./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/float_req_bl_0877.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e2fb8bed Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/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_1.6.800.v20240513-1750.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/float-newlib/float_req_bl_0877.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 74f76bdf71c3738c233d01eb08ce8b58505d670fc4e3160975d2636af9c8c625 --- Real Ultimate output --- This is Ultimate 0.3.0-?-e2fb8be-m [2025-03-08 03:11:17,706 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-08 03:11:17,761 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2025-03-08 03:11:17,765 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-08 03:11:17,768 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-08 03:11:17,787 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-08 03:11:17,788 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-08 03:11:17,788 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-08 03:11:17,789 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-08 03:11:17,789 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-08 03:11:17,789 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-08 03:11:17,789 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-08 03:11:17,789 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-08 03:11:17,790 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-08 03:11:17,790 INFO L153 SettingsManager]: * Use SBE=true [2025-03-08 03:11:17,790 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-08 03:11:17,790 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-08 03:11:17,790 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-08 03:11:17,790 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-08 03:11:17,791 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-08 03:11:17,791 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-08 03:11:17,791 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-08 03:11:17,791 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-08 03:11:17,791 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-08 03:11:17,791 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-08 03:11:17,791 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-08 03:11:17,791 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-08 03:11:17,791 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-08 03:11:17,791 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-08 03:11:17,792 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-08 03:11:17,792 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-08 03:11:17,792 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-08 03:11:17,792 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-08 03:11:17,792 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-08 03:11:17,792 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-08 03:11:17,792 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-08 03:11:17,792 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-08 03:11:17,792 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-08 03:11:17,792 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-08 03:11:17,792 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-08 03:11:17,792 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-08 03:11:17,792 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-08 03:11:17,792 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-08 03:11:17,792 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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 -> 74f76bdf71c3738c233d01eb08ce8b58505d670fc4e3160975d2636af9c8c625 [2025-03-08 03:11:18,009 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-08 03:11:18,017 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-08 03:11:18,020 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-08 03:11:18,021 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-08 03:11:18,021 INFO L274 PluginConnector]: CDTParser initialized [2025-03-08 03:11:18,022 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0877.c [2025-03-08 03:11:19,192 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b8042ad3e/357dfaa5cefa485087e384dd207bf791/FLAGc1be26d60 [2025-03-08 03:11:19,461 INFO L384 CDTParser]: Found 1 translation units. [2025-03-08 03:11:19,466 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0877.c [2025-03-08 03:11:19,477 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b8042ad3e/357dfaa5cefa485087e384dd207bf791/FLAGc1be26d60 [2025-03-08 03:11:19,758 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b8042ad3e/357dfaa5cefa485087e384dd207bf791 [2025-03-08 03:11:19,760 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-08 03:11:19,760 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-08 03:11:19,761 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-08 03:11:19,761 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-08 03:11:19,764 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-08 03:11:19,765 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 03:11:19" (1/1) ... [2025-03-08 03:11:19,765 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35d7aaa7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 03:11:19, skipping insertion in model container [2025-03-08 03:11:19,765 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 03:11:19" (1/1) ... [2025-03-08 03:11:19,782 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-08 03:11:19,957 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:618) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleNaNOrInfinity(StandardFunctionHandler.java:3119) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.lambda$137(StandardFunctionHandler.java:602) 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:1658) 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:572) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2224) 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:1839) 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:1195) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1178) 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:1816) 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:1195) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1178) 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:392) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1685) 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:3589) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2572) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:649) 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) [2025-03-08 03:11:19,962 INFO L158 Benchmark]: Toolchain (without parser) took 200.98ms. Allocated memory is still 142.6MB. Free memory was 112.1MB in the beginning and 100.0MB in the end (delta: 12.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-03-08 03:11:19,963 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 226.5MB. Free memory is still 146.0MB. There was no memory consumed. Max. memory is 16.1GB. [2025-03-08 03:11:19,963 INFO L158 Benchmark]: CACSL2BoogieTranslator took 199.41ms. Allocated memory is still 142.6MB. Free memory was 112.1MB in the beginning and 100.0MB in the end (delta: 12.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-03-08 03:11:19,964 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 226.5MB. Free memory is still 146.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 199.41ms. Allocated memory is still 142.6MB. Free memory was 112.1MB in the beginning and 100.0MB in the end (delta: 12.1MB). Peak memory consumption was 8.4MB. 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:618) 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/21.0.5-tem/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_1.6.800.v20240513-1750.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/float-newlib/float_req_bl_0877.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 74f76bdf71c3738c233d01eb08ce8b58505d670fc4e3160975d2636af9c8c625 --- Real Ultimate output --- This is Ultimate 0.3.0-?-e2fb8be-m [2025-03-08 03:11:21,531 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-08 03:11:21,603 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2025-03-08 03:11:21,607 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-08 03:11:21,607 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-08 03:11:21,621 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-08 03:11:21,621 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-08 03:11:21,621 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-08 03:11:21,622 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-08 03:11:21,622 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-08 03:11:21,622 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-08 03:11:21,622 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-08 03:11:21,622 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-08 03:11:21,622 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-08 03:11:21,622 INFO L153 SettingsManager]: * Use SBE=true [2025-03-08 03:11:21,622 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-08 03:11:21,622 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-08 03:11:21,622 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-08 03:11:21,622 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-08 03:11:21,622 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-08 03:11:21,622 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-08 03:11:21,622 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-08 03:11:21,623 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-08 03:11:21,623 