./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/rekcba_aso.1.M1-1.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/seq-mthreaded/rekcba_aso.1.M1-1.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 344c73925844953f618b165f5d153337ea73c943 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/seq-mthreaded/rekcba_aso.1.M1-1.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 344c73925844953f618b165f5d153337ea73c943 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 17:14:22,089 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:14:22,093 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:14:22,125 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:14:22,129 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:14:22,131 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:14:22,136 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:14:22,152 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:14:22,159 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:14:22,162 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:14:22,166 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:14:22,170 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:14:22,173 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:14:22,177 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:14:22,182 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:14:22,184 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:14:22,188 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:14:22,190 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:14:22,197 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:14:22,205 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:14:22,212 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:14:22,220 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:14:22,221 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:14:22,227 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:14:22,234 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:14:22,236 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:14:22,236 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:14:22,240 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:14:22,241 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:14:22,243 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:14:22,247 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:14:22,248 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:14:22,249 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:14:22,250 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:14:22,254 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:14:22,255 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:14:22,260 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:14:22,261 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:14:22,261 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:14:22,262 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:14:22,266 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:14:22,270 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:14:22,305 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:14:22,307 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:14:22,311 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:14:22,312 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:14:22,313 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:14:22,313 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:14:22,316 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:14:22,316 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:14:22,317 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:14:22,317 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:14:22,318 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:14:22,318 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:14:22,319 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:14:22,319 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:14:22,321 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:14:22,321 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:14:22,321 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:14:22,322 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:14:22,322 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:14:22,323 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:14:22,323 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:14:22,326 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:14:22,326 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:14:22,327 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:14:22,327 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:14:22,327 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:14:22,327 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:14:22,328 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:14:22,328 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 -> 344c73925844953f618b165f5d153337ea73c943 [2019-11-26 17:14:22,884 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:14:22,912 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:14:22,922 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:14:22,924 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:14:22,926 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:14:22,930 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/rekcba_aso.1.M1-1.c [2019-11-26 17:14:23,093 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b0d6269ea/db6d57a7e3394fd8a99cd95cc143680c/FLAG740524ca6 [2019-11-26 17:14:24,486 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:14:24,490 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/rekcba_aso.1.M1-1.c [2019-11-26 17:14:24,536 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b0d6269ea/db6d57a7e3394fd8a99cd95cc143680c/FLAG740524ca6 [2019-11-26 17:14:24,573 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b0d6269ea/db6d57a7e3394fd8a99cd95cc143680c [2019-11-26 17:14:24,580 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:14:24,585 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:14:24,589 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:14:24,590 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:14:24,597 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:14:24,601 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:14:24" (1/1) ... [2019-11-26 17:14:24,608 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a81a577 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:24, skipping insertion in model container [2019-11-26 17:14:24,610 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:14:24" (1/1) ... [2019-11-26 17:14:24,630 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:14:24,748 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:14:26,227 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:14:26,277 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:14:26,771 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:14:26,874 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:14:26,875 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:26 WrapperNode [2019-11-26 17:14:26,876 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:14:26,879 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:14:26,880 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:14:26,880 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:14:26,904 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:26" (1/1) ... [2019-11-26 17:14:27,040 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:26" (1/1) ... [2019-11-26 17:14:28,260 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:14:28,264 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:14:28,267 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:14:28,267 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:14:28,291 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:26" (1/1) ... [2019-11-26 17:14:28,291 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:26" (1/1) ... [2019-11-26 17:14:28,529 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:26" (1/1) ... [2019-11-26 17:14:28,533 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:26" (1/1) ... [2019-11-26 17:14:29,196 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:26" (1/1) ... [2019-11-26 17:14:30,003 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:26" (1/1) ... [2019-11-26 17:14:30,145 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:26" (1/1) ... [2019-11-26 17:14:30,352 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:14:30,362 INFO L168 Benchmark]: Toolchain (without parser) took 5773.14 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 889.0 MB in the end (delta: 67.0 MB). Peak memory consumption was 322.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:14:30,365 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 17:14:30,368 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2287.42 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 925.9 MB in the end (delta: 30.1 MB). Peak memory consumption was 30.1 MB. Max. memory is 12.5 GB. [2019-11-26 17:14:30,371 INFO L168 Benchmark]: Boogie Procedure Inliner took 1384.48 ms. Allocated memory is still 1.0 GB. Free memory was 925.9 MB in the beginning and 793.1 MB in the end (delta: 132.8 MB). Peak memory consumption was 132.8 MB. Max. memory is 12.5 GB. [2019-11-26 17:14:30,375 INFO L168 Benchmark]: Boogie Preprocessor took 2090.72 ms. Allocated memory is still 1.0 GB. Free memory was 793.1 MB in the beginning and 889.0 MB in the end (delta: -95.9 MB). Peak memory consumption was 159.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:14:30,387 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 2287.42 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 925.9 MB in the end (delta: 30.1 MB). Peak memory consumption was 30.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1384.48 ms. Allocated memory is still 1.0 GB. Free memory was 925.9 MB in the beginning and 793.1 MB in the end (delta: 132.8 MB). Peak memory consumption was 132.