./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem12_label53.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/Problem12_label53.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 437b78c6c5f03d355c447967b106c4890fb69062 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem12_label53.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 437b78c6c5f03d355c447967b106c4890fb69062 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 16:46:53,210 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:46:53,212 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:46:53,233 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:46:53,235 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:46:53,246 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:46:53,250 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:46:53,252 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:46:53,265 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:46:53,270 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:46:53,272 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:46:53,277 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:46:53,278 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:46:53,280 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:46:53,282 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:46:53,283 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:46:53,286 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:46:53,288 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:46:53,292 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:46:53,299 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:46:53,304 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:46:53,309 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:46:53,311 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:46:53,316 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:46:53,319 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:46:53,321 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:46:53,321 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:46:53,322 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:46:53,324 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:46:53,325 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:46:53,326 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:46:53,326 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:46:53,329 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:46:53,330 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:46:53,332 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:46:53,336 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:46:53,337 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:46:53,337 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:46:53,337 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:46:53,338 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:46:53,339 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:46:53,340 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:46:53,367 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:46:53,371 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:46:53,373 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:46:53,373 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:46:53,373 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:46:53,374 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:46:53,374 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:46:53,374 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:46:53,376 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:46:53,376 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:46:53,377 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:46:53,377 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:46:53,377 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:46:53,378 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:46:53,378 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:46:53,380 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:46:53,380 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:46:53,380 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:46:53,380 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:46:53,381 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:46:53,381 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:46:53,381 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:46:53,381 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:46:53,383 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:46:53,383 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:46:53,383 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:46:53,383 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:46:53,383 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:46:53,384 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 -> 437b78c6c5f03d355c447967b106c4890fb69062 [2019-11-26 16:46:53,769 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:46:53,785 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:46:53,792 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:46:53,793 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:46:53,795 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:46:53,796 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label53.c [2019-11-26 16:46:53,905 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/114466622/c8dd8b7a7c7f44c1acd6e3a0a8b43709/FLAG074a1ddd0 [2019-11-26 16:46:55,022 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:46:55,027 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label53.c [2019-11-26 16:46:55,081 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/114466622/c8dd8b7a7c7f44c1acd6e3a0a8b43709/FLAG074a1ddd0 [2019-11-26 16:46:55,429 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/114466622/c8dd8b7a7c7f44c1acd6e3a0a8b43709 [2019-11-26 16:46:55,435 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:46:55,440 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:46:55,442 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:46:55,442 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:46:55,447 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:46:55,448 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:46:55" (1/1) ... [2019-11-26 16:46:55,454 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58633779 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:55, skipping insertion in model container [2019-11-26 16:46:55,455 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:46:55" (1/1) ... [2019-11-26 16:46:55,467 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:46:55,652 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:46:57,603 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:46:57,613 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:46:58,527 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:46:58,574 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:46:58,575 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:58 WrapperNode [2019-11-26 16:46:58,576 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:46:58,577 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:46:58,581 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:46:58,582 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:46:58,592 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:58" (1/1) ... [2019-11-26 16:46:58,659 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:58" (1/1) ... [2019-11-26 16:46:59,068 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:46:59,072 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:46:59,072 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:46:59,073 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:46:59,087 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:58" (1/1) ... [2019-11-26 16:46:59,090 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:58" (1/1) ... [2019-11-26 16:46:59,150 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:58" (1/1) ... [2019-11-26 16:46:59,152 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:58" (1/1) ... [2019-11-26 16:46:59,314 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:58" (1/1) ... [2019-11-26 16:46:59,374 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:58" (1/1) ... [2019-11-26 16:46:59,783 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:58" (1/1) ... [2019-11-26 16:46:59,894 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:46:59,904 INFO L168 Benchmark]: Toolchain (without parser) took 4460.73 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 947.4 MB in the beginning and 912.2 MB in the end (delta: 35.1 MB). Peak memory consumption was 310.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:59,905 INFO L168 Benchmark]: CDTParser took 1.85 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 16:46:59,907 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3135.04 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 947.4 MB in the beginning and 820.9 MB in the end (delta: 126.5 MB). Peak memory consumption was 126.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:59,908 INFO L168 Benchmark]: Boogie Procedure Inliner took 494.71 ms. Allocated memory is still 1.0 GB. Free memory was 820.9 MB in the beginning and 746.4 MB in the end (delta: 74.5 MB). Peak memory consumption was 74.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:59,913 INFO L168 Benchmark]: Boogie Preprocessor took 823.49 ms. Allocated memory is still 1.0 GB. Free memory was 746.4 MB in the beginning and 912.2 MB in the end (delta: -165.9 MB). Peak memory consumption was 109.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:59,921 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.85 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 3135.04 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 947.4 MB in the beginning and 820.9 MB in the end (delta: 126.5 MB). Peak memory consumption was 126.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 494.71 ms. Allocated memory is still 1.0 GB. Free memory was 820.9 MB in the beginning and 746.4 MB in the end (delta: 74.5 MB). Peak memory consumption was 74.