./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/unreach-call.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0883.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a046e57d Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0883.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 --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 86e7efa59a6bd11d9a5dfdc7b4f5743dfbd252f8913e1946c8d686b198d4af2f --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-mul-div-a046e57-m [2024-10-12 17:28:39,276 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-12 17:28:39,333 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-10-12 17:28:39,336 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-12 17:28:39,337 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-12 17:28:39,359 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-12 17:28:39,360 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-12 17:28:39,360 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-12 17:28:39,361 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-12 17:28:39,363 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-12 17:28:39,364 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-12 17:28:39,364 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-12 17:28:39,364 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-12 17:28:39,364 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-12 17:28:39,364 INFO L153 SettingsManager]: * Use SBE=true [2024-10-12 17:28:39,365 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-12 17:28:39,365 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-12 17:28:39,365 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-12 17:28:39,365 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-12 17:28:39,365 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-12 17:28:39,366 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-12 17:28:39,367 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-12 17:28:39,367 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-12 17:28:39,367 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-12 17:28:39,367 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-12 17:28:39,368 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-12 17:28:39,368 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-12 17:28:39,368 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-12 17:28:39,368 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-12 17:28:39,368 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-12 17:28:39,368 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-12 17:28:39,368 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-12 17:28:39,369 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-12 17:28:39,369 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-12 17:28:39,369 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-12 17:28:39,369 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-12 17:28:39,369 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-12 17:28:39,369 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-12 17:28:39,369 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-12 17:28:39,369 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-12 17:28:39,370 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-12 17:28:39,371 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-12 17:28:39,371 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 86e7efa59a6bd11d9a5dfdc7b4f5743dfbd252f8913e1946c8d686b198d4af2f [2024-10-12 17:28:39,653 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-12 17:28:39,683 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-12 17:28:39,690 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-12 17:28:39,691 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-12 17:28:39,691 INFO L274 PluginConnector]: CDTParser initialized [2024-10-12 17:28:39,692 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0883.c [2024-10-12 17:28:40,908 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-12 17:28:41,092 INFO L384 CDTParser]: Found 1 translation units. [2024-10-12 17:28:41,093 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0883.c [2024-10-12 17:28:41,106 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9cde3537b/d6e76fbabd7f45e0beb4f4c79bc1b391/FLAG43e1df632 [2024-10-12 17:28:41,465 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9cde3537b/d6e76fbabd7f45e0beb4f4c79bc1b391 [2024-10-12 17:28:41,468 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-12 17:28:41,469 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-12 17:28:41,470 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-12 17:28:41,470 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-12 17:28:41,475 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-12 17:28:41,476 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 05:28:41" (1/1) ... [2024-10-12 17:28:41,477 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ffa5dd4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:28:41, skipping insertion in model container [2024-10-12 17:28:41,477 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 05:28:41" (1/1) ... [2024-10-12 17:28:41,513 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-12 17:28:41,761 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: createNanOrInfinity is unsupported in non-bitprecise translation at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.createNanOrInfinity(IntegerTranslation.java:599) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleNaNOrInfinity(StandardFunctionHandler.java:2908) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.lambda$119(StandardFunctionHandler.java:586) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:253) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1586) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:271) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleReturnStatement(FunctionHandler.java:567) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2152) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:197) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1767) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:233) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1150) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1133) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:236) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1744) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:233) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1150) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1133) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:236) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:387) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1613) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:159) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3465) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2491) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:639) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:135) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:189) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:116) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:94) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:145) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-10-12 17:28:41,768 INFO L158 Benchmark]: Toolchain (without parser) took 299.22ms. Allocated memory is still 182.5MB. Free memory was 151.7MB in the beginning and 138.1MB in the end (delta: 13.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-10-12 17:28:41,769 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 102.8MB. Free memory is still 75.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-12 17:28:41,773 INFO L158 Benchmark]: CACSL2BoogieTranslator took 297.58ms. Allocated memory is still 182.5MB. Free memory was 151.7MB in the beginning and 138.1MB in the end (delta: 13.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-10-12 17:28:41,774 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 102.8MB. Free memory is still 75.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 297.58ms. Allocated memory is still 182.5MB. Free memory was 151.7MB in the beginning and 138.1MB in the end (delta: 13.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: createNanOrInfinity is unsupported in non-bitprecise translation de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: createNanOrInfinity is unsupported in non-bitprecise translation: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.createNanOrInfinity(IntegerTranslation.java:599) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0883.