./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem18_label05.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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/Problem18_label05.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 4c2643a0521cfe13764536cdb3acd4faea304902 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem18_label05.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 4c2643a0521cfe13764536cdb3acd4faea304902 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 20:56:51,449 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:56:51,453 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:56:51,477 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:56:51,478 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:56:51,479 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:56:51,484 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:56:51,495 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:56:51,501 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:56:51,505 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:56:51,507 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:56:51,512 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:56:51,512 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:56:51,515 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:56:51,516 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:56:51,519 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:56:51,520 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:56:51,523 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:56:51,526 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:56:51,532 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:56:51,539 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:56:51,543 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:56:51,544 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:56:51,547 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:56:51,554 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:56:51,554 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:56:51,555 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:56:51,559 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:56:51,559 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:56:51,560 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:56:51,560 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:56:51,561 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:56:51,563 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:56:51,565 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:56:51,568 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:56:51,569 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:56:51,570 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:56:51,570 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:56:51,570 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:56:51,573 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:56:51,575 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:56:51,575 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:56:51,605 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:56:51,606 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:56:51,609 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:56:51,610 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:56:51,612 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:56:51,612 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:56:51,612 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:56:51,612 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:56:51,613 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:56:51,613 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:56:51,614 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:56:51,614 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:56:51,614 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:56:51,617 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:56:51,617 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:56:51,617 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:56:51,617 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:56:51,618 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:56:51,618 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:56:51,618 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:56:51,618 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:56:51,618 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:56:51,619 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:56:51,619 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:56:51,622 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:56:51,622 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:56:51,622 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:56:51,622 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:56:51,623 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:56:51,623 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 -> 4c2643a0521cfe13764536cdb3acd4faea304902 [2019-11-24 20:56:52,075 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:56:52,094 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:56:52,101 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:56:52,102 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:56:52,105 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:56:52,106 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label05.c [2019-11-24 20:56:52,217 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/60e0a3762/52f4fe5750e9475cbd912300f8220a45/FLAG121211cc8 [2019-11-24 20:56:53,291 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:56:53,292 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label05.c [2019-11-24 20:56:53,333 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/60e0a3762/52f4fe5750e9475cbd912300f8220a45/FLAG121211cc8 [2019-11-24 20:56:53,749 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/60e0a3762/52f4fe5750e9475cbd912300f8220a45 [2019-11-24 20:56:53,756 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:56:53,757 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:56:53,760 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:56:53,764 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:56:53,772 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:56:53,773 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:56:53" (1/1) ... [2019-11-24 20:56:53,778 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@658fc5c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:53, skipping insertion in model container [2019-11-24 20:56:53,778 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:56:53" (1/1) ... [2019-11-24 20:56:53,795 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:56:53,976 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:56:55,484 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:56:55,496 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:56:56,111 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:56:56,155 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:56:56,158 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:56 WrapperNode [2019-11-24 20:56:56,158 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:56:56,159 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:56:56,162 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:56:56,162 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:56:56,174 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:56" (1/1) ... [2019-11-24 20:56:56,234 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:56" (1/1) ... [2019-11-24 20:56:56,547 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:56:56,548 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:56:56,548 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:56:56,548 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:56:56,567 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:56" (1/1) ... [2019-11-24 20:56:56,568 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:56" (1/1) ... [2019-11-24 20:56:56,605 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:56" (1/1) ... [2019-11-24 20:56:56,605 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:56" (1/1) ... [2019-11-24 20:56:56,740 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:56" (1/1) ... [2019-11-24 20:56:56,783 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:56" (1/1) ... [2019-11-24 20:56:56,852 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:56" (1/1) ... [2019-11-24 20:56:56,950 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:56:56,960 INFO L168 Benchmark]: Toolchain (without parser) took 3198.80 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 804.1 MB in the end (delta: 143.2 MB). Peak memory consumption was 143.3 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:56,961 INFO L168 Benchmark]: CDTParser took 0.72 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. [2019-11-24 20:56:56,962 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2399.49 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 947.4 MB in the beginning and 873.5 MB in the end (delta: 73.8 MB). Peak memory consumption was 73.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:56,965 INFO L168 Benchmark]: Boogie Procedure Inliner took 388.19 ms. Allocated memory is still 1.0 GB. Free memory was 873.5 MB in the beginning and 833.3 MB in the end (delta: 40.2 MB). Peak memory consumption was 40.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:56,970 INFO L168 Benchmark]: Boogie Preprocessor took 405.97 ms. Allocated memory is still 1.0 GB. Free memory was 833.3 MB in the beginning and 804.1 MB in the end (delta: 29.2 MB). Peak memory consumption was 29.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:56,976 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.72 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 2399.49 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 947.4 MB in the beginning and 873.5 MB in the end (delta: 73.8 MB). Peak memory consumption was 73.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 388.19 ms. Allocated memory is still 1.0 GB. Free memory was 873.5 MB in the beginning and 833.3 MB in the end (delta: 40.2 MB). Peak memory consumption was 40.