./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-regression/test05.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/test05.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 d041348802bf4718d6612df649aecee20760a6ff ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/test05.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 d041348802bf4718d6612df649aecee20760a6ff ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:10:42,408 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:10:42,415 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:10:42,446 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:10:42,447 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:10:42,450 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:10:42,458 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:10:42,476 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:10:42,479 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:10:42,486 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:10:42,487 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:10:42,492 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:10:42,495 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:10:42,499 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:10:42,504 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:10:42,509 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:10:42,511 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:10:42,516 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:10:42,523 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:10:42,531 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:10:42,540 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:10:42,546 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:10:42,549 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:10:42,552 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:10:42,562 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:10:42,563 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:10:42,563 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:10:42,568 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:10:42,568 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:10:42,569 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:10:42,571 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:10:42,572 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:10:42,573 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:10:42,578 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:10:42,580 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:10:42,580 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:10:42,584 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:10:42,584 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:10:42,584 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:10:42,586 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:10:42,591 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:10:42,592 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:10:42,632 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:10:42,633 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:10:42,637 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:10:42,639 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:10:42,639 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:10:42,640 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:10:42,642 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:10:42,642 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:10:42,642 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:10:42,643 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:10:42,644 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:10:42,647 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:10:42,647 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:10:42,648 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:10:42,648 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:10:42,648 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:10:42,649 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:10:42,649 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:10:42,650 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:10:42,652 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:10:42,652 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:10:42,652 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:10:42,653 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:10:42,653 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:10:42,653 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:10:42,655 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:10:42,655 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:10:42,655 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:10:42,657 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 -> d041348802bf4718d6612df649aecee20760a6ff [2019-11-27 16:10:43,346 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:10:43,377 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:10:43,386 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:10:43,388 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:10:43,391 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:10:43,392 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-regression/test05.c [2019-11-27 16:10:43,549 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/251037619/d0101c3c67934a0b8ba5a28b88636f83/FLAGba230daaf [2019-11-27 16:10:44,584 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:10:44,587 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-regression/test05.c [2019-11-27 16:10:44,604 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/251037619/d0101c3c67934a0b8ba5a28b88636f83/FLAGba230daaf [2019-11-27 16:10:44,644 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/251037619/d0101c3c67934a0b8ba5a28b88636f83 [2019-11-27 16:10:44,652 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:10:44,656 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:10:44,661 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:10:44,662 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:10:44,668 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:10:44,673 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:10:44" (1/1) ... [2019-11-27 16:10:44,679 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 04:10:44, skipping insertion in model container [2019-11-27 16:10:44,680 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:10:44" (1/1) ... [2019-11-27 16:10:44,701 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:10:44,747 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:10:45,158 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:10:45,198 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:10:45,246 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:10:45,293 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:10:45,294 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:45 WrapperNode [2019-11-27 16:10:45,295 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:10:45,296 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:10:45,296 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:10:45,297 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:10:45,317 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:45" (1/1) ... [2019-11-27 16:10:45,428 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:45" (1/1) ... [2019-11-27 16:10:45,475 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:10:45,485 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:10:45,486 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:10:45,486 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:10:45,497 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:45" (1/1) ... [2019-11-27 16:10:45,498 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:45" (1/1) ... [2019-11-27 16:10:45,515 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:45" (1/1) ... [2019-11-27 16:10:45,516 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:45" (1/1) ... [2019-11-27 16:10:45,529 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:45" (1/1) ... [2019-11-27 16:10:45,535 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:45" (1/1) ... [2019-11-27 16:10:45,538 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:45" (1/1) ... [2019-11-27 16:10:45,548 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:10:45,571 INFO L168 Benchmark]: Toolchain (without parser) took 898.60 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: -29.