./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem05_label52.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/Problem05_label52.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 07a1dcd9a02b519a7bc21b475e11b1871a9e75dc ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem05_label52.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 07a1dcd9a02b519a7bc21b475e11b1871a9e75dc ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:36:52,509 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:36:52,516 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:36:52,552 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:36:52,553 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:36:52,555 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:36:52,560 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:36:52,576 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:36:52,579 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:36:52,586 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:36:52,587 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:36:52,591 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:36:52,591 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:36:52,596 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:36:52,599 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:36:52,605 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:36:52,607 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:36:52,611 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:36:52,619 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:36:52,624 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:36:52,638 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:36:52,644 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:36:52,647 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:36:52,650 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:36:52,658 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:36:52,661 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:36:52,661 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:36:52,664 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:36:52,666 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:36:52,667 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:36:52,671 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:36:52,672 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:36:52,673 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:36:52,675 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:36:52,678 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:36:52,679 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:36:52,681 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:36:52,682 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:36:52,682 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:36:52,686 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:36:52,688 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:36:52,691 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:36:52,729 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:36:52,731 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:36:52,738 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:36:52,738 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:36:52,742 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:36:52,742 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:36:52,743 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:36:52,743 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:36:52,743 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:36:52,743 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:36:52,745 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:36:52,745 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:36:52,745 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:36:52,746 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:36:52,746 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:36:52,746 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:36:52,747 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:36:52,748 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:36:52,748 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:36:52,748 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:36:52,751 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:36:52,751 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:36:52,752 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:36:52,752 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:36:52,752 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:36:52,752 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:36:52,753 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:36:52,753 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:36:52,754 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 -> 07a1dcd9a02b519a7bc21b475e11b1871a9e75dc [2019-11-26 16:36:53,368 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:36:53,398 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:36:53,404 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:36:53,410 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:36:53,411 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:36:53,412 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem05_label52.c [2019-11-26 16:36:53,570 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6637b3446/72048b39c81b492e87e9a41e0ebd04d1/FLAG0d40a7092 [2019-11-26 16:36:55,563 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:36:55,566 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem05_label52.c [2019-11-26 16:36:55,690 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6637b3446/72048b39c81b492e87e9a41e0ebd04d1/FLAG0d40a7092 [2019-11-26 16:36:55,727 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6637b3446/72048b39c81b492e87e9a41e0ebd04d1 [2019-11-26 16:36:55,738 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:36:55,741 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:36:55,745 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:36:55,746 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:36:55,753 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:36:55,757 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:36:55" (1/1) ... [2019-11-26 16:36:55,765 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c68b475 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:55, skipping insertion in model container [2019-11-26 16:36:55,767 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:36:55" (1/1) ... [2019-11-26 16:36:55,786 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:36:56,340 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:37:01,368 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:37:01,381 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:37:04,120 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:37:04,279 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:37:04,280 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:04 WrapperNode [2019-11-26 16:37:04,283 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:37:04,284 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:37:04,284 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:37:04,285 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:37:04,304 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:04" (1/1) ... [2019-11-26 16:37:04,444 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:04" (1/1) ... [2019-11-26 16:37:05,018 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:37:05,021 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:37:05,024 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:37:05,024 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:37:05,045 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:04" (1/1) ... [2019-11-26 16:37:05,049 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:04" (1/1) ... [2019-11-26 16:37:05,162 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:04" (1/1) ... [2019-11-26 16:37:05,165 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:04" (1/1) ... [2019-11-26 16:37:05,537 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:04" (1/1) ... [2019-11-26 16:37:05,678 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:04" (1/1) ... [2019-11-26 16:37:05,841 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:04" (1/1) ... [2019-11-26 16:37:06,020 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:37:06,034 INFO L168 Benchmark]: Toolchain (without parser) took 10289.21 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.6 MB in the beginning and 742.8 MB in the end (delta: 195.8 MB). Peak memory consumption was 195.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:37:06,037 INFO L168 Benchmark]: CDTParser took 1.73 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 16:37:06,039 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8538.15 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.6 MB in the beginning and 879.6 MB in the end (delta: 59.0 MB). Peak memory consumption was 278.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:37:06,043 INFO L168 Benchmark]: Boogie Procedure Inliner took 736.26 ms. Allocated memory is still 1.0 GB. Free memory was 879.6 MB in the beginning and 798.8 MB in the end (delta: 80.8 MB). Peak memory consumption was 80.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:37:06,047 INFO L168 Benchmark]: Boogie Preprocessor took 1002.32 ms. Allocated memory is still 1.0 GB. Free memory was 798.8 MB in the beginning and 742.8 MB in the end (delta: 56.0 MB). Peak memory consumption was 56.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:37:06,058 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.73 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 8538.15 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.6 MB in the beginning and 879.6 MB in the end (delta: 59.0 MB). Peak memory consumption was 278.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 736.26 ms. Allocated memory is still 1.0 GB. Free memory was 879.6 MB in the beginning and 798.8 MB in the end (delta: 80.8 MB). Peak memory consumption was 80.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1002.32 ms. Allocated memory is still 1.0 GB. Free memory was 798.8 MB in the beginning and 742.8 MB in the end (delta: 56.0 MB). Peak memory consumption was 56.0 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 16:37:10,188 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:37:10,191 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:37:10,221 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:37:10,222 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:37:10,232 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:37:10,239 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:37:10,254 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:37:10,258 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:37:10,264 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:37:10,266 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:37:10,272 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:37:10,273 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:37:10,279 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:37:10,284 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:37:10,286 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:37:10,291 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:37:10,294 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:37:10,299 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:37:10,307 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:37:10,315 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:37:10,319 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:37:10,324 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:37:10,327 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:37:10,337 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:37:10,337 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:37:10,338 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:37:10,340 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:37:10,342 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:37:10,343 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:37:10,345 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:37:10,346 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:37:10,350 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:37:10,352 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:37:10,356 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:37:10,357 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:37:10,359 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:37:10,359 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:37:10,359 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:37:10,364 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:37:10,366 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:37:10,367 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:37:10,406 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:37:10,408 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:37:10,412 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:37:10,414 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:37:10,414 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:37:10,416 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:37:10,416 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:37:10,416 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:37:10,417 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:37:10,419 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:37:10,420 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:37:10,420 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:37:10,421 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:37:10,421 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:37:10,422 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:37:10,424 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:37:10,424 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:37:10,424 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:37:10,425 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:37:10,425 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:37:10,425 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:37:10,425 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:37:10,427 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:37:10,427 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:37:10,427 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:37:10,430 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:37:10,430 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:37:10,430 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:37:10,431 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:37:10,431 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:37:10,433 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 -> 07a1dcd9a02b519a7bc21b475e11b1871a9e75dc [2019-11-26 16:37:11,004 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:37:11,035 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:37:11,043 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:37:11,049 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:37:11,049 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:37:11,051 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem05_label52.c [2019-11-26 16:37:11,199 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/765a734d1/8b4091125af244f7990ce34f09f3b85c/FLAG6650b979f [2019-11-26 16:37:13,393 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:37:13,395 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem05_label52.c [2019-11-26 16:37:13,529 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/765a734d1/8b4091125af244f7990ce34f09f3b85c/FLAG6650b979f [2019-11-26 16:37:14,025 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/765a734d1/8b4091125af244f7990ce34f09f3b85c [2019-11-26 16:37:14,034 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:37:14,040 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:37:14,043 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:37:14,047 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:37:14,053 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:37:14,054 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:37:14" (1/1) ... [2019-11-26 16:37:14,064 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2de9f55c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:14, skipping insertion in model container [2019-11-26 16:37:14,065 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:37:14" (1/1) ... [2019-11-26 16:37:14,084 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:37:14,689 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:37:19,733 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:37:19,750 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:37:22,750 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:37:22,916 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:37:22,919 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:22 WrapperNode [2019-11-26 16:37:22,920 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:37:22,921 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:37:22,924 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:37:22,924 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:37:22,944 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:22" (1/1) ... [2019-11-26 16:37:23,136 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:22" (1/1) ... [2019-11-26 16:37:23,829 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:37:23,830 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:37:23,830 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:37:23,830 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:37:23,854 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:22" (1/1) ... [2019-11-26 16:37:23,856 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:22" (1/1) ... [2019-11-26 16:37:23,978 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:22" (1/1) ... [2019-11-26 16:37:23,979 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:22" (1/1) ... [2019-11-26 16:37:24,472 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:22" (1/1) ... [2019-11-26 16:37:24,649 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:22" (1/1) ... [2019-11-26 16:37:24,832 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:22" (1/1) ... [2019-11-26 16:37:25,045 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:37:25,058 INFO L168 Benchmark]: Toolchain (without parser) took 11010.75 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 708.3 MB in the end (delta: 224.7 MB). Peak memory consumption was 224.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:37:25,059 INFO L168 Benchmark]: CDTParser took 2.93 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 16:37:25,064 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8877.69 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 850.7 MB in the end (delta: 82.2 MB). Peak memory consumption was 267.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:37:25,065 INFO L168 Benchmark]: Boogie Procedure Inliner took 908.42 ms. Allocated memory is still 1.0 GB. Free memory was 850.7 MB in the beginning and 771.0 MB in the end (delta: 79.7 MB). Peak memory consumption was 79.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:37:25,070 INFO L168 Benchmark]: Boogie Preprocessor took 1218.13 ms. Allocated memory is still 1.0 GB. Free memory was 771.0 MB in the beginning and 708.3 MB in the end (delta: 62.7 MB). Peak memory consumption was 62.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:37:25,081 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.93 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 8877.69 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 850.7 MB in the end (delta: 82.2 MB). Peak memory consumption was 267.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 908.42 ms. Allocated memory is still 1.0 GB. Free memory was 850.7 MB in the beginning and 771.0 MB in the end (delta: 79.7 MB). Peak memory consumption was 79.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1218.13 ms. Allocated memory is still 1.0 GB. Free memory was 771.0 MB in the beginning and 708.3 MB in the end (delta: 62.7 MB). Peak memory consumption was 62.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...