./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/neural-networks/poly_4_4_4_4_thresh_2_safe.c-amalgamation.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 3061b6dc Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/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 ../sv-benchmarks/c/neural-networks/poly_4_4_4_4_thresh_2_safe.c-amalgamation.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --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 cc9e8ec61ddd555c49014d4229a4f0ef2e5928362903a92e8956f4fd9fb0ba62 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-3061b6d-m [2024-11-18 12:39:08,354 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-18 12:39:08,410 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-18 12:39:08,416 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-18 12:39:08,416 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-18 12:39:08,438 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-18 12:39:08,439 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-18 12:39:08,439 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-18 12:39:08,440 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-18 12:39:08,440 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-18 12:39:08,440 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-18 12:39:08,441 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-18 12:39:08,441 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-18 12:39:08,441 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-18 12:39:08,442 INFO L153 SettingsManager]: * Use SBE=true [2024-11-18 12:39:08,442 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-18 12:39:08,442 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-18 12:39:08,445 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-18 12:39:08,445 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-18 12:39:08,445 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-18 12:39:08,446 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-18 12:39:08,446 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-18 12:39:08,446 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-18 12:39:08,447 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-18 12:39:08,447 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-18 12:39:08,447 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-18 12:39:08,447 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-18 12:39:08,448 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-18 12:39:08,451 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-18 12:39:08,451 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-18 12:39:08,451 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-18 12:39:08,451 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-18 12:39:08,451 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-18 12:39:08,452 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-18 12:39:08,452 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-18 12:39:08,452 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-18 12:39:08,452 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-18 12:39:08,453 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-18 12:39:08,453 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-18 12:39:08,453 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-18 12:39:08,454 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-18 12:39:08,455 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-18 12:39:08,455 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cc9e8ec61ddd555c49014d4229a4f0ef2e5928362903a92e8956f4fd9fb0ba62 [2024-11-18 12:39:08,705 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-18 12:39:08,727 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-18 12:39:08,731 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-18 12:39:08,732 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-18 12:39:08,733 INFO L274 PluginConnector]: CDTParser initialized [2024-11-18 12:39:08,735 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/neural-networks/poly_4_4_4_4_thresh_2_safe.c-amalgamation.i [2024-11-18 12:39:10,038 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-18 12:39:10,307 INFO L384 CDTParser]: Found 1 translation units. [2024-11-18 12:39:10,308 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/neural-networks/poly_4_4_4_4_thresh_2_safe.c-amalgamation.i [2024-11-18 12:39:10,337 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c9004519f/6a9def37ae4442ecaaadbb9df99ed3a4/FLAG267a33f3f [2024-11-18 12:39:10,606 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c9004519f/6a9def37ae4442ecaaadbb9df99ed3a4 [2024-11-18 12:39:10,608 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-18 12:39:10,610 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-18 12:39:10,612 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-18 12:39:10,612 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-18 12:39:10,617 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-18 12:39:10,618 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 12:39:10" (1/1) ... [2024-11-18 12:39:10,620 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17ac34e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:39:10, skipping insertion in model container [2024-11-18 12:39:10,620 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 12:39:10" (1/1) ... [2024-11-18 12:39:10,677 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-18 12:39:11,334 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: fabs at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:627) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:3125) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:255) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1601) 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.visit(CHandler.java:1496) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:253) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.translateInitializer(CHandler.java:3183) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleIASTDeclarator(CHandler.java:3028) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2271) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:144) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1233) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:215) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1165) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1148) 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:388) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1628) 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:3506) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2498) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:640) 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) [2024-11-18 12:39:11,338 INFO L158 Benchmark]: Toolchain (without parser) took 727.43ms. Allocated memory is still 213.9MB. Free memory was 140.0MB in the beginning and 175.4MB in the end (delta: -35.3MB). Peak memory consumption was 20.5MB. Max. memory is 16.1GB. [2024-11-18 12:39:11,338 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 213.9MB. Free memory is still 186.