./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem18_label00.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_label00.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 5096008a527175ebc7b998e045366c013f33e1f3 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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_label00.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 5096008a527175ebc7b998e045366c013f33e1f3 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:50:53,407 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:50:53,413 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:50:53,451 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:50:53,454 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:50:53,456 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:50:53,461 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:50:53,478 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:50:53,481 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:50:53,488 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:50:53,491 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:50:53,495 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:50:53,499 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:50:53,503 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:50:53,509 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:50:53,511 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:50:53,514 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:50:53,520 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:50:53,523 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:50:53,533 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:50:53,540 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:50:53,550 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:50:53,552 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:50:53,554 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:50:53,562 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:50:53,562 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:50:53,563 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:50:53,566 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:50:53,567 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:50:53,570 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:50:53,572 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:50:53,573 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:50:53,576 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:50:53,579 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:50:53,582 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:50:53,584 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:50:53,587 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:50:53,588 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:50:53,588 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:50:53,593 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:50:53,595 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:50:53,596 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:50:53,635 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:50:53,638 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:50:53,641 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:50:53,643 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:50:53,643 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:50:53,643 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:50:53,644 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:50:53,645 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:50:53,645 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:50:53,645 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:50:53,649 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:50:53,649 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:50:53,650 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:50:53,650 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:50:53,651 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:50:53,651 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:50:53,651 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:50:53,651 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:50:53,653 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:50:53,653 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:50:53,653 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:50:53,654 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:50:53,657 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:50:53,657 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:50:53,658 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:50:53,658 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:50:53,658 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:50:53,658 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:50:53,659 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 -> 5096008a527175ebc7b998e045366c013f33e1f3 [2019-11-26 16:50:54,192 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:50:54,221 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:50:54,227 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:50:54,231 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:50:54,233 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:50:54,237 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label00.c [2019-11-26 16:50:54,392 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/04ca43799/36fd90c96e434b7fa0119154f77e628c/FLAGca1061598 [2019-11-26 16:50:55,928 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:50:55,931 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label00.c [2019-11-26 16:50:55,996 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/04ca43799/36fd90c96e434b7fa0119154f77e628c/FLAGca1061598 [2019-11-26 16:50:56,035 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/04ca43799/36fd90c96e434b7fa0119154f77e628c [2019-11-26 16:50:56,045 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:50:56,049 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:50:56,051 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:56,053 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:50:56,061 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:50:56,063 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:56" (1/1) ... [2019-11-26 16:50:56,072 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:56, skipping insertion in model container [2019-11-26 16:50:56,073 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:56" (1/1) ... [2019-11-26 16:50:56,093 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:50:56,314 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:50:58,599 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:58,611 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:50:59,803 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:59,869 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:50:59,871 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:59 WrapperNode [2019-11-26 16:50:59,875 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:59,876 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:59,876 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:50:59,877 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:50:59,897 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:59" (1/1) ... [2019-11-26 16:50:59,999 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:59" (1/1) ... [2019-11-26 16:51:00,434 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:51:00,440 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:51:00,443 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:51:00,443 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:51:00,466 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:59" (1/1) ... [2019-11-26 16:51:00,467 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:59" (1/1) ... [2019-11-26 16:51:00,522 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:59" (1/1) ... [2019-11-26 16:51:00,525 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:59" (1/1) ... [2019-11-26 16:51:00,688 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:59" (1/1) ... [2019-11-26 16:51:00,756 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:59" (1/1) ... [2019-11-26 16:51:00,809 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:59" (1/1) ... [2019-11-26 16:51:00,874 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:51:00,888 INFO L168 Benchmark]: Toolchain (without parser) took 4832.82 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 804.8 MB in the end (delta: 145.5 MB). Peak memory consumption was 145.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:00,889 INFO L168 Benchmark]: CDTParser took 0.43 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 16:51:00,891 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3824.34 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 873.6 MB in the end (delta: 76.7 MB). Peak memory consumption was 76.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:00,894 INFO L168 Benchmark]: Boogie Procedure Inliner took 563.33 ms. Allocated memory is still 1.0 GB. Free memory was 873.6 MB in the beginning and 827.7 MB in the end (delta: 45.8 MB). Peak memory consumption was 45.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:00,899 INFO L168 Benchmark]: Boogie Preprocessor took 437.22 ms. Allocated memory is still 1.0 GB. Free memory was 827.7 MB in the beginning and 804.8 MB in the end (delta: 23.0 MB). Peak memory consumption was 23.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:00,911 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43 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 3824.34 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 873.6 MB in the end (delta: 76.7 MB). Peak memory consumption was 76.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 563.33 ms. Allocated memory is still 1.0 GB. Free memory was 873.6 MB in the beginning and 827.7 MB in the end (delta: 45.8 MB). Peak memory consumption was 45.