./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem19_label16.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem19_label16.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 9faa7c1e4dce71fac4711302b3a36f7616235919 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label16.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 9faa7c1e4dce71fac4711302b3a36f7616235919 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:51:52,417 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:51:52,420 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:51:52,461 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:51:52,462 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:51:52,464 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:51:52,469 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:51:52,485 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:51:52,489 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:51:52,495 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:51:52,496 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:51:52,501 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:51:52,502 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:51:52,505 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:51:52,509 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:51:52,511 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:51:52,515 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:51:52,518 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:51:52,526 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:51:52,535 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:51:52,541 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:51:52,549 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:51:52,550 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:51:52,556 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:51:52,563 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:51:52,564 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:51:52,564 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:51:52,568 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:51:52,571 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:51:52,573 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:51:52,573 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:51:52,574 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:51:52,576 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:51:52,579 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:51:52,585 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:51:52,585 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:51:52,587 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:51:52,587 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:51:52,587 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:51:52,588 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:51:52,591 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:51:52,592 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:51:52,633 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:51:52,634 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:51:52,637 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:51:52,638 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:51:52,640 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:51:52,640 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:51:52,640 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:51:52,641 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:51:52,641 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:51:52,643 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:51:52,644 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:51:52,645 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:51:52,645 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:51:52,645 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:51:52,648 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:51:52,648 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:51:52,648 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:51:52,649 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:51:52,649 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:51:52,649 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:51:52,650 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:51:52,652 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:51:52,652 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:51:52,653 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:51:52,653 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:51:52,653 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:51:52,653 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:51:52,655 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:51:52,655 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 -> 9faa7c1e4dce71fac4711302b3a36f7616235919 [2019-11-26 16:51:53,231 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:51:53,258 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:51:53,267 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:51:53,272 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:51:53,273 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:51:53,274 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label16.c [2019-11-26 16:51:53,440 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f1ccf6370/a202fd46cedc44b68456fa93ef000fb8/FLAG795d486dc [2019-11-26 16:51:55,555 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:51:55,560 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label16.c [2019-11-26 16:51:55,715 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f1ccf6370/a202fd46cedc44b68456fa93ef000fb8/FLAG795d486dc [2019-11-26 16:51:55,754 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f1ccf6370/a202fd46cedc44b68456fa93ef000fb8 [2019-11-26 16:51:55,762 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:51:55,769 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:51:55,770 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:51:55,772 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:51:55,781 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:51:55,782 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:51:55" (1/1) ... [2019-11-26 16:51:55,789 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bc0b2b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:55, skipping insertion in model container [2019-11-26 16:51:55,792 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:51:55" (1/1) ... [2019-11-26 16:51:55,810 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:51:56,305 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:52:01,213 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:52:01,231 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:52:03,642 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:52:03,752 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:52:03,756 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:03 WrapperNode [2019-11-26 16:52:03,757 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:52:03,758 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:52:03,760 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:52:03,760 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:52:03,779 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:03" (1/1) ... [2019-11-26 16:52:03,959 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:03" (1/1) ... [2019-11-26 16:52:05,132 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:52:05,136 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:52:05,136 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:52:05,137 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:52:05,161 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:03" (1/1) ... [2019-11-26 16:52:05,161 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:03" (1/1) ... [2019-11-26 16:52:05,343 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:03" (1/1) ... [2019-11-26 16:52:05,350 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:03" (1/1) ... [2019-11-26 16:52:06,758 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:03" (1/1) ... [2019-11-26 16:52:06,863 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:03" (1/1) ... [2019-11-26 16:52:07,140 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:03" (1/1) ... [2019-11-26 16:52:07,439 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:52:07,449 INFO L168 Benchmark]: Toolchain (without parser) took 11673.64 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 782.1 MB in the end (delta: 156.7 MB). Peak memory consumption was 397.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:07,452 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:52:07,454 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7987.29 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 873.2 MB in the end (delta: 65.6 MB). Peak memory consumption was 279.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:07,458 INFO L168 Benchmark]: Boogie Procedure Inliner took 1377.56 ms. Allocated memory is still 1.0 GB. Free memory was 873.2 MB in the beginning and 706.4 MB in the end (delta: 166.8 MB). Peak memory consumption was 166.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:07,463 INFO L168 Benchmark]: Boogie Preprocessor took 2303.21 ms. Allocated memory is still 1.0 GB. Free memory was 706.4 MB in the beginning and 782.1 MB in the end (delta: -75.7 MB). Peak memory consumption was 164.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:07,473 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 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 7987.29 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 873.2 MB in the end (delta: 65.6 MB). Peak memory consumption was 279.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1377.56 ms. Allocated memory is still 1.0 GB. Free memory was 873.2 MB in the beginning and 706.4 MB in the end (delta: 166.8 MB). Peak memory consumption was 166.