./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_rand_square_17_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 84cfde4a Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_17_good.i -s /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-clean/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 b410dff271a7565d92c181615912a2ba6fcc1b46b47a2ddfeb98ac4bf099e59a --- Real Ultimate output --- This is Ultimate 0.2.5-dev-84cfde4 [2024-10-11 22:37:29,893 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-11 22:37:29,930 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Default.epf [2024-10-11 22:37:29,932 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-11 22:37:29,933 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-11 22:37:29,947 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-11 22:37:29,947 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-11 22:37:29,948 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-11 22:37:29,948 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-11 22:37:29,948 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-11 22:37:29,949 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-11 22:37:29,949 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-11 22:37:29,949 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-11 22:37:29,950 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-11 22:37:29,950 INFO L153 SettingsManager]: * Use SBE=true [2024-10-11 22:37:29,950 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-11 22:37:29,950 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-11 22:37:29,951 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-11 22:37:29,951 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-11 22:37:29,951 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-11 22:37:29,952 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-11 22:37:29,952 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-11 22:37:29,952 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-11 22:37:29,953 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-10-11 22:37:29,953 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-11 22:37:29,953 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-11 22:37:29,953 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-11 22:37:29,954 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-11 22:37:29,954 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-11 22:37:29,954 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-11 22:37:29,954 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-11 22:37:29,954 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-11 22:37:29,955 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-11 22:37:29,955 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-11 22:37:29,955 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-11 22:37:29,955 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-11 22:37:29,955 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-11 22:37:29,956 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-11 22:37:29,956 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-11 22:37:29,956 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-11 22:37:29,956 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-11 22:37:29,957 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-clean/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b410dff271a7565d92c181615912a2ba6fcc1b46b47a2ddfeb98ac4bf099e59a [2024-10-11 22:37:30,149 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-11 22:37:30,168 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-11 22:37:30,170 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-11 22:37:30,171 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-11 22:37:30,172 INFO L274 PluginConnector]: CDTParser initialized [2024-10-11 22:37:30,172 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_17_good.i [2024-10-11 22:37:31,492 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-11 22:37:31,935 INFO L384 CDTParser]: Found 1 translation units. [2024-10-11 22:37:31,935 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_17_good.i [2024-10-11 22:37:31,952 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/26160d53f/f8afcba25a30486f80a54f60075454d0/FLAG2a0fbc3ab [2024-10-11 22:37:32,082 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/26160d53f/f8afcba25a30486f80a54f60075454d0 [2024-10-11 22:37:32,084 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-11 22:37:32,085 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-11 22:37:32,086 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-11 22:37:32,092 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-11 22:37:32,099 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-11 22:37:32,102 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 10:37:32" (1/1) ... [2024-10-11 22:37:32,103 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12d8f658 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 10:37:32, skipping insertion in model container [2024-10-11 22:37:32,103 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 10:37:32" (1/1) ... [2024-10-11 22:37:32,169 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-11 22:37:33,046 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.handleLoopBody(CHandler.java:3560) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1540) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:227) 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) [2024-10-11 22:37:33,054 INFO L158 Benchmark]: Toolchain (without parser) took 968.44ms. Allocated memory is still 192.9MB. Free memory was 114.4MB in the beginning and 151.3MB in the end (delta: -36.9MB). Peak memory consumption was 28.1MB. Max. memory is 16.1GB. [2024-10-11 22:37:33,054 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 192.9MB. Free memory is still 149.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-11 22:37:33,055 INFO L158 Benchmark]: CACSL2BoogieTranslator took 966.96ms. Allocated memory is still 192.9MB. Free memory was 114.2MB in the beginning and 151.3MB in the end (delta: -37.1MB). Peak memory consumption was 26.0MB. Max. memory is 16.1GB. [2024-10-11 22:37:33,055 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 192.9MB. Free memory is still 149.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 966.96ms. Allocated memory is still 192.9MB. Free memory was 114.2MB in the beginning and 151.3MB in the end (delta: -37.1MB). Peak memory consumption was 26.0MB. 