./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem02_label24.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_label24.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 ae8b9d15518dcb8efb3092579c510710d5de6c08 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label24.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 ae8b9d15518dcb8efb3092579c510710d5de6c08 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 20:40:05,010 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:40:05,016 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:40:05,048 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:40:05,048 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:40:05,052 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:40:05,057 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:40:05,075 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:40:05,077 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:40:05,081 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:40:05,086 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:40:05,091 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:40:05,092 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:40:05,098 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:40:05,100 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:40:05,105 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:40:05,106 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:40:05,111 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:40:05,115 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:40:05,124 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:40:05,132 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:40:05,139 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:40:05,144 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:40:05,146 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:40:05,155 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:40:05,156 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:40:05,156 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:40:05,158 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:40:05,159 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:40:05,162 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:40:05,162 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:40:05,165 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:40:05,166 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:40:05,170 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:40:05,173 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:40:05,175 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:40:05,176 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:40:05,180 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:40:05,180 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:40:05,182 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:40:05,186 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:40:05,187 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:40:05,229 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:40:05,231 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:40:05,235 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:40:05,237 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:40:05,237 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:40:05,237 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:40:05,240 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:40:05,240 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:40:05,241 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:40:05,241 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:40:05,242 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:40:05,243 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:40:05,244 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:40:05,244 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:40:05,246 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:40:05,246 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:40:05,246 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:40:05,247 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:40:05,248 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:40:05,248 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:40:05,248 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:40:05,251 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:40:05,251 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:40:05,251 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:40:05,252 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:40:05,252 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:40:05,252 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:40:05,254 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:40:05,254 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:40:05,254 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 -> ae8b9d15518dcb8efb3092579c510710d5de6c08 [2019-11-24 20:40:05,858 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:40:05,891 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:40:05,899 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:40:05,903 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:40:05,904 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:40:05,906 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label24.c [2019-11-24 20:40:06,065 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4805d2564/4ab806c6d60d4e8b826ddddefee0df3a/FLAG927cbb00b [2019-11-24 20:40:07,298 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:40:07,299 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label24.c [2019-11-24 20:40:07,328 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4805d2564/4ab806c6d60d4e8b826ddddefee0df3a/FLAG927cbb00b [2019-11-24 20:40:07,738 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4805d2564/4ab806c6d60d4e8b826ddddefee0df3a [2019-11-24 20:40:07,743 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:40:07,751 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:40:07,758 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:40:07,761 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:40:07,768 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:40:07,772 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:40:07" (1/1) ... [2019-11-24 20:40:07,778 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5421ec35 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:07, skipping insertion in model container [2019-11-24 20:40:07,781 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:40:07" (1/1) ... [2019-11-24 20:40:07,801 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:40:07,911 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:40:08,844 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:40:08,858 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:40:09,277 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:40:09,334 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:40:09,337 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:09 WrapperNode [2019-11-24 20:40:09,338 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:40:09,339 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:40:09,341 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:40:09,341 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:40:09,359 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:09" (1/1) ... [2019-11-24 20:40:09,411 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:09" (1/1) ... [2019-11-24 20:40:09,558 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:40:09,560 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:40:09,560 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:40:09,561 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:40:09,583 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:09" (1/1) ... [2019-11-24 20:40:09,586 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:09" (1/1) ... [2019-11-24 20:40:09,611 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:09" (1/1) ... [2019-11-24 20:40:09,612 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:09" (1/1) ... [2019-11-24 20:40:09,664 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:09" (1/1) ... [2019-11-24 20:40:09,700 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:09" (1/1) ... [2019-11-24 20:40:09,721 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:09" (1/1) ... [2019-11-24 20:40:09,745 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:40:09,760 INFO L168 Benchmark]: Toolchain (without parser) took 2003.52 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 966.6 MB in the end (delta: -6.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:40:09,763 INFO L168 Benchmark]: CDTParser took 2.99 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 20:40:09,767 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1580.80 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 978.0 MB in the end (delta: -17.8 MB). Peak memory consumption was 33.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:09,768 INFO L168 Benchmark]: Boogie Procedure Inliner took 220.70 ms. Allocated memory is still 1.0 GB. Free memory was 978.0 MB in the beginning and 972.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:09,770 INFO L168 Benchmark]: Boogie Preprocessor took 191.06 ms. Allocated memory is still 1.0 GB. Free memory was 972.3 MB in the beginning and 966.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:09,784 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.99 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 1580.80 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 978.0 MB in the end (delta: -17.8 MB). Peak memory consumption was 33.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 220.70 ms. Allocated memory is still 1.0 GB. Free memory was 978.0 MB in the beginning and 972.