./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem05_label04.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 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_label04.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 f22efe9dabc4046a4292e60229724bdb66fbd56e ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label04.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 f22efe9dabc4046a4292e60229724bdb66fbd56e ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:23:13,409 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:23:13,411 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:23:13,443 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:23:13,445 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:23:13,448 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:23:13,450 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:23:13,474 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:23:13,478 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:23:13,485 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:23:13,487 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:23:13,491 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:23:13,494 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:23:13,503 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:23:13,506 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:23:13,510 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:23:13,512 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:23:13,517 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:23:13,523 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:23:13,533 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:23:13,541 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:23:13,548 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:23:13,550 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:23:13,555 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:23:13,563 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:23:13,564 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:23:13,564 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:23:13,568 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:23:13,569 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:23:13,570 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:23:13,572 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:23:13,573 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:23:13,575 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:23:13,579 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:23:13,581 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:23:13,583 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:23:13,587 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:23:13,587 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:23:13,587 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:23:13,592 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:23:13,594 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:23:13,595 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:23:13,636 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:23:13,636 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:23:13,641 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:23:13,642 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:23:13,642 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:23:13,642 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:23:13,645 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:23:13,645 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:23:13,645 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:23:13,646 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:23:13,647 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:23:13,648 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:23:13,649 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:23:13,649 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:23:13,650 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:23:13,650 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:23:13,652 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:23:13,652 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:23:13,652 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:23:13,653 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:23:13,653 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:23:13,655 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:23:13,655 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:23:13,655 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:23:13,656 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:23:13,656 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:23:13,656 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:23:13,658 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:23:13,658 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 -> f22efe9dabc4046a4292e60229724bdb66fbd56e [2019-11-27 09:23:14,237 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:23:14,272 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:23:14,282 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:23:14,286 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:23:14,287 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:23:14,290 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem05_label04.c [2019-11-27 09:23:14,477 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7cf1ff02f/0489e0538c8f4fe38609a44036b41461/FLAG6c748fc52 [2019-11-27 09:23:16,501 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:23:16,504 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem05_label04.c [2019-11-27 09:23:16,634 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7cf1ff02f/0489e0538c8f4fe38609a44036b41461/FLAG6c748fc52 [2019-11-27 09:23:16,674 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7cf1ff02f/0489e0538c8f4fe38609a44036b41461 [2019-11-27 09:23:16,683 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:23:16,687 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:23:16,693 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:23:16,693 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:23:16,699 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:23:16,703 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:23:16" (1/1) ... [2019-11-27 09:23:16,712 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:16, skipping insertion in model container [2019-11-27 09:23:16,713 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:23:16" (1/1) ... [2019-11-27 09:23:16,735 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:23:17,233 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:23:22,506 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:23:22,518 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:23:25,169 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:23:25,291 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:23:25,293 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:25 WrapperNode [2019-11-27 09:23:25,294 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:23:25,295 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:23:25,295 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:23:25,295 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:23:25,305 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:25" (1/1) ... [2019-11-27 09:23:25,482 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:25" (1/1) ... [2019-11-27 09:23:26,191 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:23:26,196 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:23:26,196 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:23:26,199 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:23:26,222 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:25" (1/1) ... [2019-11-27 09:23:26,222 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:25" (1/1) ... [2019-11-27 09:23:26,351 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:25" (1/1) ... [2019-11-27 09:23:26,354 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:25" (1/1) ... [2019-11-27 09:23:26,706 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:25" (1/1) ... [2019-11-27 09:23:26,860 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:25" (1/1) ... [2019-11-27 09:23:26,952 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:25" (1/1) ... [2019-11-27 09:23:27,068 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:23:27,077 INFO L168 Benchmark]: Toolchain (without parser) took 10384.07 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 739.7 MB in the end (delta: 193.2 MB). Peak memory consumption was 193.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:27,078 INFO L168 Benchmark]: CDTParser took 0.38 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. [2019-11-27 09:23:27,082 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8601.30 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 875.6 MB in the end (delta: 57.3 MB). Peak memory consumption was 271.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:27,086 INFO L168 Benchmark]: Boogie Procedure Inliner took 900.73 ms. Allocated memory is still 1.0 GB. Free memory was 875.6 MB in the beginning and 795.4 MB in the end (delta: 80.2 MB). Peak memory consumption was 80.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:27,092 INFO L168 Benchmark]: Boogie Preprocessor took 872.94 ms. Allocated memory is still 1.0 GB. Free memory was 795.4 MB in the beginning and 739.7 MB in the end (delta: 55.7 MB). Peak memory consumption was 55.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:27,106 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 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 8601.30 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 875.6 MB in the end (delta: 57.3 MB). Peak memory consumption was 271.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 900.73 ms. Allocated memory is still 1.0 GB. Free memory was 875.6 MB in the beginning and 795.4 MB in the end (delta: 80.2 MB). Peak memory consumption was 80.