./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem03_label28.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/Problem03_label28.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 ebf691dbfacc6e815feb106191f6dc5ff2cd6b1e ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem03_label28.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 ebf691dbfacc6e815feb106191f6dc5ff2cd6b1e ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:34:50,198 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:34:50,206 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:34:50,240 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:34:50,241 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:34:50,244 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:34:50,248 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:34:50,261 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:34:50,270 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:34:50,274 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:34:50,279 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:34:50,282 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:34:50,282 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:34:50,286 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:34:50,289 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:34:50,291 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:34:50,295 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:34:50,296 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:34:50,301 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:34:50,307 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:34:50,314 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:34:50,321 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:34:50,322 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:34:50,325 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:34:50,332 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:34:50,335 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:34:50,335 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:34:50,337 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:34:50,338 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:34:50,339 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:34:50,340 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:34:50,340 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:34:50,346 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:34:50,347 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:34:50,349 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:34:50,349 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:34:50,350 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:34:50,350 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:34:50,353 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:34:50,354 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:34:50,355 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:34:50,356 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:34:50,408 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:34:50,412 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:34:50,414 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:34:50,420 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:34:50,420 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:34:50,421 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:34:50,421 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:34:50,421 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:34:50,423 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:34:50,423 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:34:50,423 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:34:50,424 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:34:50,424 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:34:50,426 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:34:50,426 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:34:50,427 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:34:50,427 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:34:50,427 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:34:50,428 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:34:50,428 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:34:50,429 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:34:50,429 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:34:50,432 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:34:50,432 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:34:50,433 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:34:50,433 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:34:50,433 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:34:50,434 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:34:50,434 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 -> ebf691dbfacc6e815feb106191f6dc5ff2cd6b1e [2019-11-26 16:34:51,055 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:34:51,083 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:34:51,089 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:34:51,094 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:34:51,095 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:34:51,098 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem03_label28.c [2019-11-26 16:34:51,256 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3479b117c/961a6c836692464fa73755ff66942b2e/FLAGd8369bea3 [2019-11-26 16:34:52,626 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:34:52,627 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem03_label28.c [2019-11-26 16:34:52,668 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3479b117c/961a6c836692464fa73755ff66942b2e/FLAGd8369bea3 [2019-11-26 16:34:52,707 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3479b117c/961a6c836692464fa73755ff66942b2e [2019-11-26 16:34:52,715 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:34:52,718 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:34:52,724 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:34:52,727 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:34:52,733 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:34:52,734 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:34:52" (1/1) ... [2019-11-26 16:34:52,744 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36cbbb69 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:52, skipping insertion in model container [2019-11-26 16:34:52,745 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:34:52" (1/1) ... [2019-11-26 16:34:52,763 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:34:52,922 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:34:54,483 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:34:54,496 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:34:55,111 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:34:55,156 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:34:55,160 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:55 WrapperNode [2019-11-26 16:34:55,160 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:34:55,161 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:34:55,161 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:34:55,164 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:34:55,181 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:55" (1/1) ... [2019-11-26 16:34:55,242 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:55" (1/1) ... [2019-11-26 16:34:55,411 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:34:55,417 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:34:55,420 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:34:55,420 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:34:55,441 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:55" (1/1) ... [2019-11-26 16:34:55,441 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:55" (1/1) ... [2019-11-26 16:34:55,459 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:55" (1/1) ... [2019-11-26 16:34:55,459 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:55" (1/1) ... [2019-11-26 16:34:55,550 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:55" (1/1) ... [2019-11-26 16:34:55,600 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:55" (1/1) ... [2019-11-26 16:34:55,630 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:55" (1/1) ... [2019-11-26 16:34:55,667 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:34:55,676 INFO L168 Benchmark]: Toolchain (without parser) took 2951.44 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 903.7 MB in the end (delta: 52.3 MB). Peak memory consumption was 52.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:55,677 INFO L168 Benchmark]: CDTParser took 3.55 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 16:34:55,680 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2436.41 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 926.7 MB in the end (delta: 29.2 MB). Peak memory consumption was 29.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:55,683 INFO L168 Benchmark]: Boogie Procedure Inliner took 255.29 ms. Allocated memory is still 1.0 GB. Free memory was 926.7 MB in the beginning and 915.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:55,688 INFO L168 Benchmark]: Boogie Preprocessor took 250.48 ms. Allocated memory is still 1.0 GB. Free memory was 915.3 MB in the beginning and 903.7 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:55,699 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.55 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 2436.41 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 926.7 MB in the end (delta: 29.2 MB). Peak memory consumption was 29.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 255.29 ms. Allocated memory is still 1.0 GB. Free memory was 926.7 MB in the beginning and 915.