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-18 12:39:11,338 INFO L158 Benchmark]: CACSL2BoogieTranslator took 724.40ms. Allocated memory is still 213.9MB. Free memory was 139.8MB in the beginning and 175.4MB in the end (delta: -35.6MB). Peak memory consumption was 20.5MB. Max. memory is 16.1GB. [2024-11-18 12:39:11,339 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 213.9MB. Free memory is still 186.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 724.40ms. Allocated memory is still 213.9MB. Free memory was 139.8MB in the beginning and 175.4MB in the end (delta: -35.6MB). Peak memory consumption was 20.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: fabs de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: fabs: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:627) 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/11.0.12-open/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 ../sv-benchmarks/c/neural-networks/poly_4_4_4_4_thresh_2_safe.c-amalgamation.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --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 cc9e8ec61ddd555c49014d4229a4f0ef2e5928362903a92e8956f4fd9fb0ba62 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-3061b6d-m [2024-11-18 12:39:13,134 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-18 12:39:13,200 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-18 12:39:13,206 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-18 12:39:13,207 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-18 12:39:13,234 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-18 12:39:13,235 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-18 12:39:13,235 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-18 12:39:13,236 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-18 12:39:13,236 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-18 12:39:13,236 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-18 12:39:13,237 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-18 12:39:13,237 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-18 12:39:13,238 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-18 12:39:13,238 INFO L153 SettingsManager]: * Use SBE=true [2024-11-18 12:39:13,239 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-18 12:39:13,239 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-18 12:39:13,240 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-18 12:39:13,241 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-18 12:39:13,241 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-18 12:39:13,242 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-18 12:39:13,242 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-18 12:39:13,242 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-18 12:39:13,243 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-18 12:39:13,243 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-18 12:39:13,243 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-18 12:39:13,243 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-18 12:39:13,243 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-18 12:39:13,243 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-18 12:39:13,244 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-18 12:39:13,244 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-18 12:39:13,244 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-18 12:39:13,244 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-18 12:39:13,244 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-18 12:39:13,245 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-18 12:39:13,245 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-18 12:39:13,245 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-18 12:39:13,248 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-18 12:39:13,248 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-18 12:39:13,248 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-18 12:39:13,249 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-18 12:39:13,249 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-18 12:39:13,249 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-18 12:39:13,249 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-18 12:39:13,249 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cc9e8ec61ddd555c49014d4229a4f0ef2e5928362903a92e8956f4fd9fb0ba62 [2024-11-18 12:39:13,512 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-18 12:39:13,534 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-18 12:39:13,537 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-18 12:39:13,538 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-18 12:39:13,539 INFO L274 PluginConnector]: CDTParser initialized [2024-11-18 12:39:13,540 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/neural-networks/poly_4_4_4_4_thresh_2_safe.c-amalgamation.i [2024-11-18 12:39:14,951 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-18 12:39:15,276 INFO L384 CDTParser]: Found 1 translation units. [2024-11-18 12:39:15,278 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/neural-networks/poly_4_4_4_4_thresh_2_safe.c-amalgamation.i [2024-11-18 12:39:15,303 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/626dc3501/3c6da4f7857e436e91ec0a092ed5eded/FLAGba89e3e2d [2024-11-18 12:39:15,319 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/626dc3501/3c6da4f7857e436e91ec0a092ed5eded [2024-11-18 12:39:15,321 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-18 12:39:15,322 