ece8b284ab681fd4a6fcb89c" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+f149601db42efe10ece8b284ab681fd4a6fcb89c" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 950b78996d82a62eac373322cdcee1c6d5caa96e4687df47fe9a7c3e7dfd0b9f [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `"docker" "start" "-a" "950b78996d82a62eac373322cdcee1c6d5caa96e4687df47fe9a7c3e7dfd0b9f"` [INFO] [stderr] Compiling memchr v2.3.0 [INFO] [stderr] Compiling rayon-core v1.7.0 [INFO] [stderr] Checking remove_dir_all v0.5.2 [INFO] [stderr] Compiling typed-arena v1.5.0 [INFO] [stderr] Checking glob v0.2.11 [INFO] [stderr] Checking bytecount v0.4.0 [INFO] [stderr] Checking hashbrown v0.5.0 [INFO] [stderr] Checking generational-arena v0.2.7 [INFO] [stderr] Checking itertools v0.8.2 [INFO] [stderr] Checking regex-automata v0.1.8 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Checking rand_xoshiro v0.1.0 [INFO] [stderr] Checking pulldown-cmark v0.2.0 [INFO] [stderr] Checking crossbeam-queue v0.2.1 [INFO] [stderr] Checking error-chain v0.12.1 [INFO] [stderr] Compiling serde v1.0.104 [INFO] [stderr] Checking tempdir v0.3.7 [INFO] [stderr] Checking serde_json v1.0.46 [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 tinytemplate v1.0.3 [INFO] [stderr] Checking cargo_metadata v0.6.4 [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 parking_lot_core v0.6.2 [INFO] [stderr] Compiling cast v0.2.3 [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 abi_stable_shared v0.8.0 [INFO] [stderr] Checking crossbeam-deque v0.7.2 [INFO] [stderr] Compiling as_derive_utils v0.8.1 [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:357:17 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x7f1ee2644ec8 - backtrace::backtrace::libunwind::trace::h2e8c2dc2de171fe2 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.40/src/backtrace/libunwind.rs:88 [INFO] [stderr] 1: 0x7f1ee2644ec8 - backtrace::backtrace::trace_unsynchronized::h7aa4c132b10c7ee3 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.40/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x7f1ee2644ec8 - std::sys_common::backtrace::_print_fmt::h1942b7aafbde352f [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:77 [INFO] [stderr] 3: 0x7f1ee2644ec8 - ::fmt::h95769d76088227e3 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stderr] 4: 0x7f1ee267dedc - core::fmt::write::h5449cc1bc822e495 [INFO] [stderr] at src/libcore/fmt/mod.rs:1052 [INFO] [stderr] 5: 0x7f1ee2636887 - std::io::Write::write_fmt::h84f4214f658d281c [INFO] [stderr] at src/libstd/io/mod.rs:1428 [INFO] [stderr] 6: 0x7f1ee2649c95 - std::sys_common::backtrace::_print::h6dc1123e98efaa83 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stderr] 7: 0x7f1ee2649c95 - std::sys_common::backtrace::print::hedc9d8b1887612e4 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stderr] 8: 0x7f1ee2649c95 - std::panicking::default_hook::{{closure}}::hd2554eb10d7a19f9 [INFO] [stderr] at src/libstd/panicking.rs:204 [INFO] [stderr] 9: 0x7f1ee26499d6 - std::panicking::default_hook::haccd3e09b604f2d2 [INFO] [stderr] at src/libstd/panicking.rs:224 [INFO] [stderr] 10: 0x7f1ee2c06879 - rustc_driver::report_ice::ha760cc70150af208 [INFO] [stderr] 11: 0x7f1ed3e49c48 - as core::ops::function::Fn>::call::hc3b8793489317206 [INFO] [stderr] at /rustc/f149601db42efe10ece8b284ab681fd4a6fcb89c/src/liballoc/boxed.rs:1029 [INFO] [stderr] 12: 0x7f1ed3f3b562 - proc_macro::bridge::client::::enter::{{closure}}::{{closure}}::h23b3c1ab3189a168 [INFO] [stderr] at /rustc/f149601db42efe10ece8b284ab681fd4a6fcb89c/src/libproc_macro/bridge/client.rs:305 [INFO] [stderr] 13: 0x7f1ee264a3c5 - std::panicking::rust_panic_with_hook::h9df121a4b9c153a9 [INFO] [stderr] at src/libstd/panicking.rs:474 [INFO] [stderr] 14: 0x7f1ee51a899e - std::panicking::begin_panic::hf10e0f642eac6064 [INFO] [stderr] 15: 0x7f1ee51def9c - ::drop::hbcbd20720913540e [INFO] [stderr] 16: 0x7f1ee2bcecf6 - core::ptr::drop_in_place::hbd54727485f9493a [INFO] [stderr] 17: 0x7f1ee2bb12bd - core::ptr::drop_in_place::h0bf9724220a20922 [INFO] [stderr] 18: 0x7f1ee2bcb74d - core::ptr::drop_in_place::h8e7708488c1a920c [INFO] [stderr] 19: 0x7f1ee2bade00 - rustc_interface::interface::run_compiler_in_existing_thread_pool::h9551198cde60452c [INFO] [stderr] 20: 0x7f1ee2b9a86d - scoped_tls::ScopedKey::set::h77252f9c3c30c4b1 [INFO] [stderr] 21: 0x7f1ee2b97a54 - syntax::attr::with_globals::ha97a2403239c6edc [INFO] [stderr] 22: 0x7f1ee2b9bf40 - std::sys_common::backtrace::__rust_begin_short_backtrace::he264892ab01db295 [INFO] [stderr] 23: 0x7f1ee265b977 - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:86 [INFO] [stderr] 24: 0x7f1ee2baf8e6 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h55ffb856094c8655 [INFO] [stderr] 25: 0x7f1ee262734f - as core::ops::function::FnOnce>::call_once::h81e51002c848b74b [INFO] [stderr] at /rustc/f149601db42efe10ece8b284ab681fd4a6fcb89c/src/liballoc/boxed.rs:1015 [INFO] [stderr] 26: 0x7f1ee265a570 - as core::ops::function::FnOnce>::call_once::hec1c3e2139a99369 [INFO] [stderr] at /rustc/f149601db42efe10ece8b284ab681fd4a6fcb89c/src/liballoc/boxed.rs:1015 [INFO] [stderr] 27: 0x7f1ee265a570 - std::sys_common::thread::start_thread::hc2ff85baf4309add [INFO] [stderr] at src/libstd/sys_common/thread.rs:13 [INFO] [stderr] 28: 0x7f1ee265a570 - std::sys::unix::thread::Thread::new::thread_start::ha32c1e58f686acbd [INFO] [stderr] at src/libstd/sys/unix/thread.rs:80 [INFO] [stderr] 29: 0x7f1ee23c26db - start_thread [INFO] [stderr] 30: 0x7f1ee1cdf88f - __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 (f149601db 2020-02-02) 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" "950b78996d82a62eac373322cdcee1c6d5caa96e4687df47fe9a7c3e7dfd0b9f"` [INFO] running `"docker" "rm" "-f" "950b78996d82a62eac373322cdcee1c6d5caa96e4687df47fe9a7c3e7dfd0b9f"` [INFO] [stdout] 950b78996d82a62eac373322cdcee1c6d5caa96e4687df47fe9a7c3e7dfd0b9f