./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem06_label18.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/Problem06_label18.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 7e82a0d9068c7f97a5e587f3a21261646892ef93 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem06_label18.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 7e82a0d9068c7f97a5e587f3a21261646892ef93 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:37:24,999 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:37:25,005 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:37:25,039 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:37:25,041 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:37:25,044 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:37:25,047 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:37:25,066 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:37:25,070 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:37:25,074 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:37:25,075 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:37:25,082 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:37:25,082 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:37:25,089 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:37:25,091 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:37:25,095 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:37:25,097 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:37:25,103 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:37:25,106 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:37:25,116 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:37:25,121 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:37:25,127 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:37:25,130 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:37:25,133 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:37:25,141 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:37:25,142 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:37:25,145 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:37:25,147 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:37:25,148 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:37:25,149 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:37:25,150 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:37:25,151 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:37:25,153 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:37:25,155 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:37:25,159 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:37:25,159 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:37:25,161 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:37:25,162 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:37:25,164 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:37:25,166 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:37:25,170 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:37:25,171 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:37:25,211 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:37:25,211 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:37:25,216 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:37:25,217 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:37:25,217 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:37:25,219 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:37:25,219 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:37:25,219 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:37:25,220 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:37:25,220 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:37:25,223 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:37:25,223 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:37:25,224 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:37:25,224 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:37:25,225 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:37:25,227 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:37:25,227 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:37:25,227 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:37:25,228 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:37:25,228 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:37:25,228 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:37:25,229 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:37:25,232 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:37:25,232 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:37:25,232 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:37:25,233 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:37:25,233 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:37:25,233 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:37:25,234 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 -> 7e82a0d9068c7f97a5e587f3a21261646892ef93 [2019-11-26 16:37:25,791 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:37:25,819 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:37:25,828 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:37:25,834 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:37:25,835 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:37:25,836 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label18.c [2019-11-26 16:37:26,009 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/56002efa3/46455ca5e32943bc959ad31f0b344570/FLAG12cd5648b [2019-11-26 16:37:28,001 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:37:28,005 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label18.c [2019-11-26 16:37:28,130 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/56002efa3/46455ca5e32943bc959ad31f0b344570/FLAG12cd5648b [2019-11-26 16:37:28,170 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/56002efa3/46455ca5e32943bc959ad31f0b344570 [2019-11-26 16:37:28,179 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:37:28,183 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:37:28,188 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:37:28,191 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:37:28,199 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:37:28,203 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:37:28" (1/1) ... [2019-11-26 16:37:28,210 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71eff41a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:28, skipping insertion in model container [2019-11-26 16:37:28,210 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:37:28" (1/1) ... [2019-11-26 16:37:28,231 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:37:28,805 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:37:33,184 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:37:33,200 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:37:35,759 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:37:35,881 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:37:35,882 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:35 WrapperNode [2019-11-26 16:37:35,883 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:37:35,884 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:37:35,886 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:37:35,886 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:37:35,908 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:35" (1/1) ... [2019-11-26 16:37:36,047 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:35" (1/1) ... [2019-11-26 16:37:36,564 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:37:36,569 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:37:36,569 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:37:36,569 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:37:36,591 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:35" (1/1) ... [2019-11-26 16:37:36,594 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:35" (1/1) ... [2019-11-26 16:37:36,702 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:35" (1/1) ... [2019-11-26 16:37:36,703 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:35" (1/1) ... [2019-11-26 16:37:36,978 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:35" (1/1) ... [2019-11-26 16:37:37,071 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:35" (1/1) ... [2019-11-26 16:37:37,173 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:35" (1/1) ... [2019-11-26 16:37:37,294 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:37:37,302 INFO L168 Benchmark]: Toolchain (without parser) took 9113.86 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 784.3 MB in the end (delta: 148.7 MB). Peak memory consumption was 148.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:37:37,304 INFO L168 Benchmark]: CDTParser took 1.39 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 16:37:37,307 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7695.73 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 906.4 MB in the end (delta: 26.7 MB). Peak memory consumption was 274.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:37:37,309 INFO L168 Benchmark]: Boogie Procedure Inliner took 684.05 ms. Allocated memory is still 1.0 GB. Free memory was 906.4 MB in the beginning and 835.8 MB in the end (delta: 70.6 MB). Peak memory consumption was 70.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:37:37,315 INFO L168 Benchmark]: Boogie Preprocessor took 725.67 ms. Allocated memory is still 1.0 GB. Free memory was 835.8 MB in the beginning and 784.3 MB in the end (delta: 51.4 MB). Peak memory consumption was 51.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:37:37,326 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.39 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 7695.73 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 906.4 MB in the end (delta: 26.7 MB). Peak memory consumption was 274.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 684.05 ms. Allocated memory is still 1.0 GB. Free memory was 906.4 MB in the beginning and 835.8 MB in the end (delta: 70.6 MB). Peak memory consumption was 70.