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 191.06 ms. Allocated memory is still 1.0 GB. Free memory was 972.3 MB in the beginning and 966.6 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 20:40:13,729 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:40:13,733 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:40:13,766 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:40:13,766 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:40:13,771 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:40:13,773 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:40:13,789 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:40:13,792 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:40:13,797 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:40:13,800 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:40:13,804 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:40:13,807 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:40:13,811 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:40:13,814 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:40:13,818 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:40:13,820 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:40:13,825 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:40:13,829 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:40:13,837 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:40:13,843 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:40:13,850 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:40:13,851 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:40:13,856 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:40:13,862 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:40:13,862 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:40:13,863 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:40:13,865 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:40:13,865 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:40:13,868 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:40:13,869 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:40:13,872 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:40:13,873 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:40:13,877 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:40:13,879 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:40:13,881 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:40:13,882 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:40:13,884 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:40:13,884 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:40:13,885 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:40:13,891 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:40:13,892 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:40:13,934 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:40:13,935 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:40:13,941 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:40:13,941 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:40:13,942 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:40:13,942 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:40:13,942 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:40:13,943 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:40:13,944 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:40:13,944 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:40:13,945 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:40:13,947 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:40:13,947 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:40:13,948 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:40:13,949 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:40:13,950 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:40:13,950 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:40:13,950 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:40:13,952 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:40:13,952 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:40:13,952 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:40:13,953 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:40:13,953 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:40:13,955 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:40:13,955 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:40:13,955 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:40:13,956 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:40:13,956 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:40:13,957 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:40:13,957 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:40:13,960 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:40:13,960 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 -> ae8b9d15518dcb8efb3092579c510710d5de6c08 [2019-11-24 20:40:14,542 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:40:14,574 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:40:14,582 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:40:14,588 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:40:14,590 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:40:14,591 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label24.c [2019-11-24 20:40:14,747 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/33f913422/24196af30d134336bfd12c97ccc85224/FLAG606d69d07 [2019-11-24 20:40:16,012 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:40:16,016 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label24.c [2019-11-24 20:40:16,055 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/33f913422/24196af30d134336bfd12c97ccc85224/FLAG606d69d07 [2019-11-24 20:40:16,097 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/33f913422/24196af30d134336bfd12c97ccc85224 [2019-11-24 20:40:16,106 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:40:16,109 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:40:16,113 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:40:16,117 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:40:16,124 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:40:16,126 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:40:16" (1/1) ... [2019-11-24 20:40:16,137 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70cb08cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:16, skipping insertion in model container [2019-11-24 20:40:16,137 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:40:16" (1/1) ... [2019-11-24 20:40:16,152 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:40:16,241 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:40:17,227 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:40:17,253 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:40:17,543 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:40:17,584 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:40:17,588 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:17 WrapperNode [2019-11-24 20:40:17,589 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:40:17,590 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:40:17,590 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:40:17,592 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:40:17,615 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:17" (1/1) ... [2019-11-24 20:40:17,670 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:17" (1/1) ... [2019-11-24 20:40:17,855 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:40:17,856 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:40:17,856 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:40:17,856 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:40:17,880 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:17" (1/1) ... [2019-11-24 20:40:17,883 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:17" (1/1) ... [2019-11-24 20:40:17,901 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:17" (1/1) ... [2019-11-24 20:40:17,902 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:17" (1/1) ... [2019-11-24 20:40:17,964 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:17" (1/1) ... [2019-11-24 20:40:18,006 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:17" (1/1) ... [2019-11-24 20:40:18,025 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:17" (1/1) ... [2019-11-24 20:40:18,043 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:40:18,053 INFO L168 Benchmark]: Toolchain (without parser) took 1941.06 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 960.8 MB in the end (delta: 930.7 kB). Peak memory consumption was 996.2 kB. Max. memory is 12.5 GB. [2019-11-24 20:40:18,055 INFO L168 Benchmark]: CDTParser took 2.82 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 20:40:18,061 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1476.50 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 972.2 MB in the end (delta: -10.5 MB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:18,062 INFO L168 Benchmark]: Boogie Procedure Inliner took 265.32 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 20:40:18,065 INFO L168 Benchmark]: Boogie Preprocessor took 190.94 ms. Allocated memory is still 1.0 GB. Free memory was 966.5 MB in the beginning and 960.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:18,076 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.82 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 1476.50 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 972.2 MB in the end (delta: -10.5 MB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 265.32 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 190.94 ms. Allocated memory is still 1.0 GB. Free memory was 966.5 MB in the beginning and 960.8 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...