./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-regression/test03.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-regression/test03.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 096d3328266eb6def3b8e487a1924a44a09934d2 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/ldv-regression/test03.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 096d3328266eb6def3b8e487a1924a44a09934d2 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 16:10:41,291 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:10:41,293 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:10:41,322 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:10:41,323 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:10:41,324 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:10:41,331 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:10:41,359 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:10:41,362 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:10:41,370 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:10:41,372 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:10:41,376 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:10:41,379 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:10:41,383 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:10:41,389 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:10:41,394 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:10:41,398 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:10:41,403 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:10:41,409 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:10:41,418 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:10:41,425 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:10:41,430 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:10:41,435 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:10:41,439 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:10:41,447 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:10:41,448 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:10:41,448 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:10:41,453 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:10:41,454 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:10:41,455 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:10:41,457 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:10:41,458 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:10:41,462 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:10:41,466 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:10:41,468 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:10:41,468 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:10:41,471 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:10:41,471 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:10:41,473 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:10:41,476 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:10:41,478 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:10:41,481 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:10:41,523 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:10:41,525 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:10:41,532 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:10:41,532 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:10:41,533 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:10:41,533 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:10:41,533 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:10:41,534 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:10:41,534 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:10:41,534 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:10:41,537 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:10:41,537 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:10:41,537 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:10:41,538 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:10:41,540 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:10:41,540 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:10:41,540 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:10:41,541 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:10:41,541 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:10:41,543 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:10:41,543 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:10:41,543 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:10:41,544 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:10:41,545 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:10:41,547 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:10:41,547 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:10:41,548 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:10:41,548 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:10:41,548 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 -> 096d3328266eb6def3b8e487a1924a44a09934d2 [2019-11-27 16:10:42,138 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:10:42,169 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:10:42,179 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:10:42,181 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:10:42,182 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:10:42,185 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-regression/test03.c [2019-11-27 16:10:42,356 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0935ec5e8/afaa9fe62d434c8bacf2813465c00166/FLAGc2503685b [2019-11-27 16:10:43,445 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:10:43,449 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-regression/test03.c [2019-11-27 16:10:43,462 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0935ec5e8/afaa9fe62d434c8bacf2813465c00166/FLAGc2503685b [2019-11-27 16:10:43,504 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0935ec5e8/afaa9fe62d434c8bacf2813465c00166 [2019-11-27 16:10:43,514 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:10:43,516 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:10:43,524 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:10:43,524 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:10:43,530 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:10:43,534 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:10:43" (1/1) ... [2019-11-27 16:10:43,541 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74e4d0b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:43, skipping insertion in model container [2019-11-27 16:10:43,542 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:10:43" (1/1) ... [2019-11-27 16:10:43,565 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:10:43,622 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:10:44,067 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:10:44,082 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:10:44,122 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:10:44,169 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:10:44,173 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:44 WrapperNode [2019-11-27 16:10:44,173 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:10:44,174 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:10:44,175 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:10:44,177 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:10:44,188 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:44" (1/1) ... [2019-11-27 16:10:44,288 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:44" (1/1) ... [2019-11-27 16:10:44,342 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:10:44,344 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:10:44,345 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:10:44,347 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:10:44,359 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:44" (1/1) ... [2019-11-27 16:10:44,360 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:44" (1/1) ... [2019-11-27 16:10:44,363 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:44" (1/1) ... [2019-11-27 16:10:44,363 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:44" (1/1) ... [2019-11-27 16:10:44,374 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:44" (1/1) ... [2019-11-27 16:10:44,377 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:44" (1/1) ... [2019-11-27 16:10:44,383 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:44" (1/1) ... [2019-11-27 16:10:44,386 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:10:44,391 INFO L168 Benchmark]: Toolchain (without parser) took 872.80 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.2 MB in the end (delta: -29.