./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem18_label33.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/Problem18_label33.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 dca519ed9ae974ea5a2fae249e2c83ed8291edb8 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem18_label33.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 dca519ed9ae974ea5a2fae249e2c83ed8291edb8 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:51:18,410 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:51:18,415 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:51:18,440 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:51:18,443 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:51:18,445 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:51:18,446 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:51:18,458 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:51:18,464 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:51:18,470 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:51:18,471 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:51:18,473 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:51:18,475 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:51:18,477 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:51:18,482 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:51:18,483 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:51:18,485 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:51:18,485 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:51:18,489 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:51:18,495 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:51:18,501 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:51:18,506 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:51:18,507 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:51:18,511 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:51:18,516 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:51:18,517 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:51:18,517 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:51:18,518 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:51:18,519 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:51:18,520 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:51:18,522 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:51:18,522 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:51:18,523 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:51:18,526 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:51:18,528 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:51:18,528 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:51:18,529 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:51:18,531 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:51:18,531 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:51:18,532 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:51:18,534 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:51:18,536 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:51:18,563 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:51:18,564 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:51:18,568 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:51:18,569 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:51:18,569 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:51:18,569 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:51:18,569 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:51:18,569 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:51:18,570 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:51:18,572 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:51:18,573 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:51:18,573 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:51:18,573 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:51:18,573 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:51:18,574 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:51:18,574 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:51:18,574 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:51:18,574 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:51:18,575 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:51:18,575 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:51:18,577 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:51:18,577 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:51:18,577 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:51:18,577 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:51:18,578 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:51:18,578 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:51:18,578 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:51:18,578 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:51:18,578 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 -> dca519ed9ae974ea5a2fae249e2c83ed8291edb8 [2019-11-26 16:51:19,033 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:51:19,051 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:51:19,058 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:51:19,059 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:51:19,064 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:51:19,065 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label33.c [2019-11-26 16:51:19,168 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c5f8583ae/6598bc669fcc4b0aa263033d9e485396/FLAGcf5f9745d [2019-11-26 16:51:20,234 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:51:20,236 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label33.c [2019-11-26 16:51:20,284 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c5f8583ae/6598bc669fcc4b0aa263033d9e485396/FLAGcf5f9745d [2019-11-26 16:51:20,681 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c5f8583ae/6598bc669fcc4b0aa263033d9e485396 [2019-11-26 16:51:20,688 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:51:20,692 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:51:20,694 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:51:20,696 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:51:20,702 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:51:20,703 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:51:20" (1/1) ... [2019-11-26 16:51:20,709 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d8d314d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:20, skipping insertion in model container [2019-11-26 16:51:20,709 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:51:20" (1/1) ... [2019-11-26 16:51:20,724 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:51:20,891 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:51:22,445 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:51:22,460 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:51:23,084 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:51:23,124 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:51:23,126 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:23 WrapperNode [2019-11-26 16:51:23,127 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:51:23,129 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:51:23,131 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:51:23,131 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:51:23,144 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:23" (1/1) ... [2019-11-26 16:51:23,204 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:23" (1/1) ... [2019-11-26 16:51:23,503 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:51:23,505 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:51:23,505 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:51:23,506 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:51:23,522 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:23" (1/1) ... [2019-11-26 16:51:23,524 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:23" (1/1) ... [2019-11-26 16:51:23,562 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:23" (1/1) ... [2019-11-26 16:51:23,562 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:23" (1/1) ... [2019-11-26 16:51:23,698 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:23" (1/1) ... [2019-11-26 16:51:23,745 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:23" (1/1) ... [2019-11-26 16:51:23,818 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:23" (1/1) ... [2019-11-26 16:51:23,916 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:51:23,927 INFO L168 Benchmark]: Toolchain (without parser) took 3229.00 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 804.4 MB in the end (delta: 144.4 MB). Peak memory consumption was 144.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:23,929 INFO L168 Benchmark]: CDTParser took 0.22 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 16:51:23,930 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2434.63 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 873.8 MB in the end (delta: 75.0 MB). Peak memory consumption was 75.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:23,933 INFO L168 Benchmark]: Boogie Procedure Inliner took 376.15 ms. Allocated memory is still 1.0 GB. Free memory was 873.8 MB in the beginning and 827.9 MB in the end (delta: 45.9 MB). Peak memory consumption was 45.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:23,935 INFO L168 Benchmark]: Boogie Preprocessor took 413.56 ms. Allocated memory is still 1.0 GB. Free memory was 827.9 MB in the beginning and 804.4 MB in the end (delta: 23.5 MB). Peak memory consumption was 23.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:23,945 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 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 2434.63 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 873.8 MB in the end (delta: 75.0 MB). Peak memory consumption was 75.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 376.15 ms. Allocated memory is still 1.0 GB. Free memory was 873.8 MB in the beginning and 827.9 MB in the end (delta: 45.9 MB). Peak memory consumption was 45.