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 --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 86e7efa59a6bd11d9a5dfdc7b4f5743dfbd252f8913e1946c8d686b198d4af2f --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-mul-div-a046e57-m [2024-10-12 17:28:43,495 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-12 17:28:43,558 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-10-12 17:28:43,563 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-12 17:28:43,564 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-12 17:28:43,588 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-12 17:28:43,590 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-12 17:28:43,591 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-12 17:28:43,591 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-12 17:28:43,592 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-12 17:28:43,592 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-12 17:28:43,593 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-12 17:28:43,593 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-12 17:28:43,593 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-12 17:28:43,594 INFO L153 SettingsManager]: * Use SBE=true [2024-10-12 17:28:43,595 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-12 17:28:43,595 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-12 17:28:43,595 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-12 17:28:43,595 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-12 17:28:43,596 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-12 17:28:43,596 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-12 17:28:43,599 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-12 17:28:43,599 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-12 17:28:43,599 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-10-12 17:28:43,599 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-10-12 17:28:43,599 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-12 17:28:43,599 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-10-12 17:28:43,600 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-12 17:28:43,600 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-12 17:28:43,600 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-12 17:28:43,600 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-12 17:28:43,600 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-12 17:28:43,600 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-12 17:28:43,601 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-12 17:28:43,601 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-12 17:28:43,601 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-12 17:28:43,601 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-12 17:28:43,608 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-12 17:28:43,608 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-10-12 17:28:43,608 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-10-12 17:28:43,608 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-12 17:28:43,609 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-12 17:28:43,609 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-12 17:28:43,609 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-12 17:28:43,610 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-10-12 17:28:43,610 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 86e7efa59a6bd11d9a5dfdc7b4f5743dfbd252f8913e1946c8d686b198d4af2f [2024-10-12 17:28:43,848 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-12 17:28:43,869 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-12 17:28:43,872 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-12 17:28:43,873 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-12 17:28:43,874 INFO L274 PluginConnector]: CDTParser initialized [2024-10-12 17:28:43,876 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0883.c [2024-10-12 17:28:45,291 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-12 17:28:45,464 INFO L384 CDTParser]: Found 1 translation units. [2024-10-12 17:28:45,466 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0883.c [2024-10-12 17:28:45,476 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6689cf62c/809cc482b22445d48850f7af7987a25f/FLAGf3b099d25 [2024-10-12 17:28:45,487 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6689cf62c/809cc482b22445d48850f7af7987a25f [2024-10-12 17:28:45,490 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-12 17:28:45,491 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-12 17:28:45,492 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-12 17:28:45,492 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-12 17:28:45,496 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-12 17:28:45,497 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 05:28:45" (1/1) ... [2024-10-12 17:28:45,498 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27287139 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:28:45, skipping insertion in model container [2024-10-12 17:28:45,498 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 05:28:45" (1/1) ... [2024-10-12 17:28:45,536 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-12 17:28:45,808 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0883.c[14102,14115] [2024-10-12 17:28:45,814 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-12 17:28:45,829 INFO L200 MainTranslator]: Completed pre-run [2024-10-12 17:28:45,919 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0883.c[14102,14115] [2024-10-12 17:28:45,924 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-12 17:28:45,942 INFO L204 MainTranslator]: Completed translation [2024-10-12 17:28:45,942 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:28:45 WrapperNode [2024-10-12 17:28:45,943 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-12 17:28:45,943 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-12 17:28:45,943 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-12 17:28:45,944 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-12 17:28:45,949 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:28:45" (1/1) ... [2024-10-12 17:28:45,972 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:28:45" (1/1) ... [2024-10-12 17:28:46,008 INFO L138 Inliner]: procedures = 26, calls = 192, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 775 [2024-10-12 17:28:46,008 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-12 17:28:46,009 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-12 17:28:46,009 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-12 17:28:46,009 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-12 17:28:46,019 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:28:45" (1/1) ... [2024-10-12 17:28:46,019 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:28:45" (1/1) ... [2024-10-12 17:28:46,026 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:28:45" (1/1) ... [2024-10-12 17:28:46,062 INFO L175 MemorySlicer]: Split 86 memory accesses to 40 slices as follows [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 5, 4, 2, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2]. 6 percent of accesses are in the largest equivalence class. The 10 initializations are split as follows [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 2, 0, 0, 2, 0, 2, 2, 0, 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]. The 35 writes are split as follows [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 1, 1, 0, 1, 0, 0, 1, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]. [2024-10-12 17:28:46,064 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:28:45" (1/1) ... [2024-10-12 17:28:46,066 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:28:45" (1/1) ... [2024-10-12 17:28:46,092 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:28:45" (1/1) ... [2024-10-12 17:28:46,116 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:28:45" (1/1) ... [2024-10-12 17:28:46,123 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:28:45" (1/1) ... [2024-10-12 17:28:46,126 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:28:45" (1/1) ... [2024-10-12 17:28:46,145 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-12 17:28:46,146 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-12 17:28:46,150 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-12 17:28:46,150 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-12 17:28:46,151 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:28:45" (1/1) ... [2024-10-12 17:28:46,155 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-12 17:28:46,170 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 17:28:46,183 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-12 17:28:46,185 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-12 17:28:46,216 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-12 17:28:46,216 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-10-12 17:28:46,216 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-10-12 17:28:46,216 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-10-12 17:28:46,216 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-10-12 17:28:46,216 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-10-12 17:28:46,216 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2024-10-12 17:28:46,217 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#6 [2024-10-12 17:28:46,217 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#7 [2024-10-12 17:28:46,217 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#8 [2024-10-12 17:28:46,217 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#9 [2024-10-12 17:28:46,217 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#10 [2024-10-12 17:28:46,217 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#11 [2024-10-12 17:28:46,217 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#12 [2024-10-12 17:28:46,217 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#13 [2024-10-12 17:28:46,217 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#14 [2024-10-12 17:28:46,218 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#15 [2024-10-12 17:28:46,218 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#16 [2024-10-12 17:28:46,218 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#17 [2024-10-12 17:28:46,218 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#18 [2024-10-12 17:28:46,218 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#19 [2024-10-12 17:28:46,218 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#20 [2024-10-12 17:28:46,218 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#21 [2024-10-12 17:28:46,218 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#22 [2024-10-12 17:28:46,218 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#23 [2024-10-12 17:28:46,218 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#24 [2024-10-12 17:28:46,218 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#25 [2024-10-12 17:28:46,219 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#26 [2024-10-12 17:28:46,219 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#27 [2024-10-12 17:28:46,219 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#28 [2024-10-12 17:28:46,219 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#29 [2024-10-12 17:28:46,219 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#30 [2024-10-12 17:28:46,219 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#31 [2024-10-12 17:28:46,219 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#32 [2024-10-12 17:28:46,219 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#33 [2024-10-12 17:28:46,219 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#34 [2024-10-12 17:28:46,219 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#35 [2024-10-12 17:28:46,220 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#36 [2024-10-12 17:28:46,220 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#37 [2024-10-12 17:28:46,220 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#38 [2024-10-12 17:28:46,220 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#39 [2024-10-12 17:28:46,220 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-10-12 17:28:46,220 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#0 [2024-10-12 17:28:46,220 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#1 [2024-10-12 17:28:46,220 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#2 [2024-10-12 17:28:46,220 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#3 [2024-10-12 17:28:46,220 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#4 [2024-10-12 17:28:46,220 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#5 [2024-10-12 17:28:46,221 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#6 [2024-10-12 17:28:46,221 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#7 [2024-10-12 17:28:46,221 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#8 [2024-10-12 17:28:46,221 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#9 [2024-10-12 17:28:46,221 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#10 [2024-10-12 17:28:46,221 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#11 [2024-10-12 17:28:46,221 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#12 [2024-10-12 17:28:46,221 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#13 [2024-10-12 17:28:46,221 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#14 [2024-10-12 17:28:46,221 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#15 [2024-10-12 17:28:46,221 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#16 [2024-10-12 17:28:46,221 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#17 [2024-10-12 17:28:46,221 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#18 [2024-10-12 17:28:46,221 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#19 [2024-10-12 17:28:46,222 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#20 [2024-10-12 17:28:46,222 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#21 [2024-10-12 17:28:46,222 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#22 [2024-10-12 17:28:46,222 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#23 [2024-10-12 17:28:46,222 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#24 [2024-10-12 17:28:46,222 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#25 [2024-10-12 17:28:46,222 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#26 [2024-10-12 17:28:46,222 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#27 [2024-10-12 17:28:46,222 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#28 [2024-10-12 17:28:46,222 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#29 [2024-10-12 17:28:46,222 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#30 [2024-10-12 17:28:46,222 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#31 [2024-10-12 17:28:46,222 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#32 [2024-10-12 17:28:46,222 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#33 [2024-10-12 17:28:46,222 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#34 [2024-10-12 17:28:46,222 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#35 [2024-10-12 17:28:46,222 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#36 [2024-10-12 17:28:46,222 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#37 [2024-10-12 17:28:46,222 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#38 [2024-10-12 17:28:46,223 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#39 [2024-10-12 17:28:46,223 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0 [2024-10-12 17:28:46,223 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#1 [2024-10-12 17:28:46,223 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#2 [2024-10-12 17:28:46,223 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#3 [2024-10-12 17:28:46,223 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#4 [2024-10-12 17:28:46,223 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#5 [2024-10-12 17:28:46,223 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#6 [2024-10-12 17:28:46,223 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#7 [2024-10-12 17:28:46,223 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#8 [2024-10-12 17:28:46,223 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#9 [2024-10-12 17:28:46,223 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#10 [2024-10-12 17:28:46,223 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#11 [2024-10-12 17:28:46,223 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#12 [2024-10-12 17:28:46,223 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#13 [2024-10-12 17:28:46,223 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#14 [2024-10-12 17:28:46,223 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#15 [2024-10-12 17:28:46,223 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#16 [2024-10-12 17:28:46,224 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#17 [2024-10-12 17:28:46,224 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#18 [2024-10-12 17:28:46,224 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#19 [2024-10-12 17:28:46,224 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#20 [2024-10-12 17:28:46,224 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#21 [2024-10-12 17:28:46,224 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#22 [2024-10-12 17:28:46,224 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#23 [2024-10-12 17:28:46,224 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#24 [2024-10-12 17:28:46,224 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#25 [2024-10-12 17:28:46,225 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#26 [2024-10-12 17:28:46,225 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#27 [2024-10-12 17:28:46,225 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#28 [2024-10-12 17:28:46,225 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#29 [2024-10-12 17:28:46,225 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#30 [2024-10-12 17:28:46,225 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#31 [2024-10-12 17:28:46,225 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#32 [2024-10-12 17:28:46,225 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#33 [2024-10-12 17:28:46,225 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#34 [2024-10-12 17:28:46,226 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#35 [2024-10-12 17:28:46,226 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#36 [2024-10-12 17:28:46,226 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#37 [2024-10-12 17:28:46,226 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#38 [2024-10-12 17:28:46,226 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#39 [2024-10-12 17:28:46,226 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#0 [2024-10-12 17:28:46,226 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#1 [2024-10-12 17:28:46,226 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#2 [2024-10-12 17:28:46,226 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#3 [2024-10-12 17:28:46,226 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#4 [2024-10-12 17:28:46,226 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#5 [2024-10-12 17:28:46,227 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#6 [2024-10-12 17:28:46,227 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#7 [2024-10-12 17:28:46,227 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#8 [2024-10-12 17:28:46,227 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#9 [2024-10-12 17:28:46,227 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#10 [2024-10-12 17:28:46,227 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#11 [2024-10-12 17:28:46,227 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#12 [2024-10-12 17:28:46,227 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#13 [2024-10-12 17:28:46,227 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#14 [2024-10-12 17:28:46,227 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#15 [2024-10-12 17:28:46,228 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#16 [2024-10-12 17:28:46,228 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#17 [2024-10-12 17:28:46,228 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#18 [2024-10-12 17:28:46,228 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#19 [2024-10-12 17:28:46,228 