./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem12_label33.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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_label33.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 fa8896e7aa147b911ceb3d429f71b1702d9b3938 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_label33.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 fa8896e7aa147b911ceb3d429f71b1702d9b3938 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:38:45,259 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:38:45,265 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:38:45,307 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:38:45,311 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:38:45,313 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:38:45,317 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:38:45,334 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:38:45,339 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:38:45,344 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:38:45,347 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:38:45,352 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:38:45,353 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:38:45,358 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:38:45,363 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:38:45,368 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:38:45,369 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:38:45,377 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:38:45,380 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:38:45,389 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:38:45,400 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:38:45,404 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:38:45,407 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:38:45,413 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:38:45,421 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:38:45,422 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:38:45,424 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:38:45,426 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:38:45,428 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:38:45,431 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:38:45,433 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:38:45,434 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:38:45,437 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:38:45,442 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:38:45,444 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:38:45,446 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:38:45,447 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:38:45,449 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:38:45,449 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:38:45,453 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:38:45,455 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:38:45,459 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:38:45,498 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:38:45,502 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:38:45,505 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:38:45,505 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:38:45,505 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:38:45,506 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:38:45,510 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:38:45,510 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:38:45,511 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:38:45,511 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:38:45,514 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:38:45,514 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:38:45,515 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:38:45,515 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:38:45,515 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:38:45,516 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:38:45,518 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:38:45,518 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:38:45,519 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:38:45,519 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:38:45,519 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:38:45,519 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:38:45,521 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:38:45,522 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:38:45,523 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:38:45,524 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:38:45,524 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:38:45,524 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:38:45,526 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 -> fa8896e7aa147b911ceb3d429f71b1702d9b3938 [2019-11-25 22:38:46,095 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:38:46,123 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:38:46,133 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:38:46,135 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:38:46,138 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:38:46,140 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label33.c [2019-11-25 22:38:46,307 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/379115292/a857e1d6ed944323987f93fb56e1f86f/FLAGb82eeeaff [2019-11-25 22:38:48,001 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:38:48,007 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label33.c [2019-11-25 22:38:48,072 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/379115292/a857e1d6ed944323987f93fb56e1f86f/FLAGb82eeeaff [2019-11-25 22:38:48,119 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/379115292/a857e1d6ed944323987f93fb56e1f86f [2019-11-25 22:38:48,129 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:38:48,132 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:38:48,137 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:38:48,138 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:38:48,146 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:38:48,149 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:38:48" (1/1) ... [2019-11-25 22:38:48,158 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bc0b2b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:48, skipping insertion in model container [2019-11-25 22:38:48,159 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:38:48" (1/1) ... [2019-11-25 22:38:48,180 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:38:48,496 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:38:51,551 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:38:51,567 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:38:52,965 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:38:53,037 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:38:53,039 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:53 WrapperNode [2019-11-25 22:38:53,040 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:38:53,043 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:38:53,043 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:38:53,043 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:38:53,065 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:53" (1/1) ... [2019-11-25 22:38:53,198 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:53" (1/1) ... [2019-11-25 22:38:53,830 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:38:53,832 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:38:53,834 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:38:53,834 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:38:53,860 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:53" (1/1) ... [2019-11-25 22:38:53,860 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:53" (1/1) ... [2019-11-25 22:38:53,975 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:53" (1/1) ... [2019-11-25 22:38:53,975 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:53" (1/1) ... [2019-11-25 22:38:54,300 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:53" (1/1) ... [2019-11-25 22:38:54,389 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:53" (1/1) ... [2019-11-25 22:38:54,986 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:53" (1/1) ... [2019-11-25 22:38:55,100 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:38:55,114 INFO L168 Benchmark]: Toolchain (without parser) took 6975.00 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 908.2 MB in the end (delta: 42.1 MB). Peak memory consumption was 313.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:38:55,115 INFO L168 Benchmark]: CDTParser took 3.21 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. [2019-11-25 22:38:55,117 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4904.71 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 820.8 MB in the end (delta: 129.5 MB). Peak memory consumption was 129.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:38:55,120 INFO L168 Benchmark]: Boogie Procedure Inliner took 789.05 ms. Allocated memory is still 1.0 GB. Free memory was 820.8 MB in the beginning and 752.0 MB in the end (delta: 68.8 MB). Peak memory consumption was 68.8 MB. Max. memory is 12.5 GB. [2019-11-25 22:38:55,124 INFO L168 Benchmark]: Boogie Preprocessor took 1271.40 ms. Allocated memory is still 1.0 GB. Free memory was 752.0 MB in the beginning and 908.2 MB in the end (delta: -156.1 MB). Peak memory consumption was 114.9 MB. Max. memory is 12.5 GB. [2019-11-25 22:38:55,135 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.21 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 4904.71 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 820.8 MB in the end (delta: 129.5 MB). Peak memory consumption was 129.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 789.05 ms. Allocated memory is still 1.0 GB. Free memory was 820.8 MB in the beginning and 752.0 MB in the end (delta: 68.8 MB). Peak memory consumption was 68.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1271.40 ms. Allocated memory is still 1.0 GB. Free memory was 752.0 MB in the beginning and 908.2 MB in the end (delta: -156.1 MB). Peak memory consumption was 114.9 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 0.1.24-65d6cd2 [2019-11-25 22:38:59,109 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:38:59,115 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:38:59,153 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:38:59,154 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:38:59,156 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:38:59,159 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:38:59,173 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:38:59,181 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:38:59,187 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:38:59,189 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:38:59,194 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:38:59,195 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:38:59,197 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:38:59,201 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:38:59,204 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:38:59,207 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:38:59,212 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:38:59,215 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:38:59,221 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:38:59,230 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:38:59,240 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:38:59,241 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:38:59,244 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:38:59,253 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:38:59,254 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:38:59,254 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:38:59,258 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:38:59,259 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:38:59,260 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:38:59,262 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:38:59,265 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:38:59,268 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:38:59,270 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:38:59,274 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:38:59,275 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:38:59,276 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:38:59,277 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:38:59,278 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:38:59,281 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:38:59,282 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:38:59,285 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:38:59,339 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:38:59,345 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:38:59,347 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:38:59,352 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:38:59,352 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:38:59,353 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:38:59,355 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:38:59,355 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:38:59,356 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:38:59,356 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:38:59,356 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:38:59,357 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:38:59,357 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:38:59,360 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:38:59,361 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:38:59,361 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:38:59,362 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:38:59,362 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:38:59,362 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:38:59,362 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:38:59,363 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:38:59,363 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:38:59,366 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:38:59,367 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:38:59,367 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:38:59,367 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:38:59,368 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:38:59,368 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:38:59,369 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:38:59,369 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:38:59,370 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 -> fa8896e7aa147b911ceb3d429f71b1702d9b3938 [2019-11-25 22:38:59,929 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:38:59,973 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:38:59,981 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:38:59,986 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:38:59,990 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:38:59,992 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label33.c [2019-11-25 22:39:00,145 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9a6a994b1/ecf11624aaf243969cd3e80a9dc74113/FLAGd80a7976c [2019-11-25 22:39:01,833 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:39:01,835 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label33.c [2019-11-25 22:39:01,922 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9a6a994b1/ecf11624aaf243969cd3e80a9dc74113/FLAGd80a7976c [2019-11-25 22:39:02,320 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9a6a994b1/ecf11624aaf243969cd3e80a9dc74113 [2019-11-25 22:39:02,332 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:39:02,338 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:39:02,342 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:39:02,342 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:39:02,351 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:39:02,353 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:39:02" (1/1) ... [2019-11-25 22:39:02,360 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@797101d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:02, skipping insertion in model container [2019-11-25 22:39:02,362 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:39:02" (1/1) ... [2019-11-25 22:39:02,382 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:39:02,677 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:39:05,915 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:39:05,934 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:39:07,495 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:39:07,563 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:39:07,568 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:07 WrapperNode [2019-11-25 22:39:07,568 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:39:07,571 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:39:07,573 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:39:07,573 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:39:07,597 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:07" (1/1) ... [2019-11-25 22:39:07,734 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:07" (1/1) ... [2019-11-25 22:39:08,099 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:39:08,102 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:39:08,103 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:39:08,103 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:39:08,130 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:07" (1/1) ... [2019-11-25 22:39:08,130 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:07" (1/1) ... [2019-11-25 22:39:08,193 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:07" (1/1) ... [2019-11-25 22:39:08,194 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:07" (1/1) ... [2019-11-25 22:39:08,425 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:07" (1/1) ... [2019-11-25 22:39:08,501 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:07" (1/1) ... [2019-11-25 22:39:08,553 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:07" (1/1) ... [2019-11-25 22:39:08,614 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:39:08,626 INFO L168 Benchmark]: Toolchain (without parser) took 6283.13 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 725.8 MB in the end (delta: 224.4 MB). Peak memory consumption was 224.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:39:08,628 INFO L168 Benchmark]: CDTParser took 0.37 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. [2019-11-25 22:39:08,633 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5228.49 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 784.6 MB in the end (delta: 165.7 MB). Peak memory consumption was 165.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:39:08,634 INFO L168 Benchmark]: Boogie Procedure Inliner took 531.43 ms. Allocated memory is still 1.0 GB. Free memory was 784.6 MB in the beginning and 750.2 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:39:08,639 INFO L168 Benchmark]: Boogie Preprocessor took 512.05 ms. Allocated memory is still 1.0 GB. Free memory was 750.2 MB in the beginning and 725.8 MB in the end (delta: 24.3 MB). Peak memory consumption was 24.3 MB. Max. memory is 12.5 GB. [2019-11-25 22:39:08,650 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 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 5228.49 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 784.6 MB in the end (delta: 165.7 MB). Peak memory consumption was 165.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 531.43 ms. Allocated memory is still 1.0 GB. Free memory was 784.6 MB in the beginning and 750.2 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 512.05 ms. Allocated memory is still 1.0 GB. Free memory was 750.2 MB in the beginning and 725.8 MB in the end (delta: 24.3 MB). Peak memory consumption was 24.3 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...