./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem04_label48.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 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/Problem04_label48.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 a701f7a86657aebc3c45a0a328b2e50858377c25 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem04_label48.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 a701f7a86657aebc3c45a0a328b2e50858377c25 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:22:58,430 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:22:58,434 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:22:58,459 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:22:58,461 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:22:58,478 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:22:58,480 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:22:58,499 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:22:58,502 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:22:58,507 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:22:58,511 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:22:58,516 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:22:58,520 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:22:58,525 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:22:58,528 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:22:58,532 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:22:58,535 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:22:58,540 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:22:58,542 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:22:58,553 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:22:58,560 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:22:58,569 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:22:58,571 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:22:58,576 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:22:58,584 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:22:58,584 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:22:58,587 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:22:58,589 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:22:58,590 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:22:58,593 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:22:58,594 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:22:58,595 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:22:58,596 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:22:58,600 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:22:58,603 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:22:58,607 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:22:58,608 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:22:58,609 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:22:58,609 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:22:58,610 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:22:58,613 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:22:58,615 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:22:58,656 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:22:58,658 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:22:58,662 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:22:58,662 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:22:58,664 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:22:58,664 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:22:58,664 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:22:58,665 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:22:58,666 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:22:58,666 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:22:58,667 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:22:58,669 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:22:58,669 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:22:58,670 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:22:58,672 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:22:58,672 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:22:58,672 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:22:58,673 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:22:58,673 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:22:58,673 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:22:58,675 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:22:58,675 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:22:58,675 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:22:58,676 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:22:58,678 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:22:58,678 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:22:58,678 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:22:58,679 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:22:58,679 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 -> a701f7a86657aebc3c45a0a328b2e50858377c25 [2019-11-27 09:22:59,266 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:22:59,299 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:22:59,306 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:22:59,313 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:22:59,313 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:22:59,315 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label48.c [2019-11-27 09:22:59,468 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d8fde3108/29afbc719f264819b9e525937ce5edfe/FLAGe67f60218 [2019-11-27 09:23:01,167 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:23:01,171 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label48.c [2019-11-27 09:23:01,256 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d8fde3108/29afbc719f264819b9e525937ce5edfe/FLAGe67f60218 [2019-11-27 09:23:01,635 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d8fde3108/29afbc719f264819b9e525937ce5edfe [2019-11-27 09:23:01,640 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:23:01,643 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:23:01,654 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:23:01,655 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:23:01,668 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:23:01,669 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:23:01" (1/1) ... [2019-11-27 09:23:01,676 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ab76006 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:01, skipping insertion in model container [2019-11-27 09:23:01,678 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:23:01" (1/1) ... [2019-11-27 09:23:01,700 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:23:02,044 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:23:05,065 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:23:05,082 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:23:06,579 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:23:06,651 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:23:06,657 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:06 WrapperNode [2019-11-27 09:23:06,658 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:23:06,659 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:23:06,659 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:23:06,660 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:23:06,680 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:06" (1/1) ... [2019-11-27 09:23:06,793 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:06" (1/1) ... [2019-11-27 09:23:07,166 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:23:07,168 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:23:07,168 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:23:07,169 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:23:07,190 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:06" (1/1) ... [2019-11-27 09:23:07,193 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:06" (1/1) ... [2019-11-27 09:23:07,241 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:06" (1/1) ... [2019-11-27 09:23:07,242 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:06" (1/1) ... [2019-11-27 09:23:07,488 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:06" (1/1) ... [2019-11-27 09:23:07,550 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:06" (1/1) ... [2019-11-27 09:23:07,604 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:06" (1/1) ... [2019-11-27 09:23:07,656 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:23:07,669 INFO L168 Benchmark]: Toolchain (without parser) took 6021.14 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 768.8 MB in the end (delta: 181.4 MB). Peak memory consumption was 181.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:07,673 INFO L168 Benchmark]: CDTParser took 3.79 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. [2019-11-27 09:23:07,675 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5004.40 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 839.2 MB in the end (delta: 110.9 MB). Peak memory consumption was 111.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:07,679 INFO L168 Benchmark]: Boogie Procedure Inliner took 508.56 ms. Allocated memory is still 1.0 GB. Free memory was 839.2 MB in the beginning and 799.1 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:07,681 INFO L168 Benchmark]: Boogie Preprocessor took 492.95 ms. Allocated memory is still 1.0 GB. Free memory was 799.1 MB in the beginning and 768.8 MB in the end (delta: 30.3 MB). Peak memory consumption was 30.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:07,693 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.79 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 5004.40 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 839.2 MB in the end (delta: 110.9 MB). Peak memory consumption was 111.