./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem06_label44.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/Problem06_label44.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 c4b7ec8366328f542c70e63aa9a97caa7c907b62 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem06_label44.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 c4b7ec8366328f542c70e63aa9a97caa7c907b62 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 16:37:55,349 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:37:55,357 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:37:55,387 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:37:55,390 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:37:55,395 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:37:55,398 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:37:55,410 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:37:55,420 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:37:55,424 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:37:55,429 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:37:55,432 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:37:55,432 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:37:55,437 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:37:55,439 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:37:55,442 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:37:55,445 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:37:55,450 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:37:55,453 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:37:55,458 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:37:55,468 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:37:55,475 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:37:55,476 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:37:55,480 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:37:55,489 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:37:55,489 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:37:55,490 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:37:55,494 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:37:55,495 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:37:55,496 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:37:55,498 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:37:55,499 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:37:55,502 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:37:55,505 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:37:55,508 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:37:55,510 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:37:55,511 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:37:55,513 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:37:55,513 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:37:55,514 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:37:55,520 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:37:55,521 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:37:55,574 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:37:55,578 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:37:55,580 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:37:55,586 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:37:55,587 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:37:55,587 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:37:55,587 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:37:55,588 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:37:55,588 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:37:55,589 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:37:55,589 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:37:55,589 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:37:55,591 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:37:55,591 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:37:55,594 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:37:55,594 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:37:55,595 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:37:55,595 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:37:55,596 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:37:55,596 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:37:55,596 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:37:55,597 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:37:55,597 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:37:55,599 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:37:55,599 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:37:55,599 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:37:55,600 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:37:55,602 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:37:55,603 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 -> c4b7ec8366328f542c70e63aa9a97caa7c907b62 [2019-11-26 16:37:56,218 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:37:56,245 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:37:56,257 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:37:56,261 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:37:56,263 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:37:56,265 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label44.c [2019-11-26 16:37:56,425 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cba11b716/2179aeb1777042faa70bbbfa083f2b1c/FLAGb6cbfa03f [2019-11-26 16:37:58,484 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:37:58,486 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label44.c [2019-11-26 16:37:58,591 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cba11b716/2179aeb1777042faa70bbbfa083f2b1c/FLAGb6cbfa03f [2019-11-26 16:37:58,631 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cba11b716/2179aeb1777042faa70bbbfa083f2b1c [2019-11-26 16:37:58,639 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:37:58,645 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:37:58,650 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:37:58,650 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:37:58,659 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:37:58,663 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:37:58" (1/1) ... [2019-11-26 16:37:58,673 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 26.11 04:37:58, skipping insertion in model container [2019-11-26 16:37:58,673 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:37:58" (1/1) ... [2019-11-26 16:37:58,694 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:37:59,210 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:38:03,514 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:38:03,533 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:38:05,991 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:38:06,115 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:38:06,117 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:38:06 WrapperNode [2019-11-26 16:38:06,118 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:38:06,119 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:38:06,121 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:38:06,121 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:38:06,142 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:38:06" (1/1) ... [2019-11-26 16:38:06,264 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:38:06" (1/1) ... [2019-11-26 16:38:06,845 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:38:06,847 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:38:06,850 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:38:06,850 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:38:06,870 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:38:06" (1/1) ... [2019-11-26 16:38:06,872 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:38:06" (1/1) ... [2019-11-26 16:38:06,981 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:38:06" (1/1) ... [2019-11-26 16:38:06,983 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:38:06" (1/1) ... [2019-11-26 16:38:07,285 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:38:06" (1/1) ... [2019-11-26 16:38:07,386 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:38:06" (1/1) ... [2019-11-26 16:38:07,503 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:38:06" (1/1) ... [2019-11-26 16:38:07,614 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:38:07,622 INFO L168 Benchmark]: Toolchain (without parser) took 8972.56 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 776.9 MB in the end (delta: 156.2 MB). Peak memory consumption was 156.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:38:07,624 INFO L168 Benchmark]: CDTParser took 1.52 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 16:38:07,627 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7468.45 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 912.1 MB in the end (delta: 21.0 MB). Peak memory consumption was 274.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:38:07,628 INFO L168 Benchmark]: Boogie Procedure Inliner took 728.33 ms. Allocated memory is still 1.0 GB. Free memory was 912.1 MB in the beginning and 833.5 MB in the end (delta: 78.5 MB). Peak memory consumption was 78.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:38:07,632 INFO L168 Benchmark]: Boogie Preprocessor took 766.75 ms. Allocated memory is still 1.0 GB. Free memory was 833.5 MB in the beginning and 776.9 MB in the end (delta: 56.6 MB). Peak memory consumption was 56.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:38:07,644 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.52 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 7468.45 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 912.1 MB in the end (delta: 21.0 MB). Peak memory consumption was 274.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 728.33 ms. Allocated memory is still 1.0 GB. Free memory was 912.1 MB in the beginning and 833.5 MB in the end (delta: 78.5 MB). Peak memory consumption was 78.