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-18 12:39:15,324 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-18 12:39:15,324 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-18 12:39:15,329 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-18 12:39:15,329 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 12:39:15" (1/1) ... [2024-11-18 12:39:15,330 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25340045 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:39:15, skipping insertion in model container [2024-11-18 12:39:15,330 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 12:39:15" (1/1) ... [2024-11-18 12:39:15,420 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-18 12:39:16,008 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/neural-networks/poly_4_4_4_4_thresh_2_safe.c-amalgamation.i[71475,71488] [2024-11-18 12:39:16,207 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-18 12:39:16,210 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-18 12:39:16,227 INFO L200 MainTranslator]: Completed pre-run [2024-11-18 12:39:16,262 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/neural-networks/poly_4_4_4_4_thresh_2_safe.c-amalgamation.i[71475,71488] [2024-11-18 12:39:16,367 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-18 12:39:16,583 INFO L204 MainTranslator]: Completed translation [2024-11-18 12:39:16,584 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:39:16 WrapperNode [2024-11-18 12:39:16,584 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-18 12:39:16,585 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-18 12:39:16,585 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-18 12:39:16,586 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-18 12:39:16,591 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:39:16" (1/1) ... [2024-11-18 12:39:16,648 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:39:16" (1/1) ... [2024-11-18 12:39:16,735 INFO L138 Inliner]: procedures = 779, calls = 623, calls flagged for inlining = 16, calls inlined = 16, statements flattened = 1236 [2024-11-18 12:39:16,736 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-18 12:39:16,736 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-18 12:39:16,736 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-18 12:39:16,736 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-18 12:39:16,746 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:39:16" (1/1) ... [2024-11-18 12:39:16,746 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:39:16" (1/1) ... [2024-11-18 12:39:16,760 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:39:16" (1/1) ... [2024-11-18 12:39:16,792 INFO L175 MemorySlicer]: Split 423 memory accesses to 16 slices as follows [2, 7, 118, 2, 117, 19, 85, 2, 4, 4, 44, 6, 4, 3, 4, 2]. 28 percent of accesses are in the largest equivalence class. The 257 initializations are split as follows [2, 7, 88, 2, 26, 17, 73, 0, 0, 1, 40, 0, 1, 0, 0, 0]. The 84 writes are split as follows [0, 0, 0, 0, 69, 0, 4, 1, 2, 0, 0, 3, 0, 2, 2, 1]. [2024-11-18 12:39:16,792 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:39:16" (1/1) ... [2024-11-18 12:39:16,793 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:39:16" (1/1) ... [2024-11-18 12:39:16,848 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:39:16" (1/1) ... [2024-11-18 12:39:16,861 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:39:16" (1/1) ... [2024-11-18 12:39:16,876 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:39:16" (1/1) ... [2024-11-18 12:39:16,888 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:39:16" (1/1) ... [2024-11-18 12:39:16,905 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-18 12:39:16,907 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-18 12:39:16,907 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-18 12:39:16,907 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-18 12:39:16,908 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:39:16" (1/1) ... [2024-11-18 12:39:16,912 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-18 12:39:16,920 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-18 12:39:16,933 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) [2024-11-18 12:39:16,938 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 [2024-11-18 12:39:16,975 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#0 [2024-11-18 12:39:16,975 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#1 [2024-11-18 12:39:16,975 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#2 [2024-11-18 12:39:16,975 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#3 [2024-11-18 12:39:16,976 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#4 [2024-11-18 12:39:16,976 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#5 [2024-11-18 12:39:16,977 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#6 [2024-11-18 12:39:16,977 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#7 [2024-11-18 12:39:16,977 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#8 [2024-11-18 12:39:16,977 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#9 [2024-11-18 12:39:16,977 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#10 [2024-11-18 12:39:16,977 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#11 [2024-11-18 12:39:16,977 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#12 [2024-11-18 12:39:16,977 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#13 [2024-11-18 12:39:16,977 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#14 [2024-11-18 12:39:16,978 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#15 [2024-11-18 12:39:16,978 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#0 [2024-11-18 12:39:16,978 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#1 [2024-11-18 12:39:16,978 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#2 [2024-11-18 12:39:16,978 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#3 [2024-11-18 12:39:16,978 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#4 [2024-11-18 12:39:16,978 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#5 [2024-11-18 12:39:16,979 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#6 [2024-11-18 12:39:16,979 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#7 [2024-11-18 12:39:16,979 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#8 [2024-11-18 12:39:16,979 