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2025-03-08 03:11:21,623 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2025-03-08 03:11:21,623 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2025-03-08 03:11:21,623 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-08 03:11:21,623 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-08 03:11:21,623 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-08 03:11:21,623 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-08 03:11:21,623 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-08 03:11:21,623 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-08 03:11:21,623 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-08 03:11:21,623 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-08 03:11:21,623 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-08 03:11:21,623 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-08 03:11:21,623 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-08 03:11:21,623 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-08 03:11:21,623 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-08 03:11:21,623 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2025-03-08 03:11:21,623 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2025-03-08 03:11:21,623 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-08 03:11:21,624 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-08 03:11:21,624 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-08 03:11:21,624 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-08 03:11:21,624 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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 -> 74f76bdf71c3738c233d01eb08ce8b58505d670fc4e3160975d2636af9c8c625 [2025-03-08 03:11:21,859 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-08 03:11:21,864 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-08 03:11:21,866 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-08 03:11:21,866 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-08 03:11:21,867 INFO L274 PluginConnector]: CDTParser initialized [2025-03-08 03:11:21,867 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0877.c [2025-03-08 03:11:23,025 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/28f20abae/b776d9cad47e4306a13e9bdb34fbb269/FLAGd77c482a3 [2025-03-08 03:11:23,199 INFO L384 CDTParser]: Found 1 translation units. [2025-03-08 03:11:23,199 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0877.c [2025-03-08 03:11:23,212 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/28f20abae/b776d9cad47e4306a13e9bdb34fbb269/FLAGd77c482a3 [2025-03-08 03:11:23,571 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/28f20abae/b776d9cad47e4306a13e9bdb34fbb269 [2025-03-08 03:11:23,573 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-08 03:11:23,574 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-08 03:11:23,574 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-08 03:11:23,574 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-08 03:11:23,577 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-08 03:11:23,578 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 03:11:23" (1/1) ... [2025-03-08 03:11:23,578 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5258d192 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 03:11:23, skipping insertion in model container [2025-03-08 03:11:23,578 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 03:11:23" (1/1) ... [2025-03-08 03:11:23,593 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-08 03:11:23,819 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/float-newlib/float_req_bl_0877.c[14284,14297] [2025-03-08 03:11:23,824 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-08 03:11:23,840 INFO L200 MainTranslator]: Completed pre-run [2025-03-08 03:11:23,914 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/float-newlib/float_req_bl_0877.c[14284,14297] [2025-03-08 03:11:23,917 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-08 03:11:23,934 INFO L204 MainTranslator]: Completed translation [2025-03-08 03:11:23,935 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 03:11:23 WrapperNode [2025-03-08 03:11:23,936 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-08 03:11:23,936 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-08 03:11:23,937 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-08 03:11:23,937 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-08 03:11:23,941 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 03:11:23" (1/1) ... [2025-03-08 03:11:23,953 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 03:11:23" (1/1) ... [2025-03-08 03:11:23,992 INFO L138 Inliner]: procedures = 27, calls = 197, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 714 [2025-03-08 03:11:23,992 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-08 03:11:23,993 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-08 03:11:23,993 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-08 03:11:23,993 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-08 03:11:24,001 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 03:11:23" (1/1) ... [2025-03-08 03:11:24,001 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 03:11:23" (1/1) ... [2025-03-08 03:11:24,010 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 03:11:23" (1/1) ... [2025-03-08 03:11:24,042 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, 5, 2, 2, 4, 3, 2, 2, 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, 2, 0, 0, 0, 2, 2, 0, 0, 2, 2, 0, 0, 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, 0, 1, 1, 1, 0, 0, 1, 1, 0, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]. [2025-03-08 03:11:24,042 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 03:11:23" (1/1) ... [2025-03-08 03:11:24,042 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 03:11:23" (1/1) ... [2025-03-08 03:11:24,069 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 03:11:23" (1/1) ... [2025-03-08 03:11:24,075 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 03:11:23" (1/1) ... [2025-03-08 03:11:24,087 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 03:11:23" (1/1) ... [2025-03-08 03:11:24,094 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 03:11:23" (1/1) ... [2025-03-08 03:11:24,107 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-08 03:11:24,108 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-08 03:11:24,108 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-08 03:11:24,108 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-08 03:11:24,109 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 03:11:23" (1/1) ... [2025-03-08 03:11:24,112 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-08 03:11:24,121 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 03:11:24,133 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) [2025-03-08 03:11:24,135 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 [2025-03-08 03:11:24,154 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-08 03:11:24,154 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2025-03-08 03:11:24,154 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2025-03-08 03:11:24,154 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2025-03-08 03:11:24,154 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2025-03-08 03:11:24,154 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2025-03-08 03:11:24,154 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2025-03-08 03:11:24,154 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#6 [2025-03-08 03:11:24,154 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#7 [2025-03-08 03:11:24,154 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#8 [2025-03-08 03:11:24,155 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#9 [2025-03-08 03:11:24,155 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#10 [2025-03-08 03:11:24,155 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#11 [2025-03-08 03:11:24,155 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#12 [2025-03-08 03:11:24,155 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#13 [2025-03-08 03:11:24,155 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#14 [2025-03-08 03:11:24,155 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#15 [2025-03-08 03:11:24,155 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#16 [2025-03-08 03:11:24,155 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#17 [2025-03-08 03:11:24,155 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#18 [2025-03-08 03:11:24,156 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#19 [2025-03-08 03:11:24,156 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#20 [2025-03-08 03:11:24,156 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#21 [2025-03-08 03:11:24,156 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#22 [2025-03-08 03:11:24,156 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#23 [2025-03-08 03:11:24,156 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#24 [2025-03-08 03:11:24,156 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#25 [2025-03-08 03:11:24,156 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#26 [2025-03-08 03:11:24,156 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#27 [2025-03-08 03:11:24,156 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#28 [2025-03-08 03:11:24,157 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#29 [2025-03-08 03:11:24,157 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#30 [2025-03-08 03:11:24,157 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#31 [2025-03-08 03:11:24,157 