./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem10_label28.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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/eca-rers2012/Problem10_label28.c -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 842b1d955d5d034fb473369e35dc57ba15dfee95 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/eca-rers2012/Problem10_label28.c -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 842b1d955d5d034fb473369e35dc57ba15dfee95 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 20:51:01,276 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:51:01,281 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:51:01,304 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:51:01,306 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:51:01,309 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:51:01,311 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:51:01,340 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:51:01,344 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:51:01,350 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:51:01,354 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:51:01,358 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:51:01,361 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:51:01,365 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:51:01,369 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:51:01,372 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:51:01,377 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:51:01,382 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:51:01,388 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:51:01,397 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:51:01,402 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:51:01,407 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:51:01,410 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:51:01,416 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:51:01,423 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:51:01,423 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:51:01,424 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:51:01,427 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:51:01,429 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:51:01,430 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:51:01,432 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:51:01,433 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:51:01,435 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:51:01,439 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:51:01,442 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:51:01,443 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:51:01,446 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:51:01,446 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:51:01,447 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:51:01,453 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:51:01,455 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:51:01,456 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:51:01,496 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:51:01,497 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:51:01,502 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:51:01,503 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:51:01,505 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:51:01,505 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:51:01,505 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:51:01,506 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:51:01,506 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:51:01,506 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:51:01,510 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:51:01,510 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:51:01,511 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:51:01,512 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:51:01,512 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:51:01,512 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:51:01,513 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:51:01,513 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:51:01,516 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:51:01,516 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:51:01,517 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:51:01,517 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:51:01,517 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:51:01,518 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:51:01,518 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:51:01,521 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:51:01,521 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:51:01,522 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:51:01,522 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:51:01,522 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 -> 842b1d955d5d034fb473369e35dc57ba15dfee95 [2019-11-24 20:51:02,119 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:51:02,147 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:51:02,156 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:51:02,158 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:51:02,162 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:51:02,164 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem10_label28.c [2019-11-24 20:51:02,333 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c8f266c0d/00eaeb601c1a495ab798447eb178012b/FLAG02e3d7c02 [2019-11-24 20:51:03,628 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:51:03,631 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem10_label28.c [2019-11-24 20:51:03,663 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c8f266c0d/00eaeb601c1a495ab798447eb178012b/FLAG02e3d7c02 [2019-11-24 20:51:03,699 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c8f266c0d/00eaeb601c1a495ab798447eb178012b [2019-11-24 20:51:03,708 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:51:03,710 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:51:03,715 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:51:03,719 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:51:03,723 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:51:03,728 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:51:03" (1/1) ... [2019-11-24 20:51:03,735 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63b80273 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:51:03, skipping insertion in model container [2019-11-24 20:51:03,735 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:51:03" (1/1) ... [2019-11-24 20:51:03,754 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:51:03,862 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:51:04,914 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:51:04,930 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:51:05,221 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:51:05,272 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:51:05,276 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:51:05 WrapperNode [2019-11-24 20:51:05,277 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:51:05,278 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:51:05,280 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:51:05,280 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:51:05,290 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:51:05" (1/1) ... [2019-11-24 20:51:05,350 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:51:05" (1/1) ... [2019-11-24 20:51:05,522 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:51:05,525 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:51:05,528 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:51:05,528 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:51:05,550 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:51:05" (1/1) ... [2019-11-24 20:51:05,551 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:51:05" (1/1) ... [2019-11-24 20:51:05,568 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:51:05" (1/1) ... [2019-11-24 20:51:05,570 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:51:05" (1/1) ... [2019-11-24 20:51:05,635 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:51:05" (1/1) ... [2019-11-24 20:51:05,672 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:51:05" (1/1) ... [2019-11-24 20:51:05,692 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:51:05" (1/1) ... [2019-11-24 20:51:05,729 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:51:05,744 INFO L168 Benchmark]: Toolchain (without parser) took 2030.13 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 967.3 MB in the end (delta: -5.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:51:05,750 INFO L168 Benchmark]: CDTParser took 1.80 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. [2019-11-24 20:51:05,752 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1561.82 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.8 MB in the end (delta: -17.1 MB). Peak memory consumption was 27.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:51:05,755 INFO L168 Benchmark]: Boogie Procedure Inliner took 246.73 ms. Allocated memory is still 1.0 GB. Free memory was 978.8 MB in the beginning and 967.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:51:05,762 INFO L168 Benchmark]: Boogie Preprocessor took 212.98 ms. Allocated memory is still 1.0 GB. Free memory is still 967.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:51:05,770 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.80 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 1561.82 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.8 MB in the end (delta: -17.1 MB). Peak memory consumption was 27.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 246.73 ms. Allocated memory is still 1.0 GB. Free memory was 978.8 MB in the beginning and 967.