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#9 [2024-11-18 12:39:16,979 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#10 [2024-11-18 12:39:16,979 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#11 [2024-11-18 12:39:16,980 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#12 [2024-11-18 12:39:16,980 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#13 [2024-11-18 12:39:16,980 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#14 [2024-11-18 12:39:16,980 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#15 [2024-11-18 12:39:16,980 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-18 12:39:16,980 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-18 12:39:16,980 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-18 12:39:16,981 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-11-18 12:39:16,981 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-11-18 12:39:16,981 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2024-11-18 12:39:16,981 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2024-11-18 12:39:16,981 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2024-11-18 12:39:16,981 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2024-11-18 12:39:16,981 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2024-11-18 12:39:16,981 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2024-11-18 12:39:16,981 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2024-11-18 12:39:16,981 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#9 [2024-11-18 12:39:16,981 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#10 [2024-11-18 12:39:16,981 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#11 [2024-11-18 12:39:16,982 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#12 [2024-11-18 12:39:16,982 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#13 [2024-11-18 12:39:16,982 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#14 [2024-11-18 12:39:16,982 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#15 [2024-11-18 12:39:16,982 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-11-18 12:39:16,982 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-11-18 12:39:16,982 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2024-11-18 12:39:16,982 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2024-11-18 12:39:16,982 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2024-11-18 12:39:16,982 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2024-11-18 12:39:16,983 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2024-11-18 12:39:16,983 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2024-11-18 12:39:16,983 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2024-11-18 12:39:16,983 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#9 [2024-11-18 12:39:16,983 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#10 [2024-11-18 12:39:16,983 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#11 [2024-11-18 12:39:16,983 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#12 [2024-11-18 12:39:16,983 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#13 [2024-11-18 12:39:16,984 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#14 [2024-11-18 12:39:16,984 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#15 [2024-11-18 12:39:16,984 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-18 12:39:16,984 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-18 12:39:16,984 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-18 12:39:16,984 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-18 12:39:16,984 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-18 12:39:16,984 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-18 12:39:16,984 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-18 12:39:16,984 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-18 12:39:16,984 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-18 12:39:16,984 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-18 12:39:16,984 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-18 12:39:16,984 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-18 12:39:16,984 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-11-18 12:39:16,984 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-11-18 12:39:16,984 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-11-18 12:39:16,984 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-11-18 12:39:16,984 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-11-18 12:39:16,984 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_idx2sub [2024-11-18 12:39:16,984 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_idx2sub [2024-11-18 12:39:16,985 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_ULONG~TO~VOID [2024-11-18 12:39:16,985 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_ULONG~TO~VOID [2024-11-18 12:39:16,985 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-18 12:39:16,985 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-18 12:39:16,985 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-18 12:39:16,985 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-18 12:39:16,985 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-11-18 12:39:16,985 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-11-18 12:39:16,985 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2024-11-18 12:39:16,985 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#6 [2024-11-18 12:39:16,985 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#7 [2024-11-18 12:39:16,985 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#8 [2024-11-18 12:39:16,985 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#9 [2024-11-18 12:39:16,985 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#10 [2024-11-18 12:39:16,985 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#11 [2024-11-18 12:39:16,985 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#12 [2024-11-18 12:39:16,985 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#13 [2024-11-18 12:39:16,985 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#14 [2024-11-18 12:39:16,985 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#15 [2024-11-18 12:39:16,986 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#0 [2024-11-18 12:39:16,986 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#1 [2024-11-18 12:39:16,986 