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#32 [2025-03-08 03:11:24,157 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#33 [2025-03-08 03:11:24,157 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#34 [2025-03-08 03:11:24,157 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#35 [2025-03-08 03:11:24,157 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#36 [2025-03-08 03:11:24,158 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#37 [2025-03-08 03:11:24,158 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#38 [2025-03-08 03:11:24,158 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#39 [2025-03-08 03:11:24,158 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-03-08 03:11:24,158 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#0 [2025-03-08 03:11:24,158 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#1 [2025-03-08 03:11:24,158 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#2 [2025-03-08 03:11:24,158 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#3 [2025-03-08 03:11:24,158 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#4 [2025-03-08 03:11:24,159 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#5 [2025-03-08 03:11:24,159 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#6 [2025-03-08 03:11:24,159 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#7 [2025-03-08 03:11:24,160 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#8 [2025-03-08 03:11:24,160 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#9 [2025-03-08 03:11:24,160 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#10 [2025-03-08 03:11:24,160 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#11 [2025-03-08 03:11:24,160 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#12 [2025-03-08 03:11:24,160 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#13 [2025-03-08 03:11:24,160 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#14 [2025-03-08 03:11:24,160 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#15 [2025-03-08 03:11:24,160 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#16 [2025-03-08 03:11:24,160 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#17 [2025-03-08 03:11:24,160 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#18 [2025-03-08 03:11:24,160 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#19 [2025-03-08 03:11:24,160 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#20 [2025-03-08 03:11:24,160 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#21 [2025-03-08 03:11:24,160 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#22 [2025-03-08 03:11:24,160 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#23 [2025-03-08 03:11:24,160 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#24 [2025-03-08 03:11:24,160 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#25 [2025-03-08 03:11:24,160 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#26 [2025-03-08 03:11:24,160 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#27 [2025-03-08 03:11:24,160 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#28 [2025-03-08 03:11:24,160 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#29 [2025-03-08 03:11:24,160 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#30 [2025-03-08 03:11:24,160 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#31 [2025-03-08 03:11:24,160 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#32 [2025-03-08 03:11:24,160 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#33 [2025-03-08 03:11:24,160 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#34 [2025-03-08 03:11:24,160 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#35 [2025-03-08 03:11:24,161 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#36 [2025-03-08 03:11:24,161 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#37 [2025-03-08 03:11:24,161 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#38 [2025-03-08 03:11:24,161 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#39 [2025-03-08 03:11:24,161 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_float [2025-03-08 03:11:24,161 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_float [2025-03-08 03:11:24,161 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0 [2025-03-08 03:11:24,161 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#1 [2025-03-08 03:11:24,161 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#2 [2025-03-08 03:11:24,161 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#3 [2025-03-08 03:11:24,161 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#4 [2025-03-08 03:11:24,161 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#5 [2025-03-08 03:11:24,161 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#6 [2025-03-08 03:11:24,161 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#7 [2025-03-08 03:11:24,161 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#8 [2025-03-08 03:11:24,161 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#9 [2025-03-08 03:11:24,161 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#10 [2025-03-08 03:11:24,161 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#11 [2025-03-08 03:11:24,161 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#12 [2025-03-08 03:11:24,161 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#13 [2025-03-08 03:11:24,161 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#14 [2025-03-08 03:11:24,161 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#15 [2025-03-08 03:11:24,161 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#16 [2025-03-08 03:11:24,161 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#17 [2025-03-08 03:11:24,161 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#18 [2025-03-08 03:11:24,161 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#19 [2025-03-08 03:11:24,164 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#20 [2025-03-08 03:11:24,164 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#21 [2025-03-08 03:11:24,164 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#22 [2025-03-08 03:11:24,164 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#23 [2025-03-08 03:11:24,164 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#24 [2025-03-08 03:11:24,164 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#25 [2025-03-08 03:11:24,164 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#26 [2025-03-08 03:11:24,164 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#27 [2025-03-08 03:11:24,164 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#28 [2025-03-08 03:11:24,164 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#29 [2025-03-08 03:11:24,165 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#30 [2025-03-08 03:11:24,165 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#31 [2025-03-08 03:11:24,165 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#32 [2025-03-08 03:11:24,165 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#33 [2025-03-08 03:11:24,165 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#34 [2025-03-08 03:11:24,165 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#35 [2025-03-08 03:11:24,165 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#36 [2025-03-08 03:11:24,165 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#37 [2025-03-08 03:11:24,165 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#38 [2025-03-08 03:11:24,165 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#39 [2025-03-08 03:11:24,165 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#0 [2025-03-08 03:11:24,165 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#1 [2025-03-08 03:11:24,165 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#2 [2025-03-08 03:11:24,165 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#3 [2025-03-08 03:11:24,165 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#4 [2025-03-08 03:11:24,165 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#5 [2025-03-08 03:11:24,165 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#6 [2025-03-08 03:11:24,165 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#7 [2025-03-08 03:11:24,165 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#8 [2025-03-08 03:11:24,165 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#9 [2025-03-08 03:11:24,165 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#10 [2025-03-08 03:11:24,165 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#11 [2025-03-08 03:11:24,165 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#12 [2025-03-08 03:11:24,165 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#13 [2025-03-08 03:11:24,165 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#14 [2025-03-08 03:11:24,165 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#15 [2025-03-08 03:11:24,165 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#16 [2025-03-08 03:11:24,165 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#17 [2025-03-08 03:11:24,165 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#18 [2025-03-08 03:11:24,165 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#19 [2025-03-08 03:11:24,165 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#20 [2025-03-08 03:11:24,165 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#21 [2025-03-08 03:11:24,165 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#22 [2025-03-08 03:11:24,165 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#23 [2025-03-08 03:11:24,165 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#24 [2025-03-08 03:11:24,165 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#25 [2025-03-08 03:11:24,165 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#26 [2025-03-08 03:11:24,165 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#27 [2025-03-08 03:11:24,165 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#28 [2025-03-08 03:11:24,166 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#29 [2025-03-08 03:11:24,166 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#30 [2025-03-08 03:11:24,166 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#31 [2025-03-08 03:11:24,166 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#32 [2025-03-08 03:11:24,166 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#33 [2025-03-08 03:11:24,166 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#34 [2025-03-08 03:11:24,166 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#35 [2025-03-08 03:11:24,166 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#36 [2025-03-08 03:11:24,166 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#37 [2025-03-08 03:11:24,166 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#38 [2025-03-08 03:11:24,166 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#39 [2025-03-08 03:11:24,166 INFO L130 BoogieDeclarations]: Found specification of procedure copysign_float [2025-03-08 03:11:24,166 INFO L138 BoogieDeclarations]: Found implementation of procedure copysign_float [2025-03-08 03:11:24,166 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#0 [2025-03-08 03:11:24,166 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#1 [2025-03-08 03:11:24,166 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#2 [2025-03-08 03:11:24,166 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#3 [2025-03-08 03:11:24,166 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#4 [2025-03-08 03:11:24,166 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#5 [2025-03-08 03:11:24,166 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#6 [2025-03-08 03:11:24,166 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#7 [2025-03-08 03:11:24,166 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#8 [2025-03-08 03:11:24,166 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#9 [2025-03-08 03:11:24,166 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#10 [2025-03-08 03:11:24,166 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#11 [2025-03-08 03:11:24,167 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#12 [2025-03-08 03:11:24,167 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#13 [2025-03-08 03:11:24,167 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#14 [2025-03-08 03:11:24,167 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#15 [2025-03-08 03:11:24,167 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#16 [2025-03-08 03:11:24,167 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#17 [2025-03-08 03:11:24,168 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#18 [2025-03-08 03:11:24,168 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#19 [2025-03-08 03:11:24,168 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#20 [2025-03-08 03:11:24,168 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#21 [2025-03-08 03:11:24,168 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#22 [2025-03-08 03:11:24,168 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#23 [2025-03-08 03:11:24,168 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#24 [2025-03-08 03:11:24,168 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#25 [2025-03-08 03:11:24,168 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#26 [2025-03-08 03:11:24,168 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#27 [2025-03-08 03:11:24,168 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#28 [2025-03-08 03:11:24,168 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#29 [2025-03-08 03:11:24,168 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#30 [2025-03-08 03:11:24,168 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#31 [2025-03-08 03:11:24,168 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#32 [2025-03-08 03:11:24,168 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#33 [2025-03-08 03:11:24,169 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#34 [2025-03-08 03:11:24,169 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#35 [2025-03-08 03:11:24,169 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#36 [2025-03-08 03:11:24,169 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#37 [2025-03-08 03:11:24,169 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#38 [2025-03-08 03:11:24,169 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#39 [2025-03-08 03:11:24,169 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-08 03:11:24,169 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-08 03:11:24,169 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#0 [2025-03-08 03:11:24,169 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#1 [2025-03-08 03:11:24,169 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#2 [2025-03-08 03:11:24,169 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#3 [2025-03-08 03:11:24,169 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#4 [2025-03-08 03:11:24,169 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#5 [2025-03-08 03:11:24,169 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#6 [2025-03-08 03:11:24,169 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#7 [2025-03-08 03:11:24,169 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#8 [2025-03-08 03:11:24,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#9 [2025-03-08 03:11:24,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#10 [2025-03-08 03:11:24,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#11 [2025-03-08 03:11:24,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#12 [2025-03-08 03:11:24,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#13 [2025-03-08 03:11:24,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#14 [2025-03-08 03:11:24,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#15 [2025-03-08 03:11:24,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#16 [2025-03-08 03:11:24,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#17 [2025-03-08 03:11:24,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#18 [2025-03-08 03:11:24,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#19 [2025-03-08 03:11:24,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#20 [2025-03-08 03:11:24,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#21 [2025-03-08 03:11:24,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#22 [2025-03-08 03:11:24,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#23 [2025-03-08 03:11:24,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#24 [2025-03-08 03:11:24,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#25 [2025-03-08 03:11:24,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#26 [2025-03-08 03:11:24,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#27 [2025-03-08 03:11:24,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#28 [2025-03-08 03:11:24,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#29 [2025-03-08 03:11:24,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#30 [2025-03-08 03:11:24,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#31 [2025-03-08 03:11:24,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#32 [2025-03-08 03:11:24,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#33 [2025-03-08 03:11:24,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#34 [2025-03-08 03:11:24,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#35 [2025-03-08 03:11:24,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#36 [2025-03-08 03:11:24,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#37 [2025-03-08 03:11:24,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#38 [2025-03-08 03:11:24,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#39 [2025-03-08 03:11:24,170 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-03-08 03:11:24,447 INFO L256 CfgBuilder]: Building ICFG [2025-03-08 03:11:24,448 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-08 03:12:05,739 INFO L? ?]: Removed 156 outVars from TransFormulas that were not future-live. [2025-03-08 03:12:05,739 INFO L307 CfgBuilder]: Performing block encoding [2025-03-08 03:12:05,753 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-08 03:12:05,754 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-08 03:12:05,754 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 03:12:05 BoogieIcfgContainer [2025-03-08 03:12:05,754 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-08 03:12:05,756 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-08 03:12:05,756 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-08 03:12:05,759 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-08 03:12:05,759 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.03 03:11:23" (1/3) ... [2025-03-08 03:12:05,759 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f4aef1d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 03:12:05, skipping insertion in model container [2025-03-08 03:12:05,759 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 03:11:23" (2/3) ... [2025-03-08 03:12:05,760 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f4aef1d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 03:12:05, skipping insertion in model container [2025-03-08 03:12:05,760 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 03:12:05" (3/3) ... [2025-03-08 03:12:05,761 INFO L128 eAbstractionObserver]: Analyzing ICFG float_req_bl_0877.c [2025-03-08 03:12:05,770 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-08 03:12:05,772 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG float_req_bl_0877.c that has 3 procedures, 189 locations, 1 initial locations, 