./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem18_label56.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem18_label56.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 c0f35430b4c0674a4f5795631cf388839cabc5a4 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem18_label56.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 c0f35430b4c0674a4f5795631cf388839cabc5a4 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 20:57:33,335 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:57:33,343 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:57:33,377 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:57:33,380 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:57:33,383 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:57:33,385 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:57:33,407 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:57:33,413 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:57:33,415 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:57:33,419 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:57:33,424 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:57:33,425 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:57:33,433 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:57:33,435 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:57:33,441 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:57:33,443 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:57:33,448 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:57:33,454 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:57:33,463 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:57:33,472 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:57:33,480 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:57:33,482 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:57:33,489 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:57:33,494 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:57:33,496 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:57:33,496 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:57:33,500 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:57:33,502 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:57:33,503 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:57:33,505 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:57:33,508 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:57:33,510 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:57:33,513 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:57:33,515 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:57:33,516 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:57:33,519 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:57:33,519 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:57:33,520 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:57:33,522 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:57:33,527 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:57:33,528 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:57:33,569 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:57:33,570 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:57:33,575 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:57:33,580 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:57:33,580 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:57:33,581 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:57:33,581 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:57:33,581 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:57:33,582 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:57:33,582 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:57:33,583 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:57:33,584 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:57:33,584 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:57:33,584 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:57:33,585 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:57:33,585 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:57:33,585 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:57:33,587 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:57:33,587 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:57:33,588 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:57:33,589 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:57:33,589 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:57:33,589 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:57:33,592 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:57:33,592 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:57:33,593 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:57:33,593 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:57:33,593 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:57:33,593 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:57:33,594 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 -> c0f35430b4c0674a4f5795631cf388839cabc5a4 [2019-11-24 20:57:34,277 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:57:34,315 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:57:34,318 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:57:34,324 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:57:34,325 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:57:34,327 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label56.c [2019-11-24 20:57:34,483 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/49f49e401/303e5f77ba324c30b4f266232f443198/FLAG1a830eaf1 [2019-11-24 20:57:36,249 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:57:36,250 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label56.c [2019-11-24 20:57:36,328 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/49f49e401/303e5f77ba324c30b4f266232f443198/FLAG1a830eaf1 [2019-11-24 20:57:36,370 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/49f49e401/303e5f77ba324c30b4f266232f443198 [2019-11-24 20:57:36,380 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:57:36,383 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:57:36,388 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:57:36,391 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:57:36,399 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:57:36,402 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:57:36" (1/1) ... [2019-11-24 20:57:36,411 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:36, skipping insertion in model container [2019-11-24 20:57:36,412 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:57:36" (1/1) ... [2019-11-24 20:57:36,432 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:57:36,687 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:57:39,041 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:57:39,055 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:57:40,205 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:57:40,268 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:57:40,270 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:40 WrapperNode [2019-11-24 20:57:40,270 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:57:40,274 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:57:40,274 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:57:40,274 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:57:40,296 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:40" (1/1) ... [2019-11-24 20:57:40,398 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:40" (1/1) ... [2019-11-24 20:57:40,865 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:57:40,866 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:57:40,868 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:57:40,868 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:57:40,890 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:40" (1/1) ... [2019-11-24 20:57:40,895 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:40" (1/1) ... [2019-11-24 20:57:40,955 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:40" (1/1) ... [2019-11-24 20:57:40,956 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:40" (1/1) ... [2019-11-24 20:57:41,181 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:40" (1/1) ... [2019-11-24 20:57:41,254 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:40" (1/1) ... [2019-11-24 20:57:41,353 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:40" (1/1) ... [2019-11-24 20:57:41,466 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:57:41,478 INFO L168 Benchmark]: Toolchain (without parser) took 5089.51 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 799.1 MB in the end (delta: 151.2 MB). Peak memory consumption was 151.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:41,481 INFO L168 Benchmark]: CDTParser took 1.72 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:57:41,485 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3885.25 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 867.8 MB in the end (delta: 82.4 MB). Peak memory consumption was 82.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:41,487 INFO L168 Benchmark]: Boogie Procedure Inliner took 591.65 ms. Allocated memory is still 1.0 GB. Free memory was 867.8 MB in the beginning and 827.7 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:41,491 INFO L168 Benchmark]: Boogie Preprocessor took 603.59 ms. Allocated memory is still 1.0 GB. Free memory was 827.7 MB in the beginning and 799.1 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:41,504 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.72 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 3885.25 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 867.8 MB in the end (delta: 82.4 MB). Peak memory consumption was 82.