./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem18_label06.c --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/eca-rers2012/Problem18_label06.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 928d29f79a44b634524d0f3d5905f0312d5a781e ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem18_label06.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 928d29f79a44b634524d0f3d5905f0312d5a781e ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:50:56,635 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:50:56,639 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:50:56,673 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:50:56,676 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:50:56,679 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:50:56,686 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:50:56,699 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:50:56,704 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:50:56,710 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:50:56,714 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:50:56,717 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:50:56,718 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:50:56,725 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:50:56,727 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:50:56,731 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:50:56,734 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:50:56,742 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:50:56,745 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:50:56,755 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:50:56,762 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:50:56,769 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:50:56,771 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:50:56,776 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:50:56,784 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:50:56,784 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:50:56,785 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:50:56,790 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:50:56,790 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:50:56,791 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:50:56,793 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:50:56,794 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:50:56,796 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:50:56,800 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:50:56,803 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:50:56,804 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:50:56,807 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:50:56,807 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:50:56,809 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:50:56,810 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:50:56,813 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:50:56,815 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:50:56,858 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:50:56,859 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:50:56,863 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:50:56,865 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:50:56,865 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:50:56,866 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:50:56,867 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:50:56,867 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:50:56,870 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:50:56,870 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:50:56,872 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:50:56,872 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:50:56,872 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:50:56,873 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:50:56,873 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:50:56,874 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:50:56,874 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:50:56,876 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:50:56,876 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:50:56,876 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:50:56,877 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:50:56,877 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:50:56,879 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:50:56,879 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:50:56,880 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:50:56,880 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:50:56,880 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:50:56,882 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:50:56,882 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 -> 928d29f79a44b634524d0f3d5905f0312d5a781e [2019-11-26 16:50:57,453 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:50:57,484 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:50:57,492 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:50:57,495 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:50:57,499 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:50:57,500 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label06.c [2019-11-26 16:50:57,663 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d589b582d/46983b78f9974829949bba6923a63368/FLAGe5e2952f1 [2019-11-26 16:50:59,294 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:50:59,297 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label06.c [2019-11-26 16:50:59,358 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d589b582d/46983b78f9974829949bba6923a63368/FLAGe5e2952f1 [2019-11-26 16:50:59,396 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d589b582d/46983b78f9974829949bba6923a63368 [2019-11-26 16:50:59,403 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:50:59,410 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:50:59,414 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:59,415 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:50:59,422 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:50:59,425 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:59" (1/1) ... [2019-11-26 16:50:59,432 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e45741f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:59, skipping insertion in model container [2019-11-26 16:50:59,433 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:59" (1/1) ... [2019-11-26 16:50:59,453 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:50:59,693 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:51:02,822 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:51:02,832 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:51:03,801 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:51:03,863 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:51:03,867 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:03 WrapperNode [2019-11-26 16:51:03,868 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:51:03,870 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:51:03,870 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:51:03,870 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:51:03,885 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:03" (1/1) ... [2019-11-26 16:51:04,003 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:03" (1/1) ... [2019-11-26 16:51:04,474 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:51:04,479 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:51:04,479 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:51:04,482 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:51:04,503 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:03" (1/1) ... [2019-11-26 16:51:04,508 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:03" (1/1) ... [2019-11-26 16:51:04,548 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:03" (1/1) ... [2019-11-26 16:51:04,553 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:03" (1/1) ... [2019-11-26 16:51:04,740 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:03" (1/1) ... [2019-11-26 16:51:04,811 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:03" (1/1) ... [2019-11-26 16:51:04,869 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:03" (1/1) ... [2019-11-26 16:51:04,965 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:51:04,974 INFO L168 Benchmark]: Toolchain (without parser) took 5562.70 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 804.8 MB in the end (delta: 149.7 MB). Peak memory consumption was 149.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:04,976 INFO L168 Benchmark]: CDTParser took 1.27 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:51:04,979 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4454.94 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 873.5 MB in the end (delta: 81.0 MB). Peak memory consumption was 81.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:04,982 INFO L168 Benchmark]: Boogie Procedure Inliner took 608.76 ms. Allocated memory is still 1.0 GB. Free memory was 873.5 MB in the beginning and 827.7 MB in the end (delta: 45.8 MB). Peak memory consumption was 45.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:04,987 INFO L168 Benchmark]: Boogie Preprocessor took 487.07 ms. Allocated memory is still 1.0 GB. Free memory was 827.7 MB in the beginning and 804.8 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:04,997 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.27 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 4454.94 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 873.5 MB in the end (delta: 81.0 MB). Peak memory consumption was 81.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 608.76 ms. Allocated memory is still 1.0 GB. Free memory was 873.5 MB in the beginning and 827.7 MB in the end (delta: 45.8 MB). Peak memory consumption was 45.