37 loop locations, and 1 error locations. [2025-03-08 03:12:05,824 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-08 03:12:05,831 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;@e0d058, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-08 03:12:05,831 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-08 03:12:05,834 INFO L276 IsEmpty]: Start isEmpty. Operand has 189 states, 180 states have (on average 1.7222222222222223) internal successors, (310), 181 states have internal predecessors, (310), 5 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) [2025-03-08 03:12:05,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2025-03-08 03:12:05,838 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 03:12:05,838 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 03:12:05,838 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 03:12:05,841 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 03:12:05,842 INFO L85 PathProgramCache]: Analyzing trace with hash -653012409, now seen corresponding path program 1 times [2025-03-08 03:12:05,850 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-08 03:12:05,850 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2089790747] [2025-03-08 03:12:05,850 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 03:12:05,850 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 [2025-03-08 03:12:05,850 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-08 03:12:05,854 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) [2025-03-08 03:12:05,855 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 [2025-03-08 03:12:06,037 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 20 statements into 1 equivalence classes. [2025-03-08 03:12:06,654 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 20 of 20 statements. [2025-03-08 03:12:06,654 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 03:12:06,654 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 03:12:06,684 INFO L256 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-03-08 03:12:06,687 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-08 03:12:06,700 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-08 03:12:06,700 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-08 03:12:06,700 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-03-08 03:12:06,700 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2089790747] [2025-03-08 03:12:06,701 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2089790747] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 03:12:06,701 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 03:12:06,701 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-08 03:12:06,703 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [712946797] [2025-03-08 03:12:06,703 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 03:12:06,705 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-03-08 03:12:06,705 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-03-08 03:12:06,716 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-03-08 03:12:06,717 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-08 03:12:06,720 INFO L87 Difference]: Start difference. First operand has 189 states, 180 states have (on average 1.7222222222222223) internal successors, (310), 181 states have internal predecessors, (310), 5 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) Second operand has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2025-03-08 03:12:06,746 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 03:12:06,746 INFO L93 Difference]: Finished difference Result 375 states and 641 transitions. [2025-03-08 03:12:06,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-08 03:12:06,748 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 20 [2025-03-08 03:12:06,748 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 03:12:06,752 INFO L225 Difference]: With dead ends: 375 [2025-03-08 03:12:06,752 INFO L226 Difference]: Without dead ends: 185 [2025-03-08 03:12:06,754 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-08 03:12:06,756 INFO L435 NwaCegarLoop]: 249 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, 249 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 [2025-03-08 03:12:06,756 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 249 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-08 03:12:06,766 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 185 states. [2025-03-08 03:12:06,779 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 185 to 185. [2025-03-08 03:12:06,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 185 states, 177 states have (on average 1.3220338983050848) internal successors, (234), 177 states have internal predecessors, (234), 5 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) [2025-03-08 03:12:06,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 185 states and 244 transitions. [2025-03-08 03:12:06,786 INFO L78 Accepts]: Start accepts. Automaton has 185 states and 244 transitions. Word has length 20 [2025-03-08 03:12:06,787 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 03:12:06,787 INFO L471 AbstractCegarLoop]: Abstraction has 185 states and 244 transitions. [2025-03-08 03:12:06,787 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2025-03-08 03:12:06,787 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 244 transitions. [2025-03-08 03:12:06,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2025-03-08 03:12:06,788 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 03:12:06,788 INFO L218 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] [2025-03-08 03:12:06,814 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 [2025-03-08 03:12:06,988 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 [2025-03-08 03:12:06,989 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 03:12:06,990 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 03:12:06,990 INFO L85 PathProgramCache]: Analyzing trace with hash -1095816584, now seen corresponding path program 1 times [2025-03-08 03:12:06,990 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-08 03:12:06,990 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [522706731] [2025-03-08 03:12:06,990 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 03:12:06,990 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 [2025-03-08 03:12:06,990 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-08 03:12:06,992 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) [2025-03-08 03:12:06,993 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 [2025-03-08 03:12:07,142 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 25 statements into 1 equivalence classes. [2025-03-08 03:12:07,847 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 25 of 25 statements. [2025-03-08 03:12:07,848 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 03:12:07,848 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 03:12:07,883 INFO L256 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 10 conjuncts are in the unsatisfiable core [2025-03-08 03:12:07,886 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-08 03:12:08,957 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-08 03:12:08,957 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-08 03:12:08,957 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-03-08 03:12:08,957 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [522706731] [2025-03-08 03:12:08,957 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [522706731] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 03:12:08,957 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 03:12:08,957 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2025-03-08 03:12:08,958 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [548177656] [2025-03-08 03:12:08,958 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 03:12:08,958 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2025-03-08 03:12:08,959 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-03-08 03:12:08,959 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2025-03-08 03:12:08,959 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2025-03-08 03:12:08,959 INFO L87 Difference]: Start difference. First operand 185 states and 244 transitions. Second operand has 6 states, 6 states have (on average 3.8333333333333335) internal successors, (23), 6 states have internal predecessors, (23), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2025-03-08 03:12:10,080 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 03:12:10,080 INFO L93 Difference]: Finished difference Result 205 states and 265 transitions. [2025-03-08 03:12:10,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-03-08 03:12:10,082 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 3.8333333333333335) internal successors, (23), 6 states have internal predecessors, (23), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 25 [2025-03-08 03:12:10,082 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 03:12:10,082 INFO L225 Difference]: With dead ends: 205 [2025-03-08 03:12:10,082 INFO L226 Difference]: Without dead ends: 34 [2025-03-08 03:12:10,083 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2025-03-08 03:12:10,083 INFO L435 NwaCegarLoop]: 27 mSDtfsCounter, 31 mSDsluCounter, 85 mSDsCounter, 0 mSdLazyCounter, 34 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 31 SdHoareTripleChecker+Valid, 112 SdHoareTripleChecker+Invalid, 36 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 34 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2025-03-08 03:12:10,083 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [31 Valid, 112 Invalid, 