./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread/stack_longest-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/pthread/stack_longest-1.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1ed568caba4b883b0886336a3869d78e2ca18840 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/pthread/stack_longest-1.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1ed568caba4b883b0886336a3869d78e2ca18840 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:20:07,372 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:20:07,379 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:20:07,406 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:20:07,408 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:20:07,420 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:20:07,423 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:20:07,439 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:20:07,444 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:20:07,447 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:20:07,452 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:20:07,456 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:20:07,460 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:20:07,465 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:20:07,468 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:20:07,473 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:20:07,477 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:20:07,480 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:20:07,487 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:20:07,497 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:20:07,505 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:20:07,511 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:20:07,513 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:20:07,520 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:20:07,527 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:20:07,528 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:20:07,528 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:20:07,533 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:20:07,534 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:20:07,535 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:20:07,538 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:20:07,539 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:20:07,540 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:20:07,544 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:20:07,548 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:20:07,549 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:20:07,550 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:20:07,551 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:20:07,553 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:20:07,556 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:20:07,560 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:20:07,561 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:20:07,599 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:20:07,602 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:20:07,605 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:20:07,607 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:20:07,607 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:20:07,611 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:20:07,611 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:20:07,612 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:20:07,612 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:20:07,612 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:20:07,613 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:20:07,614 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:20:07,614 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:20:07,615 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:20:07,615 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:20:07,615 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:20:07,616 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:20:07,617 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:20:07,617 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:20:07,617 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:20:07,620 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:20:07,620 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:20:07,621 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:20:07,621 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:20:07,621 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:20:07,621 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:20:07,622 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:20:07,623 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:20:07,623 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1ed568caba4b883b0886336a3869d78e2ca18840 [2019-11-26 17:20:08,182 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:20:08,214 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:20:08,218 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:20:08,222 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:20:08,226 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:20:08,227 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread/stack_longest-1.i [2019-11-26 17:20:08,386 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/940795bb6/51796d66a80b40299078130e0516a92e/FLAG394fe2ace [2019-11-26 17:20:09,621 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:20:09,625 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread/stack_longest-1.i [2019-11-26 17:20:09,664 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/940795bb6/51796d66a80b40299078130e0516a92e/FLAG394fe2ace [2019-11-26 17:20:10,056 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/940795bb6/51796d66a80b40299078130e0516a92e [2019-11-26 17:20:10,063 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:20:10,065 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:20:10,075 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:20:10,076 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:20:10,080 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:20:10,081 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:20:10" (1/1) ... [2019-11-26 17:20:10,096 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a81a577 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:20:10, skipping insertion in model container [2019-11-26 17:20:10,097 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:20:10" (1/1) ... [2019-11-26 17:20:10,118 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:20:10,235 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:20:10,589 ERROR L326 MainTranslator]: Unsupported Syntax: Undefined type __locale_t [2019-11-26 17:20:10,594 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5cb51f41 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:20:10, skipping insertion in model container [2019-11-26 17:20:10,594 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:20:10,597 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-11-26 17:20:10,607 INFO L168 Benchmark]: Toolchain (without parser) took 535.77 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:20:10,609 INFO L168 Benchmark]: CDTParser took 1.29 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:20:10,613 INFO L168 Benchmark]: CACSL2BoogieTranslator took 521.06 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:20:10,618 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.29 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 521.06 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 151]: Unsupported Syntax Undefined type __locale_t RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:20:14,329 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:20:14,335 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:20:14,372 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:20:14,373 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:20:14,375 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:20:14,379 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:20:14,396 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:20:14,400 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:20:14,405 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:20:14,412 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:20:14,415 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:20:14,416 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:20:14,423 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:20:14,424 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:20:14,431 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:20:14,433 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:20:14,436 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:20:14,440 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:20:14,451 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:20:14,456 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:20:14,465 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:20:14,471 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:20:14,472 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:20:14,479 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:20:14,482 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:20:14,482 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:20:14,486 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:20:14,487 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:20:14,489 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:20:14,491 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:20:14,492 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:20:14,498 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:20:14,499 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:20:14,501 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:20:14,504 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:20:14,506 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:20:14,506 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:20:14,506 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:20:14,508 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:20:14,513 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:20:14,514 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:20:14,552 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:20:14,554 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:20:14,560 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:20:14,560 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:20:14,561 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:20:14,561 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:20:14,562 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:20:14,565 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:20:14,565 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:20:14,566 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:20:14,567 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:20:14,567 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:20:14,568 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:20:14,568 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:20:14,568 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:20:14,569 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:20:14,569 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:20:14,571 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:20:14,571 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:20:14,572 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:20:14,572 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:20:14,574 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:20:14,574 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:20:14,574 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:20:14,575 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:20:14,575 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:20:14,575 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:20:14,577 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:20:14,577 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:20:14,577 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:20:14,581 INFO L138 SettingsManager]: * Logic for external solver=AUFBV Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1ed568caba4b883b0886336a3869d78e2ca18840 [2019-11-26 17:20:15,173 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:20:15,198 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:20:15,206 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:20:15,211 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:20:15,214 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:20:15,216 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread/stack_longest-1.i [2019-11-26 17:20:15,372 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a13e461dc/35e1a6f2c8c9452fa388b8c132fc7ddc/FLAGbb4564abf [2019-11-26 17:20:16,632 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:20:16,637 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread/stack_longest-1.i [2019-11-26 17:20:16,680 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a13e461dc/35e1a6f2c8c9452fa388b8c132fc7ddc/FLAGbb4564abf [2019-11-26 17:20:16,720 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a13e461dc/35e1a6f2c8c9452fa388b8c132fc7ddc [2019-11-26 17:20:16,727 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:20:16,731 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:20:16,734 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:20:16,739 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:20:16,748 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:20:16,753 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:20:16" (1/1) ... [2019-11-26 17:20:16,758 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4893e87b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:20:16, skipping insertion in model container [2019-11-26 17:20:16,759 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:20:16" (1/1) ... [2019-11-26 17:20:16,780 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:20:16,896 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:20:17,270 ERROR L326 MainTranslator]: Unsupported Syntax: Undefined type __locale_t [2019-11-26 17:20:17,271 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@66060d44 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:20:17, skipping insertion in model container [2019-11-26 17:20:17,272 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:20:17,273 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-11-26 17:20:17,284 INFO L168 Benchmark]: Toolchain (without parser) took 545.56 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:20:17,285 INFO L168 Benchmark]: CDTParser took 0.42 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:20:17,286 INFO L168 Benchmark]: CACSL2BoogieTranslator took 539.03 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:20:17,291 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 539.03 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 151]: Unsupported Syntax Undefined type __locale_t RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...