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 2303.21 ms. Allocated memory is still 1.0 GB. Free memory was 706.4 MB in the beginning and 782.1 MB in the end (delta: -75.7 MB). Peak memory consumption was 164.8 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:52:11,429 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:52:11,434 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:52:11,478 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:52:11,479 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:52:11,483 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:52:11,489 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:52:11,505 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:52:11,507 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:52:11,513 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:52:11,515 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:52:11,521 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:52:11,522 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:52:11,528 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:52:11,531 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:52:11,534 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:52:11,537 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:52:11,541 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:52:11,546 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:52:11,555 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:52:11,563 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:52:11,569 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:52:11,572 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:52:11,577 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:52:11,584 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:52:11,584 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:52:11,585 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:52:11,588 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:52:11,588 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:52:11,591 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:52:11,593 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:52:11,594 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:52:11,595 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:52:11,599 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:52:11,600 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:52:11,603 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:52:11,604 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:52:11,604 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:52:11,605 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:52:11,609 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:52:11,611 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:52:11,612 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:52:11,649 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:52:11,651 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:52:11,655 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:52:11,657 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:52:11,657 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:52:11,657 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:52:11,658 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:52:11,658 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:52:11,660 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:52:11,660 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:52:11,661 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:52:11,662 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:52:11,662 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:52:11,665 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:52:11,665 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:52:11,665 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:52:11,666 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:52:11,666 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:52:11,666 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:52:11,666 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:52:11,667 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:52:11,667 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:52:11,667 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:52:11,670 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:52:11,670 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:52:11,670 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:52:11,671 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:52:11,671 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:52:11,671 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:52:11,671 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:52:11,673 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 -> 9faa7c1e4dce71fac4711302b3a36f7616235919 [2019-11-26 16:52:12,233 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:52:12,263 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:52:12,266 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:52:12,272 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:52:12,276 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:52:12,278 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label16.c [2019-11-26 16:52:12,426 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dcc30d6b9/0269b3d78e7949c792eace965975e1ac/FLAG539f61c8f [2019-11-26 16:52:14,285 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:52:14,286 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label16.c [2019-11-26 16:52:14,419 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dcc30d6b9/0269b3d78e7949c792eace965975e1ac/FLAG539f61c8f [2019-11-26 16:52:14,586 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dcc30d6b9/0269b3d78e7949c792eace965975e1ac [2019-11-26 16:52:14,600 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:52:14,607 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:52:14,609 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:52:14,609 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:52:14,617 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:52:14,620 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:52:14" (1/1) ... [2019-11-26 16:52:14,628 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39a3f223 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:14, skipping insertion in model container [2019-11-26 16:52:14,629 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:52:14" (1/1) ... [2019-11-26 16:52:14,641 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:52:15,242 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:52:20,258 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:52:20,278 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:52:22,737 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:52:22,861 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:52:22,865 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:22 WrapperNode [2019-11-26 16:52:22,866 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:52:22,867 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:52:22,870 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:52:22,870 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:52:22,893 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:22" (1/1) ... [2019-11-26 16:52:23,102 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:22" (1/1) ... [2019-11-26 16:52:23,643 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:52:23,644 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:52:23,645 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:52:23,646 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:52:23,668 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:22" (1/1) ... [2019-11-26 16:52:23,672 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:22" (1/1) ... [2019-11-26 16:52:23,801 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:22" (1/1) ... [2019-11-26 16:52:23,805 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:22" (1/1) ... [2019-11-26 16:52:24,218 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:22" (1/1) ... [2019-11-26 16:52:24,323 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:22" (1/1) ... [2019-11-26 16:52:24,435 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:22" (1/1) ... [2019-11-26 16:52:25,153 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:52:25,164 INFO L168 Benchmark]: Toolchain (without parser) took 10555.59 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.6 MB in the beginning and 884.2 MB in the end (delta: 47.4 MB). Peak memory consumption was 328.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:25,166 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:52:25,170 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8257.61 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.6 MB in the beginning and 791.6 MB in the end (delta: 140.0 MB). Peak memory consumption was 255.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:25,171 INFO L168 Benchmark]: Boogie Procedure Inliner took 776.60 ms. Allocated memory is still 1.0 GB. Free memory was 791.6 MB in the beginning and 722.9 MB in the end (delta: 68.7 MB). Peak memory consumption was 68.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:25,176 INFO L168 Benchmark]: Boogie Preprocessor took 1510.66 ms. Allocated memory is still 1.0 GB. Free memory was 722.9 MB in the beginning and 884.2 MB in the end (delta: -161.3 MB). Peak memory consumption was 119.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:25,185 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 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 8257.61 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.6 MB in the beginning and 791.6 MB in the end (delta: 140.0 MB). Peak memory consumption was 255.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 776.60 ms. Allocated memory is still 1.0 GB. Free memory was 791.6 MB in the beginning and 722.9 MB in the end (delta: 68.7 MB). Peak memory consumption was 68.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1510.66 ms. Allocated memory is still 1.0 GB. Free memory was 722.9 MB in the beginning and 884.2 MB in the end (delta: -161.3 MB). Peak memory consumption was 119.8 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...