36 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 34 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2025-03-08 03:12:10,084 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34 states. [2025-03-08 03:12:10,085 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34 to 33. [2025-03-08 03:12:10,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 33 states, 30 states have (on average 1.1666666666666667) internal successors, (35), 30 states have internal predecessors, (35), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2025-03-08 03:12:10,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 37 transitions. [2025-03-08 03:12:10,086 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 37 transitions. Word has length 25 [2025-03-08 03:12:10,087 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 03:12:10,087 INFO L471 AbstractCegarLoop]: Abstraction has 33 states and 37 transitions. [2025-03-08 03:12:10,087 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 3.8333333333333335) internal successors, (23), 6 states have internal predecessors, (23), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2025-03-08 03:12:10,087 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 37 transitions. [2025-03-08 03:12:10,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2025-03-08 03:12:10,087 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 03:12:10,087 INFO L218 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] [2025-03-08 03:12:10,112 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 [2025-03-08 03:12:10,287 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 [2025-03-08 03:12:10,288 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 03:12:10,288 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 03:12:10,288 INFO L85 PathProgramCache]: Analyzing trace with hash 1595644984, now seen corresponding path program 1 times [2025-03-08 03:12:10,289 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-08 03:12:10,289 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [69759515] [2025-03-08 03:12:10,289 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 03:12:10,289 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 [2025-03-08 03:12:10,289 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-08 03:12:10,291 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) [2025-03-08 03:12:10,292 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 [2025-03-08 03:12:10,420 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 27 statements into 1 equivalence classes. [2025-03-08 03:12:11,096 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 27 of 27 statements. [2025-03-08 03:12:11,096 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 03:12:11,096 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 03:12:11,127 INFO L256 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 30 conjuncts are in the unsatisfiable core [2025-03-08 03:12:11,130 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-08 03:12:11,438 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 [2025-03-08 03:12:11,479 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 29 treesize of output 13 [2025-03-08 03:12:13,582 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 [2025-03-08 03:12:13,624 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 35 treesize of output 19 [2025-03-08 03:12:14,370 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 [2025-03-08 03:12:14,429 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 [2025-03-08 03:12:16,150 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-08 03:12:16,150 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-08 03:12:16,151 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-03-08 03:12:16,151 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [69759515] [2025-03-08 03:12:16,151 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [69759515] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 03:12:16,151 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 03:12:16,151 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2025-03-08 03:12:16,151 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [717082926] [2025-03-08 03:12:16,151 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 03:12:16,151 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2025-03-08 03:12:16,151 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-03-08 03:12:16,151 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2025-03-08 03:12:16,152 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=110, Unknown=0, NotChecked=0, Total=132 [2025-03-08 03:12:16,152 INFO L87 Difference]: Start difference. First operand 33 states and 37 transitions. Second operand has 12 states, 11 states have (on average 2.272727272727273) internal successors, (25), 11 states have internal predecessors, (25), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2025-03-08 03:12:22,776 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 03:12:22,777 INFO L93 Difference]: Finished difference Result 42 states and 45 transitions. [2025-03-08 03:12:22,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-03-08 03:12:22,778 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 2.272727272727273) internal successors, (25), 11 states have internal predecessors, (25), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 27 [2025-03-08 03:12:22,778 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 03:12:22,778 INFO L225 Difference]: With dead ends: 42 [2025-03-08 03:12:22,778 INFO L226 Difference]: Without dead ends: 33 [2025-03-08 03:12:22,779 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 6.2s TimeCoverageRelationStatistics Valid=52, Invalid=254, Unknown=0, NotChecked=0, Total=306 [2025-03-08 03:12:22,779 INFO L435 NwaCegarLoop]: 18 mSDtfsCounter, 43 mSDsluCounter, 143 mSDsCounter, 0 mSdLazyCounter, 153 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 43 SdHoareTripleChecker+Valid, 161 SdHoareTripleChecker+Invalid, 153 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 153 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.6s IncrementalHoareTripleChecker+Time [2025-03-08 03:12:22,779 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [43 Valid, 161 Invalid, 153 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 153 Invalid, 0 Unknown, 0 Unchecked, 3.6s Time] [2025-03-08 03:12:22,780 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2025-03-08 03:12:22,781 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 32. [2025-03-08 03:12:22,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 32 states, 29 states have (on average 1.103448275862069) internal successors, (32), 29 states have internal predecessors, (32), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2025-03-08 03:12:22,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 34 transitions. [2025-03-08 03:12:22,785 INFO L78 Accepts]: Start accepts. Automaton has 32 states and 34 transitions. Word has length 27 [2025-03-08 03:12:22,785 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 03:12:22,785 INFO L471 AbstractCegarLoop]: Abstraction has 32 states and 34 transitions. [2025-03-08 03:12:22,785 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 2.272727272727273) internal successors, (25), 11 states have internal predecessors, (25), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2025-03-08 03:12:22,785 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 34 transitions. [2025-03-08 03:12:22,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2025-03-08 03:12:22,786 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 03:12:22,786 INFO L218 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, 1] [2025-03-08 03:12:22,814 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 (4)] Ended with exit code 0 [2025-03-08 03:12:22,986 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 [2025-03-08 03:12:22,986 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 03:12:22,987 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 03:12:22,987 INFO L85 PathProgramCache]: Analyzing trace with hash 950622789, now seen corresponding path program 1 times [2025-03-08 03:12:22,987 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-08 03:12:22,987 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [175891240] [2025-03-08 03:12:22,987 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 03:12:22,987 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 [2025-03-08 03:12:22,987 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-08 03:12:22,989 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) [2025-03-08 03:12:22,989 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 [2025-03-08 03:12:23,107 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 29 statements into 1 equivalence classes. [2025-03-08 03:12:23,806 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 29 of 29 statements. [2025-03-08 03:12:23,806 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 03:12:23,806 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 03:12:23,839 INFO L256 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 21 conjuncts are in the unsatisfiable core [2025-03-08 03:12:23,841 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-08 03:12:28,163 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-08 03:12:28,164 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-08 03:12:28,164 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-03-08 03:12:28,164 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [175891240] [2025-03-08 03:12:28,164 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [175891240] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 