./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem16_label43.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/Problem16_label43.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 229af491eae9baf0b6c23d75778213554ee18881 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem16_label43.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 229af491eae9baf0b6c23d75778213554ee18881 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 16:49:52,248 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:49:52,255 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:49:52,282 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:49:52,284 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:49:52,287 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:49:52,299 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:49:52,316 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:49:52,322 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:49:52,325 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:49:52,331 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:49:52,333 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:49:52,334 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:49:52,340 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:49:52,343 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:49:52,350 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:49:52,352 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:49:52,360 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:49:52,363 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:49:52,372 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:49:52,380 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:49:52,388 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:49:52,392 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:49:52,395 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:49:52,405 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:49:52,406 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:49:52,406 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:49:52,412 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:49:52,413 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:49:52,414 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:49:52,415 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:49:52,418 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:49:52,421 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:49:52,424 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:49:52,428 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:49:52,429 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:49:52,431 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:49:52,432 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:49:52,433 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:49:52,434 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:49:52,436 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:49:52,440 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:49:52,482 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:49:52,485 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:49:52,489 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:49:52,491 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:49:52,491 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:49:52,491 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:49:52,493 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:49:52,493 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:49:52,493 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:49:52,495 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:49:52,496 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:49:52,496 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:49:52,497 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:49:52,498 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:49:52,498 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:49:52,500 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:49:52,500 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:49:52,500 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:49:52,503 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:49:52,503 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:49:52,504 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:49:52,504 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:49:52,504 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:49:52,505 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:49:52,505 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:49:52,508 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:49:52,508 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:49:52,508 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:49:52,509 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 -> 229af491eae9baf0b6c23d75778213554ee18881 [2019-11-26 16:49:53,095 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:49:53,128 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:49:53,132 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:49:53,139 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:49:53,140 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:49:53,144 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label43.c [2019-11-26 16:49:53,310 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7727ff686/1f76831234cf4a5588e8f92bc8794146/FLAG077cdc2e9 [2019-11-26 16:49:54,795 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:49:54,798 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label43.c [2019-11-26 16:49:54,854 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7727ff686/1f76831234cf4a5588e8f92bc8794146/FLAG077cdc2e9 [2019-11-26 16:49:54,895 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7727ff686/1f76831234cf4a5588e8f92bc8794146 [2019-11-26 16:49:54,906 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:49:54,912 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:49:54,917 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:49:54,917 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:49:54,926 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:49:54,928 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:49:54" (1/1) ... [2019-11-26 16:49:54,936 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:54, skipping insertion in model container [2019-11-26 16:49:54,937 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:49:54" (1/1) ... [2019-11-26 16:49:54,958 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:49:55,124 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:49:56,866 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:49:56,874 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:49:57,433 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:49:57,478 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:49:57,480 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:57 WrapperNode [2019-11-26 16:49:57,484 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:49:57,485 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:49:57,485 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:49:57,485 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:49:57,507 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:57" (1/1) ... [2019-11-26 16:49:57,586 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:57" (1/1) ... [2019-11-26 16:49:57,818 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:49:57,820 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:49:57,823 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:49:57,823 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:49:57,842 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:57" (1/1) ... [2019-11-26 16:49:57,845 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:57" (1/1) ... [2019-11-26 16:49:57,872 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:57" (1/1) ... [2019-11-26 16:49:57,876 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:57" (1/1) ... [2019-11-26 16:49:57,975 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:57" (1/1) ... [2019-11-26 16:49:58,025 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:57" (1/1) ... [2019-11-26 16:49:58,053 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:57" (1/1) ... [2019-11-26 16:49:58,088 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:49:58,099 INFO L168 Benchmark]: Toolchain (without parser) took 3182.71 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 892.5 MB in the end (delta: 69.2 MB). Peak memory consumption was 69.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:58,100 INFO L168 Benchmark]: CDTParser took 0.59 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 16:49:58,103 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2567.96 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 938.3 MB in the end (delta: 23.4 MB). Peak memory consumption was 27.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:58,106 INFO L168 Benchmark]: Boogie Procedure Inliner took 334.61 ms. Allocated memory is still 1.0 GB. Free memory was 938.3 MB in the beginning and 909.7 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:58,109 INFO L168 Benchmark]: Boogie Preprocessor took 271.78 ms. Allocated memory is still 1.0 GB. Free memory was 909.7 MB in the beginning and 892.5 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:58,121 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.59 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 2567.96 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 938.3 MB in the end (delta: 23.4 MB). Peak memory consumption was 27.