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:10:45,573 INFO L168 Benchmark]: CDTParser took 1.36 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 16:10:45,577 INFO L168 Benchmark]: CACSL2BoogieTranslator took 634.55 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 16:10:45,583 INFO L168 Benchmark]: Boogie Procedure Inliner took 188.77 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 996.9 MB in the end (delta: -46.7 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:10:45,586 INFO L168 Benchmark]: Boogie Preprocessor took 65.73 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 16:10:45,597 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.36 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 634.55 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 188.77 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 996.9 MB in the end (delta: -46.7 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 65.73 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 0.1.24-509859d [2019-11-27 16:10:49,482 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:10:49,488 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:10:49,517 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:10:49,519 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:10:49,522 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:10:49,524 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:10:49,550 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:10:49,556 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:10:49,558 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:10:49,562 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:10:49,569 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:10:49,570 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:10:49,574 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:10:49,579 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:10:49,583 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:10:49,585 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:10:49,591 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:10:49,596 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:10:49,606 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:10:49,611 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:10:49,621 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:10:49,622 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:10:49,625 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:10:49,635 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:10:49,636 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:10:49,636 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:10:49,639 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:10:49,640 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:10:49,643 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:10:49,644 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:10:49,645 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:10:49,647 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:10:49,650 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:10:49,653 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:10:49,654 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:10:49,656 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:10:49,657 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:10:49,659 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:10:49,660 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:10:49,663 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:10:49,664 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:10:49,703 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:10:49,703 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:10:49,709 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:10:49,710 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:10:49,710 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:10:49,711 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:10:49,713 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:10:49,713 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:10:49,714 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:10:49,714 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:10:49,715 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:10:49,716 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:10:49,718 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:10:49,718 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:10:49,719 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:10:49,719 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:10:49,719 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:10:49,720 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:10:49,720 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:10:49,723 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:10:49,723 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:10:49,723 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:10:49,724 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:10:49,724 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:10:49,724 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:10:49,725 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:10:49,725 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:10:49,726 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:10:49,726 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:10:49,728 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:10:49,729 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 -> d041348802bf4718d6612df649aecee20760a6ff [2019-11-27 16:10:50,353 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:10:50,381 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:10:50,391 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:10:50,393 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:10:50,395 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:10:50,397 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-regression/test05.c [2019-11-27 16:10:50,547 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b5fc0f97e/3ab6763ba95e479cac3f06c28e568fd6/FLAGdd6753241 [2019-11-27 16:10:51,573 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:10:51,574 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-regression/test05.c [2019-11-27 16:10:51,588 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b5fc0f97e/3ab6763ba95e479cac3f06c28e568fd6/FLAGdd6753241 [2019-11-27 16:10:51,742 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b5fc0f97e/3ab6763ba95e479cac3f06c28e568fd6 [2019-11-27 16:10:51,752 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:10:51,757 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:10:51,760 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:10:51,761 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:10:51,769 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:10:51,770 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:10:51" (1/1) ... [2019-11-27 16:10:51,781 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b7f9016 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:51, skipping insertion in model container [2019-11-27 16:10:51,781 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:10:51" (1/1) ... [2019-11-27 16:10:51,801 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:10:51,848 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:10:52,321 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:10:52,361 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:10:52,405 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:10:52,452 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:10:52,456 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:52 WrapperNode [2019-11-27 16:10:52,456 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:10:52,457 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:10:52,458 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:10:52,458 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:10:52,482 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:52" (1/1) ... [2019-11-27 16:10:52,625 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:52" (1/1) ... [2019-11-27 16:10:52,681 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:10:52,683 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:10:52,683 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:10:52,684 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:10:52,697 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:52" (1/1) ... [2019-11-27 16:10:52,697 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:52" (1/1) ... [2019-11-27 16:10:52,716 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:52" (1/1) ... [2019-11-27 16:10:52,717 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:52" (1/1) ... [2019-11-27 16:10:52,745 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:52" (1/1) ... [2019-11-27 16:10:52,752 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:52" (1/1) ... [2019-11-27 16:10:52,756 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:52" (1/1) ... [2019-11-27 16:10:52,764 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:10:52,786 INFO L168 Benchmark]: Toolchain (without parser) took 1009.97 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 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 16:10:52,788 INFO L168 Benchmark]: CDTParser took 2.12 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 16:10:52,792 INFO L168 Benchmark]: CACSL2BoogieTranslator took 696.81 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 16:10:52,796 INFO L168 Benchmark]: Boogie Procedure Inliner took 225.19 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 991.2 MB in the end (delta: -35.3 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:10:52,800 INFO L168 Benchmark]: Boogie Preprocessor took 81.08 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:10:52,807 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.12 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 696.81 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 225.19 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 991.2 MB in the end (delta: -35.3 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 81.08 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...