./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem19_label24.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem19_label24.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 a0080ee4c90598c08873f93dc80c5fed21416594 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem19_label24.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 a0080ee4c90598c08873f93dc80c5fed21416594 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 16:00:59,429 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:00:59,433 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:00:59,470 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:00:59,474 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:00:59,476 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:00:59,479 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:00:59,494 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:00:59,499 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:00:59,507 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:00:59,510 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:00:59,516 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:00:59,516 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:00:59,525 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:00:59,527 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:00:59,532 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:00:59,535 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:00:59,540 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:00:59,545 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:00:59,557 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:00:59,565 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:00:59,574 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:00:59,580 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:00:59,583 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:00:59,591 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:00:59,592 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:00:59,592 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:00:59,594 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:00:59,595 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:00:59,598 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:00:59,599 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:00:59,602 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:00:59,603 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:00:59,607 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:00:59,612 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:00:59,612 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:00:59,617 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:00:59,617 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:00:59,617 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:00:59,621 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:00:59,625 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:00:59,626 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:00:59,669 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:00:59,673 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:00:59,677 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:00:59,678 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:00:59,678 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:00:59,679 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:00:59,680 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:00:59,680 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:00:59,683 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:00:59,683 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:00:59,685 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:00:59,685 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:00:59,685 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:00:59,686 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:00:59,686 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:00:59,687 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:00:59,687 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:00:59,688 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:00:59,688 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:00:59,692 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:00:59,692 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:00:59,693 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:00:59,693 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:00:59,693 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:00:59,694 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:00:59,694 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:00:59,694 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:00:59,694 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:00:59,695 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 -> a0080ee4c90598c08873f93dc80c5fed21416594 [2019-11-27 16:01:00,309 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:01:00,346 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:01:00,354 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:01:00,360 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:01:00,361 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:01:00,362 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label24.c [2019-11-27 16:01:00,527 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2b1e3e484/cc3c903e24ff4867b37c28705c879f79/FLAG4bb455e19 [2019-11-27 16:01:02,387 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:01:02,391 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label24.c [2019-11-27 16:01:02,510 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2b1e3e484/cc3c903e24ff4867b37c28705c879f79/FLAG4bb455e19 [2019-11-27 16:01:02,552 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2b1e3e484/cc3c903e24ff4867b37c28705c879f79 [2019-11-27 16:01:02,563 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:01:02,566 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:01:02,569 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:01:02,572 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:01:02,578 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:01:02,581 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:01:02" (1/1) ... [2019-11-27 16:01:02,592 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 04:01:02, skipping insertion in model container [2019-11-27 16:01:02,592 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:01:02" (1/1) ... [2019-11-27 16:01:02,609 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:01:03,125 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:01:08,006 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:01:08,023 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:01:10,967 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:01:11,077 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:01:11,082 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:11 WrapperNode [2019-11-27 16:01:11,083 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:01:11,086 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:01:11,086 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:01:11,086 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:01:11,105 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:11" (1/1) ... [2019-11-27 16:01:11,276 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:11" (1/1) ... [2019-11-27 16:01:12,389 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:01:12,394 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:01:12,394 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:01:12,395 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:01:12,417 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:11" (1/1) ... [2019-11-27 16:01:12,419 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:11" (1/1) ... [2019-11-27 16:01:12,601 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:11" (1/1) ... [2019-11-27 16:01:12,602 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:11" (1/1) ... [2019-11-27 16:01:14,130 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:11" (1/1) ... [2019-11-27 16:01:14,248 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:11" (1/1) ... [2019-11-27 16:01:14,544 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:11" (1/1) ... [2019-11-27 16:01:14,832 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:01:14,843 INFO L168 Benchmark]: Toolchain (without parser) took 12269.83 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 774.0 MB in the end (delta: 164.7 MB). Peak memory consumption was 395.4 MB. Max. memory is 12.5 GB. [2019-11-27 16:01:14,844 INFO L168 Benchmark]: CDTParser took 1.35 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 16:01:14,847 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8514.57 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 874.5 MB in the end (delta: 64.3 MB). Peak memory consumption was 277.8 MB. Max. memory is 12.5 GB. [2019-11-27 16:01:14,853 INFO L168 Benchmark]: Boogie Procedure Inliner took 1307.93 ms. Allocated memory is still 1.0 GB. Free memory was 874.5 MB in the beginning and 706.6 MB in the end (delta: 167.8 MB). Peak memory consumption was 167.8 MB. Max. memory is 12.5 GB. [2019-11-27 16:01:14,857 INFO L168 Benchmark]: Boogie Preprocessor took 2438.38 ms. Allocated memory is still 1.0 GB. Free memory was 706.6 MB in the beginning and 774.0 MB in the end (delta: -67.4 MB). Peak memory consumption was 163.3 MB. Max. memory is 12.5 GB. [2019-11-27 16:01:14,870 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.35 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 8514.57 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 874.5 MB in the end (delta: 64.3 MB). Peak memory consumption was 277.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1307.93 ms. Allocated memory is still 1.0 GB. Free memory was 874.5 MB in the beginning and 706.6 MB in the end (delta: 167.8 MB). Peak memory consumption was 167.