./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem03_label08.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 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/Problem03_label08.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 44c365411dc6129e6e9156b926af4bb4824929a1 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem03_label08.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 44c365411dc6129e6e9156b926af4bb4824929a1 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:21:39,974 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:21:39,978 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:21:40,014 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:21:40,015 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:21:40,020 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:21:40,023 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:21:40,040 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:21:40,044 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:21:40,050 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:21:40,052 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:21:40,058 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:21:40,059 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:21:40,065 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:21:40,069 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:21:40,074 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:21:40,075 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:21:40,081 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:21:40,084 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:21:40,094 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:21:40,102 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:21:40,108 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:21:40,112 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:21:40,118 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:21:40,124 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:21:40,125 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:21:40,127 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:21:40,129 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:21:40,132 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:21:40,133 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:21:40,134 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:21:40,137 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:21:40,138 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:21:40,142 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:21:40,143 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:21:40,146 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:21:40,147 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:21:40,147 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:21:40,148 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:21:40,152 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:21:40,154 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:21:40,155 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:21:40,198 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:21:40,199 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:21:40,202 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:21:40,205 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:21:40,205 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:21:40,206 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:21:40,206 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:21:40,206 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:21:40,206 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:21:40,207 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:21:40,211 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:21:40,211 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:21:40,211 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:21:40,212 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:21:40,212 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:21:40,213 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:21:40,213 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:21:40,213 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:21:40,213 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:21:40,214 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:21:40,215 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:21:40,215 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:21:40,215 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:21:40,217 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:21:40,217 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:21:40,217 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:21:40,220 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:21:40,220 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:21:40,220 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 -> 44c365411dc6129e6e9156b926af4bb4824929a1 [2019-11-27 09:21:40,778 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:21:40,814 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:21:40,827 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:21:40,829 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:21:40,830 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:21:40,834 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem03_label08.c [2019-11-27 09:21:40,994 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5ec4f8f13/7f7651f927b849e191c43a612fcdac56/FLAG1e63e8c12 [2019-11-27 09:21:42,405 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:21:42,409 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem03_label08.c [2019-11-27 09:21:42,450 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5ec4f8f13/7f7651f927b849e191c43a612fcdac56/FLAG1e63e8c12 [2019-11-27 09:21:42,488 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5ec4f8f13/7f7651f927b849e191c43a612fcdac56 [2019-11-27 09:21:42,496 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:21:42,502 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:21:42,506 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:21:42,507 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:21:42,513 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:21:42,517 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:21:42" (1/1) ... [2019-11-27 09:21:42,525 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e6a88b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:42, skipping insertion in model container [2019-11-27 09:21:42,526 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:21:42" (1/1) ... [2019-11-27 09:21:42,546 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:21:42,700 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:21:44,301 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:21:44,317 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:21:44,910 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:21:44,966 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:21:44,968 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:44 WrapperNode [2019-11-27 09:21:44,969 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:21:44,973 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:21:44,973 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:21:44,974 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:21:44,993 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:44" (1/1) ... [2019-11-27 09:21:45,063 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:44" (1/1) ... [2019-11-27 09:21:45,253 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:21:45,255 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:21:45,255 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:21:45,256 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:21:45,280 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:44" (1/1) ... [2019-11-27 09:21:45,280 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:44" (1/1) ... [2019-11-27 09:21:45,296 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:44" (1/1) ... [2019-11-27 09:21:45,296 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:44" (1/1) ... [2019-11-27 09:21:45,388 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:44" (1/1) ... [2019-11-27 09:21:45,437 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:44" (1/1) ... [2019-11-27 09:21:45,470 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:44" (1/1) ... [2019-11-27 09:21:45,503 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:21:45,515 INFO L168 Benchmark]: Toolchain (without parser) took 3007.13 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 903.7 MB in the end (delta: 50.8 MB). Peak memory consumption was 50.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:45,516 INFO L168 Benchmark]: CDTParser took 0.56 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 09:21:45,520 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2463.73 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 926.7 MB in the end (delta: 27.9 MB). Peak memory consumption was 27.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:45,521 INFO L168 Benchmark]: Boogie Procedure Inliner took 281.81 ms. Allocated memory is still 1.0 GB. Free memory was 926.7 MB in the beginning and 915.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:45,525 INFO L168 Benchmark]: Boogie Preprocessor took 250.79 ms. Allocated memory is still 1.0 GB. Free memory was 915.2 MB in the beginning and 903.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:45,537 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.56 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 2463.73 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 926.7 MB in the end (delta: 27.9 MB). Peak memory consumption was 27.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 281.81 ms. Allocated memory is still 1.0 GB. Free memory was 926.7 MB in the beginning and 915.