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#2 [2024-11-18 12:39:16,986 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#3 [2024-11-18 12:39:16,986 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#4 [2024-11-18 12:39:16,986 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#5 [2024-11-18 12:39:16,986 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#6 [2024-11-18 12:39:16,986 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#7 [2024-11-18 12:39:16,986 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#8 [2024-11-18 12:39:16,986 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#9 [2024-11-18 12:39:16,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#10 [2024-11-18 12:39:16,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#11 [2024-11-18 12:39:16,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#12 [2024-11-18 12:39:16,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#13 [2024-11-18 12:39:16,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#14 [2024-11-18 12:39:16,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#15 [2024-11-18 12:39:16,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#0 [2024-11-18 12:39:16,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#1 [2024-11-18 12:39:16,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#2 [2024-11-18 12:39:16,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#3 [2024-11-18 12:39:16,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#4 [2024-11-18 12:39:16,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#5 [2024-11-18 12:39:16,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#6 [2024-11-18 12:39:16,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#7 [2024-11-18 12:39:16,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#8 [2024-11-18 12:39:16,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#9 [2024-11-18 12:39:16,990 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#10 [2024-11-18 12:39:16,990 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#11 [2024-11-18 12:39:16,990 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#12 [2024-11-18 12:39:16,990 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#13 [2024-11-18 12:39:16,990 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#14 [2024-11-18 12:39:16,991 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#15 [2024-11-18 12:39:16,991 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0 [2024-11-18 12:39:16,991 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#1 [2024-11-18 12:39:16,991 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#2 [2024-11-18 12:39:16,991 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#3 [2024-11-18 12:39:16,991 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#4 [2024-11-18 12:39:16,991 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#5 [2024-11-18 12:39:16,991 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#6 [2024-11-18 12:39:16,992 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#7 [2024-11-18 12:39:16,993 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#8 [2024-11-18 12:39:16,993 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#9 [2024-11-18 12:39:16,993 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#10 [2024-11-18 12:39:16,993 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#11 [2024-11-18 12:39:16,993 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#12 [2024-11-18 12:39:16,993 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#13 [2024-11-18 12:39:16,993 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#14 [2024-11-18 12:39:16,993 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#15 [2024-11-18 12:39:16,993 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_dense [2024-11-18 12:39:16,993 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_dense [2024-11-18 12:39:16,993 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#0 [2024-11-18 12:39:16,993 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#1 [2024-11-18 12:39:16,993 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#2 [2024-11-18 12:39:16,993 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#3 [2024-11-18 12:39:16,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#4 [2024-11-18 12:39:16,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#5 [2024-11-18 12:39:16,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#6 [2024-11-18 12:39:16,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#7 [2024-11-18 12:39:16,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#8 [2024-11-18 12:39:16,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#9 [2024-11-18 12:39:16,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#10 [2024-11-18 12:39:16,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#11 [2024-11-18 12:39:16,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#12 [2024-11-18 12:39:16,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#13 [2024-11-18 12:39:16,996 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#14 [2024-11-18 12:39:16,996 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#15 [2024-11-18 12:39:16,996 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#0 [2024-11-18 12:39:16,996 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#1 [2024-11-18 12:39:16,996 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#2 [2024-11-18 12:39:16,996 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#3 [2024-11-18 12:39:16,996 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#4 [2024-11-18 12:39:16,996 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#5 [2024-11-18 12:39:16,996 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#6 [2024-11-18 12:39:16,996 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#7 [2024-11-18 12:39:16,996 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#8 [2024-11-18 12:39:16,997 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#9 [2024-11-18 12:39:16,997 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#10 [2024-11-18 12:39:16,997 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#11 [2024-11-18 12:39:16,997 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#12 [2024-11-18 12:39:16,997 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#13 [2024-11-18 12:39:16,997 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#14 [2024-11-18 12:39:16,997 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#15 [2024-11-18 12:39:16,997 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-18 12:39:16,997 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-18 12:39:16,997 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-18 12:39:16,997 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-18 12:39:16,997 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-18 12:39:16,997 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-18 12:39:16,997 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-18 12:39:16,997 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-18 12:39:16,997 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-11-18 12:39:16,997 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-11-18 12:39:16,997 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-11-18 12:39:16,997 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-11-18 12:39:16,997 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-11-18 12:39:16,997 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2024-11-18 12:39:16,998 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2024-11-18 12:39:16,998 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2024-11-18 12:39:16,998 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_sub2idx [2024-11-18 12:39:16,998 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_sub2idx [2024-11-18 12:39:17,372 INFO L238 CfgBuilder]: Building ICFG [2024-11-18 12:39:17,374 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-18 12:39:33,558 INFO L? ?]: Removed 292 outVars from TransFormulas that were not future-live. [2024-11-18 12:39:33,558 INFO L287 CfgBuilder]: Performing block encoding [2024-11-18 12:39:33,575 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-18 12:39:33,576 INFO L316 CfgBuilder]: Removed 44 assume(true) statements. [2024-11-18 12:39:33,577 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 12:39:33 BoogieIcfgContainer [2024-11-18 12:39:33,577 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-18 12:39:33,579 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-18 12:39:33,579 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-18 12:39:33,582 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-18 12:39:33,582 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 12:39:15" (1/3) ... [2024-11-18 12:39:33,582 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3258cf24 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 12:39:33, skipping insertion in model container [2024-11-18 12:39:33,582 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:39:16" (2/3) ... [2024-11-18 12:39:33,583 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3258cf24 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 12:39:33, skipping insertion in model container [2024-11-18 12:39:33,583 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 12:39:33" (3/3) ... [2024-11-18 12:39:33,584 INFO L112 eAbstractionObserver]: Analyzing ICFG poly_4_4_4_4_thresh_2_safe.c-amalgamation.i [2024-11-18 12:39:33,595 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-18 12:39:33,595 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-18 12:39:33,648 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-18 12:39:33,653 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;@1ce2908a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-18 12:39:33,653 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-18 12:39:33,657 INFO L276 IsEmpty]: Start isEmpty. Operand has 220 states, 200 states have (on average 1.555) internal successors, (311), 201 states have internal predecessors, (311), 13 states have call successors, (13), 5 states have call predecessors, (13), 5 states have return successors, (13), 13 states have call predecessors, (13), 13 states have call successors, (13) [2024-11-18 12:39:33,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2024-11-18 12:39:33,681 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 12:39:33,682 INFO L215 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 12:39:33,682 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 12:39:33,686 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 12:39:33,687 INFO L85 PathProgramCache]: Analyzing trace with hash 1278919913, now seen corresponding path program 1 times [2024-11-18 12:39:33,701 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-18 12:39:33,701 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1444558435] [2024-11-18 12:39:33,702 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 12:39:33,702 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 [2024-11-18 12:39:33,702 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-18 12:39:33,704 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) [2024-11-18 12:39:33,705 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 [2024-11-18 12:39:35,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 12:39:35,849 INFO L255 TraceCheckSpWp]: Trace formula consists of 2064 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-18 12:39:35,860 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 12:39:35,893 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2024-11-18 12:39:35,893 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-18 12:39:35,894 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-18 12:39:35,894 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1444558435] [2024-11-18 12:39:35,894 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1444558435] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 12:39:35,894 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 12:39:35,894 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-18 12:39:35,899 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2125999837] [2024-11-18 12:39:35,900 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 12:39:35,907 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-18 12:39:35,907 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-18 12:39:35,953 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-18 12:39:35,954 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-18 12:39:35,962 INFO L87 Difference]: Start difference. First operand has 220 states, 200 states have (on average 1.555) internal successors, (311), 201 states have internal predecessors, (311), 13 states have call successors, (13), 5 states have call predecessors, (13), 