[INFO] crate abi_stable 0.8.1 is already in cache [INFO] checking abi_stable-0.8.1 against try#3738e44c8fffe9e1fdfda9304a4df74ce7b29152 for pr-68746 [INFO] extracting crate abi_stable 0.8.1 into /workspace/builds/worker-7/source [INFO] validating manifest of crates.io crate abi_stable 0.8.1 on toolchain 3738e44c8fffe9e1fdfda9304a4df74ce7b29152 [INFO] running `"/workspace/cargo-home/bin/cargo" "+3738e44c8fffe9e1fdfda9304a4df74ce7b29152" "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-7/source/Cargo.toml [INFO] running `"/workspace/cargo-home/bin/cargo" "+3738e44c8fffe9e1fdfda9304a4df74ce7b29152" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/workspace/cargo-home/bin/cargo" "+3738e44c8fffe9e1fdfda9304a4df74ce7b29152" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+3738e44c8fffe9e1fdfda9304a4df74ce7b29152" "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] a69935b43aa9636d2b636f5958b7a9a98d6ce0a99efb81af5c09747a3b01a2b7 [INFO] running `"docker" "start" "-a" "a69935b43aa9636d2b636f5958b7a9a98d6ce0a99efb81af5c09747a3b01a2b7"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling pulldown-cmark v0.2.0 [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] Compiling error-chain v0.12.1 [INFO] [stderr] Checking rand_xoshiro v0.1.0 [INFO] [stderr] Compiling serde v1.0.104 [INFO] [stderr] Checking serde_json v1.0.45 [INFO] [stderr] Checking bstr v0.2.10 [INFO] [stderr] Checking semver v0.9.0 [INFO] [stderr] Checking bincode v1.2.1 [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 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 crossbeam-deque v0.7.2 [INFO] [stderr] Checking rayon-core v1.7.0 [INFO] [stderr] Checking abi_stable_shared v0.8.0 [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: 0x7fbe2b757ef8 - backtrace::backtrace::libunwind::trace::hcb5c3e9f7e1ea650 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.40/src/backtrace/libunwind.rs:88 [INFO] [stderr] 1: 0x7fbe2b757ef8 - backtrace::backtrace::trace_unsynchronized::h8d2cf7d7c9151b5f [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.40/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x7fbe2b757ef8 - std::sys_common::backtrace::_print_fmt::hb2695e112e335a40 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:77 [INFO] [stderr] 3: 0x7fbe2b757ef8 - ::fmt::h05262518ded0159f [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stderr] 4: 0x7fbe2b790f0c - core::fmt::write::h878d462cd436633c [INFO] [stderr] at src/libcore/fmt/mod.rs:1052 [INFO] [stderr] 5: 0x7fbe2b7498b7 - std::io::Write::write_fmt::h453d7ce9b460b348 [INFO] [stderr] at src/libstd/io/mod.rs:1428 [INFO] [stderr] 6: 0x7fbe2b75ccc5 - std::sys_common::backtrace::_print::hef41b6dbad001e1b [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stderr] 7: 0x7fbe2b75ccc5 - std::sys_common::backtrace::print::hd911be6dd5db9f65 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stderr] 8: 0x7fbe2b75ccc5 - std::panicking::default_hook::{{closure}}::h6763d82d5ad21342 [INFO] [stderr] at src/libstd/panicking.rs:204 [INFO] [stderr] 9: 0x7fbe2b75ca06 - std::panicking::default_hook::h7e0514c335de079d [INFO] [stderr] at src/libstd/panicking.rs:224 [INFO] [stderr] 10: 0x7fbe2bd19bd9 - rustc_driver::report_ice::h1c1e31da8a56a608 [INFO] [stderr] 11: 0x7fbe1d048c38 - as core::ops::function::Fn>::call::h8b48b7cd6a0dba0d [INFO] [stderr] at /rustc/3738e44c8fffe9e1fdfda9304a4df74ce7b29152/src/liballoc/boxed.rs:1029 [INFO] [stderr] 12: 0x7fbe1d13a502 - proc_macro::bridge::client::::enter::{{closure}}::{{closure}}::h40d69837d83dbd69 [INFO] [stderr] at /rustc/3738e44c8fffe9e1fdfda9304a4df74ce7b29152/src/libproc_macro/bridge/client.rs:305 [INFO] [stderr] 13: 0x7fbe2b75d3f5 - std::panicking::rust_panic_with_hook::h0dae373da0837fa4 [INFO] [stderr] at src/libstd/panicking.rs:474 [INFO] [stderr] 14: 0x7fbe2e2bf09e - std::panicking::begin_panic::h1138f585cfb0f6b6 [INFO] [stderr] 15: 0x7fbe2e2f555c - ::drop::h999bcbd4896c2cad [INFO] [stderr] 16: 0x7fbe2bcd8ff6 - core::ptr::drop_in_place::h87342d7cc4b436bc [INFO] [stderr] 17: 0x7fbe2bce24ed - core::ptr::drop_in_place::hd16da8b6693904ff [INFO] [stderr] 18: 0x7fbe2bcc9cbd - core::ptr::drop_in_place::h3cb93d39b6727de9 [INFO] [stderr] 19: 0x7fbe2bcc10b0 - rustc_interface::interface::run_compiler_in_existing_thread_pool::h918aa6036e9d7055 [INFO] [stderr] 20: 0x7fbe2bcadd4d - scoped_tls::ScopedKey::set::h87cf5ee593728e46 [INFO] [stderr] 21: 0x7fbe2bcaab34 - syntax::attr::with_globals::h8cadb395434f6eda [INFO] [stderr] 22: 0x7fbe2bcaef40 - std::sys_common::backtrace::__rust_begin_short_backtrace::h722bd88414ac6c10 [INFO] [stderr] 23: 0x7fbe2b76e9a7 - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:86 [INFO] [stderr] 24: 0x7fbe2bcc2ce6 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hb3c9c8c188b2d17a [INFO] [stderr] 25: 0x7fbe2b73a37f - as core::ops::function::FnOnce>::call_once::h6832af53428c84bd [INFO] [stderr] at /rustc/3738e44c8fffe9e1fdfda9304a4df74ce7b29152/src/liballoc/boxed.rs:1015 [INFO] [stderr] 26: 0x7fbe2b76d5a0 - as core::ops::function::FnOnce>::call_once::h27c8f04d17899cc5 [INFO] [stderr] at /rustc/3738e44c8fffe9e1fdfda9304a4df74ce7b29152/src/liballoc/boxed.rs:1015 [INFO] [stderr] 27: 0x7fbe2b76d5a0 - std::sys_common::thread::start_thread::h31f993105fdcbbe6 [INFO] [stderr] at src/libstd/sys_common/thread.rs:13 [INFO] [stderr] 28: 0x7fbe2b76d5a0 - std::sys::unix::thread::Thread::new::thread_start::hc5b97ca701bf0e9a [INFO] [stderr] at src/libstd/sys/unix/thread.rs:80 [INFO] [stderr] 29: 0x7fbe2b4d56db - start_thread [INFO] [stderr] 30: 0x7fbe2adf288f - __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 (3738e44c8 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" "a69935b43aa9636d2b636f5958b7a9a98d6ce0a99efb81af5c09747a3b01a2b7"` [INFO] running `"docker" "rm" "-f" "a69935b43aa9636d2b636f5958b7a9a98d6ce0a99efb81af5c09747a3b01a2b7"` [INFO] [stdout] a69935b43aa9636d2b636f5958b7a9a98d6ce0a99efb81af5c09747a3b01a2b7