./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem02_label40.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/Problem02_label40.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 cf5fe32b34f3bdb04ccea0560b6f352942ab84d1 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem02_label40.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 cf5fe32b34f3bdb04ccea0560b6f352942ab84d1 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 20:40:09,725 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:40:09,730 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:40:09,753 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:40:09,754 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:40:09,756 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:40:09,759 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:40:09,773 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:40:09,779 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:40:09,783 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:40:09,784 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:40:09,788 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:40:09,790 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:40:09,792 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:40:09,794 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:40:09,797 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:40:09,798 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:40:09,800 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:40:09,804 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:40:09,809 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:40:09,814 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:40:09,819 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:40:09,821 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:40:09,824 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:40:09,829 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:40:09,829 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:40:09,830 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:40:09,831 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:40:09,834 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:40:09,835 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:40:09,835 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:40:09,836 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:40:09,839 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:40:09,840 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:40:09,841 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:40:09,842 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:40:09,844 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:40:09,845 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:40:09,845 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:40:09,846 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:40:09,848 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:40:09,850 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:40:09,876 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:40:09,880 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:40:09,882 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:40:09,882 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:40:09,882 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:40:09,882 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:40:09,883 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:40:09,883 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:40:09,883 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:40:09,883 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:40:09,884 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:40:09,884 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:40:09,886 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:40:09,886 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:40:09,886 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:40:09,887 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:40:09,887 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:40:09,887 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:40:09,887 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:40:09,889 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:40:09,889 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:40:09,889 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:40:09,889 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:40:09,890 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:40:09,890 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:40:09,892 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:40:09,892 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:40:09,892 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:40:09,893 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:40:09,893 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 -> cf5fe32b34f3bdb04ccea0560b6f352942ab84d1 [2019-11-24 20:40:10,352 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:40:10,373 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:40:10,377 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:40:10,384 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:40:10,385 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:40:10,386 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label40.c [2019-11-24 20:40:10,489 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/47a14eb95/6aff10d801cd4bd9afb97d0d21c1de3f/FLAG708d272f0 [2019-11-24 20:40:11,349 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:40:11,351 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label40.c [2019-11-24 20:40:11,375 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/47a14eb95/6aff10d801cd4bd9afb97d0d21c1de3f/FLAG708d272f0 [2019-11-24 20:40:11,529 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/47a14eb95/6aff10d801cd4bd9afb97d0d21c1de3f [2019-11-24 20:40:11,533 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:40:11,535 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:40:11,543 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:40:11,543 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:40:11,548 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:40:11,550 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:40:11" (1/1) ... [2019-11-24 20:40:11,557 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2de9f55c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:11, skipping insertion in model container [2019-11-24 20:40:11,557 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:40:11" (1/1) ... [2019-11-24 20:40:11,573 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:40:11,648 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:40:12,372 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:40:12,389 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:40:12,594 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:40:12,621 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:40:12,622 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:12 WrapperNode [2019-11-24 20:40:12,622 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:40:12,627 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:40:12,627 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:40:12,627 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:40:12,635 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:12" (1/1) ... [2019-11-24 20:40:12,670 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:12" (1/1) ... [2019-11-24 20:40:12,759 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:40:12,760 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:40:12,760 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:40:12,760 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:40:12,768 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:12" (1/1) ... [2019-11-24 20:40:12,769 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:12" (1/1) ... [2019-11-24 20:40:12,791 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:12" (1/1) ... [2019-11-24 20:40:12,792 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:12" (1/1) ... [2019-11-24 20:40:12,835 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:12" (1/1) ... [2019-11-24 20:40:12,857 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:12" (1/1) ... [2019-11-24 20:40:12,877 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:12" (1/1) ... [2019-11-24 20:40:12,892 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:40:12,906 INFO L168 Benchmark]: Toolchain (without parser) took 1364.28 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 960.7 MB in the end (delta: -477.9 kB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:40:12,907 INFO L168 Benchmark]: CDTParser took 2.57 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 20:40:12,912 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1079.69 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 972.2 MB in the end (delta: -11.9 MB). Peak memory consumption was 21.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:12,913 INFO L168 Benchmark]: Boogie Procedure Inliner took 133.00 ms. Allocated memory is still 1.0 GB. Free memory was 972.2 MB in the beginning and 966.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:12,914 INFO L168 Benchmark]: Boogie Preprocessor took 136.93 ms. Allocated memory is still 1.0 GB. Free memory was 966.5 MB in the beginning and 960.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:12,920 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.57 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 1079.69 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 972.2 MB in the end (delta: -11.9 MB). Peak memory consumption was 21.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 133.00 ms. Allocated memory is still 1.0 GB. Free memory was 972.2 MB in the beginning and 966.