5 states have return successors, (13), 13 states have call predecessors, (13), 13 states have call successors, (13) Second operand has 2 states, 2 states have (on average 13.5) internal successors, (27), 2 states have internal predecessors, (27), 1 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2024-11-18 12:39:36,073 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 12:39:36,077 INFO L93 Difference]: Finished difference Result 437 states and 681 transitions. [2024-11-18 12:39:36,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-18 12:39:36,079 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 13.5) internal successors, (27), 2 states have internal predecessors, (27), 1 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) Word has length 133 [2024-11-18 12:39:36,080 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 12:39:36,098 INFO L225 Difference]: With dead ends: 437 [2024-11-18 12:39:36,099 INFO L226 Difference]: Without dead ends: 216 [2024-11-18 12:39:36,105 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 132 GetRequests, 132 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-18 12:39:36,108 INFO L432 NwaCegarLoop]: 291 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 291 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-18 12:39:36,109 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 291 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-18 12:39:36,123 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 216 states. [2024-11-18 12:39:36,144 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 216 to 216. [2024-11-18 12:39:36,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 216 states, 197 states have (on average 1.3248730964467006) internal successors, (261), 197 states have internal predecessors, (261), 13 states have call successors, (13), 5 states have call predecessors, (13), 5 states have return successors, (13), 13 states have call predecessors, (13), 13 states have call successors, (13) [2024-11-18 12:39:36,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 216 states and 287 transitions. [2024-11-18 12:39:36,154 INFO L78 Accepts]: Start accepts. Automaton has 216 states and 287 transitions. Word has length 133 [2024-11-18 12:39:36,156 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 12:39:36,157 INFO L471 AbstractCegarLoop]: Abstraction has 216 states and 287 transitions. [2024-11-18 12:39:36,157 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 13.5) internal successors, (27), 2 states have internal predecessors, (27), 1 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2024-11-18 12:39:36,157 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 287 transitions. [2024-11-18 12:39:36,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2024-11-18 12:39:36,165 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 12:39:36,165 INFO L215 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 12:39:36,204 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 (2)] Forceful destruction successful, exit code 0 [2024-11-18 12:39:36,369 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 [2024-11-18 12:39:36,370 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 12:39:36,370 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 12:39:36,371 INFO L85 PathProgramCache]: Analyzing trace with hash 734047339, now seen corresponding path program 1 times [2024-11-18 12:39:36,379 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-18 12:39:36,379 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [953755208] [2024-11-18 12:39:36,379 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 12:39:36,379 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 [2024-11-18 12:39:36,379 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-18 12:39:36,385 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) [2024-11-18 12:39:36,386 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 [2024-11-18 12:39:40,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 12:39:40,156 INFO L255 TraceCheckSpWp]: Trace formula consists of 2065 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-18 12:39:40,164 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 12:39:42,115 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-18 12:39:42,116 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-18 12:39:42,116 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-18 12:39:42,116 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [953755208] [2024-11-18 12:39:42,116 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [953755208] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 12:39:42,117 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 12:39:42,117 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-18 12:39:42,117 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1423674378] [2024-11-18 12:39:42,117 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 12:39:42,118 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-18 12:39:42,119 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-18 12:39:42,119 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-18 12:39:42,119 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2024-11-18 12:39:42,120 INFO L87 Difference]: Start difference. First operand 216 states and 287 transitions. Second operand has 9 states, 8 states have (on average 5.75) internal successors, (46), 8 states have internal predecessors, (46), 3 states have call successors, (9), 3 states have call predecessors, (9), 3 states have return successors, (9), 2 states have call predecessors, (9), 3 states have call successors, (9) [2024-11-18 12:39:46,267 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-18 12:39:50,276 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-18 12:39:54,282 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-18 12:39:58,292 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-18 12:40:02,342 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-18 12:40:08,928 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.21s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-18 12:40:08,962 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 12:40:08,962 INFO L93 Difference]: Finished difference Result 444 states and 594 transitions. [2024-11-18 12:40:08,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-18 