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 725.67 ms. Allocated memory is still 1.0 GB. Free memory was 835.8 MB in the beginning and 784.3 MB in the end (delta: 51.4 MB). Peak memory consumption was 51.4 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 0.1.24-025d5a2 [2019-11-26 16:37:41,440 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:37:41,445 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:37:41,469 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:37:41,470 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:37:41,484 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:37:41,487 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:37:41,504 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:37:41,507 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:37:41,513 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:37:41,515 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:37:41,521 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:37:41,522 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:37:41,528 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:37:41,533 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:37:41,535 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:37:41,536 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:37:41,543 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:37:41,546 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:37:41,556 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:37:41,562 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:37:41,571 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:37:41,573 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:37:41,577 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:37:41,585 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:37:41,585 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:37:41,586 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:37:41,591 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:37:41,592 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:37:41,593 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:37:41,593 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:37:41,594 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:37:41,597 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:37:41,599 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:37:41,603 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:37:41,604 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:37:41,605 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:37:41,607 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:37:41,607 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:37:41,608 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:37:41,612 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:37:41,614 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:37:41,657 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:37:41,660 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:37:41,663 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:37:41,665 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:37:41,665 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:37:41,666 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:37:41,666 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:37:41,667 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:37:41,668 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:37:41,668 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:37:41,671 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:37:41,671 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:37:41,672 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:37:41,672 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:37:41,676 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:37:41,676 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:37:41,677 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:37:41,677 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:37:41,678 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:37:41,678 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:37:41,678 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:37:41,679 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:37:41,679 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:37:41,683 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:37:41,683 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:37:41,684 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:37:41,684 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:37:41,685 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:37:41,685 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:37:41,685 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:37:41,687 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 -> 7e82a0d9068c7f97a5e587f3a21261646892ef93 [2019-11-26 16:37:42,263 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:37:42,291 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:37:42,298 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:37:42,304 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:37:42,304 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:37:42,307 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label18.c [2019-11-26 16:37:42,449 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/49caafa9f/35d34812762449d491a6495b91e091df/FLAG1080a1dab [2019-11-26 16:37:44,396 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:37:44,399 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label18.c [2019-11-26 16:37:44,507 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/49caafa9f/35d34812762449d491a6495b91e091df/FLAG1080a1dab [2019-11-26 16:37:44,818 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/49caafa9f/35d34812762449d491a6495b91e091df [2019-11-26 16:37:44,830 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:37:44,833 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:37:44,838 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:37:44,838 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:37:44,847 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:37:44,848 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:37:44" (1/1) ... [2019-11-26 16:37:44,858 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65159f28 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:44, skipping insertion in model container [2019-11-26 16:37:44,858 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:37:44" (1/1) ... [2019-11-26 16:37:44,878 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:37:45,460 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:37:49,793 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:37:49,811 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:37:52,498 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:37:52,637 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:37:52,640 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:52 WrapperNode [2019-11-26 16:37:52,641 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:37:52,644 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:37:52,644 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:37:52,644 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:37:52,671 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:52" (1/1) ... [2019-11-26 16:37:52,819 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:52" (1/1) ... [2019-11-26 16:37:53,345 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:37:53,351 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:37:53,351 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:37:53,352 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:37:53,373 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:52" (1/1) ... [2019-11-26 16:37:53,374 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:52" (1/1) ... [2019-11-26 16:37:53,486 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:52" (1/1) ... [2019-11-26 16:37:53,489 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:52" (1/1) ... [2019-11-26 16:37:53,759 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:52" (1/1) ... [2019-11-26 16:37:53,859 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:52" (1/1) ... [2019-11-26 16:37:53,967 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:52" (1/1) ... [2019-11-26 16:37:54,033 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:37:54,042 INFO L168 Benchmark]: Toolchain (without parser) took 9205.12 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 937.3 MB in the beginning and 756.3 MB in the end (delta: 181.1 MB). Peak memory consumption was 181.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:37:54,042 INFO L168 Benchmark]: CDTParser took 0.42 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:37:54,046 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7805.42 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 937.3 MB in the beginning and 883.7 MB in the end (delta: 53.7 MB). Peak memory consumption was 273.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:37:54,047 INFO L168 Benchmark]: Boogie Procedure Inliner took 706.99 ms. Allocated memory is still 1.0 GB. Free memory was 883.7 MB in the beginning and 808.0 MB in the end (delta: 75.7 MB). Peak memory consumption was 75.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:37:54,049 INFO L168 Benchmark]: Boogie Preprocessor took 684.09 ms. Allocated memory is still 1.0 GB. Free memory was 808.0 MB in the beginning and 756.3 MB in the end (delta: 51.7 MB). Peak memory consumption was 51.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:37:54,055 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 7805.42 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 937.3 MB in the beginning and 883.7 MB in the end (delta: 53.7 MB). Peak memory consumption was 273.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 706.99 ms. Allocated memory is still 1.0 GB. Free memory was 883.7 MB in the beginning and 808.0 MB in the end (delta: 75.7 MB). Peak memory consumption was 75.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 684.09 ms. Allocated memory is still 1.0 GB. Free memory was 808.0 MB in the beginning and 756.3 MB in the end (delta: 51.7 MB). Peak memory consumption was 51.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...