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-clean/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_17_good.i -s /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-clean/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 b410dff271a7565d92c181615912a2ba6fcc1b46b47a2ddfeb98ac4bf099e59a --- Real Ultimate output --- This is Ultimate 0.2.5-dev-84cfde4 [2024-10-11 22:37:34,952 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-11 22:37:35,001 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf [2024-10-11 22:37:35,006 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-11 22:37:35,007 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-11 22:37:35,007 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.Checked method. Library mode if empty. [2024-10-11 22:37:35,035 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-11 22:37:35,038 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-11 22:37:35,038 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-11 22:37:35,039 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-11 22:37:35,039 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-11 22:37:35,040 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-11 22:37:35,040 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-11 22:37:35,040 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-11 22:37:35,041 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-11 22:37:35,041 INFO L153 SettingsManager]: * Use SBE=true [2024-10-11 22:37:35,041 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-11 22:37:35,041 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-11 22:37:35,042 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-11 22:37:35,042 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-11 22:37:35,042 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-11 22:37:35,045 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-11 22:37:35,045 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-10-11 22:37:35,046 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-10-11 22:37:35,046 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-11 22:37:35,046 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-10-11 22:37:35,048 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-10-11 22:37:35,048 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-11 22:37:35,049 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-11 22:37:35,049 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-11 22:37:35,049 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-11 22:37:35,049 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-11 22:37:35,049 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-11 22:37:35,049 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-11 22:37:35,049 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-11 22:37:35,050 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-11 22:37:35,050 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-11 22:37:35,050 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-11 22:37:35,050 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-10-11 22:37:35,050 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-10-11 22:37:35,050 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-11 22:37:35,051 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-11 22:37:35,052 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-11 22:37:35,052 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-11 22:37:35,052 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-10-11 22:37:35,052 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-clean/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b410dff271a7565d92c181615912a2ba6fcc1b46b47a2ddfeb98ac4bf099e59a [2024-10-11 22:37:35,302 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-11 22:37:35,331 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-11 22:37:35,333 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-11 22:37:35,334 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-11 22:37:35,334 INFO L274 PluginConnector]: CDTParser initialized [2024-10-11 22:37:35,335 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_17_good.i [2024-10-11 22:37:36,904 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-11 22:37:37,164 INFO L384 CDTParser]: Found 1 translation units. [2024-10-11 22:37:37,165 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_17_good.i [2024-10-11 22:37:37,186 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/5be011a79/6e8a19bf7fd5466895ba607728368ee9/FLAGd53707452 [2024-10-11 22:37:37,197 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/5be011a79/6e8a19bf7fd5466895ba607728368ee9 [2024-10-11 22:37:37,199 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-11 22:37:37,200 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-11 22:37:37,201 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-11 22:37:37,201 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-11 22:37:37,205 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-11 22:37:37,206 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 10:37:37" (1/1) ... [2024-10-11 22:37:37,206 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ad39298 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 10:37:37, skipping insertion in model container [2024-10-11 22:37:37,207 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 10:37:37" (1/1) ... [2024-10-11 22:37:37,292 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-11 22:37:38,131 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-11 22:37:38,140 INFO L200 MainTranslator]: Completed pre-run [2024-10-11 22:37:38,242 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-11 22:37:38,464 INFO L204 MainTranslator]: Completed translation [2024-10-11 22:37:38,465 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 10:37:38 WrapperNode [2024-10-11 22:37:38,465 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-11 22:37:38,466 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-11 22:37:38,466 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-11 22:37:38,466 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-11 22:37:38,471 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 10:37:38" (1/1) ... [2024-10-11 22:37:38,509 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 10:37:38" (1/1) ... [2024-10-11 22:37:38,546 INFO L138 Inliner]: procedures = 942, calls = 28, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 118 [2024-10-11 22:37:38,546 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-11 22:37:38,547 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-11 22:37:38,547 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-11 22:37:38,547 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-11 22:37:38,557 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 10:37:38" (1/1) ... [2024-10-11 22:37:38,557 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 10:37:38" (1/1) ... [2024-10-11 22:37:38,564 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 10:37:38" (1/1) ... [2024-10-11 22:37:38,578 INFO L175 MemorySlicer]: No memory access in input program. [2024-10-11 22:37:38,578 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 10:37:38" (1/1) ... [2024-10-11 22:37:38,579 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 10:37:38" (1/1) ... [2024-10-11 22:37:38,590 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 10:37:38" (1/1) ... [2024-10-11 22:37:38,592 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 10:37:38" (1/1) ... [2024-10-11 22:37:38,597 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 10:37:38" (1/1) ... [2024-10-11 22:37:38,598 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 10:37:38" (1/1) ... [2024-10-11 22:37:38,605 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-11 22:37:38,606 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-11 22:37:38,606 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-11 22:37:38,606 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-11 22:37:38,606 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 10:37:38" (1/1) ... [2024-10-11 22:37:38,614 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-11 22:37:38,624 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 22:37:38,637 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-11 22:37:38,641 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-11 22:37:38,675 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2024-10-11 22:37:38,675 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2024-10-11 22:37:38,675 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-11 22:37:38,675 