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 508.56 ms. Allocated memory is still 1.0 GB. Free memory was 839.2 MB in the beginning and 799.1 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 492.95 ms. Allocated memory is still 1.0 GB. Free memory was 799.1 MB in the beginning and 768.8 MB in the end (delta: 30.3 MB). Peak memory consumption was 30.3 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-da95e15 [2019-11-27 09:23:11,729 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:23:11,746 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:23:11,771 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:23:11,773 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:23:11,775 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:23:11,778 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:23:11,802 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:23:11,806 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:23:11,812 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:23:11,815 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:23:11,820 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:23:11,821 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:23:11,827 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:23:11,829 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:23:11,834 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:23:11,837 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:23:11,842 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:23:11,848 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:23:11,857 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:23:11,864 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:23:11,871 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:23:11,873 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:23:11,879 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:23:11,886 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:23:11,886 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:23:11,887 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:23:11,890 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:23:11,891 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:23:11,892 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:23:11,894 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:23:11,895 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:23:11,897 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:23:11,905 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:23:11,906 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:23:11,907 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:23:11,908 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:23:11,908 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:23:11,908 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:23:11,909 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:23:11,911 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:23:11,913 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:23:11,953 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:23:11,954 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:23:11,958 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:23:11,958 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:23:11,960 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:23:11,960 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:23:11,960 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:23:11,963 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:23:11,963 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:23:11,963 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:23:11,965 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:23:11,965 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:23:11,965 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:23:11,969 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:23:11,970 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:23:11,970 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:23:11,970 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:23:11,971 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:23:11,971 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:23:11,971 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:23:11,972 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:23:11,972 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:23:11,972 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:23:11,973 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:23:11,974 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:23:11,974 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:23:11,974 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:23:11,976 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:23:11,976 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:23:11,976 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:23:11,978 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 -> a701f7a86657aebc3c45a0a328b2e50858377c25 [2019-11-27 09:23:12,613 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:23:12,647 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:23:12,656 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:23:12,659 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:23:12,662 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:23:12,664 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label48.c [2019-11-27 09:23:12,784 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/78a0ad453/eeac98bd812142cf8c826677ade23b91/FLAG6f8a9ab4c [2019-11-27 09:23:14,491 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:23:14,494 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label48.c [2019-11-27 09:23:14,558 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/78a0ad453/eeac98bd812142cf8c826677ade23b91/FLAG6f8a9ab4c [2019-11-27 09:23:14,960 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/78a0ad453/eeac98bd812142cf8c826677ade23b91 [2019-11-27 09:23:14,973 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:23:14,976 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:23:14,977 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:23:14,984 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:23:14,991 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:23:14,994 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:23:14" (1/1) ... [2019-11-27 09:23:15,002 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ff3520c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:14, skipping insertion in model container [2019-11-27 09:23:15,002 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:23:14" (1/1) ... [2019-11-27 09:23:15,023 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:23:15,356 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:23:18,328 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:23:18,343 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:23:19,875 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:23:19,953 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:23:19,954 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:19 WrapperNode [2019-11-27 09:23:19,955 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:23:19,956 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:23:19,956 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:23:19,958 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:23:19,987 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:19" (1/1) ... [2019-11-27 09:23:20,094 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:19" (1/1) ... [2019-11-27 09:23:20,466 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:23:20,468 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:23:20,468 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:23:20,469 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:23:20,493 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:19" (1/1) ... [2019-11-27 09:23:20,493 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:19" (1/1) ... [2019-11-27 09:23:20,540 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:19" (1/1) ... [2019-11-27 09:23:20,541 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:19" (1/1) ... [2019-11-27 09:23:20,726 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:19" (1/1) ... [2019-11-27 09:23:20,791 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:19" (1/1) ... [2019-11-27 09:23:20,836 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:19" (1/1) ... [2019-11-27 09:23:20,894 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:23:20,902 INFO L168 Benchmark]: Toolchain (without parser) took 5921.48 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 947.4 MB in the beginning and 732.0 MB in the end (delta: 215.4 MB). Peak memory consumption was 215.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:20,905 INFO L168 Benchmark]: CDTParser took 3.01 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. [2019-11-27 09:23:20,909 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4978.36 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 947.4 MB in the beginning and 802.4 MB in the end (delta: 145.0 MB). Peak memory consumption was 145.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:20,911 INFO L168 Benchmark]: Boogie Procedure Inliner took 511.92 ms. Allocated memory is still 1.0 GB. Free memory was 802.4 MB in the beginning and 762.3 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:20,915 INFO L168 Benchmark]: Boogie Preprocessor took 426.19 ms. Allocated memory is still 1.0 GB. Free memory was 762.3 MB in the beginning and 732.0 MB in the end (delta: 30.3 MB). Peak memory consumption was 30.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:20,927 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.01 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 4978.36 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 947.4 MB in the beginning and 802.4 MB in the end (delta: 145.0 MB). Peak memory consumption was 145.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 511.92 ms. Allocated memory is still 1.0 GB. Free memory was 802.4 MB in the beginning and 762.3 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 426.19 ms. Allocated memory is still 1.0 GB. Free memory was 762.3 MB in the beginning and 732.0 MB in the end (delta: 30.3 MB). Peak memory consumption was 30.3 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...