./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem04_label31.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/Problem04_label31.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 e22aca670eebcc48bb749d0b781a89489aaaae48 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem04_label31.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 e22aca670eebcc48bb749d0b781a89489aaaae48 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 20:41:30,600 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:41:30,604 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:41:30,626 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:41:30,628 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:41:30,633 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:41:30,636 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:41:30,650 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:41:30,654 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:41:30,660 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:41:30,661 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:41:30,665 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:41:30,666 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:41:30,670 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:41:30,672 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:41:30,673 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:41:30,676 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:41:30,678 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:41:30,683 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:41:30,686 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:41:30,693 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:41:30,694 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:41:30,698 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:41:30,702 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:41:30,707 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:41:30,708 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:41:30,708 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:41:30,712 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:41:30,712 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:41:30,713 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:41:30,716 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:41:30,717 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:41:30,717 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:41:30,718 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:41:30,723 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:41:30,723 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:41:30,724 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:41:30,724 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:41:30,725 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:41:30,726 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:41:30,729 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:41:30,731 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:41:30,760 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:41:30,760 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:41:30,766 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:41:30,766 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:41:30,766 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:41:30,767 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:41:30,767 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:41:30,767 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:41:30,767 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:41:30,768 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:41:30,769 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:41:30,769 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:41:30,769 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:41:30,769 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:41:30,770 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:41:30,770 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:41:30,772 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:41:30,772 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:41:30,772 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:41:30,772 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:41:30,773 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:41:30,773 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:41:30,773 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:41:30,773 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:41:30,773 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:41:30,775 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:41:30,775 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:41:30,775 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:41:30,775 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:41:30,775 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 -> e22aca670eebcc48bb749d0b781a89489aaaae48 [2019-11-24 20:41:31,265 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:41:31,283 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:41:31,289 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:41:31,292 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:41:31,293 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:41:31,296 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label31.c [2019-11-24 20:41:31,405 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ef9c5ed12/be7195fda2e64f97a05801048b0136a5/FLAGc357993ec [2019-11-24 20:41:32,558 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:41:32,559 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label31.c [2019-11-24 20:41:32,621 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ef9c5ed12/be7195fda2e64f97a05801048b0136a5/FLAGc357993ec [2019-11-24 20:41:32,937 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ef9c5ed12/be7195fda2e64f97a05801048b0136a5 [2019-11-24 20:41:32,940 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:41:32,942 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:41:32,952 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:41:32,952 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:41:32,955 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:41:32,959 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:41:32" (1/1) ... [2019-11-24 20:41:32,961 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1fac7363 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:32, skipping insertion in model container [2019-11-24 20:41:32,962 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:41:32" (1/1) ... [2019-11-24 20:41:32,968 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:41:33,198 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:41:35,155 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:41:35,170 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:41:36,058 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:41:36,115 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:41:36,116 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:36 WrapperNode [2019-11-24 20:41:36,116 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:41:36,117 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:41:36,119 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:41:36,119 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:41:36,132 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:36" (1/1) ... [2019-11-24 20:41:36,221 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:36" (1/1) ... [2019-11-24 20:41:36,526 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:41:36,528 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:41:36,528 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:41:36,528 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:41:36,543 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:36" (1/1) ... [2019-11-24 20:41:36,547 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:36" (1/1) ... [2019-11-24 20:41:36,584 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:36" (1/1) ... [2019-11-24 20:41:36,584 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:36" (1/1) ... [2019-11-24 20:41:36,714 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:36" (1/1) ... [2019-11-24 20:41:36,758 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:36" (1/1) ... [2019-11-24 20:41:36,786 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:36" (1/1) ... [2019-11-24 20:41:36,826 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:41:36,834 INFO L168 Benchmark]: Toolchain (without parser) took 3886.78 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 751.7 MB in the end (delta: 192.8 MB). Peak memory consumption was 192.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:36,835 INFO L168 Benchmark]: CDTParser took 0.71 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. [2019-11-24 20:41:36,838 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3164.88 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 820.4 MB in the end (delta: 124.1 MB). Peak memory consumption was 124.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:36,842 INFO L168 Benchmark]: Boogie Procedure Inliner took 410.58 ms. Allocated memory is still 1.0 GB. Free memory was 820.4 MB in the beginning and 780.3 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:36,844 INFO L168 Benchmark]: Boogie Preprocessor took 298.85 ms. Allocated memory is still 1.0 GB. Free memory was 780.3 MB in the beginning and 751.7 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:36,851 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.71 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 3164.88 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 820.4 MB in the end (delta: 124.1 MB). Peak memory consumption was 124.