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#20 [2024-10-12 17:28:46,228 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#21 [2024-10-12 17:28:46,228 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#22 [2024-10-12 17:28:46,228 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#23 [2024-10-12 17:28:46,228 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#24 [2024-10-12 17:28:46,228 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#25 [2024-10-12 17:28:46,228 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#26 [2024-10-12 17:28:46,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#27 [2024-10-12 17:28:46,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#28 [2024-10-12 17:28:46,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#29 [2024-10-12 17:28:46,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#30 [2024-10-12 17:28:46,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#31 [2024-10-12 17:28:46,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#32 [2024-10-12 17:28:46,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#33 [2024-10-12 17:28:46,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#34 [2024-10-12 17:28:46,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#35 [2024-10-12 17:28:46,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#36 [2024-10-12 17:28:46,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#37 [2024-10-12 17:28:46,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#38 [2024-10-12 17:28:46,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#39 [2024-10-12 17:28:46,230 INFO L130 BoogieDeclarations]: Found specification of procedure copysign_float [2024-10-12 17:28:46,230 INFO L138 BoogieDeclarations]: Found implementation of procedure copysign_float [2024-10-12 17:28:46,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#0 [2024-10-12 17:28:46,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#1 [2024-10-12 17:28:46,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#2 [2024-10-12 17:28:46,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#3 [2024-10-12 17:28:46,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#4 [2024-10-12 17:28:46,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#5 [2024-10-12 17:28:46,231 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#6 [2024-10-12 17:28:46,231 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#7 [2024-10-12 17:28:46,231 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#8 [2024-10-12 17:28:46,231 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#9 [2024-10-12 17:28:46,231 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#10 [2024-10-12 17:28:46,231 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#11 [2024-10-12 17:28:46,231 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#12 [2024-10-12 17:28:46,231 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#13 [2024-10-12 17:28:46,231 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#14 [2024-10-12 17:28:46,231 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#15 [2024-10-12 17:28:46,232 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#16 [2024-10-12 17:28:46,232 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#17 [2024-10-12 17:28:46,232 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#18 [2024-10-12 17:28:46,232 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#19 [2024-10-12 17:28:46,232 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#20 [2024-10-12 17:28:46,232 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#21 [2024-10-12 17:28:46,232 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#22 [2024-10-12 17:28:46,232 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#23 [2024-10-12 17:28:46,232 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#24 [2024-10-12 17:28:46,232 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#25 [2024-10-12 17:28:46,232 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#26 [2024-10-12 17:28:46,233 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#27 [2024-10-12 17:28:46,233 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#28 [2024-10-12 17:28:46,233 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#29 [2024-10-12 17:28:46,233 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#30 [2024-10-12 17:28:46,233 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#31 [2024-10-12 17:28:46,233 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#32 [2024-10-12 17:28:46,233 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#33 [2024-10-12 17:28:46,233 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#34 [2024-10-12 17:28:46,233 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#35 [2024-10-12 17:28:46,233 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#36 [2024-10-12 17:28:46,233 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#37 [2024-10-12 17:28:46,234 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#38 [2024-10-12 17:28:46,234 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#39 [2024-10-12 17:28:46,234 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-12 17:28:46,234 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-12 17:28:46,234 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#0 [2024-10-12 17:28:46,234 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#1 [2024-10-12 17:28:46,234 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#2 [2024-10-12 17:28:46,234 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#3 [2024-10-12 17:28:46,234 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#4 [2024-10-12 17:28:46,234 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#5 [2024-10-12 17:28:46,234 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#6 [2024-10-12 17:28:46,234 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#7 [2024-10-12 17:28:46,234 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#8 [2024-10-12 17:28:46,235 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#9 [2024-10-12 17:28:46,235 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#10 [2024-10-12 17:28:46,235 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#11 [2024-10-12 17:28:46,235 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#12 [2024-10-12 17:28:46,235 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#13 [2024-10-12 17:28:46,235 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#14 [2024-10-12 17:28:46,235 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#15 [2024-10-12 17:28:46,235 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#16 [2024-10-12 17:28:46,235 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#17 [2024-10-12 17:28:46,235 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#18 [2024-10-12 17:28:46,235 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#19 [2024-10-12 17:28:46,235 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#20 [2024-10-12 17:28:46,235 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#21 [2024-10-12 17:28:46,235 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#22 [2024-10-12 17:28:46,235 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#23 [2024-10-12 17:28:46,235 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#24 [2024-10-12 17:28:46,235 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#25 [2024-10-12 17:28:46,235 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#26 [2024-10-12 17:28:46,235 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#27 [2024-10-12 17:28:46,235 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#28 [2024-10-12 17:28:46,236 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#29 [2024-10-12 17:28:46,236 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#30 [2024-10-12 17:28:46,236 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#31 [2024-10-12 17:28:46,236 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#32 [2024-10-12 17:28:46,236 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#33 [2024-10-12 17:28:46,236 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#34 [2024-10-12 17:28:46,236 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#35 [2024-10-12 17:28:46,236 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#36 [2024-10-12 17:28:46,236 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#37 [2024-10-12 17:28:46,236 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#38 [2024-10-12 17:28:46,237 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#39 [2024-10-12 17:28:46,237 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-12 17:28:46,462 INFO L238 CfgBuilder]: Building ICFG [2024-10-12 17:28:46,464 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-12 17:29:27,132 INFO L? ?]: Removed 159 outVars from TransFormulas that were not future-live. [2024-10-12 17:29:27,132 INFO L287 CfgBuilder]: Performing block encoding [2024-10-12 17:29:27,173 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-12 17:29:27,175 INFO L314 CfgBuilder]: Removed 72 assume(true) statements. [2024-10-12 17:29:27,175 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 05:29:27 BoogieIcfgContainer [2024-10-12 17:29:27,175 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-12 17:29:27,177 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-12 17:29:27,177 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-12 17:29:27,180 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-12 17:29:27,180 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.10 05:28:45" (1/3) ... [2024-10-12 17:29:27,181 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5da5178b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 05:29:27, skipping insertion in model container [2024-10-12 17:29:27,181 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:28:45" (2/3) ... [2024-10-12 