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-11 22:37:38,675 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-11 22:37:38,675 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-10-11 22:37:38,675 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-10-11 22:37:38,815 INFO L238 CfgBuilder]: Building ICFG [2024-10-11 22:37:38,818 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-11 22:37:42,910 INFO L? ?]: Removed 40 outVars from TransFormulas that were not future-live. [2024-10-11 22:37:42,910 INFO L287 CfgBuilder]: Performing block encoding [2024-10-11 22:37:42,932 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-11 22:37:42,932 INFO L314 CfgBuilder]: Removed 4 assume(true) statements. [2024-10-11 22:37:42,932 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 10:37:42 BoogieIcfgContainer [2024-10-11 22:37:42,932 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-11 22:37:42,934 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-11 22:37:42,934 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-11 22:37:42,936 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-11 22:37:42,936 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 10:37:37" (1/3) ... [2024-10-11 22:37:42,937 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@22ffbc06 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 10:37:42, skipping insertion in model container [2024-10-11 22:37:42,937 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 10:37:38" (2/3) ... [2024-10-11 22:37:42,937 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@22ffbc06 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 10:37:42, skipping insertion in model container [2024-10-11 22:37:42,937 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 10:37:42" (3/3) ... [2024-10-11 22:37:42,938 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_rand_square_17_good.i [2024-10-11 22:37:42,949 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-11 22:37:42,950 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 13 error locations. [2024-10-11 22:37:43,025 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-11 22:37:43,030 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;@66414577, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-11 22:37:43,031 INFO L334 AbstractCegarLoop]: Starting to check reachability of 13 error locations. [2024-10-11 22:37:43,034 INFO L276 IsEmpty]: Start isEmpty. Operand has 57 states, 36 states have (on average 1.6944444444444444) internal successors, (61), 49 states have internal predecessors, (61), 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) [2024-10-11 22:37:43,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-10-11 22:37:43,041 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 22:37:43,042 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 22:37:43,042 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 10 more)] === [2024-10-11 22:37:43,047 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 22:37:43,048 INFO L85 PathProgramCache]: Analyzing trace with hash 1945028406, now seen corresponding path program 1 times [2024-10-11 22:37:43,058 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-11 22:37:43,058 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2143093705] [2024-10-11 22:37:43,058 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 22:37:43,059 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 [2024-10-11 22:37:43,059 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-11 22:37:43,065 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-clean/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) [2024-10-11 22:37:43,066 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/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 [2024-10-11 22:37:43,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 22:37:43,170 INFO L255 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-10-11 22:37:43,174 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 22:37:43,188 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 22:37:43,189 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-11 22:37:43,189 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-11 22:37:43,189 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2143093705] [2024-10-11 22:37:43,190 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2143093705] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 22:37:43,190 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 22:37:43,190 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-10-11 22:37:43,191 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1222761581] [2024-10-11 22:37:43,192 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 22:37:43,195 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-10-11 22:37:43,195 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-11 22:37:43,210 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-11 22:37:43,211 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-11 22:37:43,213 INFO L87 Difference]: Start difference. First operand has 57 states, 36 states have (on average 1.6944444444444444) internal successors, (61), 49 states have internal predecessors, (61), 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, 1 states have (on average 9.0) internal successors, (9), 2 states have internal predecessors, (9), 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) [2024-10-11 22:37:43,242 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 22:37:43,243 INFO L93 Difference]: Finished difference Result 101 states and 128 transitions. [2024-10-11 22:37:43,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-11 22:37:43,245 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 1 states have (on average 9.0) internal successors, (9), 2 states have internal predecessors, (9), 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 11 [2024-10-11 22:37:43,245 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 22:37:43,250 INFO L225 Difference]: With dead ends: 101 [2024-10-11 22:37:43,250 INFO L226 Difference]: Without dead ends: 49 [2024-10-11 22:37:43,252 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-11 22:37:43,255 INFO L432 NwaCegarLoop]: 56 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 56 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-11 22:37:43,256 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 56 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-11 22:37:43,267 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states. [2024-10-11 22:37:43,279 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 49. [2024-10-11 22:37:43,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 49 states, 34 states have (on average 1.4705882352941178) internal successors, (50), 42 states have internal predecessors, (50), 4 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2024-10-11 22:37:43,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 58 transitions. [2024-10-11 22:37:43,282 INFO L78 Accepts]: Start accepts. Automaton has 49 states and 58 transitions. Word has length 11 [2024-10-11 22:37:43,283 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 22:37:43,283 INFO L471 AbstractCegarLoop]: Abstraction has 49 states and 58 transitions. [2024-10-11 22:37:43,283 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 1 states have (on average 9.0) internal successors, (9), 2 states have internal predecessors, (9), 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) [2024-10-11 22:37:43,284 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 58 transitions. [2024-10-11 