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 487.07 ms. Allocated memory is still 1.0 GB. Free memory was 827.7 MB in the beginning and 804.8 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. 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 0.1.24-025d5a2 [2019-11-26 16:51:08,973 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:51:08,979 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:51:09,011 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:51:09,014 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:51:09,017 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:51:09,021 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:51:09,039 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:51:09,044 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:51:09,049 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:51:09,051 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:51:09,057 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:51:09,059 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:51:09,065 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:51:09,068 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:51:09,073 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:51:09,077 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:51:09,079 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:51:09,086 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:51:09,093 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:51:09,103 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:51:09,111 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:51:09,114 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:51:09,120 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:51:09,129 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:51:09,130 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:51:09,130 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:51:09,132 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:51:09,135 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:51:09,136 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:51:09,137 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:51:09,138 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:51:09,141 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:51:09,145 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:51:09,147 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:51:09,148 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:51:09,151 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:51:09,151 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:51:09,152 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:51:09,154 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:51:09,157 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:51:09,160 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:51:09,202 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:51:09,204 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:51:09,208 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:51:09,208 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:51:09,209 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:51:09,210 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:51:09,210 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:51:09,210 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:51:09,212 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:51:09,212 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:51:09,213 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:51:09,215 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:51:09,215 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:51:09,216 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:51:09,216 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:51:09,217 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:51:09,221 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:51:09,221 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:51:09,222 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:51:09,222 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:51:09,222 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:51:09,223 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:51:09,223 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:51:09,223 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:51:09,224 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:51:09,224 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:51:09,224 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:51:09,224 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:51:09,225 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:51:09,225 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:51:09,229 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 -> 928d29f79a44b634524d0f3d5905f0312d5a781e [2019-11-26 16:51:09,814 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:51:09,844 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:51:09,854 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:51:09,859 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:51:09,859 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:51:09,861 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label06.c [2019-11-26 16:51:10,017 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/da400dd56/ec24569a758642e39f85586133a6770b/FLAG6dbdce83a [2019-11-26 16:51:11,629 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:51:11,630 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label06.c [2019-11-26 16:51:11,698 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/da400dd56/ec24569a758642e39f85586133a6770b/FLAG6dbdce83a [2019-11-26 16:51:11,750 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/da400dd56/ec24569a758642e39f85586133a6770b [2019-11-26 16:51:11,759 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:51:11,766 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:51:11,769 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:51:11,773 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:51:11,777 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:51:11,781 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:51:11" (1/1) ... [2019-11-26 16:51:11,788 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e84eedf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:11, skipping insertion in model container [2019-11-26 16:51:11,793 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:51:11" (1/1) ... [2019-11-26 16:51:11,811 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:51:12,025 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:51:14,751 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:51:14,763 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:51:15,820 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:51:15,881 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:51:15,882 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:15 WrapperNode [2019-11-26 16:51:15,884 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:51:15,885 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:51:15,887 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:51:15,887 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:51:15,908 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:15" (1/1) ... [2019-11-26 16:51:16,009 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:15" (1/1) ... [2019-11-26 16:51:16,306 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:51:16,307 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:51:16,307 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:51:16,307 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:51:16,330 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:15" (1/1) ... [2019-11-26 16:51:16,331 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:15" (1/1) ... [2019-11-26 16:51:16,388 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:15" (1/1) ... [2019-11-26 16:51:16,390 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:15" (1/1) ... [2019-11-26 16:51:16,537 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:15" (1/1) ... [2019-11-26 16:51:16,601 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:15" (1/1) ... [2019-11-26 16:51:16,641 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:15" (1/1) ... [2019-11-26 16:51:16,682 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:51:16,691 INFO L168 Benchmark]: Toolchain (without parser) took 4921.08 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 803.9 MB in the end (delta: 152.1 MB). Peak memory consumption was 152.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:16,693 INFO L168 Benchmark]: CDTParser took 0.35 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:51:16,697 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4115.04 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 849.7 MB in the end (delta: 106.3 MB). Peak memory consumption was 106.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:16,699 INFO L168 Benchmark]: Boogie Procedure Inliner took 421.68 ms. Allocated memory is still 1.0 GB. Free memory was 849.7 MB in the beginning and 826.8 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:16,704 INFO L168 Benchmark]: Boogie Preprocessor took 376.81 ms. Allocated memory is still 1.0 GB. Free memory was 826.8 MB in the beginning and 803.9 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:16,714 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 4115.04 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 849.7 MB in the end (delta: 106.3 MB). Peak memory consumption was 106.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 421.68 ms. Allocated memory is still 1.0 GB. Free memory was 849.7 MB in the beginning and 826.8 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 376.81 ms. Allocated memory is still 1.0 GB. Free memory was 826.8 MB in the beginning and 803.9 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...