./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem19_label54.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/Problem19_label54.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 838d6be70287a519ef197596e0a0ec2f7b6e0555 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem19_label54.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 838d6be70287a519ef197596e0a0ec2f7b6e0555 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 20:58:37,340 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:58:37,347 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:58:37,382 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:58:37,383 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:58:37,386 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:58:37,391 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:58:37,410 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:58:37,412 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:58:37,419 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:58:37,421 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:58:37,427 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:58:37,430 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:58:37,435 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:58:37,439 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:58:37,443 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:58:37,447 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:58:37,448 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:58:37,459 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:58:37,468 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:58:37,475 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:58:37,483 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:58:37,487 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:58:37,489 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:58:37,499 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:58:37,500 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:58:37,500 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:58:37,502 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:58:37,504 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:58:37,505 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:58:37,509 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:58:37,510 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:58:37,514 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:58:37,516 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:58:37,519 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:58:37,523 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:58:37,525 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:58:37,525 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:58:37,525 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:58:37,527 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:58:37,532 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:58:37,533 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:58:37,575 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:58:37,576 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:58:37,578 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:58:37,583 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:58:37,586 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:58:37,586 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:58:37,587 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:58:37,587 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:58:37,587 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:58:37,589 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:58:37,590 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:58:37,591 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:58:37,592 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:58:37,592 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:58:37,593 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:58:37,595 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:58:37,595 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:58:37,595 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:58:37,596 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:58:37,596 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:58:37,598 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:58:37,598 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:58:37,598 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:58:37,599 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:58:37,600 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:58:37,600 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:58:37,602 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:58:37,602 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:58:37,602 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:58:37,603 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 -> 838d6be70287a519ef197596e0a0ec2f7b6e0555 [2019-11-24 20:58:38,155 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:58:38,186 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:58:38,197 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:58:38,199 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:58:38,204 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:58:38,205 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label54.c [2019-11-24 20:58:38,369 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a2d23116a/2d49bcd0698a43c4b2303f36265f4fcb/FLAGa46c33e8a [2019-11-24 20:58:40,333 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:58:40,337 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label54.c [2019-11-24 20:58:40,453 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a2d23116a/2d49bcd0698a43c4b2303f36265f4fcb/FLAGa46c33e8a [2019-11-24 20:58:40,493 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a2d23116a/2d49bcd0698a43c4b2303f36265f4fcb [2019-11-24 20:58:40,499 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:58:40,509 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:58:40,513 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:58:40,513 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:58:40,520 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:58:40,524 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:58:40" (1/1) ... [2019-11-24 20:58:40,531 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:40, skipping insertion in model container [2019-11-24 20:58:40,533 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:58:40" (1/1) ... [2019-11-24 20:58:40,553 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:58:41,077 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:58:45,847 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:58:45,861 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:58:48,604 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:58:48,720 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:58:48,726 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:48 WrapperNode [2019-11-24 20:58:48,727 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:58:48,728 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:58:48,728 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:58:48,728 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:58:48,749 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:48" (1/1) ... [2019-11-24 20:58:48,937 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:48" (1/1) ... [2019-11-24 20:58:50,364 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:58:50,365 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:58:50,365 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:58:50,365 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:58:50,391 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:48" (1/1) ... [2019-11-24 20:58:50,392 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:48" (1/1) ... [2019-11-24 20:58:50,600 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:48" (1/1) ... [2019-11-24 20:58:50,601 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:48" (1/1) ... [2019-11-24 20:58:52,007 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:48" (1/1) ... [2019-11-24 20:58:52,149 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:48" (1/1) ... [2019-11-24 20:58:52,450 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:48" (1/1) ... [2019-11-24 20:58:52,749 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:58:52,760 INFO L168 Benchmark]: Toolchain (without parser) took 12252.24 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 774.9 MB in the end (delta: 158.1 MB). Peak memory consumption was 387.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:58:52,761 INFO L168 Benchmark]: CDTParser took 1.09 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 20:58:52,764 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8214.74 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 875.7 MB in the end (delta: 57.3 MB). Peak memory consumption was 272.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:58:52,769 INFO L168 Benchmark]: Boogie Procedure Inliner took 1637.00 ms. Allocated memory is still 1.0 GB. Free memory was 875.7 MB in the beginning and 701.6 MB in the end (delta: 174.1 MB). Peak memory consumption was 174.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:58:52,772 INFO L168 Benchmark]: Boogie Preprocessor took 2386.56 ms. Allocated memory is still 1.0 GB. Free memory was 701.6 MB in the beginning and 774.9 MB in the end (delta: -73.3 MB). Peak memory consumption was 156.3 MB. Max. memory is 12.5 GB. [2019-11-24 20:58:52,784 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.09 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 8214.74 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 875.7 MB in the end (delta: 57.3 MB). Peak memory consumption was 272.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1637.00 ms. Allocated memory is still 1.0 GB. Free memory was 875.7 MB in the beginning and 701.6 MB in the end (delta: 174.1 MB). Peak memory consumption was 174.