22:37:43,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-10-11 22:37:43,284 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 22:37:43,285 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 22:37:43,289 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/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 [2024-10-11 22:37:43,488 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate-clean/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 [2024-10-11 22:37:43,488 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 10 more)] === [2024-10-11 22:37:43,489 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 22:37:43,489 INFO L85 PathProgramCache]: Analyzing trace with hash 164818749, now seen corresponding path program 1 times [2024-10-11 22:37:43,490 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-11 22:37:43,490 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1901717832] [2024-10-11 22:37:43,490 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 22:37:43,490 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 [2024-10-11 22:37:43,490 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-11 22:37:43,493 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-clean/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) [2024-10-11 22:37:43,493 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/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 [2024-10-11 22:37:43,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 22:37:43,535 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-10-11 22:37:43,536 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 22:37:43,559 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 22:37:43,561 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-11 22:37:43,561 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-11 22:37:43,561 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1901717832] [2024-10-11 22:37:43,561 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1901717832] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 22:37:43,561 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 22:37:43,562 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-11 22:37:43,562 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1791902013] [2024-10-11 22:37:43,562 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 22:37:43,563 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-11 22:37:43,563 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-11 22:37:43,564 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-11 22:37:43,565 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-11 22:37:43,565 INFO L87 Difference]: Start difference. First operand 49 states and 58 transitions. Second operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 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) [2024-10-11 22:37:43,607 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 22:37:43,608 INFO L93 Difference]: Finished difference Result 92 states and 109 transitions. [2024-10-11 22:37:43,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-11 22:37:43,609 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 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 12 [2024-10-11 22:37:43,609 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 22:37:43,610 INFO L225 Difference]: With dead ends: 92 [2024-10-11 22:37:43,611 INFO L226 Difference]: Without dead ends: 52 [2024-10-11 22:37:43,612 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-11 22:37:43,613 INFO L432 NwaCegarLoop]: 52 mSDtfsCounter, 3 mSDsluCounter, 48 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 100 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-11 22:37:43,613 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 100 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-11 22:37:43,614 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52 states. [2024-10-11 22:37:43,618 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52 to 50. [2024-10-11 22:37:43,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 50 states, 35 states have (on average 1.457142857142857) internal successors, (51), 43 states have internal predecessors, (51), 4 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2024-10-11 22:37:43,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 59 transitions. [2024-10-11 22:37:43,620 INFO L78 Accepts]: Start accepts. Automaton has 50 states and 59 transitions. Word has length 12 [2024-10-11 22:37:43,620 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 22:37:43,620 INFO L471 AbstractCegarLoop]: Abstraction has 50 states and 59 transitions. [2024-10-11 22:37:43,620 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 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) [2024-10-11 22:37:43,620 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 59 transitions. [2024-10-11 22:37:43,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-10-11 22:37:43,621 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 22:37:43,621 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 22:37:43,624 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2024-10-11 22:37:43,821 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate-clean/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 [2024-10-11 22:37:43,822 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 10 more)] === [2024-10-11 22:37:43,823 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 22:37:43,823 INFO L85 PathProgramCache]: Analyzing trace with hash 166338507, now seen corresponding path program 1 times [2024-10-11 22:37:43,823 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-11 22:37:43,823 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [55620765] [2024-10-11 22:37:43,823 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 22:37:43,823 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 [2024-10-11 22:37:43,824 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-11 22:37:43,832 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate-clean/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) [2024-10-11 22:37:43,834 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/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 [2024-10-11 22:37:43,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 22:37:43,879 INFO L255 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-10-11 22:37:43,880 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 22:37:43,917 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 22:37:43,920 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-11 22:37:43,920 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-11 22:37:43,921 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [55620765] [2024-10-11 22:37:43,921 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [55620765] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 22:37:43,921 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 22:37:43,921 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-11 22:37:43,921 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2064146670] [2024-10-11 22:37:43,921 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 22:37:43,921 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-11 22:37:43,922 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-11 22:37:43,922 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-11 22:37:43,922 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-11 22:37:43,922 INFO L87 Difference]: Start difference. First operand 50 states and 59 transitions. Second operand has 4 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 