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 823.49 ms. Allocated memory is still 1.0 GB. Free memory was 746.4 MB in the beginning and 912.2 MB in the end (delta: -165.9 MB). Peak memory consumption was 109.4 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:47:02,615 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:47:02,619 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:47:02,642 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:47:02,645 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:47:02,646 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:47:02,648 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:47:02,660 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:47:02,666 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:47:02,672 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:47:02,673 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:47:02,675 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:47:02,676 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:47:02,679 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:47:02,681 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:47:02,685 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:47:02,686 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:47:02,687 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:47:02,691 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:47:02,697 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:47:02,703 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:47:02,707 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:47:02,708 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:47:02,712 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:47:02,718 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:47:02,718 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:47:02,718 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:47:02,720 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:47:02,721 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:47:02,724 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:47:02,725 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:47:02,725 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:47:02,726 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:47:02,729 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:47:02,730 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:47:02,731 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:47:02,732 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:47:02,734 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:47:02,734 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:47:02,735 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:47:02,737 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:47:02,738 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:47:02,766 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:47:02,767 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:47:02,773 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:47:02,773 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:47:02,773 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:47:02,774 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:47:02,774 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:47:02,774 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:47:02,774 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:47:02,774 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:47:02,775 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:47:02,777 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:47:02,777 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:47:02,777 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:47:02,778 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:47:02,778 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:47:02,778 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:47:02,780 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:47:02,780 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:47:02,780 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:47:02,780 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:47:02,781 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:47:02,781 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:47:02,781 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:47:02,781 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:47:02,783 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:47:02,783 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:47:02,783 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:47:02,783 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:47:02,784 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:47:02,785 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 -> 437b78c6c5f03d355c447967b106c4890fb69062 [2019-11-26 16:47:03,229 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:47:03,248 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:47:03,254 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:47:03,258 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:47:03,258 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:47:03,260 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label53.c [2019-11-26 16:47:03,363 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0adf0e56e/352a8053d6f348e9a3da19a0e91391da/FLAG6ac34bbff [2019-11-26 16:47:04,452 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:47:04,452 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label53.c [2019-11-26 16:47:04,506 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0adf0e56e/352a8053d6f348e9a3da19a0e91391da/FLAG6ac34bbff [2019-11-26 16:47:04,873 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0adf0e56e/352a8053d6f348e9a3da19a0e91391da [2019-11-26 16:47:04,881 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:47:04,885 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:47:04,887 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:47:04,887 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:47:04,893 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:47:04,894 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:47:04" (1/1) ... [2019-11-26 16:47:04,900 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38d4f559 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:04, skipping insertion in model container [2019-11-26 16:47:04,901 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:47:04" (1/1) ... [2019-11-26 16:47:04,915 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:47:05,114 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:47:07,167 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:47:07,177 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:47:08,169 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:47:08,221 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:47:08,222 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:08 WrapperNode [2019-11-26 16:47:08,222 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:47:08,223 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:47:08,225 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:47:08,225 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:47:08,243 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:08" (1/1) ... [2019-11-26 16:47:08,333 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:08" (1/1) ... [2019-11-26 16:47:08,576 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:47:08,577 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:47:08,577 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:47:08,577 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:47:08,592 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:08" (1/1) ... [2019-11-26 16:47:08,595 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:08" (1/1) ... [2019-11-26 16:47:08,635 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:08" (1/1) ... [2019-11-26 16:47:08,636 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:08" (1/1) ... [2019-11-26 16:47:08,785 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:08" (1/1) ... [2019-11-26 16:47:08,829 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:08" (1/1) ... [2019-11-26 16:47:08,891 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:08" (1/1) ... [2019-11-26 16:47:09,175 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:47:09,184 INFO L168 Benchmark]: Toolchain (without parser) took 4300.16 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 942.8 MB in the end (delta: 6.0 MB). Peak memory consumption was 286.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:09,185 INFO L168 Benchmark]: CDTParser took 2.03 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 16:47:09,188 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3336.12 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 775.1 MB in the end (delta: 173.7 MB). Peak memory consumption was 173.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:09,190 INFO L168 Benchmark]: Boogie Procedure Inliner took 353.41 ms. Allocated memory is still 1.0 GB. Free memory was 775.1 MB in the beginning and 740.7 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:09,196 INFO L168 Benchmark]: Boogie Preprocessor took 599.21 ms. Allocated memory is still 1.0 GB. Free memory was 740.7 MB in the beginning and 942.8 MB in the end (delta: -202.1 MB). Peak memory consumption was 78.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:09,202 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.03 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 3336.12 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 775.1 MB in the end (delta: 173.7 MB). Peak memory consumption was 173.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 353.41 ms. Allocated memory is still 1.0 GB. Free memory was 775.1 MB in the beginning and 740.7 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 599.21 ms. Allocated memory is still 1.0 GB. Free memory was 740.7 MB in the beginning and 942.8 MB in the end (delta: -202.1 MB). Peak memory consumption was 78.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...