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 2386.56 ms. Allocated memory is still 1.0 GB. Free memory was 701.6 MB in the beginning and 774.9 MB in the end (delta: -73.3 MB). Peak memory consumption was 156.3 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 0.1.24-32f2683 [2019-11-24 20:58:56,957 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:58:56,958 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:58:56,981 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:58:56,982 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:58:56,984 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:58:56,997 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:58:57,011 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:58:57,021 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:58:57,024 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:58:57,028 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:58:57,035 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:58:57,035 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:58:57,041 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:58:57,045 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:58:57,048 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:58:57,052 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:58:57,054 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:58:57,061 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:58:57,067 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:58:57,076 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:58:57,084 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:58:57,088 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:58:57,090 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:58:57,100 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:58:57,100 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:58:57,101 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:58:57,105 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:58:57,106 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:58:57,109 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:58:57,109 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:58:57,110 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:58:57,112 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:58:57,118 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:58:57,119 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:58:57,120 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:58:57,123 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:58:57,123 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:58:57,124 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:58:57,128 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:58:57,130 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:58:57,132 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:58:57,177 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:58:57,178 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:58:57,183 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:58:57,185 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:58:57,185 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:58:57,186 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:58:57,189 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:58:57,189 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:58:57,190 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:58:57,190 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:58:57,191 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:58:57,192 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:58:57,192 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:58:57,193 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:58:57,193 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:58:57,195 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:58:57,195 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:58:57,195 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:58:57,198 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:58:57,198 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:58:57,199 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:58:57,199 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:58:57,199 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:58:57,200 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:58:57,201 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:58:57,201 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:58:57,203 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:58:57,203 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:58:57,203 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:58:57,204 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:58:57,207 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:58:57,208 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 -> 838d6be70287a519ef197596e0a0ec2f7b6e0555 [2019-11-24 20:58:57,893 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:58:57,931 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:58:57,940 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:58:57,944 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:58:57,945 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:58:57,947 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label54.c [2019-11-24 20:58:58,118 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d67fe1be6/d021268413824eac8e0aa01d6dfecc6d/FLAG871bac9ad [2019-11-24 20:59:00,314 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:59:00,315 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label54.c [2019-11-24 20:59:00,468 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d67fe1be6/d021268413824eac8e0aa01d6dfecc6d/FLAG871bac9ad [2019-11-24 20:59:00,505 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d67fe1be6/d021268413824eac8e0aa01d6dfecc6d [2019-11-24 20:59:00,514 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:59:00,520 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:59:00,525 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:59:00,525 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:59:00,529 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:59:00,533 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:59:00" (1/1) ... [2019-11-24 20:59:00,543 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22abccbe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:59:00, skipping insertion in model container [2019-11-24 20:59:00,544 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:59:00" (1/1) ... [2019-11-24 20:59:00,571 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:59:01,063 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:59:06,114 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:59:06,125 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:59:08,708 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:59:08,839 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:59:08,845 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:59:08 WrapperNode [2019-11-24 20:59:08,845 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:59:08,846 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:59:08,847 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:59:08,849 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:59:08,872 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:59:08" (1/1) ... [2019-11-24 20:59:09,072 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:59:08" (1/1) ... [2019-11-24 20:59:09,610 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:59:09,613 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:59:09,614 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:59:09,614 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:59:09,638 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:59:08" (1/1) ... [2019-11-24 20:59:09,641 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:59:08" (1/1) ... [2019-11-24 20:59:09,794 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:59:08" (1/1) ... [2019-11-24 20:59:09,799 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:59:08" (1/1) ... [2019-11-24 20:59:10,792 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:59:08" (1/1) ... [2019-11-24 20:59:10,900 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:59:08" (1/1) ... [2019-11-24 20:59:11,074 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:59:08" (1/1) ... [2019-11-24 20:59:11,264 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:59:11,275 INFO L168 Benchmark]: Toolchain (without parser) took 10750.87 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 869.8 MB in the end (delta: 63.3 MB). Peak memory consumption was 313.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:59:11,276 INFO L168 Benchmark]: CDTParser took 1.24 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 20:59:11,279 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8321.00 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 763.3 MB in the end (delta: 169.8 MB). Peak memory consumption was 253.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:59:11,280 INFO L168 Benchmark]: Boogie Procedure Inliner took 766.67 ms. Allocated memory is still 1.0 GB. Free memory was 763.3 MB in the beginning and 693.8 MB in the end (delta: 69.5 MB). Peak memory consumption was 69.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:59:11,286 INFO L168 Benchmark]: Boogie Preprocessor took 1653.84 ms. Allocated memory is still 1.0 GB. Free memory was 693.8 MB in the beginning and 869.8 MB in the end (delta: -176.0 MB). Peak memory consumption was 74.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:59:11,296 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.24 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 8321.00 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 763.3 MB in the end (delta: 169.8 MB). Peak memory consumption was 253.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 766.67 ms. Allocated memory is still 1.0 GB. Free memory was 763.3 MB in the beginning and 693.8 MB in the end (delta: 69.5 MB). Peak memory consumption was 69.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1653.84 ms. Allocated memory is still 1.0 GB. Free memory was 693.8 MB in the beginning and 869.8 MB in the end (delta: -176.0 MB). Peak memory consumption was 74.6 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...