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 766.75 ms. Allocated memory is still 1.0 GB. Free memory was 833.5 MB in the beginning and 776.9 MB in the end (delta: 56.6 MB). Peak memory consumption was 56.6 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:38:11,565 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:38:11,568 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:38:11,590 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:38:11,591 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:38:11,594 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:38:11,596 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:38:11,625 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:38:11,631 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:38:11,636 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:38:11,638 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:38:11,645 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:38:11,646 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:38:11,651 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:38:11,655 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:38:11,661 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:38:11,663 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:38:11,666 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:38:11,672 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:38:11,682 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:38:11,688 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:38:11,698 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:38:11,699 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:38:11,705 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:38:11,712 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:38:11,712 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:38:11,713 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:38:11,716 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:38:11,717 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:38:11,719 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:38:11,722 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:38:11,723 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:38:11,724 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:38:11,728 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:38:11,732 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:38:11,733 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:38:11,734 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:38:11,735 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:38:11,735 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:38:11,736 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:38:11,742 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:38:11,743 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:38:11,782 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:38:11,783 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:38:11,787 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:38:11,787 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:38:11,788 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:38:11,788 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:38:11,791 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:38:11,791 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:38:11,791 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:38:11,792 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:38:11,793 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:38:11,793 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:38:11,794 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:38:11,794 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:38:11,794 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:38:11,796 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:38:11,796 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:38:11,796 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:38:11,797 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:38:11,799 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:38:11,799 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:38:11,799 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:38:11,800 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:38:11,800 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:38:11,802 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:38:11,802 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:38:11,802 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:38:11,803 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:38:11,803 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:38:11,804 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:38:11,806 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 -> c4b7ec8366328f542c70e63aa9a97caa7c907b62 [2019-11-26 16:38:12,406 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:38:12,438 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:38:12,444 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:38:12,446 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:38:12,449 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:38:12,451 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label44.c [2019-11-26 16:38:12,607 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/81e87a7b6/1242014078f445488dac294c88bdd846/FLAGfdb32c540 [2019-11-26 16:38:14,579 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:38:14,583 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label44.c [2019-11-26 16:38:14,696 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/81e87a7b6/1242014078f445488dac294c88bdd846/FLAGfdb32c540 [2019-11-26 16:38:14,733 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/81e87a7b6/1242014078f445488dac294c88bdd846 [2019-11-26 16:38:14,740 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:38:14,743 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:38:14,752 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:38:14,754 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:38:14,762 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:38:14,766 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:38:14" (1/1) ... [2019-11-26 16:38:14,772 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15b6135e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:38:14, skipping insertion in model container [2019-11-26 16:38:14,772 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:38:14" (1/1) ... [2019-11-26 16:38:14,787 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:38:15,302 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:38:19,578 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:38:19,597 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:38:22,392 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:38:22,543 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:38:22,547 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:38:22 WrapperNode [2019-11-26 16:38:22,548 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:38:22,549 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:38:22,551 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:38:22,551 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:38:22,575 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:38:22" (1/1) ... [2019-11-26 16:38:22,768 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:38:22" (1/1) ... [2019-11-26 16:38:23,490 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:38:23,492 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:38:23,494 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:38:23,494 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:38:23,518 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:38:22" (1/1) ... [2019-11-26 16:38:23,519 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:38:22" (1/1) ... [2019-11-26 16:38:23,615 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:38:22" (1/1) ... [2019-11-26 16:38:23,615 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:38:22" (1/1) ... [2019-11-26 16:38:23,976 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:38:22" (1/1) ... [2019-11-26 16:38:24,073 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:38:22" (1/1) ... [2019-11-26 16:38:24,235 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:38:22" (1/1) ... [2019-11-26 16:38:24,395 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:38:24,408 INFO L168 Benchmark]: Toolchain (without parser) took 9660.72 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 766.1 MB in the end (delta: 167.0 MB). Peak memory consumption was 167.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:38:24,409 INFO L168 Benchmark]: CDTParser took 1.12 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 16:38:24,414 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7795.93 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 893.2 MB in the end (delta: 39.9 MB). Peak memory consumption was 270.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:38:24,415 INFO L168 Benchmark]: Boogie Procedure Inliner took 942.71 ms. Allocated memory is still 1.0 GB. Free memory was 893.2 MB in the beginning and 817.5 MB in the end (delta: 75.7 MB). Peak memory consumption was 75.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:38:24,419 INFO L168 Benchmark]: Boogie Preprocessor took 908.74 ms. Allocated memory is still 1.0 GB. Free memory was 817.5 MB in the beginning and 766.1 MB in the end (delta: 51.4 MB). Peak memory consumption was 51.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:38:24,430 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.12 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 7795.93 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 893.2 MB in the end (delta: 39.9 MB). Peak memory consumption was 270.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 942.71 ms. Allocated memory is still 1.0 GB. Free memory was 893.2 MB in the beginning and 817.5 MB in the end (delta: 75.7 MB). Peak memory consumption was 75.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 908.74 ms. Allocated memory is still 1.0 GB. Free memory was 817.5 MB in the beginning and 766.1 MB in the end (delta: 51.4 MB). Peak memory consumption was 51.4 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...