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 437.22 ms. Allocated memory is still 1.0 GB. Free memory was 827.7 MB in the beginning and 804.8 MB in the end (delta: 23.0 MB). Peak memory consumption was 23.0 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:51:05,052 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:51:05,058 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:51:05,093 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:51:05,095 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:51:05,097 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:51:05,103 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:51:05,122 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:51:05,124 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:51:05,129 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:51:05,134 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:51:05,137 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:51:05,138 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:51:05,148 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:51:05,161 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:51:05,175 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:51:05,181 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:51:05,191 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:51:05,194 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:51:05,203 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:51:05,211 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:51:05,220 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:51:05,222 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:51:05,227 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:51:05,232 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:51:05,233 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:51:05,233 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:51:05,236 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:51:05,238 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:51:05,239 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:51:05,242 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:51:05,243 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:51:05,245 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:51:05,250 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:51:05,252 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:51:05,254 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:51:05,255 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:51:05,257 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:51:05,257 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:51:05,258 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:51:05,262 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:51:05,264 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:51:05,307 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:51:05,309 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:51:05,313 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:51:05,316 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:51:05,316 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:51:05,317 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:51:05,317 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:51:05,317 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:51:05,318 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:51:05,321 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:51:05,322 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:51:05,323 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:51:05,323 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:51:05,324 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:51:05,324 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:51:05,325 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:51:05,325 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:51:05,326 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:51:05,326 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:51:05,328 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:51:05,328 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:51:05,329 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:51:05,329 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:51:05,329 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:51:05,331 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:51:05,331 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:51:05,331 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:51:05,333 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:51:05,333 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:51:05,333 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:51:05,335 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 -> 5096008a527175ebc7b998e045366c013f33e1f3 [2019-11-26 16:51:05,874 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:51:05,906 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:51:05,909 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:51:05,916 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:51:05,918 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:51:05,920 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label00.c [2019-11-26 16:51:06,071 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/08e431753/cee4d232cdca4a7d8909aee541bbc981/FLAG759b16516 [2019-11-26 16:51:07,586 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:51:07,587 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label00.c [2019-11-26 16:51:07,650 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/08e431753/cee4d232cdca4a7d8909aee541bbc981/FLAG759b16516 [2019-11-26 16:51:07,858 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/08e431753/cee4d232cdca4a7d8909aee541bbc981 [2019-11-26 16:51:07,864 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:51:07,866 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:51:07,877 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:51:07,878 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:51:07,884 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:51:07,888 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:51:07" (1/1) ... [2019-11-26 16:51:07,898 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65aa4a6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:07, skipping insertion in model container [2019-11-26 16:51:07,899 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:51:07" (1/1) ... [2019-11-26 16:51:07,916 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:51:08,175 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:51:10,793 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:51:10,807 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:51:12,109 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:51:12,177 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:51:12,179 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:12 WrapperNode [2019-11-26 16:51:12,181 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:51:12,184 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:51:12,185 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:51:12,185 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:51:12,206 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:12" (1/1) ... [2019-11-26 16:51:12,306 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:12" (1/1) ... [2019-11-26 16:51:12,593 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:51:12,594 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:51:12,596 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:51:12,596 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:51:12,620 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:12" (1/1) ... [2019-11-26 16:51:12,622 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:12" (1/1) ... [2019-11-26 16:51:12,676 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:12" (1/1) ... [2019-11-26 16:51:12,678 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:12" (1/1) ... [2019-11-26 16:51:12,837 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:12" (1/1) ... [2019-11-26 16:51:12,901 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:12" (1/1) ... [2019-11-26 16:51:12,944 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:12" (1/1) ... [2019-11-26 16:51:12,979 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:51:12,988 INFO L168 Benchmark]: Toolchain (without parser) took 5115.72 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 799.1 MB in the end (delta: 151.1 MB). Peak memory consumption was 151.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:12,989 INFO L168 Benchmark]: CDTParser took 3.03 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 16:51:12,993 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4304.12 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 845.1 MB in the end (delta: 105.1 MB). Peak memory consumption was 105.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:12,994 INFO L168 Benchmark]: Boogie Procedure Inliner took 409.66 ms. Allocated memory is still 1.0 GB. Free memory was 845.1 MB in the beginning and 816.5 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:13,000 INFO L168 Benchmark]: Boogie Preprocessor took 385.26 ms. Allocated memory is still 1.0 GB. Free memory was 816.5 MB in the beginning and 799.1 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:13,010 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.03 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 4304.12 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 845.1 MB in the end (delta: 105.1 MB). Peak memory consumption was 105.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 409.66 ms. Allocated memory is still 1.0 GB. Free memory was 845.1 MB in the beginning and 816.5 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 385.26 ms. Allocated memory is still 1.0 GB. Free memory was 816.5 MB in the beginning and 799.1 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...