./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem12_label44.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_label44.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 89d12ebc97c326ee057d1312424a341878341d56 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label44.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 89d12ebc97c326ee057d1312424a341878341d56 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 16:46:44,558 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:46:44,561 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:46:44,603 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:46:44,605 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:46:44,610 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:46:44,614 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:46:44,631 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:46:44,634 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:46:44,641 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:46:44,645 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:46:44,648 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:46:44,650 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:46:44,654 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:46:44,656 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:46:44,658 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:46:44,663 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:46:44,666 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:46:44,674 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:46:44,679 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:46:44,691 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:46:44,697 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:46:44,698 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:46:44,704 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:46:44,712 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:46:44,713 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:46:44,713 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:46:44,718 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:46:44,719 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:46:44,721 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:46:44,721 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:46:44,722 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:46:44,725 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:46:44,727 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:46:44,732 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:46:44,732 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:46:44,733 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:46:44,735 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:46:44,735 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:46:44,736 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:46:44,742 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:46:44,743 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:46:44,781 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:46:44,783 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:46:44,789 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:46:44,790 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:46:44,790 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:46:44,791 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:46:44,791 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:46:44,791 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:46:44,791 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:46:44,792 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:46:44,793 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:46:44,793 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:46:44,795 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:46:44,795 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:46:44,796 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:46:44,796 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:46:44,796 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:46:44,798 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:46:44,798 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:46:44,798 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:46:44,799 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:46:44,801 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:46:44,801 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:46:44,801 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:46:44,802 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:46:44,802 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:46:44,802 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:46:44,804 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:46:44,804 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 -> 89d12ebc97c326ee057d1312424a341878341d56 [2019-11-26 16:46:45,351 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:46:45,383 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:46:45,390 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:46:45,394 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:46:45,399 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:46:45,400 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label44.c [2019-11-26 16:46:45,561 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ad99e7d4b/b207e0cd15d94c29a38f8e5d50293d95/FLAG06038d805 [2019-11-26 16:46:47,183 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:46:47,187 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label44.c [2019-11-26 16:46:47,251 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ad99e7d4b/b207e0cd15d94c29a38f8e5d50293d95/FLAG06038d805 [2019-11-26 16:46:47,289 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ad99e7d4b/b207e0cd15d94c29a38f8e5d50293d95 [2019-11-26 16:46:47,296 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:46:47,300 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:46:47,306 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:46:47,307 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:46:47,314 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:46:47,316 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:46:47" (1/1) ... [2019-11-26 16:46:47,326 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65159f28 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:47, skipping insertion in model container [2019-11-26 16:46:47,326 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:46:47" (1/1) ... [2019-11-26 16:46:47,346 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:46:47,667 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:46:50,705 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:46:50,720 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:46:52,079 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:46:52,129 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:46:52,130 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:52 WrapperNode [2019-11-26 16:46:52,131 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:46:52,138 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:46:52,139 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:46:52,139 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:46:52,149 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:52" (1/1) ... [2019-11-26 16:46:52,298 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:52" (1/1) ... [2019-11-26 16:46:52,976 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:46:52,978 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:46:52,981 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:46:52,981 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:46:53,004 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:52" (1/1) ... [2019-11-26 16:46:53,008 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:52" (1/1) ... [2019-11-26 16:46:53,084 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:52" (1/1) ... [2019-11-26 16:46:53,085 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:52" (1/1) ... [2019-11-26 16:46:53,317 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:52" (1/1) ... [2019-11-26 16:46:53,384 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:52" (1/1) ... [2019-11-26 16:46:53,478 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:52" (1/1) ... [2019-11-26 16:46:54,181 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:46:54,185 INFO L168 Benchmark]: Toolchain (without parser) took 6883.85 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 945.9 MB in the beginning and 909.5 MB in the end (delta: 36.4 MB). Peak memory consumption was 314.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:54,189 INFO L168 Benchmark]: CDTParser took 0.39 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 16:46:54,192 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4825.24 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 945.9 MB in the beginning and 826.6 MB in the end (delta: 119.4 MB). Peak memory consumption was 119.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:54,194 INFO L168 Benchmark]: Boogie Procedure Inliner took 839.41 ms. Allocated memory is still 1.0 GB. Free memory was 826.6 MB in the beginning and 757.8 MB in the end (delta: 68.8 MB). Peak memory consumption was 68.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:54,200 INFO L168 Benchmark]: Boogie Preprocessor took 1203.49 ms. Allocated memory is still 1.0 GB. Free memory was 757.8 MB in the beginning and 909.5 MB in the end (delta: -151.7 MB). Peak memory consumption was 126.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:54,212 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 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 4825.24 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 945.9 MB in the beginning and 826.6 MB in the end (delta: 119.4 MB). Peak memory consumption was 119.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 839.41 ms. Allocated memory is still 1.0 GB. Free memory was 826.6 MB in the beginning and 757.8 MB in the end (delta: 68.8 MB). Peak memory consumption was 68.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1203.49 ms. Allocated memory is still 1.0 GB. Free memory was 757.8 MB in the beginning and 909.5 MB in the end (delta: -151.7 MB). Peak memory consumption was 126.7 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 16:46:58,267 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:46:58,276 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:46:58,318 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:46:58,319 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:46:58,323 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:46:58,328 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:46:58,345 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:46:58,349 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:46:58,357 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:46:58,362 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:46:58,365 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:46:58,368 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:46:58,376 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:46:58,379 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:46:58,384 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:46:58,388 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:46:58,391 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:46:58,394 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:46:58,404 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:46:58,413 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:46:58,419 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:46:58,421 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:46:58,425 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:46:58,434 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:46:58,435 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:46:58,435 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:46:58,439 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:46:58,440 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:46:58,443 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:46:58,443 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:46:58,445 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:46:58,446 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:46:58,450 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:46:58,454 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:46:58,455 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:46:58,456 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:46:58,457 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:46:58,459 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:46:58,461 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:46:58,465 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:46:58,466 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:46:58,503 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:46:58,505 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:46:58,508 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:46:58,510 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:46:58,510 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:46:58,513 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:46:58,513 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:46:58,514 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:46:58,514 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:46:58,514 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:46:58,515 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:46:58,516 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:46:58,519 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:46:58,519 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:46:58,520 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:46:58,520 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:46:58,520 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:46:58,521 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:46:58,521 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:46:58,521 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:46:58,522 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:46:58,522 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:46:58,524 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:46:58,524 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:46:58,524 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:46:58,525 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:46:58,525 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:46:58,525 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:46:58,527 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:46:58,527 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:46:58,528 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 -> 89d12ebc97c326ee057d1312424a341878341d56 [2019-11-26 16:46:59,077 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:46:59,107 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:46:59,114 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:46:59,120 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:46:59,121 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:46:59,123 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label44.c [2019-11-26 16:46:59,283 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7d24882ad/0ac02452fc9145a8ab036fcc22860cf2/FLAG4e40f11d0 [2019-11-26 16:47:00,935 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:47:00,938 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label44.c [2019-11-26 16:47:01,009 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7d24882ad/0ac02452fc9145a8ab036fcc22860cf2/FLAG4e40f11d0 [2019-11-26 16:47:01,048 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7d24882ad/0ac02452fc9145a8ab036fcc22860cf2 [2019-11-26 16:47:01,056 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:47:01,062 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:47:01,067 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:47:01,068 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:47:01,077 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:47:01,078 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:47:01" (1/1) ... [2019-11-26 16:47:01,085 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 26.11 04:47:01, skipping insertion in model container [2019-11-26 16:47:01,089 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:47:01" (1/1) ... [2019-11-26 16:47:01,107 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:47:01,420 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:47:04,508 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:47:04,535 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:47:06,187 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:47:06,272 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:47:06,274 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:06 WrapperNode [2019-11-26 16:47:06,276 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:47:06,277 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:47:06,279 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:47:06,279 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:47:06,304 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:06" (1/1) ... [2019-11-26 16:47:06,453 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:06" (1/1) ... [2019-11-26 16:47:06,932 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:47:06,933 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:47:06,933 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:47:06,933 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:47:06,961 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:06" (1/1) ... [2019-11-26 16:47:06,962 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:06" (1/1) ... [2019-11-26 16:47:07,033 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:06" (1/1) ... [2019-11-26 16:47:07,036 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:06" (1/1) ... [2019-11-26 16:47:07,239 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:06" (1/1) ... [2019-11-26 16:47:07,314 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:06" (1/1) ... [2019-11-26 16:47:07,360 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:06" (1/1) ... [2019-11-26 16:47:07,825 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:47:07,839 INFO L168 Benchmark]: Toolchain (without parser) took 6770.92 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 942.4 MB in the end (delta: 7.9 MB). Peak memory consumption was 287.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:07,840 INFO L168 Benchmark]: CDTParser took 3.11 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 16:47:07,843 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5209.24 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 775.0 MB in the end (delta: 175.2 MB). Peak memory consumption was 175.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:07,844 INFO L168 Benchmark]: Boogie Procedure Inliner took 655.41 ms. Allocated memory is still 1.0 GB. Free memory was 775.0 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 16:47:07,849 INFO L168 Benchmark]: Boogie Preprocessor took 896.77 ms. Allocated memory is still 1.0 GB. Free memory was 740.7 MB in the beginning and 942.4 MB in the end (delta: -201.7 MB). Peak memory consumption was 77.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:07,858 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.11 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 5209.24 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 775.0 MB in the end (delta: 175.2 MB). Peak memory consumption was 175.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 655.41 ms. Allocated memory is still 1.0 GB. Free memory was 775.0 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 896.77 ms. Allocated memory is still 1.0 GB. Free memory was 740.7 MB in the beginning and 942.4 MB in the end (delta: -201.7 MB). Peak memory consumption was 77.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...