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 405.97 ms. Allocated memory is still 1.0 GB. Free memory was 833.3 MB in the beginning and 804.1 MB in the end (delta: 29.2 MB). Peak memory consumption was 29.2 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 0.1.24-32f2683 [2019-11-24 20:56:59,690 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:56:59,692 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:56:59,715 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:56:59,717 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:56:59,721 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:56:59,725 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:56:59,739 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:56:59,744 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:56:59,748 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:56:59,749 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:56:59,754 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:56:59,755 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:56:59,758 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:56:59,760 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:56:59,761 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:56:59,764 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:56:59,766 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:56:59,771 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:56:59,774 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:56:59,781 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:56:59,782 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:56:59,783 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:56:59,787 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:56:59,792 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:56:59,794 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:56:59,794 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:56:59,796 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:56:59,799 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:56:59,800 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:56:59,800 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:56:59,801 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:56:59,801 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:56:59,804 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:56:59,806 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:56:59,806 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:56:59,809 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:56:59,810 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:56:59,810 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:56:59,811 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:56:59,811 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:56:59,817 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:56:59,852 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:56:59,852 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:56:59,855 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:56:59,857 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:56:59,857 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:56:59,857 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:56:59,857 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:56:59,858 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:56:59,859 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:56:59,859 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:56:59,860 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:56:59,860 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:56:59,862 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:56:59,862 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:56:59,862 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:56:59,863 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:56:59,863 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:56:59,863 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:56:59,863 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:56:59,864 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:56:59,865 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:56:59,865 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:56:59,865 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:56:59,865 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:56:59,868 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:56:59,868 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:56:59,868 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:56:59,868 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:56:59,869 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:56:59,869 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:56:59,870 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:56:59,870 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 -> 4c2643a0521cfe13764536cdb3acd4faea304902 [2019-11-24 20:57:00,317 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:57:00,334 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:57:00,341 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:57:00,342 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:57:00,346 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:57:00,346 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label05.c [2019-11-24 20:57:00,452 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/96f89b532/974b440c9e234b3dae0f6fa8b3f9b1a2/FLAG0531fc114 [2019-11-24 20:57:01,528 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:57:01,530 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label05.c [2019-11-24 20:57:01,578 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/96f89b532/974b440c9e234b3dae0f6fa8b3f9b1a2/FLAG0531fc114 [2019-11-24 20:57:01,979 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/96f89b532/974b440c9e234b3dae0f6fa8b3f9b1a2 [2019-11-24 20:57:01,982 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:57:01,985 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:57:01,991 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:57:01,991 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:57:01,998 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:57:02,001 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:57:01" (1/1) ... [2019-11-24 20:57:02,007 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48c02fc3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:02, skipping insertion in model container [2019-11-24 20:57:02,008 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:57:01" (1/1) ... [2019-11-24 20:57:02,020 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:57:02,193 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:57:03,896 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:57:03,909 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:57:04,743 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:57:04,792 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:57:04,793 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:04 WrapperNode [2019-11-24 20:57:04,793 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:57:04,794 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:57:04,795 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:57:04,798 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:57:04,812 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:04" (1/1) ... [2019-11-24 20:57:04,877 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:04" (1/1) ... [2019-11-24 20:57:05,104 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:57:05,104 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:57:05,105 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:57:05,105 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:57:05,124 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:04" (1/1) ... [2019-11-24 20:57:05,124 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:04" (1/1) ... [2019-11-24 20:57:05,156 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:04" (1/1) ... [2019-11-24 20:57:05,156 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:04" (1/1) ... [2019-11-24 20:57:05,255 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:04" (1/1) ... [2019-11-24 20:57:05,297 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:04" (1/1) ... [2019-11-24 20:57:05,324 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:04" (1/1) ... [2019-11-24 20:57:05,365 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:57:05,372 INFO L168 Benchmark]: Toolchain (without parser) took 3384.20 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 799.3 MB in the end (delta: 150.9 MB). Peak memory consumption was 151.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:05,374 INFO L168 Benchmark]: CDTParser took 0.21 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. [2019-11-24 20:57:05,377 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2802.87 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 845.2 MB in the end (delta: 105.1 MB). Peak memory consumption was 105.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:05,378 INFO L168 Benchmark]: Boogie Procedure Inliner took 309.83 ms. Allocated memory is still 1.0 GB. Free memory was 839.4 MB in the beginning and 816.5 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:05,381 INFO L168 Benchmark]: Boogie Preprocessor took 261.49 ms. Allocated memory is still 1.0 GB. Free memory was 816.5 MB in the beginning and 799.3 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:05,389 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 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 2802.87 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 845.2 MB in the end (delta: 105.1 MB). Peak memory consumption was 105.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 309.83 ms. Allocated memory is still 1.0 GB. Free memory was 839.4 MB in the beginning and 816.5 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 261.49 ms. Allocated memory is still 1.0 GB. Free memory was 816.5 MB in the beginning and 799.3 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...