./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem18_label02.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_label02.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 736ea886182ad51b4fe3dfe4eec65fec3c8c1a98 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label02.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 736ea886182ad51b4fe3dfe4eec65fec3c8c1a98 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 20:56:49,172 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:56:49,176 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:56:49,201 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:56:49,202 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:56:49,208 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:56:49,210 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:56:49,222 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:56:49,227 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:56:49,232 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:56:49,233 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:56:49,239 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:56:49,239 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:56:49,241 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:56:49,242 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:56:49,245 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:56:49,247 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:56:49,248 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:56:49,252 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:56:49,258 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:56:49,262 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:56:49,270 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:56:49,271 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:56:49,273 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:56:49,278 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:56:49,279 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:56:49,279 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:56:49,283 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:56:49,283 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:56:49,284 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:56:49,287 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:56:49,287 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:56:49,288 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:56:49,289 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:56:49,293 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:56:49,293 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:56:49,294 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:56:49,294 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:56:49,297 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:56:49,298 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:56:49,299 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:56:49,300 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:56:49,330 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:56:49,330 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:56:49,332 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:56:49,332 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:56:49,333 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:56:49,333 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:56:49,336 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:56:49,336 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:56:49,336 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:56:49,336 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:56:49,337 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:56:49,338 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:56:49,338 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:56:49,338 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:56:49,339 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:56:49,339 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:56:49,339 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:56:49,339 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:56:49,339 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:56:49,341 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:56:49,341 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:56:49,341 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:56:49,341 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:56:49,342 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:56:49,343 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:56:49,343 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:56:49,343 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:56:49,343 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:56:49,345 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:56:49,345 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 -> 736ea886182ad51b4fe3dfe4eec65fec3c8c1a98 [2019-11-24 20:56:49,729 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:56:49,748 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:56:49,754 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:56:49,756 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:56:49,760 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:56:49,761 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label02.c [2019-11-24 20:56:49,874 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/35ad316f1/5073500ff8f24970ac033d0e0d647873/FLAG93d2294e4 [2019-11-24 20:56:50,951 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:56:50,952 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label02.c [2019-11-24 20:56:50,996 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/35ad316f1/5073500ff8f24970ac033d0e0d647873/FLAG93d2294e4 [2019-11-24 20:56:51,413 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/35ad316f1/5073500ff8f24970ac033d0e0d647873 [2019-11-24 20:56:51,418 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:56:51,419 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:56:51,427 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:56:51,428 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:56:51,433 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:56:51,436 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:56:51" (1/1) ... [2019-11-24 20:56:51,439 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b847048 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:51, skipping insertion in model container [2019-11-24 20:56:51,440 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:56:51" (1/1) ... [2019-11-24 20:56:51,446 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:56:51,615 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:56:53,196 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:56:53,204 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:56:53,925 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:56:53,968 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:56:53,974 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:53 WrapperNode [2019-11-24 20:56:53,974 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:56:53,975 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:56:53,978 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:56:53,978 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:56:53,989 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:53" (1/1) ... [2019-11-24 20:56:54,067 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:53" (1/1) ... [2019-11-24 20:56:54,387 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:56:54,388 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:56:54,390 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:56:54,390 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:56:54,408 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:53" (1/1) ... [2019-11-24 20:56:54,408 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:53" (1/1) ... [2019-11-24 20:56:54,436 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:53" (1/1) ... [2019-11-24 20:56:54,441 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:53" (1/1) ... [2019-11-24 20:56:54,598 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:53" (1/1) ... [2019-11-24 20:56:54,642 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:53" (1/1) ... [2019-11-24 20:56:54,715 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:53" (1/1) ... [2019-11-24 20:56:54,810 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:56:54,819 INFO L168 Benchmark]: Toolchain (without parser) took 3394.23 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 804.7 MB in the end (delta: 145.5 MB). Peak memory consumption was 145.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:54,822 INFO L168 Benchmark]: CDTParser took 0.72 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 20:56:54,824 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2547.56 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 868.0 MB in the end (delta: 82.2 MB). Peak memory consumption was 82.3 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:54,827 INFO L168 Benchmark]: Boogie Procedure Inliner took 411.98 ms. Allocated memory is still 1.0 GB. Free memory was 868.0 MB in the beginning and 827.9 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:54,829 INFO L168 Benchmark]: Boogie Preprocessor took 423.99 ms. Allocated memory is still 1.0 GB. Free memory was 827.9 MB in the beginning and 804.7 MB in the end (delta: 23.2 MB). Peak memory consumption was 23.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:54,837 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.72 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 2547.56 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 868.0 MB in the end (delta: 82.2 MB). Peak memory consumption was 82.