17:29:27,182 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5da5178b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 05:29:27, skipping insertion in model container [2024-10-12 17:29:27,183 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 05:29:27" (3/3) ... [2024-10-12 17:29:27,184 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_0883.c [2024-10-12 17:29:27,197 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-12 17:29:27,198 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-12 17:29:27,255 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-12 17:29:27,260 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@6cd4ef21, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-12 17:29:27,260 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-12 17:29:27,264 INFO L276 IsEmpty]: Start isEmpty. Operand has 181 states, 175 states have (on average 1.7542857142857142) internal successors, (307), 176 states have internal predecessors, (307), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2024-10-12 17:29:27,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-10-12 17:29:27,270 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 17:29:27,270 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 17:29:27,272 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 17:29:27,276 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 17:29:27,278 INFO L85 PathProgramCache]: Analyzing trace with hash -1146037776, now seen corresponding path program 1 times [2024-10-12 17:29:27,288 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-12 17:29:27,288 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [172873940] [2024-10-12 17:29:27,288 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 17:29:27,288 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-10-12 17:29:27,288 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-12 17:29:27,309 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-10-12 17:29:27,315 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-10-12 17:29:28,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 17:29:28,216 INFO L255 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-10-12 17:29:28,220 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-12 17:29:28,232 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 17:29:28,233 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-12 17:29:28,233 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-12 17:29:28,233 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [172873940] [2024-10-12 17:29:28,234 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [172873940] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 17:29:28,234 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 17:29:28,234 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-12 17:29:28,235 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2137079364] [2024-10-12 17:29:28,236 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 17:29:28,239 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-10-12 17:29:28,239 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-12 17:29:28,255 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-12 17:29:28,255 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-12 17:29:28,258 INFO L87 Difference]: Start difference. First operand has 181 states, 175 states have (on average 1.7542857142857142) internal successors, (307), 176 states have internal predecessors, (307), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand has 2 states, 2 states have (on average 5.5) internal successors, (11), 2 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 17:29:28,440 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 17:29:28,440 INFO L93 Difference]: Finished difference Result 360 states and 626 transitions. [2024-10-12 17:29:28,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-12 17:29:28,443 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 5.5) internal successors, (11), 2 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 11 [2024-10-12 17:29:28,443 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-12 17:29:28,449 INFO L225 Difference]: With dead ends: 360 [2024-10-12 17:29:28,449 INFO L226 Difference]: Without dead ends: 178 [2024-10-12 17:29:28,451 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-12 17:29:28,453 INFO L432 NwaCegarLoop]: 234 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 234 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-12 17:29:28,454 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 234 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-12 17:29:28,466 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 178 states. [2024-10-12 17:29:28,483 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 178 to 178. [2024-10-12 17:29:28,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 178 states, 173 states have (on average 1.329479768786127) internal successors, (230), 173 states have internal predecessors, (230), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2024-10-12 17:29:28,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 178 states and 236 transitions. [2024-10-12 17:29:28,486 INFO L78 Accepts]: Start accepts. Automaton has 178 states and 236 transitions. Word has length 11 [2024-10-12 17:29:28,486 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-12 17:29:28,487 INFO L471 AbstractCegarLoop]: Abstraction has 178 states and 236 transitions. [2024-10-12 17:29:28,487 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 5.5) internal successors, (11), 2 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 17:29:28,487 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 236 transitions. [2024-10-12 17:29:28,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-10-12 17:29:28,491 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 17:29:28,491 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 17:29:28,517 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-10-12 17:29:28,695 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-10-12 17:29:28,696 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 17:29:28,696 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 17:29:28,697 INFO L85 PathProgramCache]: Analyzing trace with hash -1911362739, now seen corresponding path program 1 times [2024-10-12 17:29:28,697 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-12 17:29:28,697 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [567973732] [2024-10-12 17:29:28,697 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 17:29:28,697 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-10-12 17:29:28,698 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-12 17:29:28,700 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-10-12 17:29:28,700 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-10-12 17:29:29,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 17:29:29,454 INFO L255 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-10-12 17:29:29,456 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-12 17:29:30,502 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 17:29:30,502 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-12 17:29:30,502 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-12 17:29:30,502 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [567973732] [2024-10-12 17:29:30,502 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [567973732] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 17:29:30,503 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 17:29:30,503 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-12 17:29:30,503 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1136654911] [2024-10-12 17:29:30,503 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 17:29:30,504 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-12 17:29:30,504 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-12 17:29:30,504 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-12 17:29:30,504 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-12 17:29:30,504 INFO L87 Difference]: Start difference. First operand 178 states and 236 transitions. Second operand has 5 states, 5 states have (on average 2.8) internal successors, (14), 5 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 17:29:39,318 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-10-12 17:29:43,323 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-10-12 17:29:47,327 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-10-12 17:29:47,455 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 17:29:47,455 INFO L93 Difference]: Finished difference Result 194 states and 254 transitions. [2024-10-12 17:29:47,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-12 17:29:47,456 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 2.8) internal successors, (14), 5 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 14 [2024-10-12 17:29:47,456 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-12 17:29:47,458 INFO L225 Difference]: With dead ends: 194 [2024-10-12 17:29:47,458 INFO L226 Difference]: Without dead ends: 183 [2024-10-12 17:29:47,459 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2024-10-12 17:29:47,460 INFO L432 NwaCegarLoop]: 201 mSDtfsCounter, 396 mSDsluCounter, 257 mSDsCounter, 0 mSdLazyCounter, 74 mSolverCounterSat, 2 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 399 SdHoareTripleChecker+Valid, 458 SdHoareTripleChecker+Invalid, 79 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 74 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.3s IncrementalHoareTripleChecker+Time [2024-10-12 17:29:47,460 