./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/no-overflow.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_08_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a046e57d Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_08_good.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-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 ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash cd42774274db30e1f2f7ad533f245025d8b50910d50d0cd186fc2e23c8edec39 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-mul-div-a046e57-m [2024-10-13 14:58:12,990 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-13 14:58:13,048 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Default.epf [2024-10-13 14:58:13,052 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-13 14:58:13,052 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-13 14:58:13,076 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-13 14:58:13,077 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-13 14:58:13,077 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-13 14:58:13,078 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-13 14:58:13,079 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-13 14:58:13,080 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-13 14:58:13,080 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-13 14:58:13,080 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-13 14:58:13,081 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-13 14:58:13,081 INFO L153 SettingsManager]: * Use SBE=true [2024-10-13 14:58:13,081 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-13 14:58:13,083 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-13 14:58:13,083 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-13 14:58:13,083 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-13 14:58:13,083 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-13 14:58:13,084 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-13 14:58:13,084 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-13 14:58:13,084 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-13 14:58:13,085 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-10-13 14:58:13,088 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-13 14:58:13,088 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-13 14:58:13,088 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-13 14:58:13,089 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-13 14:58:13,089 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-13 14:58:13,089 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-13 14:58:13,089 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-13 14:58:13,090 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-13 14:58:13,090 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-13 14:58:13,090 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-13 14:58:13,090 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-13 14:58:13,091 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-13 14:58:13,091 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-13 14:58:13,091 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-13 14:58:13,091 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-13 14:58:13,092 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-13 14:58:13,092 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-13 14:58:13,092 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cd42774274db30e1f2f7ad533f245025d8b50910d50d0cd186fc2e23c8edec39 [2024-10-13 14:58:13,239 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-13 14:58:13,252 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-13 14:58:13,254 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-13 14:58:13,255 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-13 14:58:13,256 INFO L274 PluginConnector]: CDTParser initialized [2024-10-13 14:58:13,256 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_08_good.i [2024-10-13 14:58:14,770 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-13 14:58:15,085 INFO L384 CDTParser]: Found 1 translation units. [2024-10-13 14:58:15,086 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_08_good.i [2024-10-13 14:58:15,109 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c86d55a8d/ef0af8c6f08d4c50970193c2a33fdfcc/FLAG1cec1f7f4 [2024-10-13 14:58:15,120 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c86d55a8d/ef0af8c6f08d4c50970193c2a33fdfcc [2024-10-13 14:58:15,123 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-13 14:58:15,123 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-13 14:58:15,124 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-13 14:58:15,124 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-13 14:58:15,129 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-13 14:58:15,129 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 02:58:15" (1/1) ... [2024-10-13 14:58:15,131 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@87c3baa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 02:58:15, skipping insertion in model container [2024-10-13 14:58:15,132 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 02:58:15" (1/1) ... [2024-10-13 14:58:15,180 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-13 14:58:16,016 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: sqrt at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:610) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:2916) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:253) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1586) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:271) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1009) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:283) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:789) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:286) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:789) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:286) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1736) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:233) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1150) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1133) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:236) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1767) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:233) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1150) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1133) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:236) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:387) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1613) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:159) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3465) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2491) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:639) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:135) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:189) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:116) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:94) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:145) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-10-13 14:58:16,024 INFO L158 Benchmark]: Toolchain (without parser) took 899.61ms. Allocated memory is still 182.5MB. Free memory was 107.2MB in the beginning and 137.6MB in the end (delta: -30.