4 states have internal predecessors, (10), 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) [2024-10-11 22:37:43,964 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 22:37:43,964 INFO L93 Difference]: Finished difference Result 55 states and 65 transitions. [2024-10-11 22:37:43,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-11 22:37:43,966 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 4 states have internal predecessors, (10), 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 12 [2024-10-11 22:37:43,966 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 22:37:43,966 INFO L225 Difference]: With dead ends: 55 [2024-10-11 22:37:43,966 INFO L226 Difference]: Without dead ends: 54 [2024-10-11 22:37:43,967 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-11 22:37:43,967 INFO L432 NwaCegarLoop]: 50 mSDtfsCounter, 1 mSDsluCounter, 94 mSDsCounter, 0 mSdLazyCounter, 29 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 144 SdHoareTripleChecker+Invalid, 29 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 29 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-11 22:37:43,968 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 144 Invalid, 29 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 29 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-11 22:37:43,968 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 54 states. [2024-10-11 22:37:43,973 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 54 to 54. [2024-10-11 22:37:43,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 54 states, 39 states have (on average 1.435897435897436) internal successors, (56), 47 states have internal predecessors, (56), 4 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2024-10-11 22:37:43,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 64 transitions. [2024-10-11 22:37:43,977 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 64 transitions. Word has length 12 [2024-10-11 22:37:43,977 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 22:37:43,978 INFO L471 AbstractCegarLoop]: Abstraction has 54 states and 64 transitions. [2024-10-11 22:37:43,978 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 4 states have internal predecessors, (10), 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) [2024-10-11 22:37:43,978 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 64 transitions. [2024-10-11 22:37:43,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-10-11 22:37:43,978 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 22:37:43,978 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 22:37:43,987 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2024-10-11 22:37:44,186 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate-clean/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 [2024-10-11 22:37:44,187 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 10 more)] === [2024-10-11 22:37:44,187 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 22:37:44,194 INFO L85 PathProgramCache]: Analyzing trace with hash -606460175, now seen corresponding path program 1 times [2024-10-11 22:37:44,194 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-11 22:37:44,195 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [432514156] [2024-10-11 22:37:44,195 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 22:37:44,195 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 [2024-10-11 22:37:44,195 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-11 22:37:44,199 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate-clean/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) [2024-10-11 22:37:44,200 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2024-10-11 22:37:44,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 22:37:44,271 INFO L255 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-10-11 22:37:44,272 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 22:37:44,315 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-10-11 22:37:44,315 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-11 22:37:44,316 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-11 22:37:44,316 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [432514156] [2024-10-11 22:37:44,316 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [432514156] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 22:37:44,316 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 22:37:44,316 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-11 22:37:44,316 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1068091392] [2024-10-11 22:37:44,320 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 22:37:44,320 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-11 22:37:44,320 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-11 22:37:44,321 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-11 22:37:44,321 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-11 22:37:44,321 INFO L87 Difference]: Start difference. First operand 54 states and 64 transitions. Second operand has 4 states, 3 states have (on average 5.0) internal successors, (15), 4 states have internal predecessors, (15), 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) [2024-10-11 22:37:48,393 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 [] [2024-10-11 22:37:52,401 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-10-11 22:37:56,406 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-10-11 22:37:57,428 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 22:37:57,429 INFO L93 Difference]: Finished difference Result 102 states and 123 transitions. [2024-10-11 22:37:57,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-11 22:37:57,433 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 5.0) internal successors, (15), 4 states have internal predecessors, (15), 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 17 [2024-10-11 22:37:57,433 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 22:37:57,433 INFO L225 Difference]: With dead ends: 102 [2024-10-11 22:37:57,434 INFO L226 Difference]: Without dead ends: 63 [2024-10-11 22:37:57,434 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 [2024-10-11 22:37:57,435 INFO L432 NwaCegarLoop]: 50 mSDtfsCounter, 17 mSDsluCounter, 81 mSDsCounter, 0 mSdLazyCounter, 46 mSolverCounterSat, 3 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 19 SdHoareTripleChecker+Valid, 131 SdHoareTripleChecker+Invalid, 52 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 46 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.1s IncrementalHoareTripleChecker+Time [2024-10-11 22:37:57,436 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [19 Valid, 131 Invalid, 52 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 46 Invalid, 3 Unknown, 0 Unchecked, 13.1s Time] [2024-10-11 22:37:57,437 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63 states. [2024-10-11 22:37:57,441 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63 to 61. [2024-10-11 22:37:57,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 61 states, 46 states have (on average 1.4130434782608696) internal successors, (65), 53 states have internal predecessors, (65), 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) [2024-10-11 22:37:57,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 61 states and 75 transitions. [2024-10-11 22:37:57,443 INFO L78 Accepts]: Start accepts. Automaton has 61 states and 75 transitions. Word has length 17 [2024-10-11 22:37:57,443 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 22:37:57,443 INFO L471 