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 410.58 ms. Allocated memory is still 1.0 GB. Free memory was 820.4 MB in the beginning and 780.3 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 298.85 ms. Allocated memory is still 1.0 GB. Free memory was 780.3 MB in the beginning and 751.7 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 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 20:41:39,539 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:41:39,543 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:41:39,563 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:41:39,564 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:41:39,576 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:41:39,577 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:41:39,580 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:41:39,596 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:41:39,599 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:41:39,601 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:41:39,606 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:41:39,606 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:41:39,609 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:41:39,611 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:41:39,615 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:41:39,616 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:41:39,618 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:41:39,620 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:41:39,627 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:41:39,632 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:41:39,638 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:41:39,639 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:41:39,640 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:41:39,646 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:41:39,649 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:41:39,649 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:41:39,651 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:41:39,651 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:41:39,654 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:41:39,655 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:41:39,656 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:41:39,656 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:41:39,659 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:41:39,661 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:41:39,662 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:41:39,663 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:41:39,664 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:41:39,665 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:41:39,666 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:41:39,668 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:41:39,670 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:41:39,699 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:41:39,699 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:41:39,704 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:41:39,704 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:41:39,704 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:41:39,704 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:41:39,705 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:41:39,705 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:41:39,705 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:41:39,705 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:41:39,706 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:41:39,708 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:41:39,708 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:41:39,708 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:41:39,709 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:41:39,709 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:41:39,709 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:41:39,709 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:41:39,709 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:41:39,711 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:41:39,711 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:41:39,711 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:41:39,711 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:41:39,712 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:41:39,712 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:41:39,714 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:41:39,714 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:41:39,714 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:41:39,714 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:41:39,715 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:41:39,716 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:41:39,716 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 -> e22aca670eebcc48bb749d0b781a89489aaaae48 [2019-11-24 20:41:40,131 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:41:40,150 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:41:40,154 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:41:40,158 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:41:40,159 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:41:40,160 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label31.c [2019-11-24 20:41:40,254 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/53165f37f/0aa1da4d21e445d9a3572ba00ce04d64/FLAG25cee3446 [2019-11-24 20:41:41,368 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:41:41,369 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label31.c [2019-11-24 20:41:41,420 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/53165f37f/0aa1da4d21e445d9a3572ba00ce04d64/FLAG25cee3446 [2019-11-24 20:41:41,791 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/53165f37f/0aa1da4d21e445d9a3572ba00ce04d64 [2019-11-24 20:41:41,797 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:41:41,801 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:41:41,804 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:41:41,804 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:41:41,810 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:41:41,811 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:41:41" (1/1) ... [2019-11-24 20:41:41,818 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79f652c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:41, skipping insertion in model container [2019-11-24 20:41:41,819 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:41:41" (1/1) ... [2019-11-24 20:41:41,834 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:41:42,036 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:41:44,003 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:41:44,015 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:41:45,034 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:41:45,092 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:41:45,093 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:45 WrapperNode [2019-11-24 20:41:45,096 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:41:45,097 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:41:45,097 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:41:45,098 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:41:45,114 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:45" (1/1) ... [2019-11-24 20:41:45,188 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:45" (1/1) ... [2019-11-24 20:41:45,483 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:41:45,484 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:41:45,484 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:41:45,484 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:41:45,500 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:45" (1/1) ... [2019-11-24 20:41:45,500 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:45" (1/1) ... [2019-11-24 20:41:45,553 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:45" (1/1) ... [2019-11-24 20:41:45,553 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:45" (1/1) ... [2019-11-24 20:41:45,728 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:45" (1/1) ... [2019-11-24 20:41:45,783 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:45" (1/1) ... [2019-11-24 20:41:45,816 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:45" (1/1) ... [2019-11-24 20:41:45,862 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:41:45,869 INFO L168 Benchmark]: Toolchain (without parser) took 4063.83 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 734.4 MB in the end (delta: 210.1 MB). Peak memory consumption was 210.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:45,872 INFO L168 Benchmark]: CDTParser took 2.16 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 20:41:45,873 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3292.53 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 803.2 MB in the end (delta: 141.3 MB). Peak memory consumption was 141.3 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:45,877 INFO L168 Benchmark]: Boogie Procedure Inliner took 386.62 ms. Allocated memory is still 1.0 GB. Free memory was 803.2 MB in the beginning and 763.1 MB in the end (delta: 40.2 MB). Peak memory consumption was 40.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:45,880 INFO L168 Benchmark]: Boogie Preprocessor took 379.09 ms. Allocated memory is still 1.0 GB. Free memory was 763.1 MB in the beginning and 734.4 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:45,890 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.16 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 3292.53 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 803.2 MB in the end (delta: 141.3 MB). Peak memory consumption was 141.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 386.62 ms. Allocated memory is still 1.0 GB. Free memory was 803.2 MB in the beginning and 763.1 MB in the end (delta: 40.2 MB). Peak memory consumption was 40.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 379.09 ms. Allocated memory is still 1.0 GB. Free memory was 763.1 MB in the beginning and 734.4 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...