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 136.93 ms. Allocated memory is still 1.0 GB. Free memory was 966.5 MB in the beginning and 960.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 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 0.1.24-32f2683 [2019-11-24 20:40:15,675 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:40:15,677 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:40:15,699 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:40:15,701 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:40:15,707 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:40:15,709 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:40:15,721 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:40:15,727 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:40:15,732 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:40:15,733 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:40:15,737 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:40:15,740 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:40:15,742 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:40:15,743 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:40:15,746 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:40:15,747 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:40:15,748 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:40:15,750 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:40:15,756 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:40:15,762 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:40:15,767 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:40:15,769 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:40:15,772 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:40:15,777 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:40:15,777 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:40:15,780 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:40:15,781 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:40:15,782 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:40:15,786 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:40:15,786 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:40:15,787 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:40:15,787 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:40:15,788 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:40:15,789 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:40:15,792 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:40:15,793 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:40:15,794 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:40:15,794 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:40:15,795 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:40:15,795 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:40:15,798 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:40:15,827 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:40:15,827 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:40:15,831 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:40:15,831 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:40:15,831 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:40:15,833 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:40:15,833 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:40:15,833 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:40:15,833 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:40:15,834 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:40:15,835 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:40:15,835 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:40:15,836 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:40:15,836 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:40:15,836 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:40:15,837 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:40:15,839 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:40:15,839 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:40:15,839 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:40:15,839 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:40:15,840 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:40:15,840 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:40:15,840 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:40:15,840 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:40:15,840 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:40:15,841 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:40:15,841 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:40:15,844 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:40:15,844 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:40:15,844 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:40:15,845 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:40:15,846 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 -> cf5fe32b34f3bdb04ccea0560b6f352942ab84d1 [2019-11-24 20:40:16,300 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:40:16,317 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:40:16,326 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:40:16,327 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:40:16,328 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:40:16,329 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label40.c [2019-11-24 20:40:16,436 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/deea46194/5deab5c50ebf494599663dc9abe4f446/FLAG5216ad9ed [2019-11-24 20:40:17,340 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:40:17,341 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label40.c [2019-11-24 20:40:17,371 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/deea46194/5deab5c50ebf494599663dc9abe4f446/FLAG5216ad9ed [2019-11-24 20:40:17,481 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/deea46194/5deab5c50ebf494599663dc9abe4f446 [2019-11-24 20:40:17,487 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:40:17,489 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:40:17,493 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:40:17,493 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:40:17,496 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:40:17,501 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:40:17" (1/1) ... [2019-11-24 20:40:17,508 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65aa4a6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:17, skipping insertion in model container [2019-11-24 20:40:17,508 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:40:17" (1/1) ... [2019-11-24 20:40:17,521 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:40:17,599 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:40:18,362 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:40:18,377 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:40:18,584 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:40:18,604 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:40:18,605 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:18 WrapperNode [2019-11-24 20:40:18,605 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:40:18,606 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:40:18,606 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:40:18,608 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:40:18,615 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:18" (1/1) ... [2019-11-24 20:40:18,648 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:18" (1/1) ... [2019-11-24 20:40:18,727 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:40:18,727 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:40:18,728 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:40:18,728 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:40:18,736 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:18" (1/1) ... [2019-11-24 20:40:18,736 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:18" (1/1) ... [2019-11-24 20:40:18,760 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:18" (1/1) ... [2019-11-24 20:40:18,760 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:18" (1/1) ... [2019-11-24 20:40:18,802 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:18" (1/1) ... [2019-11-24 20:40:18,833 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:18" (1/1) ... [2019-11-24 20:40:18,843 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:18" (1/1) ... [2019-11-24 20:40:18,868 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:40:18,874 INFO L168 Benchmark]: Toolchain (without parser) took 1382.00 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 956.5 MB in the end (delta: 5.2 MB). Peak memory consumption was 5.3 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:18,875 INFO L168 Benchmark]: CDTParser took 1.51 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 20:40:18,876 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1112.35 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 967.9 MB in the end (delta: -6.2 MB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:18,877 INFO L168 Benchmark]: Boogie Procedure Inliner took 121.29 ms. Allocated memory is still 1.0 GB. Free memory was 967.9 MB in the beginning and 962.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:18,879 INFO L168 Benchmark]: Boogie Preprocessor took 141.06 ms. Allocated memory is still 1.0 GB. Free memory was 962.2 MB in the beginning and 956.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:18,888 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.51 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 1112.35 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 967.9 MB in the end (delta: -6.2 MB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 121.29 ms. Allocated memory is still 1.0 GB. Free memory was 967.9 MB in the beginning and 962.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 141.06 ms. Allocated memory is still 1.0 GB. Free memory was 962.2 MB in the beginning and 956.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...