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-10-13 14:58:16,025 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 182.5MB. Free memory is still 139.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-13 14:58:16,025 INFO L158 Benchmark]: CACSL2BoogieTranslator took 898.17ms. Allocated memory is still 182.5MB. Free memory was 107.0MB in the beginning and 137.6MB in the end (delta: -30.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-10-13 14:58:16,026 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 182.5MB. Free memory is still 139.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 898.17ms. Allocated memory is still 182.5MB. Free memory was 107.0MB in the beginning and 137.6MB in the end (delta: -30.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: sqrt de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: sqrt: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:610) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_08_good.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-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 ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash cd42774274db30e1f2f7ad533f245025d8b50910d50d0cd186fc2e23c8edec39 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-mul-div-a046e57-m [2024-10-13 14:58:17,782 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-13 14:58:17,855 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf [2024-10-13 14:58:17,859 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-13 14:58:17,861 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-13 14:58:17,862 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.Checked method. Library mode if empty. [2024-10-13 14:58:17,890 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-13 14:58:17,890 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-13 14:58:17,890 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-13 14:58:17,891 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-13 14:58:17,891 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-13 14:58:17,891 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-13 14:58:17,892 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-13 14:58:17,892 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-13 14:58:17,894 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-13 14:58:17,894 INFO L153 SettingsManager]: * Use SBE=true [2024-10-13 14:58:17,895 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-13 14:58:17,895 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-13 14:58:17,897 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-13 14:58:17,898 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-13 14:58:17,898 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-13 14:58:17,902 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-13 14:58:17,902 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-10-13 14:58:17,902 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-10-13 14:58:17,902 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-13 14:58:17,903 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-10-13 14:58:17,903 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-10-13 14:58:17,903 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-13 14:58:17,903 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-13 14:58:17,905 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-13 14:58:17,905 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-13 14:58:17,905 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-13 14:58:17,905 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-13 14:58:17,905 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-13 14:58:17,906 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-13 14:58:17,906 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-13 14:58:17,906 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-13 14:58:17,906 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-13 14:58:17,906 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-10-13 14:58:17,906 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-10-13 14:58:17,906 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-13 14:58:17,908 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-13 14:58:17,908 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-13 14:58:17,908 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-13 14:58:17,908 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-10-13 14:58:17,909 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cd42774274db30e1f2f7ad533f245025d8b50910d50d0cd186fc2e23c8edec39 [2024-10-13 14:58:18,153 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-13 14:58:18,183 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-13 14:58:18,186 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-13 14:58:18,187 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-13 14:58:18,187 INFO L274 PluginConnector]: CDTParser initialized [2024-10-13 14:58:18,189 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_08_good.i [2024-10-13 14:58:19,683 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-13 14:58:19,991 INFO L384 CDTParser]: Found 1 translation units. [2024-10-13 14:58:19,991 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_08_good.i [2024-10-13 14:58:20,016 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6c4cd5e84/b5868733b12d44bb932ab74cb0147804/FLAGa7176aacf [2024-10-13 14:58:20,030 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6c4cd5e84/b5868733b12d44bb932ab74cb0147804 [2024-10-13 14:58:20,032 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-13 14:58:20,033 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-13 14:58:20,035 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-13 14:58:20,035 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-13 14:58:20,042 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-13 14:58:20,043 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 02:58:20" (1/1) ... [2024-10-13 14:58:20,044 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68f6f353 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 02:58:20, skipping insertion in model container [2024-10-13 14:58:20,045 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 02:58:20" (1/1) ... [2024-10-13 14:58:20,117 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-13 14:58:20,903 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-13 14:58:20,916 INFO L200 MainTranslator]: Completed pre-run [2024-10-13 14:58:21,006 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-13 14:58:21,310 INFO L204 MainTranslator]: Completed translation [2024-10-13 14:58:21,311 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 02:58:21 WrapperNode [2024-10-13 14:58:21,312 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-13 14:58:21,312 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-13 14:58:21,313 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-13 14:58:21,313 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-13 14:58:21,318 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 02:58:21" (1/1) ... [2024-10-13 14:58:21,346 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 02:58:21" (1/1) ... [2024-10-13 14:58:21,373 INFO L138 Inliner]: procedures = 946, calls = 46, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 