AbstractCegarLoop]: Abstraction has 61 states and 75 transitions. [2024-10-11 22:37:57,443 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 5.0) internal successors, (15), 4 states have internal predecessors, (15), 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) [2024-10-11 22:37:57,444 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 75 transitions. [2024-10-11 22:37:57,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-10-11 22:37:57,444 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 22:37:57,444 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 22:37:57,450 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Ended with exit code 0 [2024-10-11 22:37:57,646 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate-clean/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 [2024-10-11 22:37:57,646 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 10 more)] === [2024-10-11 22:37:57,649 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 22:37:57,649 INFO L85 PathProgramCache]: Analyzing trace with hash -604940417, now seen corresponding path program 1 times [2024-10-11 22:37:57,650 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-11 22:37:57,650 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1788903820] [2024-10-11 22:37:57,650 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 22:37:57,650 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 [2024-10-11 22:37:57,650 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-11 22:37:57,651 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate-clean/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) [2024-10-11 22:37:57,654 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2024-10-11 22:37:57,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 22:37:57,705 INFO L255 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-10-11 22:37:57,706 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 22:37:57,744 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 22:37:57,744 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-11 22:37:57,817 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 22:37:57,820 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-11 22:37:57,820 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1788903820] [2024-10-11 22:37:57,821 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1788903820] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-11 22:37:57,821 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-10-11 22:37:57,821 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2024-10-11 22:37:57,821 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1058381463] [2024-10-11 22:37:57,821 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-10-11 22:37:57,822 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-10-11 22:37:57,822 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-11 22:37:57,822 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-11 22:37:57,822 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-10-11 22:37:57,823 INFO L87 Difference]: Start difference. First operand 61 states and 75 transitions. Second operand has 8 states, 8 states have (on average 2.75) internal successors, (22), 8 states have internal predecessors, (22), 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) [2024-10-11 22:37:57,890 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 22:37:57,891 INFO L93 Difference]: Finished difference Result 109 states and 134 transitions. [2024-10-11 22:37:57,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-11 22:37:57,891 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 2.75) internal successors, (22), 8 states have internal predecessors, (22), 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 17 [2024-10-11 22:37:57,891 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 22:37:57,892 INFO L225 Difference]: With dead ends: 109 [2024-10-11 22:37:57,892 INFO L226 Difference]: Without dead ends: 56 [2024-10-11 22:37:57,893 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-10-11 22:37:57,893 INFO L432 NwaCegarLoop]: 47 mSDtfsCounter, 2 mSDsluCounter, 180 mSDsCounter, 0 mSdLazyCounter, 48 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 227 SdHoareTripleChecker+Invalid, 48 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 48 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-11 22:37:57,894 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 227 Invalid, 48 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 48 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-11 22:37:57,894 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 56 states. [2024-10-11 22:37:57,898 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 56 to 56. [2024-10-11 22:37:57,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 56 states, 42 states have (on average 1.380952380952381) internal successors, (58), 48 states have internal predecessors, (58), 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) [2024-10-11 22:37:57,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 68 transitions. [2024-10-11 22:37:57,900 INFO L78 Accepts]: Start accepts. Automaton has 56 states and 68 transitions. Word has length 17 [2024-10-11 22:37:57,900 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 22:37:57,900 INFO L471 AbstractCegarLoop]: Abstraction has 56 states and 68 transitions. [2024-10-11 22:37:57,900 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 2.75) internal successors, (22), 8 states have internal predecessors, (22), 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) [2024-10-11 22:37:57,900 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 68 transitions. [2024-10-11 22:37:57,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-10-11 22:37:57,901 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 22:37:57,901 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 22:37:57,905 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Ended with exit code 0 [2024-10-11 22:37:58,101 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate-clean/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 [2024-10-11 22:37:58,102 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 10 more)] === [2024-10-11 22:37:58,102 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 22:37:58,103 INFO L85 PathProgramCache]: Analyzing trace with hash -1620392121, now seen corresponding path program 1 times [2024-10-11 22:37:58,103 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-11 22:37:58,103 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1480789036] [2024-10-11 22:37:58,103 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 22:37:58,104 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 [2024-10-11 22:37:58,104 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-11 22:37:58,105 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate-clean/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) [2024-10-11 22:37:58,107 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2024-10-11 22:37:58,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 22:37:58,164 INFO L255 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-10-11 22:37:58,165 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 22:37:58,173 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-10-11 22:37:58,173 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-11 22:37:58,173 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-11 22:37:58,174 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1480789036] [2024-10-11 22:37:58,174 