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 411.98 ms. Allocated memory is still 1.0 GB. Free memory was 868.0 MB in the beginning and 827.9 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 423.99 ms. Allocated memory is still 1.0 GB. Free memory was 827.9 MB in the beginning and 804.7 MB in the end (delta: 23.2 MB). Peak memory consumption was 23.2 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 0.1.24-32f2683 [2019-11-24 20:56:57,602 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:56:57,604 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:56:57,621 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:56:57,622 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:56:57,638 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:56:57,640 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:56:57,651 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:56:57,658 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:56:57,659 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:56:57,660 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:56:57,666 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:56:57,666 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:56:57,672 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:56:57,674 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:56:57,676 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:56:57,678 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:56:57,680 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:56:57,685 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:56:57,689 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:56:57,695 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:56:57,702 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:56:57,703 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:56:57,706 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:56:57,712 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:56:57,713 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:56:57,713 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:56:57,715 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:56:57,716 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:56:57,717 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:56:57,718 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:56:57,718 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:56:57,721 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:56:57,722 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:56:57,725 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:56:57,725 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:56:57,726 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:56:57,727 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:56:57,729 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:56:57,730 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:56:57,732 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:56:57,732 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:56:57,762 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:56:57,762 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:56:57,764 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:56:57,766 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:56:57,766 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:56:57,766 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:56:57,769 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:56:57,769 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:56:57,769 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:56:57,769 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:56:57,770 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:56:57,771 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:56:57,771 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:56:57,771 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:56:57,771 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:56:57,772 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:56:57,772 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:56:57,772 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:56:57,772 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:56:57,772 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:56:57,774 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:56:57,774 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:56:57,774 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:56:57,774 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:56:57,775 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:56:57,775 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:56:57,777 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:56:57,777 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:56:57,777 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:56:57,777 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:56:57,778 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:56:57,778 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 -> 736ea886182ad51b4fe3dfe4eec65fec3c8c1a98 [2019-11-24 20:56:58,242 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:56:58,259 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:56:58,265 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:56:58,266 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:56:58,272 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:56:58,272 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label02.c [2019-11-24 20:56:58,378 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9d9b9f768/804996aa0bcf4107b0c72bcab9ef6e4d/FLAG75b58c891 [2019-11-24 20:56:59,500 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:56:59,501 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label02.c [2019-11-24 20:56:59,541 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9d9b9f768/804996aa0bcf4107b0c72bcab9ef6e4d/FLAG75b58c891 [2019-11-24 20:56:59,937 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9d9b9f768/804996aa0bcf4107b0c72bcab9ef6e4d [2019-11-24 20:56:59,946 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:56:59,948 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:56:59,951 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:56:59,951 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:56:59,955 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:56:59,961 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:56:59" (1/1) ... [2019-11-24 20:56:59,965 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79f65d96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:59, skipping insertion in model container [2019-11-24 20:56:59,965 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:56:59" (1/1) ... [2019-11-24 20:56:59,972 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:57:00,163 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:57:01,931 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:57:01,938 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:57:02,704 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:57:02,752 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:57:02,753 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:02 WrapperNode [2019-11-24 20:57:02,753 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:57:02,754 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:57:02,756 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:57:02,757 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:57:02,771 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:02" (1/1) ... [2019-11-24 20:57:02,843 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:02" (1/1) ... [2019-11-24 20:57:03,082 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:57:03,082 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:57:03,084 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:57:03,084 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:57:03,101 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:02" (1/1) ... [2019-11-24 20:57:03,103 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:02" (1/1) ... [2019-11-24 20:57:03,146 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:02" (1/1) ... [2019-11-24 20:57:03,147 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:02" (1/1) ... [2019-11-24 20:57:03,257 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:02" (1/1) ... [2019-11-24 20:57:03,300 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:02" (1/1) ... [2019-11-24 20:57:03,343 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:02" (1/1) ... [2019-11-24 20:57:03,388 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:57:03,397 INFO L168 Benchmark]: Toolchain (without parser) took 3444.76 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 797.9 MB in the end (delta: 150.9 MB). Peak memory consumption was 151.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:03,400 INFO L168 Benchmark]: CDTParser took 0.22 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 20:57:03,401 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2802.83 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 843.7 MB in the end (delta: 105.1 MB). Peak memory consumption was 105.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:03,405 INFO L168 Benchmark]: Boogie Procedure Inliner took 328.32 ms. Allocated memory is still 1.0 GB. Free memory was 843.7 MB in the beginning and 815.1 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:03,407 INFO L168 Benchmark]: Boogie Preprocessor took 308.00 ms. Allocated memory is still 1.0 GB. Free memory was 815.1 MB in the beginning and 797.9 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:03,413 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 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 2802.83 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 843.7 MB in the end (delta: 105.1 MB). Peak memory consumption was 105.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 328.32 ms. Allocated memory is still 1.0 GB. Free memory was 843.7 MB in the beginning and 815.1 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 308.00 ms. Allocated memory is still 1.0 GB. Free memory was 815.1 MB in the beginning and 797.9 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...