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 591.65 ms. Allocated memory is still 1.0 GB. Free memory was 867.8 MB in the beginning and 827.7 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 603.59 ms. Allocated memory is still 1.0 GB. Free memory was 827.7 MB in the beginning and 799.1 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 20:57:45,555 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:57:45,561 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:57:45,596 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:57:45,598 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:57:45,601 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:57:45,607 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:57:45,621 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:57:45,629 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:57:45,635 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:57:45,636 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:57:45,641 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:57:45,644 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:57:45,647 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:57:45,650 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:57:45,653 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:57:45,659 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:57:45,660 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:57:45,666 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:57:45,672 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:57:45,680 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:57:45,689 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:57:45,693 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:57:45,696 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:57:45,703 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:57:45,705 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:57:45,705 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:57:45,712 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:57:45,713 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:57:45,714 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:57:45,714 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:57:45,715 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:57:45,716 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:57:45,721 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:57:45,723 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:57:45,724 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:57:45,727 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:57:45,727 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:57:45,728 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:57:45,731 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:57:45,734 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:57:45,735 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:57:45,793 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:57:45,798 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:57:45,801 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:57:45,803 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:57:45,805 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:57:45,805 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:57:45,807 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:57:45,807 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:57:45,807 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:57:45,810 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:57:45,813 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:57:45,813 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:57:45,813 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:57:45,814 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:57:45,814 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:57:45,814 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:57:45,815 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:57:45,815 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:57:45,816 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:57:45,816 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:57:45,819 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:57:45,820 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:57:45,820 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:57:45,821 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:57:45,821 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:57:45,822 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:57:45,822 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:57:45,822 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:57:45,826 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:57:45,826 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:57:45,828 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:57:45,828 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 -> c0f35430b4c0674a4f5795631cf388839cabc5a4 [2019-11-24 20:57:46,406 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:57:46,455 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:57:46,463 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:57:46,465 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:57:46,471 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:57:46,472 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label56.c [2019-11-24 20:57:46,627 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c81d26c17/b2f0b26a0900407d800a5838be9a9718/FLAG45c0eea0b [2019-11-24 20:57:48,209 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:57:48,211 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label56.c [2019-11-24 20:57:48,264 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c81d26c17/b2f0b26a0900407d800a5838be9a9718/FLAG45c0eea0b [2019-11-24 20:57:48,310 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c81d26c17/b2f0b26a0900407d800a5838be9a9718 [2019-11-24 20:57:48,317 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:57:48,322 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:57:48,328 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:57:48,328 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:57:48,339 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:57:48,340 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:57:48" (1/1) ... [2019-11-24 20:57:48,347 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@37d28e9e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:48, skipping insertion in model container [2019-11-24 20:57:48,350 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:57:48" (1/1) ... [2019-11-24 20:57:48,370 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:57:48,605 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:57:51,557 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:57:51,576 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:57:52,917 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:57:52,983 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:57:52,984 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:52 WrapperNode [2019-11-24 20:57:52,986 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:57:52,987 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:57:52,987 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:57:52,990 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:57:53,010 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:52" (1/1) ... [2019-11-24 20:57:53,133 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:52" (1/1) ... [2019-11-24 20:57:53,415 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:57:53,418 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:57:53,418 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:57:53,419 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:57:53,440 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:52" (1/1) ... [2019-11-24 20:57:53,443 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:52" (1/1) ... [2019-11-24 20:57:53,496 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:52" (1/1) ... [2019-11-24 20:57:53,498 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:52" (1/1) ... [2019-11-24 20:57:53,674 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:52" (1/1) ... [2019-11-24 20:57:53,741 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:52" (1/1) ... [2019-11-24 20:57:53,780 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:52" (1/1) ... [2019-11-24 20:57:53,837 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:57:53,845 INFO L168 Benchmark]: Toolchain (without parser) took 5519.09 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 808.8 MB in the end (delta: 141.5 MB). Peak memory consumption was 141.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:53,849 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:57:53,851 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4658.64 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 854.6 MB in the end (delta: 95.6 MB). Peak memory consumption was 95.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:53,852 INFO L168 Benchmark]: Boogie Procedure Inliner took 430.73 ms. Allocated memory is still 1.0 GB. Free memory was 854.6 MB in the beginning and 831.7 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:53,856 INFO L168 Benchmark]: Boogie Preprocessor took 419.72 ms. Allocated memory is still 1.0 GB. Free memory was 831.7 MB in the beginning and 808.8 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:53,866 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 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 4658.64 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 854.6 MB in the end (delta: 95.6 MB). Peak memory consumption was 95.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 430.73 ms. Allocated memory is still 1.0 GB. Free memory was 854.6 MB in the beginning and 831.7 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 419.72 ms. Allocated memory is still 1.0 GB. Free memory was 831.7 MB in the beginning and 808.8 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...