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 250.79 ms. Allocated memory is still 1.0 GB. Free memory was 915.2 MB in the beginning and 903.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 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-da95e15 [2019-11-27 09:21:49,392 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:21:49,397 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:21:49,435 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:21:49,436 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:21:49,440 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:21:49,454 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:21:49,470 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:21:49,475 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:21:49,481 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:21:49,485 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:21:49,490 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:21:49,492 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:21:49,496 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:21:49,502 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:21:49,505 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:21:49,510 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:21:49,512 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:21:49,515 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:21:49,524 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:21:49,533 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:21:49,541 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:21:49,543 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:21:49,548 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:21:49,556 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:21:49,558 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:21:49,558 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:21:49,562 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:21:49,563 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:21:49,566 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:21:49,567 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:21:49,568 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:21:49,572 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:21:49,573 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:21:49,577 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:21:49,578 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:21:49,582 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:21:49,582 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:21:49,583 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:21:49,586 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:21:49,588 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:21:49,591 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:21:49,634 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:21:49,635 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:21:49,638 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:21:49,641 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:21:49,641 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:21:49,642 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:21:49,642 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:21:49,642 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:21:49,643 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:21:49,643 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:21:49,644 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:21:49,646 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:21:49,646 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:21:49,647 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:21:49,647 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:21:49,647 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:21:49,649 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:21:49,649 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:21:49,649 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:21:49,650 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:21:49,652 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:21:49,652 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:21:49,652 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:21:49,653 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:21:49,653 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:21:49,653 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:21:49,654 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:21:49,655 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:21:49,655 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:21:49,658 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:21:49,659 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 -> 44c365411dc6129e6e9156b926af4bb4824929a1 [2019-11-27 09:21:50,222 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:21:50,254 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:21:50,262 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:21:50,266 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:21:50,269 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:21:50,271 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem03_label08.c [2019-11-27 09:21:50,446 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bae0e86d6/2ea54697aa074788a62af02db055c29b/FLAG603cd25fa [2019-11-27 09:21:51,868 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:21:51,874 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem03_label08.c [2019-11-27 09:21:51,916 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bae0e86d6/2ea54697aa074788a62af02db055c29b/FLAG603cd25fa [2019-11-27 09:21:51,953 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bae0e86d6/2ea54697aa074788a62af02db055c29b [2019-11-27 09:21:51,963 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:21:51,970 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:21:51,972 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:21:51,973 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:21:51,980 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:21:51,984 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:21:51" (1/1) ... [2019-11-27 09:21:51,993 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 27.11 09:21:51, skipping insertion in model container [2019-11-27 09:21:51,994 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:21:51" (1/1) ... [2019-11-27 09:21:52,015 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:21:52,166 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:21:53,768 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:21:53,787 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:21:54,422 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:21:54,474 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:21:54,475 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:54 WrapperNode [2019-11-27 09:21:54,475 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:21:54,476 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:21:54,479 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:21:54,479 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:21:54,502 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:54" (1/1) ... [2019-11-27 09:21:54,581 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:54" (1/1) ... [2019-11-27 09:21:54,767 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:21:54,768 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:21:54,768 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:21:54,771 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:21:54,792 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:54" (1/1) ... [2019-11-27 09:21:54,794 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:54" (1/1) ... [2019-11-27 09:21:54,817 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:54" (1/1) ... [2019-11-27 09:21:54,819 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:54" (1/1) ... [2019-11-27 09:21:54,927 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:54" (1/1) ... [2019-11-27 09:21:54,971 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:54" (1/1) ... [2019-11-27 09:21:55,004 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:54" (1/1) ... [2019-11-27 09:21:55,038 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:21:55,046 INFO L168 Benchmark]: Toolchain (without parser) took 3077.44 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 898.2 MB in the end (delta: 57.8 MB). Peak memory consumption was 57.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:55,048 INFO L168 Benchmark]: CDTParser took 0.35 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 09:21:55,052 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2503.37 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 921.1 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:55,057 INFO L168 Benchmark]: Boogie Procedure Inliner took 291.11 ms. Allocated memory is still 1.0 GB. Free memory was 921.1 MB in the beginning and 909.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:55,059 INFO L168 Benchmark]: Boogie Preprocessor took 270.99 ms. Allocated memory is still 1.0 GB. Free memory was 909.6 MB in the beginning and 898.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:55,068 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 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 2503.37 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 921.1 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 291.11 ms. Allocated memory is still 1.0 GB. Free memory was 921.1 MB in the beginning and 909.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 270.99 ms. Allocated memory is still 1.0 GB. Free memory was 909.6 MB in the beginning and 898.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...