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 413.56 ms. Allocated memory is still 1.0 GB. Free memory was 827.9 MB in the beginning and 804.4 MB in the end (delta: 23.5 MB). Peak memory consumption was 23.5 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 16:51:26,690 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:51:26,692 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:51:26,722 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:51:26,723 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:51:26,725 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:51:26,728 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:51:26,739 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:51:26,746 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:51:26,747 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:51:26,751 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:51:26,754 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:51:26,754 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:51:26,758 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:51:26,761 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:51:26,764 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:51:26,765 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:51:26,767 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:51:26,771 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:51:26,775 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:51:26,781 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:51:26,787 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:51:26,788 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:51:26,790 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:51:26,798 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:51:26,799 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:51:26,799 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:51:26,800 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:51:26,801 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:51:26,802 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:51:26,804 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:51:26,804 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:51:26,805 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:51:26,807 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:51:26,811 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:51:26,811 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:51:26,812 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:51:26,814 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:51:26,814 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:51:26,815 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:51:26,817 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:51:26,818 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:51:26,845 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:51:26,847 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:51:26,848 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:51:26,850 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:51:26,850 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:51:26,852 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:51:26,852 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:51:26,852 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:51:26,852 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:51:26,853 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:51:26,853 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:51:26,854 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:51:26,854 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:51:26,855 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:51:26,855 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:51:26,855 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:51:26,856 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:51:26,858 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:51:26,858 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:51:26,858 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:51:26,858 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:51:26,859 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:51:26,859 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:51:26,859 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:51:26,859 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:51:26,859 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:51:26,860 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:51:26,860 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:51:26,863 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:51:26,863 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:51:26,864 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 -> dca519ed9ae974ea5a2fae249e2c83ed8291edb8 [2019-11-26 16:51:27,309 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:51:27,324 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:51:27,330 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:51:27,334 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:51:27,335 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:51:27,336 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label33.c [2019-11-26 16:51:27,439 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1f418bd8e/68ea06036e1548278f36f7d0738e6b9f/FLAGfdcc611dd [2019-11-26 16:51:28,566 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:51:28,567 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label33.c [2019-11-26 16:51:28,616 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1f418bd8e/68ea06036e1548278f36f7d0738e6b9f/FLAGfdcc611dd [2019-11-26 16:51:28,967 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1f418bd8e/68ea06036e1548278f36f7d0738e6b9f [2019-11-26 16:51:28,975 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:51:28,978 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:51:28,981 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:51:28,983 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:51:28,986 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:51:28,990 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:51:28" (1/1) ... [2019-11-26 16:51:28,997 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79f65d96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:28, skipping insertion in model container [2019-11-26 16:51:28,997 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:51:28" (1/1) ... [2019-11-26 16:51:29,013 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:51:29,172 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:51:30,871 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:51:30,880 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:51:31,697 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:51:31,737 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:51:31,740 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:31 WrapperNode [2019-11-26 16:51:31,743 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:51:31,744 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:51:31,744 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:51:31,744 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:51:31,762 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:31" (1/1) ... [2019-11-26 16:51:31,827 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:31" (1/1) ... [2019-11-26 16:51:32,042 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:51:32,044 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:51:32,044 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:51:32,046 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:51:32,062 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:31" (1/1) ... [2019-11-26 16:51:32,062 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:31" (1/1) ... [2019-11-26 16:51:32,101 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:31" (1/1) ... [2019-11-26 16:51:32,101 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:31" (1/1) ... [2019-11-26 16:51:32,203 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:31" (1/1) ... [2019-11-26 16:51:32,247 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:31" (1/1) ... [2019-11-26 16:51:32,274 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:31" (1/1) ... [2019-11-26 16:51:32,316 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:51:32,323 INFO L168 Benchmark]: Toolchain (without parser) took 3340.56 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 947.4 MB in the beginning and 791.9 MB in the end (delta: 155.4 MB). Peak memory consumption was 155.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:32,324 INFO L168 Benchmark]: CDTParser took 0.24 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 16:51:32,327 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2762.54 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 947.4 MB in the beginning and 838.0 MB in the end (delta: 109.3 MB). Peak memory consumption was 109.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:32,328 INFO L168 Benchmark]: Boogie Procedure Inliner took 299.69 ms. Allocated memory is still 1.0 GB. Free memory was 838.0 MB in the beginning and 815.1 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:32,332 INFO L168 Benchmark]: Boogie Preprocessor took 272.58 ms. Allocated memory is still 1.0 GB. Free memory was 815.1 MB in the beginning and 797.7 MB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:32,339 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 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 2762.54 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 947.4 MB in the beginning and 838.0 MB in the end (delta: 109.3 MB). Peak memory consumption was 109.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 299.69 ms. Allocated memory is still 1.0 GB. Free memory was 838.0 MB in the beginning and 815.1 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 272.58 ms. Allocated memory is still 1.0 GB. Free memory was 815.1 MB in the beginning and 797.7 MB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...