131 [2024-10-13 14:58:21,373 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-13 14:58:21,374 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-13 14:58:21,374 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-13 14:58:21,374 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-13 14:58:21,382 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 02:58:21" (1/1) ... [2024-10-13 14:58:21,382 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 02:58:21" (1/1) ... [2024-10-13 14:58:21,386 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 02:58:21" (1/1) ... [2024-10-13 14:58:21,395 INFO L175 MemorySlicer]: No memory access in input program. [2024-10-13 14:58:21,396 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 02:58:21" (1/1) ... [2024-10-13 14:58:21,396 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 02:58:21" (1/1) ... [2024-10-13 14:58:21,402 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 02:58:21" (1/1) ... [2024-10-13 14:58:21,403 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 02:58:21" (1/1) ... [2024-10-13 14:58:21,405 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 02:58:21" (1/1) ... [2024-10-13 14:58:21,406 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 02:58:21" (1/1) ... [2024-10-13 14:58:21,409 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-13 14:58:21,410 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-13 14:58:21,410 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-13 14:58:21,410 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-13 14:58:21,410 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 02:58:21" (1/1) ... [2024-10-13 14:58:21,414 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-13 14:58:21,424 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 14:58:21,438 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-13 14:58:21,449 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-13 14:58:21,482 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2024-10-13 14:58:21,482 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2024-10-13 14:58:21,482 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-13 14:58:21,482 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-13 14:58:21,482 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-13 14:58:21,482 INFO L130 BoogieDeclarations]: Found specification of procedure staticReturnsTrue [2024-10-13 14:58:21,482 INFO L138 BoogieDeclarations]: Found implementation of procedure staticReturnsTrue [2024-10-13 14:58:21,482 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-10-13 14:58:21,482 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-10-13 14:58:21,483 INFO L130 BoogieDeclarations]: Found specification of procedure staticReturnsFalse [2024-10-13 14:58:21,483 INFO L138 BoogieDeclarations]: Found implementation of procedure staticReturnsFalse [2024-10-13 14:58:21,587 INFO L238 CfgBuilder]: Building ICFG [2024-10-13 14:58:21,589 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-13 14:58:27,478 INFO L? ?]: Removed 30 outVars from TransFormulas that were not future-live. [2024-10-13 14:58:27,478 INFO L287 CfgBuilder]: Performing block encoding [2024-10-13 14:58:27,514 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-13 14:58:27,514 INFO L314 CfgBuilder]: Removed 0 assume(true) statements. [2024-10-13 14:58:27,514 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 02:58:27 BoogieIcfgContainer [2024-10-13 14:58:27,514 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-13 14:58:27,516 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-13 14:58:27,516 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-13 14:58:27,518 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-13 14:58:27,519 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 02:58:20" (1/3) ... [2024-10-13 14:58:27,519 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6a8c4533 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 02:58:27, skipping insertion in model container [2024-10-13 14:58:27,520 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 02:58:21" (2/3) ... [2024-10-13 14:58:27,521 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6a8c4533 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 02:58:27, skipping insertion in model container [2024-10-13 14:58:27,521 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 02:58:27" (3/3) ... [2024-10-13 14:58:27,522 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_fscanf_square_08_good.i [2024-10-13 14:58:27,533 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-13 14:58:27,534 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 10 error locations. [2024-10-13 14:58:27,586 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-13 14:58:27,591 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;@32dc5c24, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-13 14:58:27,592 INFO L334 AbstractCegarLoop]: Starting to check reachability of 10 error locations. [2024-10-13 14:58:27,594 INFO L276 IsEmpty]: Start isEmpty. Operand has 76 states, 43 states have (on average 1.5348837209302326) internal successors, (66), 53 states have internal predecessors, (66), 18 states have call successors, (18), 4 states have call predecessors, (18), 4 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-10-13 14:58:27,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-10-13 14:58:27,600 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 14:58:27,601 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 14:58:27,602 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2024-10-13 14:58:27,605 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 14:58:27,606 INFO L85 PathProgramCache]: Analyzing trace with hash -852043684, now seen corresponding path program 1 times [2024-10-13 14:58:27,614 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-13 14:58:27,615 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1865201097] [2024-10-13 14:58:27,615 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 14:58:27,615 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-10-13 14:58:27,615 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-13 14:58:27,618 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-10-13 14:58:27,623 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-10-13 14:58:27,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:58:27,722 INFO L255 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-10-13 14:58:27,726 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-13 14:58:27,782 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-13 14:58:27,782 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-13 14:58:27,782 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-13 14:58:27,783 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1865201097] [2024-10-13 14:58:27,783 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1865201097] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 14:58:27,783 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 14:58:27,783 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-13 14:58:27,784 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [186427441] [2024-10-13 14:58:27,787 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 14:58:27,791 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-13 14:58:27,791 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-13 