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 334.61 ms. Allocated memory is still 1.0 GB. Free memory was 938.3 MB in the beginning and 909.7 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 271.78 ms. Allocated memory is still 1.0 GB. Free memory was 909.7 MB in the beginning and 892.5 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:50:02,116 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:50:02,124 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:50:02,159 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:50:02,160 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:50:02,163 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:50:02,167 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:50:02,185 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:50:02,190 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:50:02,193 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:50:02,199 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:50:02,203 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:50:02,205 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:50:02,212 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:50:02,214 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:50:02,219 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:50:02,223 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:50:02,228 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:50:02,232 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:50:02,243 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:50:02,254 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:50:02,258 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:50:02,262 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:50:02,267 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:50:02,274 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:50:02,277 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:50:02,277 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:50:02,280 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:50:02,283 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:50:02,284 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:50:02,285 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:50:02,286 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:50:02,289 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:50:02,292 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:50:02,295 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:50:02,297 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:50:02,298 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:50:02,300 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:50:02,300 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:50:02,303 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:50:02,307 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:50:02,308 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:50:02,348 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:50:02,352 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:50:02,355 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:50:02,357 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:50:02,357 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:50:02,358 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:50:02,358 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:50:02,358 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:50:02,359 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:50:02,360 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:50:02,361 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:50:02,363 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:50:02,363 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:50:02,364 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:50:02,364 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:50:02,365 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:50:02,368 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:50:02,371 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:50:02,372 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:50:02,372 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:50:02,372 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:50:02,373 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:50:02,373 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:50:02,373 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:50:02,374 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:50:02,374 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:50:02,374 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:50:02,375 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:50:02,375 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:50:02,375 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:50:02,377 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 -> 229af491eae9baf0b6c23d75778213554ee18881 [2019-11-26 16:50:02,938 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:50:02,969 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:50:02,975 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:50:02,981 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:50:02,981 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:50:02,985 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label43.c [2019-11-26 16:50:03,152 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4196b04c0/5bb87ce870f04f76ade48f471c09a46f/FLAG3a881e1c2 [2019-11-26 16:50:04,649 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:50:04,650 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label43.c [2019-11-26 16:50:04,695 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4196b04c0/5bb87ce870f04f76ade48f471c09a46f/FLAG3a881e1c2 [2019-11-26 16:50:04,741 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4196b04c0/5bb87ce870f04f76ade48f471c09a46f [2019-11-26 16:50:04,757 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:50:04,763 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:50:04,767 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:04,769 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:50:04,776 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:50:04,779 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:04" (1/1) ... [2019-11-26 16:50:04,786 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@210c1c05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:04, skipping insertion in model container [2019-11-26 16:50:04,789 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:04" (1/1) ... [2019-11-26 16:50:04,808 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:50:04,995 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:50:06,947 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:06,960 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:50:07,544 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:07,586 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:50:07,588 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:07 WrapperNode [2019-11-26 16:50:07,589 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:07,593 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:07,593 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:50:07,593 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:50:07,613 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:07" (1/1) ... [2019-11-26 16:50:07,678 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:07" (1/1) ... [2019-11-26 16:50:07,847 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:07,850 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:50:07,851 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:50:07,851 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:50:07,874 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:07" (1/1) ... [2019-11-26 16:50:07,877 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:07" (1/1) ... [2019-11-26 16:50:07,892 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:07" (1/1) ... [2019-11-26 16:50:07,894 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:07" (1/1) ... [2019-11-26 16:50:07,984 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:07" (1/1) ... [2019-11-26 16:50:08,034 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:07" (1/1) ... [2019-11-26 16:50:08,057 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:07" (1/1) ... [2019-11-26 16:50:08,078 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:50:08,089 INFO L168 Benchmark]: Toolchain (without parser) took 3323.06 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 892.6 MB in the end (delta: 63.4 MB). Peak memory consumption was 63.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:08,090 INFO L168 Benchmark]: CDTParser took 0.41 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 16:50:08,094 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2822.16 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 915.5 MB in the end (delta: 40.4 MB). Peak memory consumption was 40.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:08,095 INFO L168 Benchmark]: Boogie Procedure Inliner took 257.29 ms. Allocated memory is still 1.0 GB. Free memory was 915.5 MB in the beginning and 904.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:08,100 INFO L168 Benchmark]: Boogie Preprocessor took 229.34 ms. Allocated memory is still 1.0 GB. Free memory was 904.1 MB in the beginning and 892.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:08,111 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 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 2822.16 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 915.5 MB in the end (delta: 40.4 MB). Peak memory consumption was 40.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 257.29 ms. Allocated memory is still 1.0 GB. Free memory was 915.5 MB in the beginning and 904.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 229.34 ms. Allocated memory is still 1.0 GB. Free memory was 904.1 MB in the beginning and 892.6 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...