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 212.98 ms. Allocated memory is still 1.0 GB. Free memory is still 967.3 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 20:51:09,641 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:51:09,647 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:51:09,681 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:51:09,683 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:51:09,685 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:51:09,690 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:51:09,704 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:51:09,714 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:51:09,718 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:51:09,719 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:51:09,724 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:51:09,727 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:51:09,730 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:51:09,733 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:51:09,736 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:51:09,739 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:51:09,741 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:51:09,748 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:51:09,754 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:51:09,762 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:51:09,769 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:51:09,771 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:51:09,777 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:51:09,781 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:51:09,783 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:51:09,783 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:51:09,787 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:51:09,790 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:51:09,791 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:51:09,792 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:51:09,794 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:51:09,797 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:51:09,800 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:51:09,804 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:51:09,805 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:51:09,806 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:51:09,807 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:51:09,807 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:51:09,810 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:51:09,813 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:51:09,814 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:51:09,868 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:51:09,873 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:51:09,875 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:51:09,881 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:51:09,881 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:51:09,882 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:51:09,882 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:51:09,884 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:51:09,884 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:51:09,884 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:51:09,885 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:51:09,885 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:51:09,887 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:51:09,888 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:51:09,889 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:51:09,889 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:51:09,889 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:51:09,890 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:51:09,890 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:51:09,892 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:51:09,892 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:51:09,892 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:51:09,894 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:51:09,894 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:51:09,895 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:51:09,895 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:51:09,897 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:51:09,897 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:51:09,898 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:51:09,898 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:51:09,900 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:51:09,902 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 -> 842b1d955d5d034fb473369e35dc57ba15dfee95 [2019-11-24 20:51:10,469 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:51:10,512 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:51:10,521 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:51:10,526 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:51:10,528 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:51:10,532 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem10_label28.c [2019-11-24 20:51:10,692 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aa9e82df0/c195033a4e934092bc1fb04f52461bd4/FLAG9d59a3101 [2019-11-24 20:51:11,935 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:51:11,942 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem10_label28.c [2019-11-24 20:51:11,981 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aa9e82df0/c195033a4e934092bc1fb04f52461bd4/FLAG9d59a3101 [2019-11-24 20:51:12,020 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aa9e82df0/c195033a4e934092bc1fb04f52461bd4 [2019-11-24 20:51:12,026 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:51:12,033 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:51:12,037 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:51:12,041 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:51:12,048 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:51:12,049 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:51:12" (1/1) ... [2019-11-24 20:51:12,057 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f019929 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:51:12, skipping insertion in model container [2019-11-24 20:51:12,059 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:51:12" (1/1) ... [2019-11-24 20:51:12,077 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:51:12,187 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:51:13,393 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:51:13,408 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:51:13,763 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:51:13,804 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:51:13,806 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:51:13 WrapperNode [2019-11-24 20:51:13,807 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:51:13,810 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:51:13,810 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:51:13,812 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:51:13,832 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:51:13" (1/1) ... [2019-11-24 20:51:13,883 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:51:13" (1/1) ... [2019-11-24 20:51:13,985 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:51:13,987 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:51:13,987 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:51:13,987 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:51:13,995 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:51:13" (1/1) ... [2019-11-24 20:51:13,995 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:51:13" (1/1) ... [2019-11-24 20:51:14,019 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:51:13" (1/1) ... [2019-11-24 20:51:14,020 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:51:13" (1/1) ... [2019-11-24 20:51:14,077 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:51:13" (1/1) ... [2019-11-24 20:51:14,117 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:51:13" (1/1) ... [2019-11-24 20:51:14,135 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:51:13" (1/1) ... [2019-11-24 20:51:14,152 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:51:14,167 INFO L168 Benchmark]: Toolchain (without parser) took 2129.13 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 956.6 MB in the end (delta: 5.1 MB). Peak memory consumption was 5.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:51:14,168 INFO L168 Benchmark]: CDTParser took 0.34 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. [2019-11-24 20:51:14,173 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1772.48 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 962.3 MB in the end (delta: -621.4 kB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:51:14,175 INFO L168 Benchmark]: Boogie Procedure Inliner took 176.66 ms. Allocated memory is still 1.0 GB. Free memory was 962.3 MB in the beginning and 956.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:51:14,181 INFO L168 Benchmark]: Boogie Preprocessor took 171.99 ms. Allocated memory is still 1.0 GB. Free memory is still 956.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:51:14,188 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 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 1772.48 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 962.3 MB in the end (delta: -621.4 kB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 176.66 ms. Allocated memory is still 1.0 GB. Free memory was 962.3 MB in the beginning and 956.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 171.99 ms. Allocated memory is still 1.0 GB. Free memory is still 956.6 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...