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [399 Valid, 458 Invalid, 79 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 74 Invalid, 3 Unknown, 0 Unchecked, 16.3s Time] [2024-10-12 17:29:47,462 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 183 states. [2024-10-12 17:29:47,482 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 183 to 178. [2024-10-12 17:29:47,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 178 states, 173 states have (on average 1.3121387283236994) internal successors, (227), 173 states have internal predecessors, (227), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2024-10-12 17:29:47,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 178 states and 233 transitions. [2024-10-12 17:29:47,487 INFO L78 Accepts]: Start accepts. Automaton has 178 states and 233 transitions. Word has length 14 [2024-10-12 17:29:47,487 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-12 17:29:47,487 INFO L471 AbstractCegarLoop]: Abstraction has 178 states and 233 transitions. [2024-10-12 17:29:47,487 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 2.8) internal successors, (14), 5 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 17:29:47,487 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 233 transitions. [2024-10-12 17:29:47,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-10-12 17:29:47,491 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 17:29:47,491 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 17:29:47,526 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2024-10-12 17:29:47,692 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-10-12 17:29:47,693 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 17:29:47,693 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 17:29:47,694 INFO L85 PathProgramCache]: Analyzing trace with hash 1581366674, now seen corresponding path program 1 times [2024-10-12 17:29:47,695 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-12 17:29:47,695 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2042986921] [2024-10-12 17:29:47,695 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 17:29:47,695 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-10-12 17:29:47,695 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-12 17:29:47,699 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-10-12 17:29:47,700 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2024-10-12 17:29:48,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 17:29:48,765 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-10-12 17:29:48,770 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-12 17:29:49,335 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-10-12 17:29:49,378 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 18 [2024-10-12 17:29:49,797 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-10-12 17:29:49,842 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 15 [2024-10-12 17:29:51,031 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 17:29:51,031 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-12 17:29:51,031 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-12 17:29:51,031 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2042986921] [2024-10-12 17:29:51,031 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2042986921] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 17:29:51,032 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 17:29:51,032 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-12 17:29:51,032 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [531445913] [2024-10-12 17:29:51,032 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 17:29:51,032 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-12 17:29:51,032 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-12 17:29:51,033 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-12 17:29:51,033 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-10-12 17:29:51,033 INFO L87 Difference]: Start difference. First operand 178 states and 233 transitions. Second operand has 7 states, 7 states have (on average 2.2857142857142856) internal successors, (16), 6 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 17:29:57,908 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 17:29:57,908 INFO L93 Difference]: Finished difference Result 231 states and 305 transitions. [2024-10-12 17:29:57,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-12 17:29:57,914 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 2.2857142857142856) internal successors, (16), 6 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2024-10-12 17:29:57,914 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-12 17:29:57,915 INFO L225 Difference]: With dead ends: 231 [2024-10-12 17:29:57,915 INFO L226 Difference]: Without dead ends: 63 [2024-10-12 17:29:57,916 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 4.0s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2024-10-12 17:29:57,917 INFO L432 NwaCegarLoop]: 49 mSDtfsCounter, 125 mSDsluCounter, 165 mSDsCounter, 0 mSdLazyCounter, 109 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 125 SdHoareTripleChecker+Valid, 214 SdHoareTripleChecker+Invalid, 113 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 109 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.0s IncrementalHoareTripleChecker+Time [2024-10-12 17:29:57,917 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [125 Valid, 214 Invalid, 113 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 109 Invalid, 0 Unknown, 0 Unchecked, 4.0s Time] [2024-10-12 17:29:57,918 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63 states. [2024-10-12 17:29:57,921 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63 to 58. [2024-10-12 17:29:57,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 58 states, 57 states have (on average 1.2982456140350878) internal successors, (74), 57 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 17:29:57,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 58 states and 74 transitions. [2024-10-12 17:29:57,922 INFO L78 Accepts]: Start accepts. Automaton has 58 states and 74 transitions. Word has length 16 [2024-10-12 17:29:57,923 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-12 17:29:57,923 INFO L471 AbstractCegarLoop]: Abstraction has 58 states and 74 transitions. [2024-10-12 17:29:57,923 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 2.2857142857142856) internal successors, (16), 6 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 17:29:57,923 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 74 transitions. [2024-10-12 17:29:57,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-10-12 17:29:57,923 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 17:29:57,923 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 17:29:57,954 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2024-10-12 17:29:58,124 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-10-12 17:29:58,125 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 17:29:58,125 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 17:29:58,126 INFO L85 PathProgramCache]: Analyzing trace with hash -1473904984, now seen corresponding path program 1 times [2024-10-12 17:29:58,126 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-12 17:29:58,126 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [787260821] [2024-10-12 17:29:58,126 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 17:29:58,126 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-10-12 17:29:58,126 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-12 17:29:58,127 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-10-12 17:29:58,132 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2024-10-12 17:29:58,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 17:29:58,898 INFO L255 TraceCheckSpWp]: Trace formula consists of 132 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-10-12 17:29:58,900 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-12 17:30:00,178 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 17:30:00,178 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-12 17:30:00,178 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-12 17:30:00,178 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [787260821] [2024-10-12 17:30:00,178 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [787260821] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 17:30:00,178 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 17:30:00,178 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-12 17:30:00,178 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1668012045] [2024-10-12 17:30:00,178 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 17:30:00,179 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-12 17:30:00,179 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-12 17:30:00,179 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-12 17:30:00,179 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-10-12 17:30:00,179 INFO L87 Difference]: Start difference. First operand 58 states and 74 transitions. Second operand has 6 states, 6 states have (on average 3.0) internal successors, (18), 5 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 17:30:02,340 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 17:30:02,340 INFO L93 Difference]: Finished difference Result 68 states and 83 transitions. [2024-10-12 17:30:02,343 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-12 17:30:02,343 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 3.0) internal successors, (18), 5 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 18 [2024-10-12 17:30:02,343 