Recursive importing of self::* causes ICE #8208

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1. huonw commented on Aug 2, 2013

   

   huonw

   on Aug 2, 2013

   Contributor

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   It appears that use self::*; alone reproduces this, and it's a dynamic borrow error:

   rust: task failed at 'borrowed', /home/huon/rust/src/librustc/middle/resolve.rs:469
   /usr/local/bin/../lib/librustrt.so(_ZN9rust_task13begin_failureEPKcS1_m+0x4b)[0x7f697c3c185b]
   /usr/local/bin/../lib/librustrt.so(+0x2ab51)[0x7f697c3d2b51]
   /usr/local/bin/../lib/librustrt.so(upcall_fail+0x198)[0x7f697c3c3808]
   /usr/local/bin/../lib/libstd-6c65cf4b443341b1-0.8-pre.so(_ZN3sys13begin_unwind_16_89e154cd091567114_0$x2e8$x2dpreE+0x569)[0x7f697f7a4809]
   /usr/local/bin/../lib/libstd-6c65cf4b443341b1-0.8-pre.so(+0x172a5f)[0x7f697f802a5f]
   /usr/local/bin/../lib/libstd-6c65cf4b443341b1-0.8-pre.so(+0xf96fa)[0x7f697f7896fa]
   /usr/local/bin/../lib/libstd-6c65cf4b443341b1-0.8-pre.so(_ZN2rt8borrowck13fail_borrowed15_075e556c6b348a14_0$x2e8$x2dpreE+0x168)[0x7f697f8023d8]
   /usr/local/bin/../lib/librustc-d3cb8c2ccd84a7a7-0.8-pre.so(_ZN6middle7resolve14__extensions__10meth_4817020all_imports_resolved17_dc424d9ab87fb95b14_0$x2e8$x2dpreE+0x65)[0x7f697e1bdfb5]
   /usr/local/bin/../lib/librustc-d3cb8c2ccd84a7a7-0.8-pre.so(_ZN6middle7resolve14__extensions__10meth_5031219resolve_glob_import17_48c3c6a071d4b2e514_0$x2e8$x2dpreE+0xb1)[0x7f697e1f5a61]
   /usr/local/bin/../lib/librustc-d3cb8c2ccd84a7a7-0.8-pre.so(_ZN6middle7resolve14__extensions__10meth_5027725resolve_import_for_module17_fe96ed4c25c477db14_0$x2e8$x2dpreE+0x234)[0x7f697e1f17f4]
   /usr/local/bin/../lib/librustc-d3cb8c2ccd84a7a7-0.8-pre.so(_ZN6middle7resolve14__extensions__10meth_5020926resolve_imports_for_module17_dcb755815ce2399b14_0$x2e8$x2dpreE+0x1a4)[0x7f697e1f0ff4]
   /usr/local/bin/../lib/librustc-d3cb8c2ccd84a7a7-0.8-pre.so(_ZN6middle7resolve14__extensions__10meth_5020534resolve_imports_for_module_subtree17_dcb755815ce2399b14_0$x2e8$x2dpreE+0x48)[0x7f697e1ef458]
   /usr/local/bin/../lib/librustc-d3cb8c2ccd84a7a7-0.8-pre.so(_ZN6middle7resolve14__extensions__10meth_4878515resolve_imports15_f3d16eaf7d573814_0$x2e8$x2dpreE+0x7b)[0x7f697e1c739b]
   /usr/local/bin/../lib/librustc-d3cb8c2ccd84a7a7-0.8-pre.so(_ZN6middle7resolve14__extensions__10meth_487717resolve15_f3d16eaf7d573814_0$x2e8$x2dpreE+0x52)[0x7f697e1c6662]
   /usr/local/bin/../lib/librustc-d3cb8c2ccd84a7a7-0.8-pre.so(_ZN6middle7resolve13resolve_crate17_97bb199cc8ea87b814_0$x2e8$x2dpreE+0xb1)[0x7f697e230681]
   /usr/local/bin/../lib/librustc-d3cb8c2ccd84a7a7-0.8-pre.so(_ZN6driver6driver12compile_rest15_4bcc908e4730a114_0$x2e8$x2dpreE+0xea6)[0x7f697e6878c6]
   /usr/local/bin/../lib/librustc-d3cb8c2ccd84a7a7-0.8-pre.so(_ZN6driver6driver12compile_upto17_137ef03814afa89c14_0$x2e8$x2dpreE+0x134)[0x7f697e68ba34]