14:58:27,804 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-13 14:58:27,805 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-13 14:58:27,807 INFO L87 Difference]: Start difference. First operand has 76 states, 43 states have (on average 1.5348837209302326) internal successors, (66), 53 states have internal predecessors, (66), 18 states have call successors, (18), 4 states have call predecessors, (18), 4 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) Second operand has 4 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 4 states have internal predecessors, (11), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2024-10-13 14:58:31,870 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-10-13 14:58:35,885 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-10-13 14:58:39,888 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-10-13 14:58:41,163 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.20s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-10-13 14:58:41,202 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 14:58:41,202 INFO L93 Difference]: Finished difference Result 149 states and 200 transitions. [2024-10-13 14:58:41,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-13 14:58:41,204 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 4 states have internal predecessors, (11), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 17 [2024-10-13 14:58:41,204 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 14:58:41,209 INFO L225 Difference]: With dead ends: 149 [2024-10-13 14:58:41,209 INFO L226 Difference]: Without dead ends: 78 [2024-10-13 14:58:41,211 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-13 14:58:41,213 INFO L432 NwaCegarLoop]: 92 mSDtfsCounter, 10 mSDsluCounter, 164 mSDsCounter, 0 mSdLazyCounter, 52 mSolverCounterSat, 3 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14 SdHoareTripleChecker+Valid, 256 SdHoareTripleChecker+Invalid, 58 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 52 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.4s IncrementalHoareTripleChecker+Time [2024-10-13 14:58:41,214 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [14 Valid, 256 Invalid, 58 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 52 Invalid, 3 Unknown, 0 Unchecked, 13.4s Time] [2024-10-13 14:58:41,224 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2024-10-13 14:58:41,240 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 72. [2024-10-13 14:58:41,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 72 states, 42 states have (on average 1.5) internal successors, (63), 50 states have internal predecessors, (63), 17 states have call successors, (17), 4 states have call predecessors, (17), 4 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2024-10-13 14:58:41,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 72 states and 97 transitions. [2024-10-13 14:58:41,243 INFO L78 Accepts]: Start accepts. Automaton has 72 states and 97 transitions. Word has length 17 [2024-10-13 14:58:41,244 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 14:58:41,244 INFO L471 AbstractCegarLoop]: Abstraction has 72 states and 97 transitions. [2024-10-13 14:58:41,244 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 4 states have internal predecessors, (11), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2024-10-13 14:58:41,244 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 97 transitions. [2024-10-13 14:58:41,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-10-13 14:58:41,245 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 14:58:41,245 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 14:58:41,249 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-10-13 14:58:41,448 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-10-13 14:58:41,449 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2024-10-13 14:58:41,450 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 14:58:41,450 INFO L85 PathProgramCache]: Analyzing trace with hash -643546324, now seen corresponding path program 1 times [2024-10-13 14:58:41,450 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-13 14:58:41,451 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1944937286] [2024-10-13 14:58:41,451 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 14:58:41,451 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-10-13 14:58:41,451 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-13 14:58:41,453 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-10-13 14:58:41,474 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-10-13 14:58:41,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:58:41,527 INFO L255 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-10-13 14:58:41,528 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-13 14:58:41,535 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-13 14:58:41,535 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-13 14:58:41,535 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-13 14:58:41,535 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1944937286] [2024-10-13 14:58:41,535 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1944937286] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 14:58:41,535 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 14:58:41,535 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-13 14:58:41,535 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1773494294] [2024-10-13 14:58:41,536 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 14:58:41,536 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-13 14:58:41,536 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-13 14:58:41,537 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-13 14:58:41,537 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 14:58:41,537 INFO L87 Difference]: Start difference. First operand 72 states and 97 transitions. Second operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2024-10-13 14:58:41,583 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 14:58:41,583 INFO L93 Difference]: Finished difference Result 128 states and 168 transitions. [2024-10-13 14:58:41,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-13 14:58:41,587 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 18 [2024-10-13 14:58:41,587 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 14:58:41,588 INFO L225 Difference]: With dead ends: 128 [2024-10-13 14:58:41,588 INFO L226 Difference]: Without dead ends: 73 [2024-10-13 14:58:41,589 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 14:58:41,590 INFO L432 NwaCegarLoop]: 87 mSDtfsCounter, 0 mSDsluCounter, 80 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 167 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-13 14:58:41,592 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 167 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-13 14:58:41,593 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2024-10-13 14:58:41,599 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 73. [2024-10-13 14:58:41,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 73 states, 43 states have (on average 1.4883720930232558) internal successors, (64), 51 states have internal predecessors, (64), 17 states have call successors, (17), 4 states have call predecessors, (17), 4 