[INFO] updating cached repository https://github.com/gluon-lang/gluon [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }` [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] c7ec4dcbcd27102c8ae866a7ba186c9c4b15b5f4 [INFO] testing gluon-lang/gluon against try#03a1ea71b075ab964b5278bc6e74cd6c52c36ee0 for pr-74409 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgluon-lang%2Fgluon" "/workspace/builds/worker-6/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/gluon-lang/gluon on toolchain 03a1ea71b075ab964b5278bc6e74cd6c52c36ee0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/gluon-lang/gluon [INFO] removed 0 missing examples [INFO] removed 0 missing tests [INFO] removed workspace from git repo https://github.com/gluon-lang/gluon [INFO] removed path dependency gluon_base from git repo https://github.com/gluon-lang/gluon [INFO] removed path dependency gluon_check from git repo https://github.com/gluon-lang/gluon [INFO] removed path dependency gluon_codegen from git repo https://github.com/gluon-lang/gluon [INFO] removed path dependency gluon_format from git repo https://github.com/gluon-lang/gluon [INFO] removed path dependency gluon_parser from git repo https://github.com/gluon-lang/gluon [INFO] removed path dependency gluon_vm from git repo https://github.com/gluon-lang/gluon [INFO] removed path dependency gluon_codegen from git repo https://github.com/gluon-lang/gluon [INFO] removed path dependency gluon_completion from git repo https://github.com/gluon-lang/gluon [INFO] removed path dependency gluon_base from git repo https://github.com/gluon-lang/gluon [INFO] finished tweaking git repo https://github.com/gluon-lang/gluon [INFO] tweaked toml for git repo https://github.com/gluon-lang/gluon written to /workspace/builds/worker-6/source/Cargo.toml [INFO] crate git repo https://github.com/gluon-lang/gluon already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] error: the lock file /workspace/builds/worker-6/source/Cargo.lock needs to be updated but --locked was passed to prevent this [INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag. [INFO] the lockfile is outdated, regenerating it [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 73a033c928418318b2c91f6ae7df8806ad642a27efac17b933f96d2840a0de47 [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" "73a033c928418318b2c91f6ae7df8806ad642a27efac17b933f96d2840a0de47", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "73a033c928418318b2c91f6ae7df8806ad642a27efac17b933f96d2840a0de47", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "73a033c928418318b2c91f6ae7df8806ad642a27efac17b933f96d2840a0de47", kill_on_drop: false }` [INFO] [stdout] 73a033c928418318b2c91f6ae7df8806ad642a27efac17b933f96d2840a0de47 [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" "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@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1bf35caf127afa36ec0777d6614f0f8b899474db6bd151c643f49fcc46253841 [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" "1bf35caf127afa36ec0777d6614f0f8b899474db6bd151c643f49fcc46253841", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling syn v1.0.35 [INFO] [stderr] Compiling proc-macro-hack v0.5.18 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling either v1.5.3 [INFO] [stderr] Compiling typenum v1.12.0 [INFO] [stderr] Compiling typed-arena v2.0.1 [INFO] [stderr] Compiling arrayvec v0.5.1 [INFO] [stderr] Compiling scopeguard v1.1.0 [INFO] [stderr] Compiling fnv v1.0.7 [INFO] [stderr] Compiling serde v1.0.114 [INFO] [stderr] Compiling pin-project-internal v0.4.22 [INFO] [stderr] Compiling quick-error v1.2.3 [INFO] [stderr] Compiling proc-macro-nested v0.1.6 [INFO] [stderr] Compiling byte-tools v0.3.1 [INFO] [stderr] Compiling collect-mac v0.1.0 [INFO] [stderr] Compiling typed-arena v1.7.0 [INFO] [stderr] Compiling futures-core v0.3.5 [INFO] [stderr] Compiling strsim v0.9.3 [INFO] [stderr] Compiling vec_map v0.8.2 [INFO] [stderr] Compiling siphasher v0.3.3 [INFO] [stderr] Compiling futures-sink v0.3.5 [INFO] [stderr] Compiling once_cell v1.4.0 [INFO] [stderr] Compiling regex-syntax v0.6.18 [INFO] [stderr] Compiling futures-io v0.3.5 [INFO] [stderr] Compiling fake-simd v0.1.2 [INFO] [stderr] Compiling fixedbitset v0.2.0 [INFO] [stderr] Compiling opaque-debug v0.2.3 [INFO] [stderr] Compiling slab v0.4.2 [INFO] [stderr] Compiling bit-vec v0.6.2 [INFO] [stderr] Compiling pin-utils v0.1.0 [INFO] [stderr] Compiling static_assertions v0.3.4 [INFO] [stderr] Compiling lalrpop-util v0.19.0 [INFO] [stderr] Compiling diff v0.1.12 [INFO] [stderr] Compiling same-file v1.0.6 [INFO] [stderr] Compiling ppv-lite86 v0.2.8 [INFO] [stderr] Compiling instant v0.1.6 [INFO] [stderr] Compiling smallvec v1.4.1 [INFO] [stderr] Compiling fixedbitset v0.1.9 [INFO] [stderr] Compiling gluon_vm v0.16.1 [INFO] [stderr] Compiling ordermap v0.3.5 [INFO] [stderr] Compiling pin-project-lite v0.1.7 [INFO] [stderr] Compiling bytes v0.5.6 [INFO] [stderr] Compiling downcast-rs v1.2.0 [INFO] [stderr] Compiling frunk_core v0.3.1 [INFO] [stderr] Compiling rustc-hash v1.1.0 [INFO] [stderr] Compiling num-traits v0.2.12 [INFO] [stderr] Compiling hashbrown v0.8.1 [INFO] [stderr] Compiling indexmap v1.5.0 [INFO] [stderr] Compiling memoffset v0.5.5 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Compiling crossbeam-utils v0.6.6 [INFO] [stderr] Compiling codespan-reporting v0.9.5 [INFO] [stderr] Compiling hashbrown v0.6.3 [INFO] [stderr] Compiling block-padding v0.1.5 [INFO] [stderr] Compiling lock_api v0.3.4 [INFO] [stderr] Compiling lock_api v0.4.1 [INFO] [stderr] Compiling phf_shared v0.8.0 [INFO] [stderr] Compiling futures-channel v0.3.5 [INFO] [stderr] Compiling itertools v0.9.0 [INFO] [stderr] Compiling futures-task v0.3.5 [INFO] [stderr] Compiling archery v0.3.0 [INFO] [stderr] Compiling pretty v0.10.0 [INFO] [stderr] Compiling pretty v0.9.0 [INFO] [stderr] Compiling walkdir v2.3.1 [INFO] [stderr] Compiling bit-set v0.5.2 [INFO] [stderr] Compiling petgraph v0.4.13 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Compiling parking_lot_core v0.8.0 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling rpds v0.7.0 [INFO] [stderr] Compiling ena v0.14.0 [INFO] [stderr] Compiling ena v0.13.1 [INFO] [stderr] Compiling codespan v0.9.5 [INFO] [stderr] Compiling term v0.5.2 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling parking_lot v0.11.0 [INFO] [stderr] Compiling aho-corasick v0.7.13 [INFO] [stderr] Compiling crossbeam-queue v0.2.3 [INFO] [stderr] Compiling const-random-macro v0.1.8 [INFO] [stderr] Compiling parking_lot_core v0.6.2 [INFO] [stderr] Compiling rand_pcg v0.2.1 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Compiling rand_xorshift v0.2.0 [INFO] [stderr] Compiling ascii-canvas v2.0.0 [INFO] [stderr] Compiling crossbeam-deque v0.7.3 [INFO] [stderr] Compiling parking_lot v0.9.0 [INFO] [stderr] Compiling petgraph v0.5.1 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling crossbeam v0.7.3 [INFO] [stderr] Compiling generic-array v0.12.3 [INFO] [stderr] Compiling const-random v0.1.8 [INFO] [stderr] Compiling ordered-float v1.1.0 [INFO] [stderr] Compiling ahash v0.2.18 [INFO] [stderr] Compiling digest v0.8.1 [INFO] [stderr] Compiling block-buffer v0.7.3 [INFO] [stderr] Compiling sha2 v0.8.2 [INFO] [stderr] Compiling regex v1.3.9 [INFO] [stderr] Compiling serde_derive v1.0.114 [INFO] [stderr] Compiling gluon_codegen v0.16.1 [INFO] [stderr] Compiling futures-macro v0.3.5 [INFO] [stderr] Compiling async-trait v0.1.36 [INFO] [stderr] Compiling gluon-salsa-macros v0.14.1 [INFO] [stderr] Compiling tokio-macros v0.2.5 [INFO] [stderr] Compiling tokio v0.2.22 [INFO] [stderr] Compiling pin-project v0.4.22 [INFO] [stderr] Compiling futures-util v0.3.5 [INFO] [stderr] Compiling gluon_base v0.16.1 [INFO] [stderr] Compiling gluon_check v0.16.1 [INFO] [stderr] Compiling gluon_format v0.16.1 [INFO] [stderr] Compiling gluon v0.16.1 (/opt/rustwide/workdir) [INFO] [stderr] Compiling futures-executor v0.3.5 [INFO] [stderr] Compiling futures v0.3.5 [INFO] [stderr] Compiling gluon-salsa v0.14.2 [INFO] [stderr] Compiling string_cache v0.8.0 [INFO] [stderr] Compiling docopt v1.1.0 [INFO] [stderr] Compiling lalrpop v0.19.0 [INFO] [stderr] Compiling gluon_parser v0.16.1 [INFO] [stdout] error: internal compiler error: broken MIR in Item(WithOptConstParam { did: DefId(0:814 ~ gluon[da24]::std_lib[0]::regex[0]::load[0]), const_param_did: None }) (end of phase Optimized) at bb26[20]: [INFO] [stdout] encountered `Assign` statement with incompatible types: [INFO] [stdout] left-hand side has type: fn(&std_lib::regex::Regex, &str) -> std::option::Option> [INFO] [stdout] right-hand side has type: for<'r, 's> fn(&'r std_lib::regex::Regex, &'s str) -> std::option::Option> [INFO] [stdout] --> src/std_lib/regex.rs:90:39 [INFO] [stdout] | [INFO] [stdout] 90 | captures => primitive!(2, std::regex::prim::captures), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: delayed at src/librustc_mir/transform/validate.rs:140:36 [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] thread 'rustc' panicked at 'no errors encountered even though `delay_span_bug` issued', src/librustc_errors/lib.rs:367:17 [INFO] [stdout] error: internal compiler error: broken MIR in Item(WithOptConstParam { did: DefId(0:2715 ~ gluon[da24]::std_lib[0]::regex[0]::load[0]::wrapper[3]), const_param_did: None }) (end of phase Optimized) at bb0[0]: [INFO] [stdout] encountered `Assign` statement with incompatible types: [INFO] [stdout] left-hand side has type: fn(&std_lib::regex::Regex, &str) -> std::option::Option> [INFO] [stdout] right-hand side has type: for<'r, 's> fn(&'r std_lib::regex::Regex, &'s str) -> std::option::Option> [INFO] [stdout] --> src/std_lib/regex.rs:90:39 [INFO] [stdout] | [INFO] [stdout] 90 | captures => primitive!(2, std::regex::prim::captures), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: delayed at src/librustc_mir/transform/validate.rs:140:36 [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x7f1e0e9f27b5 - backtrace::backtrace::libunwind::trace::hea89dfbbfe67f40d [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86 [INFO] [stderr] 1: 0x7f1e0e9f27b5 - backtrace::backtrace::trace_unsynchronized::h0513dd713d7644d4 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x7f1e0e9f27b5 - std::sys_common::backtrace::_print_fmt::h040abae64e4a24a9 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stderr] 3: 0x7f1e0e9f27b5 - ::fmt::hb4bdb37c3c335733 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stderr] 4: 0x7f1e0ea2f14c - core::fmt::write::h540ac4a6a1232abc [INFO] [stderr] at