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 2090.72 ms. Allocated memory is still 1.0 GB. Free memory was 793.1 MB in the beginning and 889.0 MB in the end (delta: -95.9 MB). Peak memory consumption was 159.5 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 17:14:34,402 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:14:34,407 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:14:34,442 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:14:34,444 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:14:34,447 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:14:34,452 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:14:34,470 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:14:34,472 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:14:34,480 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:14:34,481 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:14:34,487 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:14:34,488 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:14:34,495 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:14:34,497 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:14:34,503 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:14:34,505 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:14:34,513 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:14:34,516 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:14:34,525 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:14:34,534 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:14:34,540 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:14:34,541 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:14:34,546 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:14:34,554 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:14:34,554 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:14:34,556 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:14:34,560 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:14:34,561 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:14:34,562 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:14:34,564 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:14:34,565 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:14:34,569 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:14:34,573 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:14:34,575 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:14:34,578 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:14:34,579 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:14:34,581 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:14:34,581 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:14:34,582 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:14:34,588 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:14:34,589 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:14:34,630 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:14:34,630 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:14:34,635 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:14:34,638 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:14:34,638 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:14:34,639 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:14:34,639 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:14:34,639 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:14:34,639 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:14:34,640 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:14:34,641 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:14:34,641 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:14:34,645 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:14:34,645 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:14:34,646 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:14:34,646 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:14:34,646 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:14:34,647 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:14:34,647 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:14:34,647 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:14:34,648 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:14:34,648 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:14:34,648 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:14:34,650 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:14:34,650 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:14:34,650 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:14:34,652 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:14:34,652 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:14:34,652 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:14:34,653 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:14:34,656 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 -> 344c73925844953f618b165f5d153337ea73c943 [2019-11-26 17:14:35,213 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:14:35,243 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:14:35,252 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:14:35,254 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:14:35,259 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:14:35,261 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/rekcba_aso.1.M1-1.c [2019-11-26 17:14:35,418 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b2f270401/41081a884be44ad791e75767265a6c60/FLAG6e7327584 [2019-11-26 17:14:36,864 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:14:36,865 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/rekcba_aso.1.M1-1.c [2019-11-26 17:14:36,911 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b2f270401/41081a884be44ad791e75767265a6c60/FLAG6e7327584 [2019-11-26 17:14:36,950 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b2f270401/41081a884be44ad791e75767265a6c60 [2019-11-26 17:14:36,962 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:14:36,965 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:14:36,970 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:14:36,971 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:14:36,978 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:14:36,982 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:14:36" (1/1) ... [2019-11-26 17:14:36,988 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a81a577 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:36, skipping insertion in model container [2019-11-26 17:14:36,990 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:14:36" (1/1) ... [2019-11-26 17:14:37,009 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:14:37,153 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:14:38,997 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:14:39,063 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:14:39,730 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:14:39,852 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:14:39,854 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:39 WrapperNode [2019-11-26 17:14:39,855 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:14:39,856 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:14:39,860 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:14:39,860 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:14:39,883 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:39" (1/1) ... [2019-11-26 17:14:40,068 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:39" (1/1) ... [2019-11-26 17:14:41,363 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:14:41,365 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:14:41,366 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:14:41,367 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:14:41,395 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:39" (1/1) ... [2019-11-26 17:14:41,398 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:39" (1/1) ... [2019-11-26 17:14:41,611 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:39" (1/1) ... [2019-11-26 17:14:41,612 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:39" (1/1) ... [2019-11-26 17:14:42,818 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:39" (1/1) ... [2019-11-26 17:14:43,092 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:39" (1/1) ... [2019-11-26 17:14:43,231 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:39" (1/1) ... [2019-11-26 17:14:43,426 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:14:43,435 INFO L168 Benchmark]: Toolchain (without parser) took 6466.97 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 876.8 MB in the end (delta: 79.2 MB). Peak memory consumption was 311.3 MB. Max. memory is 12.5 GB. [2019-11-26 17:14:43,437 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 17:14:43,439 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2885.11 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 904.6 MB in the end (delta: 51.3 MB). Peak memory consumption was 51.4 MB. Max. memory is 12.5 GB. [2019-11-26 17:14:43,444 INFO L168 Benchmark]: Boogie Procedure Inliner took 1508.78 ms. Allocated memory is still 1.0 GB. Free memory was 904.6 MB in the beginning and 772.9 MB in the end (delta: 131.8 MB). Peak memory consumption was 131.8 MB. Max. memory is 12.5 GB. [2019-11-26 17:14:43,445 INFO L168 Benchmark]: Boogie Preprocessor took 2063.61 ms. Allocated memory is still 1.0 GB. Free memory was 772.9 MB in the beginning and 876.8 MB in the end (delta: -103.9 MB). Peak memory consumption was 128.1 MB. Max. memory is 12.5 GB. [2019-11-26 17:14:43,455 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 2885.11 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 904.6 MB in the end (delta: 51.3 MB). Peak memory consumption was 51.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1508.78 ms. Allocated memory is still 1.0 GB. Free memory was 904.6 MB in the beginning and 772.9 MB in the end (delta: 131.8 MB). Peak memory consumption was 131.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 2063.61 ms. Allocated memory is still 1.0 GB. Free memory was 772.9 MB in the beginning and 876.8 MB in the end (delta: -103.9 MB). Peak memory consumption was 128.1 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...