03:12:28,164 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 03:12:28,164 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2025-03-08 03:12:28,164 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1770681564] [2025-03-08 03:12:28,164 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 03:12:28,164 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2025-03-08 03:12:28,164 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-03-08 03:12:28,165 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2025-03-08 03:12:28,165 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2025-03-08 03:12:28,165 INFO L87 Difference]: Start difference. First operand 32 states and 34 transitions. Second operand has 11 states, 11 states have (on average 2.4545454545454546) internal successors, (27), 10 states have internal predecessors, (27), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2025-03-08 03:12:31,614 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 03:12:31,614 INFO L93 Difference]: Finished difference Result 40 states and 41 transitions. [2025-03-08 03:12:31,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2025-03-08 03:12:31,615 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 2.4545454545454546) internal successors, (27), 10 states have internal predecessors, (27), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 29 [2025-03-08 03:12:31,615 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 03:12:31,616 INFO L225 Difference]: With dead ends: 40 [2025-03-08 03:12:31,616 INFO L226 Difference]: Without dead ends: 32 [2025-03-08 03:12:31,616 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 4.1s TimeCoverageRelationStatistics Valid=44, Invalid=196, Unknown=0, NotChecked=0, Total=240 [2025-03-08 03:12:31,617 INFO L435 NwaCegarLoop]: 20 mSDtfsCounter, 25 mSDsluCounter, 143 mSDsCounter, 0 mSdLazyCounter, 100 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 25 SdHoareTripleChecker+Valid, 163 SdHoareTripleChecker+Invalid, 101 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 100 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2025-03-08 03:12:31,617 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [25 Valid, 163 Invalid, 101 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 100 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2025-03-08 03:12:31,618 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32 states. [2025-03-08 03:12:31,619 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32 to 32. [2025-03-08 03:12:31,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 32 states, 29 states have (on average 1.0344827586206897) internal successors, (30), 29 states have internal predecessors, (30), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2025-03-08 03:12:31,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 32 transitions. [2025-03-08 03:12:31,619 INFO L78 Accepts]: Start accepts. Automaton has 32 states and 32 transitions. Word has length 29 [2025-03-08 03:12:31,620 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 03:12:31,620 INFO L471 AbstractCegarLoop]: Abstraction has 32 states and 32 transitions. [2025-03-08 03:12:31,620 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 2.4545454545454546) internal successors, (27), 10 states have internal predecessors, (27), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2025-03-08 03:12:31,620 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 32 transitions. [2025-03-08 03:12:31,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2025-03-08 03:12:31,620 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 03:12:31,620 INFO L218 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, 1, 1] [2025-03-08 03:12:31,649 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 [2025-03-08 03:12:31,820 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 [2025-03-08 03:12:31,821 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 03:12:31,821 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 03:12:31,821 INFO L85 PathProgramCache]: Analyzing trace with hash 742059055, now seen corresponding path program 1 times [2025-03-08 03:12:31,821 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-08 03:12:31,821 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [314058166] [2025-03-08 03:12:31,822 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 03:12:31,822 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 [2025-03-08 03:12:31,822 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-08 03:12:31,823 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) [2025-03-08 03:12:31,824 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 [2025-03-08 03:12:31,937 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 30 statements into 1 equivalence classes. [2025-03-08 03:12:32,620 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 30 of 30 statements. [2025-03-08 03:12:32,620 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 03:12:32,620 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 03:12:32,652 INFO L256 TraceCheckSpWp]: Trace formula consists of 181 conjuncts, 20 conjuncts are in the unsatisfiable core [2025-03-08 03:12:32,655 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-08 03:12:33,087 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 [2025-03-08 03:12:33,123 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 29 treesize of output 13 [2025-03-08 03:12:35,873 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-08 03:12:35,874 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-08 03:12:35,874 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-03-08 03:12:35,874 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [314058166] [2025-03-08 03:12:35,874 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [314058166] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 03:12:35,874 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 03:12:35,874 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2025-03-08 03:12:35,874 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [666445333] [2025-03-08 03:12:35,874 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 03:12:35,874 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2025-03-08 03:12:35,874 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-03-08 03:12:35,875 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2025-03-08 03:12:35,875 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2025-03-08 03:12:35,875 INFO L87 Difference]: Start difference. First operand 32 states and 32 transitions. Second operand has 10 states, 10 states have (on average 2.8) internal successors, (28), 10 states have internal predecessors, (28), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2025-03-08 03:12:37,625 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 03:12:37,625 INFO L93 Difference]: Finished difference Result 32 states and 32 transitions. [2025-03-08 03:12:37,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2025-03-08 03:12:37,626 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 2.8) internal successors, (28), 10 states have internal predecessors, (28), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 30 [2025-03-08 03:12:37,626 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 03:12:37,626 INFO L225 Difference]: With dead ends: 32 [2025-03-08 03:12:37,626 INFO L226 Difference]: Without dead ends: 0 [2025-03-08 03:12:37,627 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2025-03-08 03:12:37,627 INFO L435 NwaCegarLoop]: 22 mSDtfsCounter, 5 mSDsluCounter, 153 mSDsCounter, 0 mSdLazyCounter, 61 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 175 SdHoareTripleChecker+Invalid, 61 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 61 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2025-03-08 03:12:37,628 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 175 Invalid, 61 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 61 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2025-03-08 03:12:37,628 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2025-03-08 03:12:37,628 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2025-03-08 03:12:37,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 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) [2025-03-08 03:12:37,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2025-03-08 03:12:37,629 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 30 [2025-03-08 03:12:37,629 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 03:12:37,629 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-03-08 03:12:37,629 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 2.8) internal successors, (28), 10 states have internal predecessors, (28), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2025-03-08 03:12:37,629 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2025-03-08 03:12:37,629 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2025-03-08 03:12:37,631 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-03-08 03:12:37,660 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 [2025-03-08 03:12:37,832 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 [2025-03-08 03:12:37,834 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2025-03-08 03:12:37,835 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2025-03-08 03:12:39,668 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-03-08 03:12:39,679 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2025-03-08 03:12:39,680 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2025-03-08 03:12:39,680 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2025-03-08 03:12:39,680 