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 872.94 ms. Allocated memory is still 1.0 GB. Free memory was 795.4 MB in the beginning and 739.7 MB in the end (delta: 55.7 MB). Peak memory consumption was 55.7 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-da95e15 [2019-11-27 09:23:31,120 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:23:31,125 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:23:31,149 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:23:31,151 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:23:31,154 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:23:31,157 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:23:31,186 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:23:31,188 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:23:31,196 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:23:31,198 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:23:31,205 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:23:31,205 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:23:31,213 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:23:31,214 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:23:31,220 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:23:31,225 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:23:31,227 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:23:31,232 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:23:31,242 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:23:31,248 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:23:31,254 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:23:31,256 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:23:31,260 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:23:31,269 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:23:31,269 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:23:31,270 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:23:31,274 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:23:31,274 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:23:31,278 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:23:31,278 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:23:31,282 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:23:31,283 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:23:31,284 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:23:31,287 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:23:31,288 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:23:31,290 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:23:31,291 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:23:31,293 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:23:31,295 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:23:31,299 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:23:31,300 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:23:31,342 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:23:31,343 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:23:31,347 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:23:31,348 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:23:31,351 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:23:31,351 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:23:31,352 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:23:31,352 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:23:31,352 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:23:31,352 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:23:31,354 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:23:31,354 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:23:31,355 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:23:31,356 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:23:31,356 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:23:31,357 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:23:31,359 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:23:31,359 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:23:31,359 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:23:31,360 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:23:31,360 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:23:31,360 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:23:31,362 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:23:31,362 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:23:31,362 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:23:31,363 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:23:31,365 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:23:31,365 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:23:31,365 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:23:31,366 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:23:31,367 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 -> f22efe9dabc4046a4292e60229724bdb66fbd56e [2019-11-27 09:23:32,025 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:23:32,074 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:23:32,086 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:23:32,091 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:23:32,094 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:23:32,096 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem05_label04.c [2019-11-27 09:23:32,289 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/31f3d840f/d8b0086cc0dc4b4fab944145d12fd7f4/FLAG12705128d [2019-11-27 09:23:34,397 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:23:34,400 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem05_label04.c [2019-11-27 09:23:34,523 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/31f3d840f/d8b0086cc0dc4b4fab944145d12fd7f4/FLAG12705128d [2019-11-27 09:23:34,563 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/31f3d840f/d8b0086cc0dc4b4fab944145d12fd7f4 [2019-11-27 09:23:34,576 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:23:34,583 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:23:34,587 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:23:34,591 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:23:34,595 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:23:34,599 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:23:34" (1/1) ... [2019-11-27 09:23:34,608 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@210c1c05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:34, skipping insertion in model container [2019-11-27 09:23:34,611 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:23:34" (1/1) ... [2019-11-27 09:23:34,629 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:23:35,240 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:23:40,578 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:23:40,594 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:23:43,502 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:23:43,664 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:23:43,668 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:43 WrapperNode [2019-11-27 09:23:43,668 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:23:43,669 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:23:43,672 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:23:43,672 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:23:43,694 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:43" (1/1) ... [2019-11-27 09:23:43,852 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:43" (1/1) ... [2019-11-27 09:23:44,451 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:23:44,456 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:23:44,456 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:23:44,457 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:23:44,477 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:43" (1/1) ... [2019-11-27 09:23:44,480 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:43" (1/1) ... [2019-11-27 09:23:44,600 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:43" (1/1) ... [2019-11-27 09:23:44,601 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:43" (1/1) ... [2019-11-27 09:23:45,057 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:43" (1/1) ... [2019-11-27 09:23:45,220 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:43" (1/1) ... [2019-11-27 09:23:45,306 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:43" (1/1) ... [2019-11-27 09:23:45,420 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:23:45,431 INFO L168 Benchmark]: Toolchain (without parser) took 10842.10 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 718.9 MB in the end (delta: 219.8 MB). Peak memory consumption was 219.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:45,432 INFO L168 Benchmark]: CDTParser took 3.64 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. [2019-11-27 09:23:45,433 INFO L168 Benchmark]: CACSL2BoogieTranslator took 9082.01 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 854.9 MB in the end (delta: 83.7 MB). Peak memory consumption was 273.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:45,434 INFO L168 Benchmark]: Boogie Procedure Inliner took 786.39 ms. Allocated memory is still 1.0 GB. Free memory was 854.9 MB in the beginning and 775.5 MB in the end (delta: 79.4 MB). Peak memory consumption was 79.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:45,440 INFO L168 Benchmark]: Boogie Preprocessor took 964.22 ms. Allocated memory is still 1.0 GB. Free memory was 775.5 MB in the beginning and 718.9 MB in the end (delta: 56.7 MB). Peak memory consumption was 56.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:45,451 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.64 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 9082.01 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 854.9 MB in the end (delta: 83.7 MB). Peak memory consumption was 273.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 786.39 ms. Allocated memory is still 1.0 GB. Free memory was 854.9 MB in the beginning and 775.5 MB in the end (delta: 79.4 MB). Peak memory consumption was 79.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 964.22 ms. Allocated memory is still 1.0 GB. Free memory was 775.5 MB in the beginning and 718.9 MB in the end (delta: 56.7 MB). Peak memory consumption was 56.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...