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 2438.38 ms. Allocated memory is still 1.0 GB. Free memory was 706.6 MB in the beginning and 774.0 MB in the end (delta: -67.4 MB). Peak memory consumption was 163.3 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 16:01:19,024 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:01:19,030 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:01:19,065 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:01:19,066 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:01:19,069 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:01:19,075 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:01:19,091 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:01:19,096 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:01:19,103 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:01:19,105 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:01:19,111 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:01:19,111 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:01:19,118 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:01:19,121 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:01:19,122 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:01:19,127 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:01:19,131 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:01:19,139 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:01:19,149 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:01:19,157 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:01:19,164 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:01:19,166 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:01:19,172 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:01:19,180 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:01:19,183 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:01:19,183 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:01:19,184 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:01:19,185 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:01:19,189 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:01:19,191 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:01:19,192 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:01:19,194 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:01:19,197 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:01:19,202 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:01:19,203 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:01:19,204 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:01:19,205 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:01:19,208 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:01:19,209 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:01:19,211 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:01:19,213 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:01:19,265 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:01:19,271 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:01:19,274 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:01:19,274 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:01:19,275 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:01:19,275 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:01:19,276 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:01:19,276 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:01:19,276 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:01:19,278 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:01:19,279 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:01:19,280 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:01:19,283 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:01:19,284 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:01:19,284 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:01:19,285 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:01:19,285 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:01:19,285 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:01:19,286 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:01:19,286 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:01:19,288 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:01:19,288 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:01:19,288 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:01:19,289 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:01:19,291 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:01:19,291 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:01:19,291 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:01:19,292 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:01:19,292 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:01:19,294 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:01:19,295 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 -> a0080ee4c90598c08873f93dc80c5fed21416594 [2019-11-27 16:01:19,928 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:01:19,963 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:01:19,973 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:01:19,979 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:01:19,980 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:01:19,982 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label24.c [2019-11-27 16:01:20,167 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/171df38a8/ba0dcddd8dd849bd845ea646990935d0/FLAG4ff9fcab3 [2019-11-27 16:01:22,150 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:01:22,154 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label24.c [2019-11-27 16:01:22,247 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/171df38a8/ba0dcddd8dd849bd845ea646990935d0/FLAG4ff9fcab3 [2019-11-27 16:01:22,284 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/171df38a8/ba0dcddd8dd849bd845ea646990935d0 [2019-11-27 16:01:22,297 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:01:22,299 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:01:22,303 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:01:22,304 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:01:22,310 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:01:22,316 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:01:22" (1/1) ... [2019-11-27 16:01:22,324 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5dddb048 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:22, skipping insertion in model container [2019-11-27 16:01:22,324 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:01:22" (1/1) ... [2019-11-27 16:01:22,343 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:01:22,813 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:01:28,301 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:01:28,311 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:01:30,815 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:01:30,940 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:01:30,944 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:30 WrapperNode [2019-11-27 16:01:30,946 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:01:30,952 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:01:30,954 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:01:30,955 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:01:30,982 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:30" (1/1) ... [2019-11-27 16:01:31,200 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:30" (1/1) ... [2019-11-27 16:01:31,731 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:01:31,734 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:01:31,735 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:01:31,735 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:01:31,760 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:30" (1/1) ... [2019-11-27 16:01:31,760 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:30" (1/1) ... [2019-11-27 16:01:31,918 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:30" (1/1) ... [2019-11-27 16:01:31,921 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:30" (1/1) ... [2019-11-27 16:01:32,820 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:30" (1/1) ... [2019-11-27 16:01:32,929 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:30" (1/1) ... [2019-11-27 16:01:33,061 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:30" (1/1) ... [2019-11-27 16:01:33,157 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:01:33,168 INFO L168 Benchmark]: Toolchain (without parser) took 10865.77 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 862.0 MB in the end (delta: 71.1 MB). Peak memory consumption was 309.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:01:33,169 INFO L168 Benchmark]: CDTParser took 1.72 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 16:01:33,172 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8646.20 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 755.1 MB in the end (delta: 178.0 MB). Peak memory consumption was 252.4 MB. Max. memory is 12.5 GB. [2019-11-27 16:01:33,177 INFO L168 Benchmark]: Boogie Procedure Inliner took 781.78 ms. Allocated memory is still 1.0 GB. Free memory was 755.1 MB in the beginning and 686.1 MB in the end (delta: 68.9 MB). Peak memory consumption was 68.9 MB. Max. memory is 12.5 GB. [2019-11-27 16:01:33,180 INFO L168 Benchmark]: Boogie Preprocessor took 1427.22 ms. Allocated memory is still 1.0 GB. Free memory was 686.1 MB in the beginning and 862.0 MB in the end (delta: -175.9 MB). Peak memory consumption was 62.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:01:33,191 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.72 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 8646.20 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 755.1 MB in the end (delta: 178.0 MB). Peak memory consumption was 252.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 781.78 ms. Allocated memory is still 1.0 GB. Free memory was 755.1 MB in the beginning and 686.1 MB in the end (delta: 68.9 MB). Peak memory consumption was 68.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1427.22 ms. Allocated memory is still 1.0 GB. Free memory was 686.1 MB in the beginning and 862.0 MB in the end (delta: -175.9 MB). Peak memory consumption was 62.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...