./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem18_label53.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_label53.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 e743c1c7d5a4716717006e39b7cebdcab40edb4e ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label53.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 e743c1c7d5a4716717006e39b7cebdcab40edb4e .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:51:31,613 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:51:31,615 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:51:31,643 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:51:31,645 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:51:31,647 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:51:31,662 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:51:31,683 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:51:31,686 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:51:31,693 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:51:31,695 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:51:31,698 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:51:31,702 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:51:31,707 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:51:31,711 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:51:31,716 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:51:31,720 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:51:31,723 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:51:31,732 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:51:31,737 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:51:31,746 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:51:31,751 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:51:31,755 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:51:31,758 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:51:31,764 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:51:31,768 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:51:31,768 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:51:31,774 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:51:31,775 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:51:31,778 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:51:31,778 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:51:31,779 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:51:31,781 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:51:31,786 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:51:31,788 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:51:31,788 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:51:31,791 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:51:31,792 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:51:31,792 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:51:31,797 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:51:31,799 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:51:31,801 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:51:31,840 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:51:31,843 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:51:31,846 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:51:31,848 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:51:31,848 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:51:31,849 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:51:31,849 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:51:31,849 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:51:31,849 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:51:31,851 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:51:31,852 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:51:31,852 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:51:31,854 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:51:31,854 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:51:31,855 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:51:31,855 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:51:31,856 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:51:31,856 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:51:31,858 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:51:31,858 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:51:31,859 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:51:31,859 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:51:31,859 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:51:31,861 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:51:31,861 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:51:31,861 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:51:31,862 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:51:31,862 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:51:31,865 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 -> e743c1c7d5a4716717006e39b7cebdcab40edb4e [2019-11-26 16:51:32,459 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:51:32,489 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:51:32,496 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:51:32,502 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:51:32,505 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:51:32,506 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label53.c [2019-11-26 16:51:32,678 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1ad7d5350/eb3a7c6570df41e195f0d0e30bda5998/FLAG00d8ee360 [2019-11-26 16:51:34,369 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:51:34,374 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label53.c [2019-11-26 16:51:34,427 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1ad7d5350/eb3a7c6570df41e195f0d0e30bda5998/FLAG00d8ee360 [2019-11-26 16:51:34,464 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1ad7d5350/eb3a7c6570df41e195f0d0e30bda5998 [2019-11-26 16:51:34,473 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:51:34,476 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:51:34,481 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:51:34,482 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:51:34,488 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:51:34,492 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:51:34" (1/1) ... [2019-11-26 16:51:34,503 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:34, skipping insertion in model container [2019-11-26 16:51:34,503 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:51:34" (1/1) ... [2019-11-26 16:51:34,517 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:51:34,820 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:51:37,987 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:51:37,999 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:51:38,930 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:51:38,990 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:51:38,993 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:38 WrapperNode [2019-11-26 16:51:38,994 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:51:38,996 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:51:38,996 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:51:38,996 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:51:39,019 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:38" (1/1) ... [2019-11-26 16:51:39,110 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:38" (1/1) ... [2019-11-26 16:51:39,564 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:51:39,566 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:51:39,567 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:51:39,567 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:51:39,588 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:38" (1/1) ... [2019-11-26 16:51:39,591 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:38" (1/1) ... [2019-11-26 16:51:39,646 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:38" (1/1) ... [2019-11-26 16:51:39,652 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:38" (1/1) ... [2019-11-26 16:51:39,858 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:38" (1/1) ... [2019-11-26 16:51:39,926 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:38" (1/1) ... [2019-11-26 16:51:40,027 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:38" (1/1) ... [2019-11-26 16:51:40,133 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:51:40,145 INFO L168 Benchmark]: Toolchain (without parser) took 5663.17 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 804.5 MB in the end (delta: 145.7 MB). Peak memory consumption was 145.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:40,146 INFO L168 Benchmark]: CDTParser took 0.37 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:51:40,151 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4513.90 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 873.5 MB in the end (delta: 76.7 MB). Peak memory consumption was 76.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:40,153 INFO L168 Benchmark]: Boogie Procedure Inliner took 570.44 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 16:51:40,159 INFO L168 Benchmark]: Boogie Preprocessor took 567.38 ms. Allocated memory is still 1.0 GB. Free memory was 827.7 MB in the beginning and 804.5 MB in the end (delta: 23.2 MB). Peak memory consumption was 23.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:40,169 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 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 4513.90 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 873.5 MB in the end (delta: 76.7 MB). Peak memory consumption was 76.