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2025-03-08 03:12:39,680 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: BitVectorAccessExpression [2025-03-08 03:12:39,681 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2025-03-08 03:12:39,681 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2025-03-08 03:12:39,681 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.03 03:12:39 BoogieIcfgContainer [2025-03-08 03:12:39,681 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-03-08 03:12:39,682 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-03-08 03:12:39,682 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-03-08 03:12:39,682 INFO L274 PluginConnector]: Witness Printer initialized [2025-03-08 03:12:39,682 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 03:12:05" (3/4) ... [2025-03-08 03:12:39,684 INFO L146 WitnessPrinter]: Generating witness for correct program [2025-03-08 03:12:39,687 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure fabs_float [2025-03-08 03:12:39,687 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure copysign_float [2025-03-08 03:12:39,695 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 89 nodes and edges [2025-03-08 03:12:39,695 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 43 nodes and edges [2025-03-08 03:12:39,696 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2025-03-08 03:12:39,696 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2025-03-08 03:12:39,714 WARN L216 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (x == \old(x)) [2025-03-08 03:12:39,714 WARN L216 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (x == \old(x)) [2025-03-08 03:12:39,765 WARN L140 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (x == \old(x)) [2025-03-08 03:12:39,766 WARN L140 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (x == \old(x)) [2025-03-08 03:12:39,818 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2025-03-08 03:12:39,819 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.yml [2025-03-08 03:12:39,819 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-03-08 03:12:39,819 INFO L158 Benchmark]: Toolchain (without parser) took 76245.79ms. Allocated memory is still 117.4MB. Free memory was 91.8MB in the beginning and 60.3MB in the end (delta: 31.5MB). Peak memory consumption was 29.7MB. Max. memory is 16.1GB. [2025-03-08 03:12:39,823 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 83.9MB. Free memory was 61.9MB in the beginning and 61.9MB in the end (delta: 33.7kB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-08 03:12:39,824 INFO L158 Benchmark]: CACSL2BoogieTranslator took 361.56ms. Allocated memory is still 117.4MB. Free memory was 91.6MB in the beginning and 69.0MB in the end (delta: 22.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2025-03-08 03:12:39,824 INFO L158 Benchmark]: Boogie Procedure Inliner took 55.69ms. Allocated memory is still 117.4MB. Free memory was 68.8MB in the beginning and 65.0MB in the end (delta: 3.8MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-08 03:12:39,824 INFO L158 Benchmark]: Boogie Preprocessor took 115.07ms. Allocated memory is still 117.4MB. Free memory was 65.0MB in the beginning and 55.2MB in the end (delta: 9.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-03-08 03:12:39,824 INFO L158 Benchmark]: IcfgBuilder took 41645.85ms. Allocated memory is still 117.4MB. Free memory was 55.2MB in the beginning and 40.9MB in the end (delta: 14.3MB). Peak memory consumption was 34.4MB. Max. memory is 16.1GB. [2025-03-08 03:12:39,824 INFO L158 Benchmark]: TraceAbstraction took 33925.81ms. Allocated memory is still 117.4MB. Free memory was 40.1MB in the beginning and 74.4MB in the end (delta: -34.3MB). Peak memory consumption was 20.5MB. Max. memory is 16.1GB. [2025-03-08 03:12:39,824 INFO L158 Benchmark]: Witness Printer took 136.88ms. Allocated memory is still 117.4MB. Free memory was 74.4MB in the beginning and 60.3MB in the end (delta: 14.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-03-08 03:12:39,825 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 83.9MB. Free memory was 61.9MB in the beginning and 61.9MB in the end (delta: 33.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 361.56ms. Allocated memory is still 117.4MB. Free memory was 91.6MB in the beginning and 69.0MB in the end (delta: 22.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 55.69ms. Allocated memory is still 117.4MB. Free memory was 68.8MB in the beginning and 65.0MB in the end (delta: 3.8MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 115.07ms. Allocated memory is still 117.4MB. Free memory was 65.0MB in the beginning and 55.2MB in the end (delta: 9.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * IcfgBuilder took 41645.85ms. Allocated memory is still 117.4MB. Free memory was 55.2MB in the beginning and 40.9MB in the end (delta: 14.3MB). Peak memory consumption was 34.4MB. Max. memory is 16.1GB. * TraceAbstraction took 33925.81ms. Allocated memory is still 117.4MB. Free memory was 40.1MB in the beginning and 74.4MB in the end (delta: -34.3MB). Peak memory consumption was 20.5MB. Max. memory is 16.1GB. * Witness Printer took 136.88ms. Allocated memory is still 117.4MB. Free memory was 74.4MB in the beginning and 60.3MB in the end (delta: 14.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: BitVectorAccessExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 629]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 189 locations, 325 edges, 1 error locations. Started 1 CEGAR loops. OverallTime: 32.0s, OverallIterations: 5, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 13.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 104 SdHoareTripleChecker+Valid, 7.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 104 mSDsluCounter, 860 SdHoareTripleChecker+Invalid, 7.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 524 mSDsCounter, 3 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 348 IncrementalHoareTripleChecker+Invalid, 351 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3 mSolverCounterUnsat, 336 mSDtfsCounter, 348 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 141 GetRequests, 95 SyntacticMatches, 0 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 13.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=189occurred in iteration=0, InterpolantAutomatonStates: 40, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 2 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 3.4s SatisfiabilityAnalysisTime, 13.8s InterpolantComputationTime, 131 NumberOfCodeBlocks, 131 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 126 ConstructedInterpolants, 52 QuantifiedInterpolants, 1504 SizeOfPredicates, 29 NumberOfNonLiveVariables, 826 ConjunctsInSsa, 82 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 580]: Location Invariant Derived location invariant: 0 - InvariantResult [Line: 472]: Location Invariant Derived location invariant: 0 - InvariantResult [Line: 433]: Location Invariant Derived location invariant: 0 - InvariantResult [Line: 458]: Location Invariant Derived location invariant: 0 - InvariantResult [Line: 398]: Location Invariant Derived location invariant: 0 - InvariantResult [Line: 218]: Location Invariant Derived location invariant: 0 - InvariantResult [Line: 205]: Location Invariant Derived location invariant: 0 - InvariantResult [Line: 177]: Location Invariant Derived location invariant: 0 - InvariantResult [Line: 552]: Location Invariant Derived location invariant: 0 - InvariantResult [Line: 133]: Location Invariant Derived location invariant: 0 - InvariantResult [Line: 424]: Location Invariant Derived location invariant: 0 - InvariantResult [Line: 231]: Location Invariant Derived location invariant: 0 - InvariantResult [Line: 541]: Location Invariant Derived location invariant: 0 - InvariantResult [Line: 405]: Location Invariant Derived location invariant: 0 - InvariantResult [Line: 375]: Location Invariant Derived location invariant: 0 - InvariantResult [Line: 398]: Location Invariant Derived location invariant: 0 - InvariantResult [Line: 516]: Location Invariant Derived location invariant: 0 - InvariantResult [Line: 147]: Location Invariant Derived location invariant: 0 - InvariantResult [Line: 179]: Location Invariant Derived location invariant: 0 - InvariantResult [Line: 252]: Location Invariant Derived location invariant: (x == \old(x)) - InvariantResult [Line: 387]: Location Invariant Derived location invariant: 0 - InvariantResult [Line: 571]: Location Invariant Derived location invariant: 0 - InvariantResult [Line: 398]: Location Invariant Derived location invariant: 0 - InvariantResult [Line: 398]: Location Invariant Derived location invariant: 0 - InvariantResult [Line: 245]: Location Invariant Derived location invariant: 0 - InvariantResult [Line: 398]: Location Invariant Derived location invariant: 0 - InvariantResult [Line: 116]: Location Invariant Derived location invariant: 0 - InvariantResult [Line: 177]: Location Invariant Derived location invariant: 0 - InvariantResult [Line: 297]: Location Invariant Derived location invariant: 0 - InvariantResult [Line: 297]: Location Invariant Derived location invariant: 0 - InvariantResult [Line: 254]: Location Invariant Derived location invariant: (x == \old(x)) - InvariantResult [Line: 503]: Location Invariant Derived location invariant: 0 - InvariantResult [Line: 488]: Location Invariant Derived location invariant: 0 - InvariantResult [Line: 170]: Location Invariant Derived location invariant: 0 RESULT: Ultimate proved your program to be correct! [2025-03-08 03:12:40,011 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE