./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem12_label28.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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/Problem12_label28.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 1828a4dc9667f797f802bfacc3a5faf37ddf48f6 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem12_label28.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 1828a4dc9667f797f802bfacc3a5faf37ddf48f6 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 15:55:36,027 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:55:36,031 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:55:36,047 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:55:36,049 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:55:36,060 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:55:36,062 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:55:36,068 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:55:36,083 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:55:36,086 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:55:36,089 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:55:36,092 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:55:36,094 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:55:36,096 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:55:36,099 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:55:36,101 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:55:36,102 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:55:36,104 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:55:36,107 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:55:36,113 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:55:36,119 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:55:36,125 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:55:36,129 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:55:36,131 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:55:36,134 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:55:36,136 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:55:36,136 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:55:36,139 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:55:36,139 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:55:36,141 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:55:36,142 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:55:36,142 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:55:36,144 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:55:36,146 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:55:36,148 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:55:36,149 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:55:36,150 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:55:36,153 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:55:36,153 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:55:36,154 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:55:36,155 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:55:36,156 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:55:36,183 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:55:36,185 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:55:36,189 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:55:36,190 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:55:36,190 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:55:36,190 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:55:36,190 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:55:36,191 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:55:36,191 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:55:36,191 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:55:36,194 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:55:36,194 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:55:36,194 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:55:36,194 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:55:36,195 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:55:36,195 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:55:36,195 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:55:36,195 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:55:36,195 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:55:36,199 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:55:36,199 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:55:36,199 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:55:36,199 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:55:36,200 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:55:36,200 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:55:36,200 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:55:36,200 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:55:36,200 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:55:36,201 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 -> 1828a4dc9667f797f802bfacc3a5faf37ddf48f6 [2019-11-27 15:55:36,712 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:55:36,728 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:55:36,736 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:55:36,738 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:55:36,738 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:55:36,739 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label28.c [2019-11-27 15:55:36,852 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b2a85fa55/6726e2085d684d3ea7c1eb7a5b7f6e69/FLAG8cd9c2004 [2019-11-27 15:55:37,940 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:55:37,945 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label28.c [2019-11-27 15:55:38,000 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b2a85fa55/6726e2085d684d3ea7c1eb7a5b7f6e69/FLAG8cd9c2004 [2019-11-27 15:55:38,394 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b2a85fa55/6726e2085d684d3ea7c1eb7a5b7f6e69 [2019-11-27 15:55:38,402 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:55:38,404 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:55:38,408 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:55:38,408 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:55:38,411 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:55:38,413 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:55:38" (1/1) ... [2019-11-27 15:55:38,423 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79f65d96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:38, skipping insertion in model container [2019-11-27 15:55:38,423 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:55:38" (1/1) ... [2019-11-27 15:55:38,445 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:55:38,640 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:55:40,433 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:55:40,445 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:55:41,308 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:55:41,357 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:55:41,359 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:41 WrapperNode [2019-11-27 15:55:41,360 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:55:41,361 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:55:41,364 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:55:41,364 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:55:41,374 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:41" (1/1) ... [2019-11-27 15:55:41,453 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:41" (1/1) ... [2019-11-27 15:55:41,900 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:55:41,903 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:55:41,904 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:55:41,904 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:55:41,920 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:41" (1/1) ... [2019-11-27 15:55:41,922 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:41" (1/1) ... [2019-11-27 15:55:41,970 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:41" (1/1) ... [2019-11-27 15:55:41,973 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:41" (1/1) ... [2019-11-27 15:55:42,173 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:41" (1/1) ... [2019-11-27 15:55:42,220 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:41" (1/1) ... [2019-11-27 15:55:42,291 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:41" (1/1) ... [2019-11-27 15:55:42,877 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:55:42,883 INFO L168 Benchmark]: Toolchain (without parser) took 4476.15 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 912.2 MB in the end (delta: 38.1 MB). Peak memory consumption was 318.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:42,883 INFO L168 Benchmark]: CDTParser took 1.66 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. [2019-11-27 15:55:42,887 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2952.59 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 819.5 MB in the end (delta: 130.8 MB). Peak memory consumption was 130.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:42,888 INFO L168 Benchmark]: Boogie Procedure Inliner took 541.89 ms. Allocated memory is still 1.0 GB. Free memory was 819.5 MB in the beginning and 750.7 MB in the end (delta: 68.8 MB). Peak memory consumption was 68.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:42,894 INFO L168 Benchmark]: Boogie Preprocessor took 974.40 ms. Allocated memory is still 1.0 GB. Free memory was 750.7 MB in the beginning and 912.2 MB in the end (delta: -161.5 MB). Peak memory consumption was 119.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:42,903 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.66 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 2952.59 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 819.5 MB in the end (delta: 130.8 MB). Peak memory consumption was 130.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 541.89 ms. Allocated memory is still 1.0 GB. Free memory was 819.5 MB in the beginning and 750.7 MB in the end (delta: 68.8 MB). Peak memory consumption was 68.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 974.40 ms. Allocated memory is still 1.0 GB. Free memory was 750.7 MB in the beginning and 912.2 MB in the end (delta: -161.5 MB). Peak memory consumption was 119.4 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 0.1.24-509859d [2019-11-27 15:55:45,573 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:55:45,579 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:55:45,600 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:55:45,602 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:55:45,606 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:55:45,610 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:55:45,621 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:55:45,628 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:55:45,633 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:55:45,634 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:55:45,638 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:55:45,638 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:55:45,641 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:55:45,643 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:55:45,645 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:55:45,649 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:55:45,649 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:55:45,652 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:55:45,658 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:55:45,664 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:55:45,668 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:55:45,671 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:55:45,673 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:55:45,678 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:55:45,678 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:55:45,679 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:55:45,682 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:55:45,682 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:55:45,683 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:55:45,686 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:55:45,686 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:55:45,687 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:55:45,688 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:55:45,692 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:55:45,693 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:55:45,694 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:55:45,694 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:55:45,694 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:55:45,695 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:55:45,698 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:55:45,698 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:55:45,728 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:55:45,728 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:55:45,730 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:55:45,732 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:55:45,732 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:55:45,732 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:55:45,732 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:55:45,733 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:55:45,734 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:55:45,734 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:55:45,735 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:55:45,735 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:55:45,735 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:55:45,736 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:55:45,737 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:55:45,737 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:55:45,737 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:55:45,737 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:55:45,737 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:55:45,739 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:55:45,739 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:55:45,739 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:55:45,739 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:55:45,740 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:55:45,742 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:55:45,742 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:55:45,742 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:55:45,742 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:55:45,743 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:55:45,743 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:55:45,744 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 -> 1828a4dc9667f797f802bfacc3a5faf37ddf48f6 [2019-11-27 15:55:46,140 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:55:46,156 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:55:46,163 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:55:46,164 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:55:46,167 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:55:46,169 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label28.c [2019-11-27 15:55:46,271 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/285c2862a/92a8a96094cf482ca22d295ef19bc9d2/FLAG0a6f24f95 [2019-11-27 15:55:47,400 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:55:47,403 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label28.c [2019-11-27 15:55:47,467 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/285c2862a/92a8a96094cf482ca22d295ef19bc9d2/FLAG0a6f24f95 [2019-11-27 15:55:47,810 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/285c2862a/92a8a96094cf482ca22d295ef19bc9d2 [2019-11-27 15:55:47,819 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:55:47,824 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:55:47,825 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:55:47,826 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:55:47,828 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:55:47,832 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:55:47" (1/1) ... [2019-11-27 15:55:47,837 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e8bcb7e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:47, skipping insertion in model container [2019-11-27 15:55:47,838 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:55:47" (1/1) ... [2019-11-27 15:55:47,851 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:55:48,042 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:55:50,149 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:55:50,160 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:55:51,252 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:55:51,298 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:55:51,302 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:51 WrapperNode [2019-11-27 15:55:51,303 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:55:51,304 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:55:51,307 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:55:51,307 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:55:51,320 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:51" (1/1) ... [2019-11-27 15:55:51,406 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:51" (1/1) ... [2019-11-27 15:55:51,632 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:55:51,636 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:55:51,636 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:55:51,638 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:55:51,652 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:51" (1/1) ... [2019-11-27 15:55:51,652 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:51" (1/1) ... [2019-11-27 15:55:51,704 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:51" (1/1) ... [2019-11-27 15:55:51,706 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:51" (1/1) ... [2019-11-27 15:55:51,874 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:51" (1/1) ... [2019-11-27 15:55:52,177 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:51" (1/1) ... [2019-11-27 15:55:52,214 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:51" (1/1) ... [2019-11-27 15:55:52,247 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:55:52,257 INFO L168 Benchmark]: Toolchain (without parser) took 4431.29 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 942.9 MB in the end (delta: 7.3 MB). Peak memory consumption was 285.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:52,257 INFO L168 Benchmark]: CDTParser took 0.27 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. [2019-11-27 15:55:52,260 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3477.93 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 767.9 MB in the end (delta: 182.3 MB). Peak memory consumption was 182.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:52,261 INFO L168 Benchmark]: Boogie Procedure Inliner took 331.90 ms. Allocated memory is still 1.0 GB. Free memory was 767.9 MB in the beginning and 733.5 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:52,264 INFO L168 Benchmark]: Boogie Preprocessor took 614.10 ms. Allocated memory is still 1.0 GB. Free memory was 733.5 MB in the beginning and 942.9 MB in the end (delta: -209.4 MB). Peak memory consumption was 68.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:52,273 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 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 3477.93 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 767.9 MB in the end (delta: 182.3 MB). Peak memory consumption was 182.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 331.90 ms. Allocated memory is still 1.0 GB. Free memory was 767.9 MB in the beginning and 733.5 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 614.10 ms. Allocated memory is still 1.0 GB. Free memory was 733.5 MB in the beginning and 942.9 MB in the end (delta: -209.4 MB). Peak memory consumption was 68.6 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...