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-12 17:30:02,344 INFO L225 Difference]: With dead ends: 68 [2024-10-12 17:30:02,344 INFO L226 Difference]: Without dead ends: 61 [2024-10-12 17:30:02,344 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2024-10-12 17:30:02,345 INFO L432 NwaCegarLoop]: 57 mSDtfsCounter, 104 mSDsluCounter, 139 mSDsCounter, 0 mSdLazyCounter, 59 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 104 SdHoareTripleChecker+Valid, 196 SdHoareTripleChecker+Invalid, 60 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 59 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-10-12 17:30:02,345 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [104 Valid, 196 Invalid, 60 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 59 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-10-12 17:30:02,345 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 61 states. [2024-10-12 17:30:02,354 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 61 to 58. [2024-10-12 17:30:02,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 58 states, 57 states have (on average 1.263157894736842) internal successors, (72), 57 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 17:30:02,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 58 states and 72 transitions. [2024-10-12 17:30:02,355 INFO L78 Accepts]: Start accepts. Automaton has 58 states and 72 transitions. Word has length 18 [2024-10-12 17:30:02,355 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-12 17:30:02,355 INFO L471 AbstractCegarLoop]: Abstraction has 58 states and 72 transitions. [2024-10-12 17:30:02,355 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 3.0) internal successors, (18), 5 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 17:30:02,355 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 72 transitions. [2024-10-12 17:30:02,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-10-12 17:30:02,356 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 17:30:02,356 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 17:30:02,385 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Ended with exit code 0 [2024-10-12 17:30:02,560 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-10-12 17:30:02,561 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 17:30:02,561 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 17:30:02,561 INFO L85 PathProgramCache]: Analyzing trace with hash -205598023, now seen corresponding path program 1 times [2024-10-12 17:30:02,562 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-12 17:30:02,562 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [454089685] [2024-10-12 17:30:02,562 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 17:30:02,562 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-10-12 17:30:02,562 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-12 17:30:02,563 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-10-12 17:30:02,572 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2024-10-12 17:30:03,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 17:30:03,377 INFO L255 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-10-12 17:30:03,379 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-12 17:30:04,843 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-10-12 17:30:04,885 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 26 [2024-10-12 17:30:05,526 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 17:30:05,526 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-12 17:30:05,526 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-12 17:30:05,526 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [454089685] [2024-10-12 17:30:05,526 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [454089685] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 17:30:05,526 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 17:30:05,526 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-10-12 17:30:05,526 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [197671397] [2024-10-12 17:30:05,526 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 17:30:05,527 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-10-12 17:30:05,527 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-12 17:30:05,527 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-12 17:30:05,527 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-10-12 17:30:05,527 INFO L87 Difference]: Start difference. First operand 58 states and 72 transitions. Second operand has 8 states, 8 states have (on average 2.375) internal successors, (19), 7 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 17:30:08,529 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 17:30:08,529 INFO L93 Difference]: Finished difference Result 66 states and 79 transitions. [2024-10-12 17:30:08,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-12 17:30:08,533 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 2.375) internal successors, (19), 7 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 19 [2024-10-12 17:30:08,533 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-12 17:30:08,534 INFO L225 Difference]: With dead ends: 66 [2024-10-12 17:30:08,534 INFO L226 Difference]: Without dead ends: 58 [2024-10-12 17:30:08,534 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-10-12 17:30:08,535 INFO L432 NwaCegarLoop]: 61 mSDtfsCounter, 19 mSDsluCounter, 326 mSDsCounter, 0 mSdLazyCounter, 92 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 19 SdHoareTripleChecker+Valid, 387 SdHoareTripleChecker+Invalid, 93 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 92 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2024-10-12 17:30:08,538 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [19 Valid, 387 Invalid, 93 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 92 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2024-10-12 17:30:08,539 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58 states. [2024-10-12 17:30:08,546 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58 to 57. [2024-10-12 17:30:08,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 57 states, 56 states have (on average 1.2321428571428572) internal successors, (69), 56 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 17:30:08,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 57 states and 69 transitions. [2024-10-12 17:30:08,549 INFO L78 Accepts]: Start accepts. Automaton has 57 states and 69 transitions. Word has length 19 [2024-10-12 17:30:08,549 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-12 17:30:08,549 INFO L471 AbstractCegarLoop]: Abstraction has 57 states and 69 transitions. [2024-10-12 17:30:08,549 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 2.375) internal successors, (19), 7 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 17:30:08,549 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 69 transitions. [2024-10-12 17:30:08,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-10-12 17:30:08,550 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 17:30:08,550 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 17:30:08,580 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Ended with exit code 0 [2024-10-12 17:30:08,753 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-10-12 17:30:08,754 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 17:30:08,754 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 17:30:08,754 INFO L85 PathProgramCache]: Analyzing trace with hash -1756646259, now seen corresponding path program 1 times [2024-10-12 17:30:08,754 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-12 17:30:08,754 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [260760400] [2024-10-12 17:30:08,754 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 17:30:08,755 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-10-12 17:30:08,755 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-12 17:30:08,758 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-10-12 17:30:08,759 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2024-10-12 17:30:09,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 17:30:09,638 INFO L255 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-10-12 17:30:09,640 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-12 17:30:12,920 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 17:30:12,920 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-12 17:30:12,920 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-12 17:30:12,920 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [260760400] [2024-10-12 17:30:12,920 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [260760400] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 17:30:12,920 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 17:30:12,920 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-10-12 17:30:12,921 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1854707165] [2024-10-12 17:30:12,921 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 17:30:12,921 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-10-12 17:30:12,921 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-12 17:30:12,921 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-10-12 17:30:12,921 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2024-10-12 17:30:12,921 INFO L87 Difference]: Start difference. First operand 57 states and 69 transitions. Second operand has 10 states, 10 states have (on average 1.9) internal successors, (19), 10 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 17:30:15,539 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 17:30:15,539 INFO L93 Difference]: Finished