12:40:08,963 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 5.75) internal successors, (46), 8 states have internal predecessors, (46), 3 states have call successors, (9), 3 states have call predecessors, (9), 3 states have return successors, (9), 2 states have call predecessors, (9), 3 states have call successors, (9) Word has length 133 [2024-11-18 12:40:08,964 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 12:40:08,969 INFO L225 Difference]: With dead ends: 444 [2024-11-18 12:40:08,970 INFO L226 Difference]: Without dead ends: 233 [2024-11-18 12:40:08,971 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 136 GetRequests, 122 SyntacticMatches, 3 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=46, Invalid=110, Unknown=0, NotChecked=0, Total=156 [2024-11-18 12:40:08,976 INFO L432 NwaCegarLoop]: 263 mSDtfsCounter, 292 mSDsluCounter, 1213 mSDsCounter, 0 mSdLazyCounter, 227 mSolverCounterSat, 19 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 26.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 292 SdHoareTripleChecker+Valid, 1476 SdHoareTripleChecker+Invalid, 251 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 227 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 26.3s IncrementalHoareTripleChecker+Time [2024-11-18 12:40:08,977 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [292 Valid, 1476 Invalid, 251 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 227 Invalid, 5 Unknown, 0 Unchecked, 26.3s Time] [2024-11-18 12:40:08,978 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 233 states. [2024-11-18 12:40:08,998 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 233 to 233. [2024-11-18 12:40:08,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 233 states, 211 states have (on average 1.3175355450236967) internal successors, (278), 212 states have internal predecessors, (278), 15 states have call successors, (15), 5 states have call predecessors, (15), 6 states have return successors, (19), 15 states have call predecessors, (19), 15 states have call successors, (19) [2024-11-18 12:40:09,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 233 states and 312 transitions. [2024-11-18 12:40:09,002 INFO L78 Accepts]: Start accepts. Automaton has 233 states and 312 transitions. Word has length 133 [2024-11-18 12:40:09,002 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 12:40:09,003 INFO L471 AbstractCegarLoop]: Abstraction has 233 states and 312 transitions. [2024-11-18 12:40:09,003 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 5.75) internal successors, (46), 8 states have internal predecessors, (46), 3 states have call successors, (9), 3 states have call predecessors, (9), 3 states have return successors, (9), 2 states have call predecessors, (9), 3 states have call successors, (9) [2024-11-18 12:40:09,003 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 312 transitions. [2024-11-18 12:40:09,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2024-11-18 12:40:09,005 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 12:40:09,005 INFO L215 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 12:40:09,058 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 [2024-11-18 12:40:09,209 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 [2024-11-18 12:40:09,210 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 12:40:09,210 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 12:40:09,210 INFO L85 PathProgramCache]: Analyzing trace with hash 304389033, now seen corresponding path program 1 times [2024-11-18 12:40:09,211 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-18 12:40:09,211 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1176530118] [2024-11-18 12:40:09,211 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 12:40:09,211 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 [2024-11-18 12:40:09,212 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-18 12:40:09,213 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) [2024-11-18 12:40:09,213 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 [2024-11-18 12:40:12,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 12:40:12,422 INFO L255 TraceCheckSpWp]: Trace formula consists of 2065 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-18 12:40:12,427 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 12:40:14,200 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-18 12:40:14,201 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-18 12:40:14,201 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-18 12:40:14,201 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1176530118] [2024-11-18 12:40:14,201 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1176530118] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 12:40:14,201 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 12:40:14,202 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-18 12:40:14,202 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [918701795] [2024-11-18 12:40:14,202 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 12:40:14,202 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-18 12:40:14,202 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-18 12:40:14,203 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-18 12:40:14,203 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2024-11-18 12:40:14,203 INFO L87 Difference]: Start difference. First operand 233 states and 312 transitions. Second operand has 11 states, 9 states have (on average 5.111111111111111) internal successors, (46), 10 states have internal predecessors, (46), 4 states have call successors, (9), 3 states have call predecessors, (9), 4 states have return successors, (9), 2 states have call predecessors, (9), 4 states have call successors, (9) [2024-11-18 12:40:18,349 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-18 12:40:22,355 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-18 12:40:26,362 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-18 12:40:30,367 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-18 12:40:34,375 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-18 12:40:38,380 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-18 12:40:42,383 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-18 12:40:46,833 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0]