./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/array-crafted/xor1.i --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/array-crafted/xor1.i -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 878201feecf7d649ccc5e9ff7ae08d35ea157715 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/array-crafted/xor1.i -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 878201feecf7d649ccc5e9ff7ae08d35ea157715 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 16:30:10,327 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:30:10,331 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:30:10,367 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:30:10,367 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:30:10,370 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:30:10,373 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:30:10,386 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:30:10,393 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:30:10,398 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:30:10,402 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:30:10,405 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:30:10,407 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:30:10,412 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:30:10,414 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:30:10,416 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:30:10,420 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:30:10,421 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:30:10,426 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:30:10,431 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:30:10,438 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:30:10,446 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:30:10,448 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:30:10,453 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:30:10,460 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:30:10,461 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:30:10,461 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:30:10,465 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:30:10,466 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:30:10,468 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:30:10,470 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:30:10,471 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:30:10,471 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:30:10,475 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:30:10,477 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:30:10,480 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:30:10,481 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:30:10,481 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:30:10,483 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:30:10,484 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:30:10,487 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:30:10,489 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:30:10,541 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:30:10,545 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:30:10,546 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:30:10,548 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:30:10,548 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:30:10,548 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:30:10,553 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:30:10,553 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:30:10,553 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:30:10,556 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:30:10,556 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:30:10,556 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:30:10,556 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:30:10,557 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:30:10,557 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:30:10,557 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:30:10,558 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:30:10,559 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:30:10,561 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:30:10,561 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:30:10,562 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:30:10,562 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:30:10,562 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:30:10,563 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:30:10,565 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:30:10,565 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:30:10,565 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:30:10,566 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:30:10,566 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 -> 878201feecf7d649ccc5e9ff7ae08d35ea157715 [2019-11-26 16:30:11,101 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:30:11,128 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:30:11,137 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:30:11,141 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:30:11,142 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:30:11,143 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-crafted/xor1.i [2019-11-26 16:30:11,296 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/71a39b57f/7e9092a8876147218f43e14f59ba8bec/FLAG0b6317570 [2019-11-26 16:30:12,288 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:30:12,290 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-crafted/xor1.i [2019-11-26 16:30:12,307 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/71a39b57f/7e9092a8876147218f43e14f59ba8bec/FLAG0b6317570 [2019-11-26 16:30:12,443 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/71a39b57f/7e9092a8876147218f43e14f59ba8bec [2019-11-26 16:30:12,452 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:30:12,455 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:30:12,462 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:30:12,465 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:30:12,471 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:30:12,473 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:30:12" (1/1) ... [2019-11-26 16:30:12,479 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@216a4388 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:12, skipping insertion in model container [2019-11-26 16:30:12,481 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:30:12" (1/1) ... [2019-11-26 16:30:12,500 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:30:12,548 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:30:13,012 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:30:13,035 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:30:13,109 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:30:13,296 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:30:13,297 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:13 WrapperNode [2019-11-26 16:30:13,297 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:30:13,298 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:30:13,299 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:30:13,299 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:30:13,315 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:13" (1/1) ... [2019-11-26 16:30:13,341 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:13" (1/1) ... [2019-11-26 16:30:13,414 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:30:13,418 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:30:13,418 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:30:13,419 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:30:13,444 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:13" (1/1) ... [2019-11-26 16:30:13,444 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:13" (1/1) ... [2019-11-26 16:30:13,462 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:13" (1/1) ... [2019-11-26 16:30:13,463 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:13" (1/1) ... [2019-11-26 16:30:13,496 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:13" (1/1) ... [2019-11-26 16:30:13,509 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:13" (1/1) ... [2019-11-26 16:30:13,511 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:13" (1/1) ... [2019-11-26 16:30:13,521 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:30:13,534 INFO L168 Benchmark]: Toolchain (without parser) took 1074.21 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 991.2 MB in the end (delta: -28.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:30:13,536 INFO L168 Benchmark]: CDTParser took 0.88 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 16:30:13,541 INFO L168 Benchmark]: CACSL2BoogieTranslator took 835.58 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 996.9 MB in the end (delta: -33.8 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:30:13,542 INFO L168 Benchmark]: Boogie Procedure Inliner took 119.48 ms. Allocated memory is still 1.0 GB. Free memory is still 996.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:30:13,547 INFO L168 Benchmark]: Boogie Preprocessor took 108.61 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 991.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:30:13,561 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.88 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 835.58 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 996.9 MB in the end (delta: -33.8 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 119.48 ms. Allocated memory is still 1.0 GB. Free memory is still 996.