difference Result 65 states and 76 transitions. [2024-10-12 17:30:15,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-12 17:30:15,540 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 1.9) internal successors, (19), 10 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 19 [2024-10-12 17:30:15,540 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-12 17:30:15,540 INFO L225 Difference]: With dead ends: 65 [2024-10-12 17:30:15,540 INFO L226 Difference]: Without dead ends: 56 [2024-10-12 17:30:15,540 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2024-10-12 17:30:15,541 INFO L432 NwaCegarLoop]: 52 mSDtfsCounter, 99 mSDsluCounter, 255 mSDsCounter, 0 mSdLazyCounter, 122 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 99 SdHoareTripleChecker+Valid, 307 SdHoareTripleChecker+Invalid, 122 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 122 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2024-10-12 17:30:15,541 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [99 Valid, 307 Invalid, 122 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 122 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2024-10-12 17:30:15,542 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 56 states. [2024-10-12 17:30:15,545 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 56 to 55. [2024-10-12 17:30:15,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 55 states, 54 states have (on average 1.2222222222222223) internal successors, (66), 54 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 17:30:15,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 66 transitions. [2024-10-12 17:30:15,545 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 66 transitions. Word has length 19 [2024-10-12 17:30:15,545 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-12 17:30:15,546 INFO L471 AbstractCegarLoop]: Abstraction has 55 states and 66 transitions. [2024-10-12 17:30:15,546 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 1.9) internal successors, (19), 10 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 17:30:15,546 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 66 transitions. [2024-10-12 17:30:15,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-10-12 17:30:15,546 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 17:30:15,546 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 17:30:15,579 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Ended with exit code 0 [2024-10-12 17:30:15,750 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-10-12 17:30:15,751 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 17:30:15,751 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 17:30:15,751 INFO L85 PathProgramCache]: Analyzing trace with hash -972670376, now seen corresponding path program 1 times [2024-10-12 17:30:15,752 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-12 17:30:15,752 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1441805360] [2024-10-12 17:30:15,752 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 17:30:15,752 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-10-12 17:30:15,752 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-12 17:30:15,755 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-10-12 17:30:15,756 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2024-10-12 17:30:16,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 17:30:16,688 INFO L255 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-10-12 17:30:16,692 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-12 17:30:19,826 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 17:30:19,826 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-12 17:30:19,826 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-12 17:30:19,826 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1441805360] [2024-10-12 17:30:19,826 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1441805360] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 17:30:19,826 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 17:30:19,826 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-10-12 17:30:19,826 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1683171677] [2024-10-12 17:30:19,827 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 17:30:19,827 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-10-12 17:30:19,827 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-12 17:30:19,827 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-10-12 17:30:19,827 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2024-10-12 17:30:19,827 INFO L87 Difference]: Start difference. First operand 55 states and 66 transitions. Second operand has 10 states, 10 states have (on average 2.6) internal successors, (26), 9 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 17:30:23,877 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 17:30:23,877 INFO L93 Difference]: Finished difference Result 65 states and 75 transitions. [2024-10-12 17:30:23,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-12 17:30:23,878 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 2.6) internal successors, (26), 9 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 26 [2024-10-12 17:30:23,878 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-12 17:30:23,879 INFO L225 Difference]: With dead ends: 65 [2024-10-12 17:30:23,879 INFO L226 Difference]: Without dead ends: 57 [2024-10-12 17:30:23,879 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2024-10-12 17:30:23,880 INFO L432 NwaCegarLoop]: 51 mSDtfsCounter, 40 mSDsluCounter, 352 mSDsCounter, 0 mSdLazyCounter, 151 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 40 SdHoareTripleChecker+Valid, 403 SdHoareTripleChecker+Invalid, 152 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 151 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.8s IncrementalHoareTripleChecker+Time [2024-10-12 17:30:23,880 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [40 Valid, 403 Invalid, 152 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 151 Invalid, 0 Unknown, 0 Unchecked, 3.8s Time] [2024-10-12 17:30:23,882 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2024-10-12 17:30:23,889 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 55. [2024-10-12 17:30:23,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 55 states, 54 states have (on average 1.1851851851851851) internal successors, (64), 54 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 17:30:23,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 64 transitions. [2024-10-12 17:30:23,893 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 64 transitions. Word has length 26 [2024-10-12 17:30:23,893 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-12 17:30:23,893 INFO L471 AbstractCegarLoop]: Abstraction has 55 states and 64 transitions. [2024-10-12 17:30:23,893 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 2.6) internal successors, (26), 9 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 17:30:23,893 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 64 transitions. [2024-10-12 17:30:23,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-10-12 17:30:23,893 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 17:30:23,893 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 17:30:23,926 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2024-10-12 17:30:24,094 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-10-12 17:30:24,094 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 17:30:24,095 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 17:30:24,095 INFO L85 PathProgramCache]: Analyzing trace with hash 927342483, now seen corresponding path program 1 times [2024-10-12 17:30:24,095 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-12 17:30:24,095 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2108820720] [2024-10-12 17:30:24,095 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 17:30:24,095 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-10-12 17:30:24,095 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-12 17:30:24,098 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-10-12 17:30:24,101 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2024-10-12 17:30:25,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 17:30:25,160 INFO L255 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-10-12 17:30:25,163 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-12 17:30:26,687 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 17:30:26,687 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-12 17:30:26,687 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-12 17:30:26,687 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2108820720] [2024-10-12 17:30:26,687 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2108820720] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 17:30:26,687 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 17:30:26,688 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-12 17:30:26,688 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1710717947] [2024-10-12 17:30:26,688 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 17:30:26,688 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-12 17:30:26,688 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-12 17:30:26,688 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-12 17:30:26,688 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-10-12 17:30:26,688 INFO L87 Difference]: Start difference. First operand 55 states and 64 transitions. Second operand has 7 states, 7 states have (on average 4.0) internal successors, (28), 6 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)