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1480789036] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 22:37:58,174 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 22:37:58,174 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-11 22:37:58,174 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1311950035] [2024-10-11 22:37:58,174 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 22:37:58,174 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-11 22:37:58,175 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-11 22:37:58,175 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-11 22:37:58,175 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-11 22:37:58,175 INFO L87 Difference]: Start difference. First operand 56 states and 68 transitions. Second operand has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 3 states have internal predecessors, (16), 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) [2024-10-11 22:37:58,196 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 22:37:58,196 INFO L93 Difference]: Finished difference Result 94 states and 111 transitions. [2024-10-11 22:37:58,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-11 22:37:58,197 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 3 states have internal predecessors, (16), 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 18 [2024-10-11 22:37:58,197 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 22:37:58,198 INFO L225 Difference]: With dead ends: 94 [2024-10-11 22:37:58,198 INFO L226 Difference]: Without dead ends: 56 [2024-10-11 22:37:58,198 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 [2024-10-11 22:37:58,199 INFO L432 NwaCegarLoop]: 50 mSDtfsCounter, 0 mSDsluCounter, 43 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 93 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-11 22:37:58,199 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 93 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-11 22:37:58,199 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 56 states. [2024-10-11 22:37:58,202 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 56 to 56. [2024-10-11 22:37:58,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 56 states, 42 states have (on average 1.3571428571428572) internal successors, (57), 48 states have internal predecessors, (57), 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) [2024-10-11 22:37:58,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 67 transitions. [2024-10-11 22:37:58,203 INFO L78 Accepts]: Start accepts. Automaton has 56 states and 67 transitions. Word has length 18 [2024-10-11 22:37:58,203 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 22:37:58,203 INFO L471 AbstractCegarLoop]: Abstraction has 56 states and 67 transitions. [2024-10-11 22:37:58,203 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 3 states have internal predecessors, (16), 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) [2024-10-11 22:37:58,203 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 67 transitions. [2024-10-11 22:37:58,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-10-11 22:37:58,204 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 22:37:58,204 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 22:37:58,209 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Ended with exit code 0 [2024-10-11 22:37:58,408 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate-clean/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 [2024-10-11 22:37:58,409 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 10 more)] === [2024-10-11 22:37:58,409 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 22:37:58,409 INFO L85 PathProgramCache]: Analyzing trace with hash 1306404402, now seen corresponding path program 1 times [2024-10-11 22:37:58,410 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-11 22:37:58,410 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [983177969] [2024-10-11 22:37:58,410 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 22:37:58,410 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 [2024-10-11 22:37:58,410 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-11 22:37:58,411 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate-clean/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) [2024-10-11 22:37:58,412 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2024-10-11 22:37:58,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 22:37:58,458 INFO L255 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-10-11 22:37:58,459 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 22:37:58,466 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-10-11 22:37:58,467 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-11 22:37:58,467 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-11 22:37:58,467 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [983177969] [2024-10-11 22:37:58,467 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [983177969] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 22:37:58,467 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 22:37:58,467 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-11 22:37:58,468 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2090595184] [2024-10-11 22:37:58,468 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 22:37:58,468 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-11 22:37:58,468 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-11 22:37:58,469 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-11 22:37:58,469 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-11 22:37:58,469 INFO L87 Difference]: Start difference. First operand 56 states and 67 transitions. Second operand has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 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) [2024-10-11 22:37:58,495 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 22:37:58,495 INFO L93 Difference]: Finished difference Result 91 states and 109 transitions. [2024-10-11 22:37:58,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-11 22:37:58,496 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 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 19 [2024-10-11 22:37:58,496 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 22:37:58,497 INFO L225 Difference]: With dead ends: 91 [2024-10-11 22:37:58,497 INFO L226 Difference]: Without dead ends: 73 [2024-10-11 22:37:58,497 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-11 22:37:58,498 INFO L432 NwaCegarLoop]: 49 mSDtfsCounter, 12 mSDsluCounter, 44 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14 SdHoareTripleChecker+Valid, 93 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-11 22:37:58,498 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [14 Valid, 93 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-11 22:37:58,499 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2024-10-11 22:37:58,502 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 57. [2024-10-11 22:37:58,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 57 states, 43 states have (on average 1.3488372093023255) internal successors, (58), 49 states have internal predecessors, (58), 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) [2024-10-11 22:37:58,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 57 states and 68 transitions. [2024-10-11 22:37:58,503 INFO L78 Accepts]: Start accepts. Automaton has 57 states and 68 transitions. Word has length 19 [2024-10-11 22:37:58,504 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 22:37:58,504 