   /usr/local/bin/../lib/librustc-d3cb8c2ccd84a7a7-0.8-pre.so(_ZN6driver6driver13compile_input17_b7dc6f2c2099232314_0$x2e8$x2dpreE+0xd5)[0x7f697e68bd95]
   /usr/local/bin/../lib/librustc-d3cb8c2ccd84a7a7-0.8-pre.so(_ZN12run_compiler17_7aefb92a92c4c2b414_0$x2e8$x2dpreE+0x18ec)[0x7f697e6af66c]
   /usr/local/bin/../lib/librustc-d3cb8c2ccd84a7a7-0.8-pre.so(+0x80e99e)[0x7f697e6ce99e]
   /usr/local/bin/../lib/librustc-d3cb8c2ccd84a7a7-0.8-pre.so(+0x80a664)[0x7f697e6ca664]
   /usr/local/bin/../lib/librustc-d3cb8c2ccd84a7a7-0.8-pre.so(+0x803d02)[0x7f697e6c3d02]
   /usr/local/bin/../lib/libstd-6c65cf4b443341b1-0.8-pre.so(+0xec0af)[0x7f697f77c0af]
   /usr/local/bin/../lib/librustrt.so(_Z18task_start_wrapperP10spawn_args+0x22)[0x7f697c3c2192]
   error: internal compiler error: unexpected failure
   note: the compiler hit an unexpected failure path. this is a bug
   note: try running with RUST_LOG=rustc=1,::rt::backtrace to get further details and report the results to github.com/mozilla/rust/issues
   rust: task failed at 'explicit failure', /home/huon/rust/src/librustc/rustc.rs:364
   /usr/local/bin/../lib/librustrt.so(_ZN9rust_task13begin_failureEPKcS1_m+0x4b)[0x7f697c3c185b]
   /usr/local/bin/../lib/librustrt.so(+0x2ab51)[0x7f697c3d2b51]
   /usr/local/bin/../lib/librustrt.so(upcall_fail+0x198)[0x7f697c3c3808]
   /usr/local/bin/../lib/libstd-6c65cf4b443341b1-0.8-pre.so(_ZN3sys13begin_unwind_16_89e154cd091567114_0$x2e8$x2dpreE+0x569)[0x7f697f7a4809]
   /usr/local/bin/../lib/libstd-6c65cf4b443341b1-0.8-pre.so(+0x114942)[0x7f697f7a4942]
   /usr/local/bin/../lib/libstd-6c65cf4b443341b1-0.8-pre.so(+0x114118)[0x7f697f7a4118]
   /usr/local/bin/../lib/libstd-6c65cf4b443341b1-0.8-pre.so(+0x1148f1)[0x7f697f7a48f1]
   /usr/local/bin/../lib/libstd-6c65cf4b443341b1-0.8-pre.so(+0x114118)[0x7f697f7a4118]
   /usr/local/bin/../lib/libstd-6c65cf4b443341b1-0.8-pre.so(+0x8b71c)[0x7f697f71b71c]
   /usr/local/bin/../lib/librustc-d3cb8c2ccd84a7a7-0.8-pre.so(_ZN7monitor16_cd19199377934ec14_0$x2e8$x2dpreE+0x2f85)[0x7f697e6b3185]
   /usr/local/bin/../lib/librustc-d3cb8c2ccd84a7a7-0.8-pre.so(_ZN4main15_f3d16eaf7d573814_0$x2e8$x2dpreE+0x69)[0x7f697e6ce8d9]
   /usr/local/bin/../lib/librustrt.so(_Z18task_start_wrapperP10spawn_args+0x22)[0x7f697c3c2192]
   rust: domain main @0xa3dcd0 root task failed
2. erickt commented on May 11, 2014

   

   erickt

   on May 11, 2014

   Contributor

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   visiting for triage. ICE still happens with this updated code:

   #![feature(globs)]
   
   use self::*;
   
   fn main() {
   }
   
3. alexcrichton

   added a commit that references this issue on May 21, 2014

   rustc: Fix a dynamic borrow error in resolve

   ...

   This issue will close once commit 8505b14 is merged into the 'incoming' branch.

   8505b14
4. alexcrichton

   closed this as completedin 8505b14on May 22, 2014
5. flip1995

   added a commit that references this issue on Jan 13, 2022

   Auto merge of rust-lang#8208 - nmathewson:selfkind_no_fix, r=xFrednet

   ...

   b25dbc6