src/libcore/fmt/mod.rs:1076 [INFO] [stderr] 5: 0x7f1e0e9e4532 - std::io::Write::write_fmt::h5ffa1b5a7703af47 [INFO] [stderr] at src/libstd/io/mod.rs:1539 [INFO] [stderr] 6: 0x7f1e0e9f7650 - std::sys_common::backtrace::_print::hb55cc635eaf1882e [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stderr] 7: 0x7f1e0e9f7650 - std::sys_common::backtrace::print::h2b2218fa55714084 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stderr] 8: 0x7f1e0e9f7650 - std::panicking::default_hook::{{closure}}::h578517c025765cf3 [INFO] [stderr] at src/libstd/panicking.rs:198 [INFO] [stderr] 9: 0x7f1e0e9f739c - std::panicking::default_hook::h4cafc94c2fc640fb [INFO] [stderr] at src/libstd/panicking.rs:217 [INFO] [stderr] 10: 0x7f1e0f168289 - rustc_driver::report_ice::h43de776c69f6f711 [INFO] [stderr] 11: 0x7f1e00c7fb36 - as core::ops::function::Fn>::call::h13a8f723b1434e04 [INFO] [stderr] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/liballoc/boxed.rs:1095 [INFO] [stderr] 12: 0x7f1e00c76e15 - proc_macro::bridge::client::::enter::{{closure}}::{{closure}}::h8f61a232c2683a19 [INFO] [stderr] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libproc_macro/bridge/client.rs:318 [INFO] [stderr] 13: 0x7f1e0e9f7dc8 - std::panicking::rust_panic_with_hook::h3eeb5001beeca5c3 [INFO] [stderr] at src/libstd/panicking.rs:530 [INFO] [stderr] 14: 0x7f1e11cf39ce - std::panicking::begin_panic::h78dc13b1a2d63696 [INFO] [stderr] 15: 0x7f1e11d277a2 - ::drop::h97d89ad759297156 [INFO] [stderr] 16: 0x7f1e0f1ab5b6 - core::ptr::drop_in_place::h7d81ff46378732da [INFO] [stderr] 17: 0x7f1e0f1b1506 - as core::ops::drop::Drop>::drop::hab7f05aeed25124d [INFO] [stderr] 18: 0x7f1e0f1c722d - core::ptr::drop_in_place::hf108c724fa8afc90 [INFO] [stderr] 19: 0x7f1e0f1c1cfb - rustc_span::with_source_map::hde950d9c30fd0b8d [INFO] [stderr] 20: 0x7f1e0f123596 - rustc_interface::interface::create_compiler_and_run::h367463a76987ed64 [INFO] [stderr] 21: 0x7f1e0f14e11d - scoped_tls::ScopedKey::set::hf06b62ab4457b196 [INFO] [stderr] 22: 0x7f1e0f174142 - std::sys_common::backtrace::__rust_begin_short_backtrace::hef5856eeba4b0c65 [INFO] [stderr] 23: 0x7f1e0f130eee - core::ops::function::FnOnce::call_once{{vtable.shim}}::h9cdba4c6ffcf3f25 [INFO] [stderr] 24: 0x7f1e0ea06a6a - as core::ops::function::FnOnce>::call_once::hc0e15d78a519721e [INFO] [stderr] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/liballoc/boxed.rs:1081 [INFO] [stderr] 25: 0x7f1e0ea06a6a - as core::ops::function::FnOnce>::call_once::h211da8fffb09f192 [INFO] [stderr] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/liballoc/boxed.rs:1081 [INFO] [stderr] 26: 0x7f1e0ea06a6a - std::sys::unix::thread::Thread::new::thread_start::h29594ddebf23e421 [INFO] [stderr] at src/libstd/sys/unix/thread.rs:87 [INFO] [stderr] 27: 0x7f1e0e947609 - start_thread [INFO] [stderr] 28: 0x7f1e0e85b103 - __clone [INFO] [stderr] 29: 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 1.46.0-nightly (03a1ea71b 2020-07-17) running on x86_64-unknown-linux-gnu [INFO] [stderr] [INFO] [stderr] note: compiler flags: -C embed-bitcode=no -C debuginfo=2 --crate-type lib [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 `gluon`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `Command { std: "docker" "inspect" "1bf35caf127afa36ec0777d6614f0f8b899474db6bd151c643f49fcc46253841", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1bf35caf127afa36ec0777d6614f0f8b899474db6bd151c643f49fcc46253841", kill_on_drop: false }` [INFO] [stdout] 1bf35caf127afa36ec0777d6614f0f8b899474db6bd151c643f49fcc46253841