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2024-10-13 14:58:41,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 98 transitions. [2024-10-13 14:58:41,604 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 98 transitions. Word has length 18 [2024-10-13 14:58:41,605 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 14:58:41,605 INFO L471 AbstractCegarLoop]: Abstraction has 73 states and 98 transitions. [2024-10-13 14:58:41,624 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2024-10-13 14:58:41,624 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 98 transitions. [2024-10-13 14:58:41,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-10-13 14:58:41,625 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 14:58:41,625 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 14:58:41,635 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2024-10-13 14:58:41,826 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-10-13 14:58:41,827 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2024-10-13 14:58:41,832 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 14:58:41,832 INFO L85 PathProgramCache]: Analyzing trace with hash 1524775518, now seen corresponding path program 1 times [2024-10-13 14:58:41,833 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-13 14:58:41,833 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1911208080] [2024-10-13 14:58:41,833 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 14:58:41,833 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-10-13 14:58:41,833 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-13 14:58:41,834 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-10-13 14:58:41,838 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2024-10-13 14:59:18,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:59:19,023 INFO L255 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-10-13 14:59:19,025 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-13 14:59:19,407 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-13 14:59:19,407 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-13 14:59:19,408 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-13 14:59:19,408 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1911208080] [2024-10-13 14:59:19,408 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1911208080] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 14:59:19,408 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 14:59:19,408 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-13 14:59:19,408 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [931586474] [2024-10-13 14:59:19,408 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 14:59:19,409 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-13 14:59:19,409 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-13 14:59:19,409 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-13 14:59:19,409 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-10-13 14:59:19,410 INFO L87 Difference]: Start difference. First operand 73 states and 98 transitions. Second operand has 6 states, 5 states have (on average 2.6) internal successors, (13), 6 states have internal predecessors, (13), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2024-10-13 14:59:23,776 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-10-13 14:59:27,779 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-10-13 14:59:31,781 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-10-13 14:59:35,783 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-10-13 14:59:39,786 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-10-13 14:59:39,902 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 14:59:39,903 INFO L93 Difference]: Finished difference Result 132 states and 174 transitions. [2024-10-13 14:59:39,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-13 14:59:39,903 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 2.6) internal successors, (13), 6 states have internal predecessors, (13), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 19 [2024-10-13 14:59:39,903 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 14:59:39,904 INFO L225 Difference]: With dead ends: 132 [2024-10-13 14:59:39,904 INFO L226 Difference]: Without dead ends: 80 [2024-10-13 14:59:39,905 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-10-13 14:59:39,905 INFO L432 NwaCegarLoop]: 81 mSDtfsCounter, 14 mSDsluCounter, 222 mSDsCounter, 0 mSdLazyCounter, 67 mSolverCounterSat, 8 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 20.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 18 SdHoareTripleChecker+Valid, 303 SdHoareTripleChecker+Invalid, 80 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 67 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 20.4s IncrementalHoareTripleChecker+Time [2024-10-13 14:59:39,905 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [18 Valid, 303 Invalid, 80 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 67 Invalid, 5 Unknown, 0 Unchecked, 20.4s Time] [2024-10-13 14:59:39,906 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80 states. [2024-10-13 14:59:39,910 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80 to 74. [2024-10-13 14:59:39,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 74 states, 45 states have (on average 1.4444444444444444) internal successors, (65), 52 states have internal predecessors, (65), 17 states have call successors, (17), 4 states have call predecessors, (17), 4 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2024-10-13 14:59:39,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 99 transitions. [2024-10-13 14:59:39,912 INFO L78 Accepts]: Start accepts. Automaton has 74 states and 99 transitions. Word has length 19 [2024-10-13 14:59:39,912 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 14:59:39,912 INFO L471 AbstractCegarLoop]: Abstraction has 74 states and 99 transitions. [2024-10-13 14:59:39,912 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 2.6) internal successors, (13), 6 states have internal predecessors, (13), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2024-10-13 14:59:39,912 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 99 transitions. [2024-10-13 14:59:39,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-10-13 14:59:39,913 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 14:59:39,913 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 14:59:39,921 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 [2024-10-13 14:59:40,117 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-10-13 14:59:40,118 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2024-10-13 14:59:40,119 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 14:59:40,119 INFO L85 PathProgramCache]: Analyzing trace with hash 23400878, now seen corresponding path program 1 times [2024-10-13 14:59:40,120 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-13 14:59:40,120 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1742588605] [2024-10-13 14:59:40,120 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 14:59:40,120 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-10-13 14:59:40,120 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-13 14:59:40,122 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-10-13 14:59:40,132 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process