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 250.48 ms. Allocated memory is still 1.0 GB. Free memory was 915.3 MB in the beginning and 903.7 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:34:59,518 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:34:59,525 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:34:59,561 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:34:59,562 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:34:59,564 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:34:59,570 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:34:59,588 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:34:59,591 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:34:59,596 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:34:59,600 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:34:59,603 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:34:59,607 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:34:59,612 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:34:59,617 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:34:59,619 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:34:59,626 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:34:59,629 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:34:59,634 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:34:59,645 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:34:59,649 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:34:59,655 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:34:59,660 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:34:59,664 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:34:59,669 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:34:59,672 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:34:59,672 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:34:59,674 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:34:59,675 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:34:59,678 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:34:59,680 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:34:59,681 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:34:59,683 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:34:59,685 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:34:59,690 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:34:59,692 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:34:59,693 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:34:59,695 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:34:59,695 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:34:59,699 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:34:59,701 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:34:59,703 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:34:59,742 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:34:59,745 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:34:59,749 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:34:59,750 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:34:59,751 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:34:59,751 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:34:59,751 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:34:59,753 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:34:59,753 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:34:59,753 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:34:59,755 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:34:59,757 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:34:59,757 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:34:59,758 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:34:59,758 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:34:59,758 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:34:59,759 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:34:59,759 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:34:59,762 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:34:59,762 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:34:59,763 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:34:59,763 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:34:59,763 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:34:59,763 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:34:59,764 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:34:59,764 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:34:59,764 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:34:59,765 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:34:59,767 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:34:59,767 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:34:59,768 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 -> ebf691dbfacc6e815feb106191f6dc5ff2cd6b1e [2019-11-26 16:35:00,319 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:35:00,349 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:35:00,355 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:35:00,360 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:35:00,362 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:35:00,364 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem03_label28.c [2019-11-26 16:35:00,525 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4b1224c9f/89dfda3e11154856aac2bcc08f4cdef8/FLAGeda0da5fd [2019-11-26 16:35:01,895 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:35:01,896 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem03_label28.c [2019-11-26 16:35:01,937 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4b1224c9f/89dfda3e11154856aac2bcc08f4cdef8/FLAGeda0da5fd [2019-11-26 16:35:02,190 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4b1224c9f/89dfda3e11154856aac2bcc08f4cdef8 [2019-11-26 16:35:02,201 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:35:02,206 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:35:02,208 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:35:02,208 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:35:02,214 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:35:02,216 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:35:02" (1/1) ... [2019-11-26 16:35:02,226 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5421ec35 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:02, skipping insertion in model container [2019-11-26 16:35:02,227 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:35:02" (1/1) ... [2019-11-26 16:35:02,244 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:35:02,393 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:35:04,027 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:35:04,044 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:35:04,630 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:35:04,685 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:35:04,688 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:04 WrapperNode [2019-11-26 16:35:04,690 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:35:04,691 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:35:04,693 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:35:04,693 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:35:04,714 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:04" (1/1) ... [2019-11-26 16:35:04,785 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:04" (1/1) ... [2019-11-26 16:35:04,965 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:35:04,965 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:35:04,965 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:35:04,966 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:35:04,987 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:04" (1/1) ... [2019-11-26 16:35:04,989 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:04" (1/1) ... [2019-11-26 16:35:05,010 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:04" (1/1) ... [2019-11-26 16:35:05,013 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:04" (1/1) ... [2019-11-26 16:35:05,115 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:04" (1/1) ... [2019-11-26 16:35:05,162 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:04" (1/1) ... [2019-11-26 16:35:05,201 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:04" (1/1) ... [2019-11-26 16:35:05,234 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:35:05,242 INFO L168 Benchmark]: Toolchain (without parser) took 3033.70 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 927.3 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:05,243 INFO L168 Benchmark]: CDTParser took 2.71 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:35:05,246 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2482.41 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 955.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 67.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:05,248 INFO L168 Benchmark]: Boogie Procedure Inliner took 273.84 ms. Allocated memory is still 1.0 GB. Free memory was 955.9 MB in the beginning and 938.8 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:05,253 INFO L168 Benchmark]: Boogie Preprocessor took 269.11 ms. Allocated memory is still 1.0 GB. Free memory was 938.8 MB in the beginning and 927.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:05,262 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.71 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 2482.41 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 955.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 67.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 273.84 ms. Allocated memory is still 1.0 GB. Free memory was 955.9 MB in the beginning and 938.8 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 269.11 ms. Allocated memory is still 1.0 GB. Free memory was 938.8 MB in the beginning and 927.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...