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 108.61 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 991.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:30:17,367 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:30:17,372 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:30:17,399 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:30:17,401 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:30:17,411 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:30:17,415 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:30:17,431 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:30:17,435 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:30:17,443 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:30:17,444 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:30:17,449 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:30:17,450 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:30:17,456 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:30:17,460 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:30:17,464 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:30:17,466 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:30:17,470 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:30:17,475 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:30:17,483 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:30:17,490 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:30:17,498 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:30:17,500 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:30:17,504 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:30:17,510 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:30:17,511 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:30:17,513 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:30:17,515 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:30:17,516 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:30:17,522 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:30:17,523 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:30:17,524 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:30:17,529 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:30:17,530 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:30:17,532 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:30:17,533 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:30:17,537 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:30:17,537 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:30:17,538 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:30:17,539 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:30:17,541 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:30:17,545 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:30:17,587 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:30:17,588 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:30:17,592 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:30:17,592 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:30:17,593 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:30:17,593 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:30:17,594 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:30:17,597 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:30:17,597 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:30:17,597 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:30:17,599 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:30:17,599 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:30:17,599 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:30:17,600 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:30:17,600 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:30:17,600 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:30:17,601 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:30:17,601 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:30:17,601 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:30:17,604 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:30:17,604 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:30:17,604 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:30:17,605 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:30:17,605 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:30:17,605 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:30:17,605 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:30:17,606 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:30:17,606 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:30:17,609 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:30:17,609 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:30:17,610 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 -> 878201feecf7d649ccc5e9ff7ae08d35ea157715 [2019-11-26 16:30:18,179 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:30:18,207 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:30:18,211 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:30:18,217 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:30:18,218 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:30:18,219 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-crafted/xor1.i [2019-11-26 16:30:18,371 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3e6b97158/4452c82442fc4692a3446224edf55dcd/FLAGbf55e2315 [2019-11-26 16:30:19,391 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:30:19,394 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-crafted/xor1.i [2019-11-26 16:30:19,409 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3e6b97158/4452c82442fc4692a3446224edf55dcd/FLAGbf55e2315 [2019-11-26 16:30:19,676 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3e6b97158/4452c82442fc4692a3446224edf55dcd [2019-11-26 16:30:19,685 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:30:19,688 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:30:19,692 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:30:19,694 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:30:19,700 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:30:19,706 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:30:19" (1/1) ... [2019-11-26 16:30:19,714 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@364378cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:19, skipping insertion in model container [2019-11-26 16:30:19,715 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:30:19" (1/1) ... [2019-11-26 16:30:19,733 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:30:19,787 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:30:20,277 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:30:20,299 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:30:20,386 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:30:20,499 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:30:20,500 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:20 WrapperNode [2019-11-26 16:30:20,500 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:30:20,508 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:30:20,508 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:30:20,508 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:30:20,519 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:20" (1/1) ... [2019-11-26 16:30:20,533 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:20" (1/1) ... [2019-11-26 16:30:20,575 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:30:20,576 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:30:20,576 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:30:20,577 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:30:20,587 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:20" (1/1) ... [2019-11-26 16:30:20,588 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:20" (1/1) ... [2019-11-26 16:30:20,608 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:20" (1/1) ... [2019-11-26 16:30:20,608 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:20" (1/1) ... [2019-11-26 16:30:20,633 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:20" (1/1) ... [2019-11-26 16:30:20,646 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:20" (1/1) ... [2019-11-26 16:30:20,651 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:20" (1/1) ... [2019-11-26 16:30:20,660 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:30:20,668 INFO L168 Benchmark]: Toolchain (without parser) took 975.35 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 991.1 MB in the end (delta: -23.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:30:20,672 INFO L168 Benchmark]: CDTParser took 1.35 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:30:20,676 INFO L168 Benchmark]: CACSL2BoogieTranslator took 808.65 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 996.8 MB in the end (delta: -29.4 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:30:20,677 INFO L168 Benchmark]: Boogie Procedure Inliner took 68.35 ms. Allocated memory is still 1.0 GB. Free memory is still 996.8 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:30:20,680 INFO L168 Benchmark]: Boogie Preprocessor took 84.01 ms. Allocated memory is still 1.0 GB. Free memory was 996.8 MB in the beginning and 991.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:30:20,688 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.35 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 808.65 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 996.8 MB in the end (delta: -29.4 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 68.35 ms. Allocated memory is still 1.0 GB. Free memory is still 996.8 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 84.01 ms. Allocated memory is still 1.0 GB. Free memory was 996.8 MB in the beginning and 991.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...