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 570.44 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 567.38 ms. Allocated memory is still 1.0 GB. Free memory was 827.7 MB in the beginning and 804.5 MB in the end (delta: 23.2 MB). Peak memory consumption was 23.2 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 16:51:44,113 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:51:44,119 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:51:44,153 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:51:44,158 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:51:44,160 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:51:44,166 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:51:44,183 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:51:44,185 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:51:44,192 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:51:44,193 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:51:44,200 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:51:44,200 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:51:44,205 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:51:44,210 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:51:44,215 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:51:44,218 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:51:44,223 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:51:44,230 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:51:44,238 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:51:44,244 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:51:44,252 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:51:44,255 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:51:44,259 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:51:44,268 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:51:44,269 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:51:44,269 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:51:44,274 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:51:44,275 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:51:44,276 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:51:44,276 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:51:44,280 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:51:44,281 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:51:44,284 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:51:44,287 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:51:44,288 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:51:44,291 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:51:44,292 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:51:44,292 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:51:44,296 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:51:44,298 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:51:44,300 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:51:44,340 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:51:44,341 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:51:44,344 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:51:44,346 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:51:44,346 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:51:44,347 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:51:44,348 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:51:44,348 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:51:44,348 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:51:44,351 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:51:44,352 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:51:44,353 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:51:44,353 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:51:44,354 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:51:44,354 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:51:44,354 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:51:44,356 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:51:44,356 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:51:44,356 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:51:44,357 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:51:44,358 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:51:44,358 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:51:44,358 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:51:44,360 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:51:44,360 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:51:44,360 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:51:44,361 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:51:44,363 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:51:44,363 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:51:44,363 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:51:44,365 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 -> e743c1c7d5a4716717006e39b7cebdcab40edb4e [2019-11-26 16:51:44,928 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:51:44,959 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:51:44,970 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:51:44,972 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:51:44,974 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:51:44,976 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label53.c [2019-11-26 16:51:45,134 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3271a38d7/10479c2106214e5591d52016aae96a2a/FLAGf6de4e036 [2019-11-26 16:51:46,919 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:51:46,922 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label53.c [2019-11-26 16:51:46,980 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3271a38d7/10479c2106214e5591d52016aae96a2a/FLAGf6de4e036 [2019-11-26 16:51:47,023 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3271a38d7/10479c2106214e5591d52016aae96a2a [2019-11-26 16:51:47,035 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:51:47,037 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:51:47,041 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:51:47,045 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:51:47,049 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:51:47,054 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:51:47" (1/1) ... [2019-11-26 16:51:47,065 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:47, skipping insertion in model container [2019-11-26 16:51:47,066 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:51:47" (1/1) ... [2019-11-26 16:51:47,087 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:51:47,359 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:51:50,028 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:51:50,043 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:51:51,312 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:51:51,373 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:51:51,377 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:51 WrapperNode [2019-11-26 16:51:51,378 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:51:51,379 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:51:51,382 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:51:51,382 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:51:51,404 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:51" (1/1) ... [2019-11-26 16:51:51,497 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:51" (1/1) ... [2019-11-26 16:51:51,796 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:51:51,799 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:51:51,799 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:51:51,800 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:51:51,820 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:51" (1/1) ... [2019-11-26 16:51:51,824 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:51" (1/1) ... [2019-11-26 16:51:51,879 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:51" (1/1) ... [2019-11-26 16:51:51,879 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:51" (1/1) ... [2019-11-26 16:51:52,054 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:51" (1/1) ... [2019-11-26 16:51:52,129 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:51" (1/1) ... [2019-11-26 16:51:52,177 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:51" (1/1) ... [2019-11-26 16:51:52,218 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:51:52,228 INFO L168 Benchmark]: Toolchain (without parser) took 5186.73 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 799.2 MB in the end (delta: 151.0 MB). Peak memory consumption was 151.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:52,229 INFO L168 Benchmark]: CDTParser took 1.87 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:51:52,234 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4337.14 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 845.1 MB in the end (delta: 105.2 MB). Peak memory consumption was 105.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:52,235 INFO L168 Benchmark]: Boogie Procedure Inliner took 419.60 ms. Allocated memory is still 1.0 GB. Free memory was 845.1 MB in the beginning and 822.2 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:52,241 INFO L168 Benchmark]: Boogie Preprocessor took 421.65 ms. Allocated memory is still 1.0 GB. Free memory was 822.2 MB in the beginning and 799.2 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:52,251 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.87 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 4337.14 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 845.1 MB in the end (delta: 105.2 MB). Peak memory consumption was 105.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 419.60 ms. Allocated memory is still 1.0 GB. Free memory was 845.1 MB in the beginning and 822.2 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 421.65 ms. Allocated memory is still 1.0 GB. Free memory was 822.2 MB in the beginning and 799.2 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...