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:10:44,393 INFO L168 Benchmark]: CDTParser took 1.90 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:10:44,395 INFO L168 Benchmark]: CACSL2BoogieTranslator took 653.36 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:10:44,397 INFO L168 Benchmark]: Boogie Procedure Inliner took 169.73 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 997.0 MB in the end (delta: -46.7 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:10:44,399 INFO L168 Benchmark]: Boogie Preprocessor took 41.68 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 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. [2019-11-27 16:10:44,407 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.90 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 653.36 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 169.73 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 997.0 MB in the end (delta: -46.7 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 41.68 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 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 0.1.24-509859d [2019-11-27 16:10:48,431 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:10:48,438 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:10:48,472 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:10:48,474 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:10:48,476 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:10:48,478 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:10:48,487 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:10:48,504 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:10:48,508 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:10:48,510 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:10:48,521 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:10:48,524 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:10:48,528 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:10:48,531 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:10:48,537 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:10:48,547 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:10:48,554 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:10:48,561 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:10:48,572 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:10:48,581 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:10:48,591 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:10:48,597 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:10:48,599 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:10:48,606 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:10:48,606 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:10:48,607 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:10:48,611 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:10:48,612 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:10:48,614 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:10:48,615 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:10:48,616 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:10:48,618 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:10:48,622 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:10:48,624 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:10:48,627 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:10:48,628 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:10:48,629 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:10:48,630 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:10:48,631 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:10:48,634 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:10:48,636 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:10:48,678 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:10:48,680 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:10:48,684 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:10:48,686 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:10:48,686 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:10:48,687 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:10:48,688 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:10:48,688 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:10:48,691 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:10:48,691 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:10:48,693 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:10:48,693 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:10:48,693 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:10:48,694 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:10:48,694 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:10:48,697 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:10:48,697 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:10:48,697 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:10:48,698 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:10:48,698 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:10:48,698 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:10:48,699 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:10:48,699 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:10:48,702 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:10:48,702 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:10:48,703 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:10:48,703 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:10:48,703 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:10:48,704 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:10:48,704 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:10:48,706 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 -> 096d3328266eb6def3b8e487a1924a44a09934d2 [2019-11-27 16:10:49,365 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:10:49,396 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:10:49,402 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:10:49,409 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:10:49,409 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:10:49,413 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-regression/test03.c [2019-11-27 16:10:49,575 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f178c10f5/451837f790ff4a849e2cbab02fac3cdf/FLAGaf043c294 [2019-11-27 16:10:50,640 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:10:50,641 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-regression/test03.c [2019-11-27 16:10:50,655 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f178c10f5/451837f790ff4a849e2cbab02fac3cdf/FLAGaf043c294 [2019-11-27 16:10:50,697 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f178c10f5/451837f790ff4a849e2cbab02fac3cdf [2019-11-27 16:10:50,705 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:10:50,712 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:10:50,716 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:10:50,717 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:10:50,724 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:10:50,730 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:10:50" (1/1) ... [2019-11-27 16:10:50,737 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74e4d0b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:50, skipping insertion in model container [2019-11-27 16:10:50,738 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:10:50" (1/1) ... [2019-11-27 16:10:50,759 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:10:50,808 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:10:51,251 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:10:51,265 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:10:51,324 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:10:51,388 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:10:51,390 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:51 WrapperNode [2019-11-27 16:10:51,390 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:10:51,403 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:10:51,403 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:10:51,404 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:10:51,511 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:51" (1/1) ... [2019-11-27 16:10:51,537 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:51" (1/1) ... [2019-11-27 16:10:51,592 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:10:51,595 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:10:51,595 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:10:51,596 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:10:51,606 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:51" (1/1) ... [2019-11-27 16:10:51,606 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:51" (1/1) ... [2019-11-27 16:10:51,610 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:51" (1/1) ... [2019-11-27 16:10:51,610 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:51" (1/1) ... [2019-11-27 16:10:51,629 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:51" (1/1) ... [2019-11-27 16:10:51,632 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:51" (1/1) ... [2019-11-27 16:10:51,641 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:51" (1/1) ... [2019-11-27 16:10:51,644 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:10:51,665 INFO L168 Benchmark]: Toolchain (without parser) took 937.39 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 991.2 MB in the end (delta: -23.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:10:51,667 INFO L168 Benchmark]: CDTParser took 0.44 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:10:51,673 INFO L168 Benchmark]: CACSL2BoogieTranslator took 681.36 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 956.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:10:51,676 INFO L168 Benchmark]: Boogie Procedure Inliner took 191.79 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 996.9 MB in the end (delta: -41.0 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:10:51,680 INFO L168 Benchmark]: Boogie Preprocessor took 49.37 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. [2019-11-27 16:10:51,691 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44 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 681.36 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 956.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 191.79 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 996.9 MB in the end (delta: -41.0 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 49.37 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...