INFO L471 AbstractCegarLoop]: Abstraction has 57 states and 68 transitions. [2024-10-11 22:37:58,504 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 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) [2024-10-11 22:37:58,504 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 68 transitions. [2024-10-11 22:37:58,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-10-11 22:37:58,504 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 22:37:58,505 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 22:37:58,509 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Ended with exit code 0 [2024-10-11 22:37:58,705 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /storage/repos/ultimate-clean/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 [2024-10-11 22:37:58,705 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 10 more)] === [2024-10-11 22:37:58,706 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 22:37:58,706 INFO L85 PathProgramCache]: Analyzing trace with hash 1307326899, now seen corresponding path program 1 times [2024-10-11 22:37:58,706 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-11 22:37:58,706 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [559381422] [2024-10-11 22:37:58,706 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 22:37:58,706 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 [2024-10-11 22:37:58,706 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-11 22:37:58,708 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate-clean/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) [2024-10-11 22:37:58,710 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2024-10-11 22:38:45,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 22:38:45,641 INFO L255 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-10-11 22:38:45,642 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 22:38:46,102 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-10-11 22:38:46,102 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-11 22:38:46,102 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-11 22:38:46,102 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [559381422] [2024-10-11 22:38:46,102 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [559381422] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 22:38:46,103 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 22:38:46,103 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-11 22:38:46,103 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1950262758] [2024-10-11 22:38:46,103 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 22:38:46,103 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-11 22:38:46,103 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-11 22:38:46,104 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-11 22:38:46,104 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-10-11 22:38:46,104 INFO L87 Difference]: Start difference. First operand 57 states and 68 transitions. Second operand has 6 states, 5 states have (on average 3.4) internal successors, (17), 6 states have internal predecessors, (17), 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) [2024-10-11 22:38:50,335 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-10-11 22:38:54,338 WARN L539 Checker$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] [2024-10-11 22:38:58,340 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-10-11 22:39:02,342 WARN L539 Checker$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] [2024-10-11 22:39:06,344 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] [2024-10-11 22:39:06,733 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 22:39:06,733 INFO L93 Difference]: Finished difference Result 105 states and 123 transitions. [2024-10-11 22:39:06,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-11 22:39:06,734 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 3.4) internal successors, (17), 6 states have internal predecessors, (17), 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 19 [2024-10-11 22:39:06,734 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 22:39:06,735 INFO L225 Difference]: With dead ends: 105 [2024-10-11 22:39:06,735 INFO L226 Difference]: Without dead ends: 67 [2024-10-11 22:39:06,736 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2024-10-11 22:39:06,737 INFO L432 NwaCegarLoop]: 45 mSDtfsCounter, 23 mSDsluCounter, 126 mSDsCounter, 0 mSdLazyCounter, 70 mSolverCounterSat, 4 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 20.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 25 SdHoareTripleChecker+Valid, 171 SdHoareTripleChecker+Invalid, 79 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 70 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 20.4s IncrementalHoareTripleChecker+Time [2024-10-11 22:39:06,737 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [25 Valid, 171 Invalid, 79 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 70 Invalid, 5 Unknown, 0 Unchecked, 20.4s Time] [2024-10-11 22:39:06,737 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67 states. [2024-10-11 22:39:06,742 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67 to 63. [2024-10-11 22:39:06,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 63 states, 50 states have (on average 1.32) internal successors, (66), 55 states have internal predecessors, (66), 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) [2024-10-11 22:39:06,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 76 transitions. [2024-10-11 22:39:06,743 INFO L78 Accepts]: Start accepts. Automaton has 63 states and 76 transitions. Word has length 19 [2024-10-11 22:39:06,743 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 22:39:06,743 INFO L471 AbstractCegarLoop]: Abstraction has 63 states and 76 transitions. [2024-10-11 22:39:06,743 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 3.4) internal successors, (17), 6 states have internal predecessors, (17), 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) [2024-10-11 22:39:06,744 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 76 transitions. [2024-10-11 22:39:06,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-10-11 22:39:06,744 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 22:39:06,744 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] [2024-10-11 22:39:06,751 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Ended with exit code 0 [2024-10-11 22:39:06,944 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate-clean/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 [2024-10-11 22:39:06,945 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 10 more)] === [2024-10-11 22:39:06,945 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 22:39:06,946 INFO L85 PathProgramCache]: Analyzing trace with hash 1872428297, now seen corresponding path program 1 times [2024-10-11 22:39:06,946 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-11 22:39:06,946 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [938527017] [2024-10-11 22:39:06,946 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 22:39:06,946 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 [2024-10-11 22:39:06,946 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-11 22:39:06,947 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate-clean/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) [2024-10-11 22:39:06,949 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/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 (10)] Waiting until timeout for monitored process