./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_max_square_44_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_max_square_44_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 d1622502b80c1061aa96667d96364e4d7fff479ca6011b66982e14b2f26be0cd --- Real Ultimate output --- This is Ultimate 0.2.5-dev-84cfde4 [2024-10-11 22:30:15,735 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-11 22:30:15,808 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Default.epf [2024-10-11 22:30:15,815 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-11 22:30:15,816 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-11 22:30:15,836 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-11 22:30:15,837 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-11 22:30:15,837 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-11 22:30:15,838 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-11 22:30:15,838 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-11 22:30:15,838 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-11 22:30:15,839 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-11 22:30:15,839 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-11 22:30:15,840 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-11 22:30:15,841 INFO L153 SettingsManager]: * Use SBE=true [2024-10-11 22:30:15,842 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-11 22:30:15,842 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-11 22:30:15,842 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-11 22:30:15,843 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-11 22:30:15,843 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-11 22:30:15,847 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-11 22:30:15,848 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-11 22:30:15,848 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-11 22:30:15,848 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-10-11 22:30:15,848 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-11 22:30:15,849 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-11 22:30:15,849 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-11 22:30:15,849 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-11 22:30:15,849 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-11 22:30:15,850 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-11 22:30:15,850 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-11 22:30:15,850 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-11 22:30:15,851 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-11 22:30:15,851 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-11 22:30:15,851 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-11 22:30:15,853 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-11 22:30:15,853 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-11 22:30:15,853 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-11 22:30:15,854 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-11 22:30:15,854 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-11 22:30:15,855 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-11 22:30:15,855 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d1622502b80c1061aa96667d96364e4d7fff479ca6011b66982e14b2f26be0cd [2024-10-11 22:30:16,156 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-11 22:30:16,183 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-11 22:30:16,187 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-11 22:30:16,188 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-11 22:30:16,188 INFO L274 PluginConnector]: CDTParser initialized [2024-10-11 22:30:16,189 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_44_good.i [2024-10-11 22:30:17,564 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-11 22:30:17,945 INFO L384 CDTParser]: Found 1 translation units. [2024-10-11 22:30:17,945 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_44_good.i [2024-10-11 22:30:17,983 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/c733bcdf8/e42f85d69bc84f9a90e6633231004f19/FLAG3218d7b53 [2024-10-11 22:30:18,163 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/c733bcdf8/e42f85d69bc84f9a90e6633231004f19 [2024-10-11 22:30:18,167 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-11 22:30:18,168 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-11 22:30:18,171 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-11 22:30:18,172 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-11 22:30:18,177 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-11 22:30:18,178 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 10:30:18" (1/1) ... [2024-10-11 22:30:18,179 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b85cbc7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 10:30:18, skipping insertion in model container [2024-10-11 22:30:18,181 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 10:30:18" (1/1) ... [2024-10-11 22:30:18,247 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-11 22:30:19,476 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.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 22:30:19,482 INFO L158 Benchmark]: Toolchain (without parser) took 1312.48ms. Allocated memory is still 165.7MB. Free memory was 128.2MB in the beginning and 102.3MB in the end (delta: 25.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-10-11 22:30:19,483 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 104.9MB. Free memory was 76.0MB in the beginning and 75.8MB in the end (delta: 167.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-11 22:30:19,484 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1309.09ms. Allocated memory is still 165.7MB. Free memory was 128.2MB in the beginning and 102.3MB in the end (delta: 25.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-10-11 22:30:19,485 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 104.9MB. Free memory was 76.0MB in the beginning and 75.8MB in the end (delta: 167.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1309.09ms. Allocated memory is still 165.7MB. Free memory was 128.2MB in the beginning and 102.3MB in the end (delta: 25.9MB). Peak memory consumption was 25.2MB. 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_max_square_44_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 d1622502b80c1061aa96667d96364e4d7fff479ca6011b66982e14b2f26be0cd --- Real Ultimate output --- This is Ultimate 0.2.5-dev-84cfde4 [2024-10-11 22:30:21,544 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-11 22:30:21,628 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf [2024-10-11 22:30:21,633 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-11 22:30:21,633 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-11 22:30:21,634 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.Checked method. Library mode if empty. [2024-10-11 22:30:21,666 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-11 22:30:21,667 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-11 22:30:21,668 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-11 22:30:21,671 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-11 22:30:21,672 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-11 22:30:21,672 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-11 22:30:21,672 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-11 22:30:21,673 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-11 22:30:21,673 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-11 22:30:21,673 INFO L153 SettingsManager]: * Use SBE=true [2024-10-11 22:30:21,674 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-11 22:30:21,674 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-11 22:30:21,674 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-11 22:30:21,674 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-11 22:30:21,674 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-11 22:30:21,677 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-11 22:30:21,677 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-10-11 22:30:21,677 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-10-11 22:30:21,677 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-11 22:30:21,678 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-10-11 22:30:21,678 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-10-11 22:30:21,678 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-11 22:30:21,678 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-11 22:30:21,679 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-11 22:30:21,679 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-11 22:30:21,680 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-11 22:30:21,680 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-11 22:30:21,680 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-11 22:30:21,680 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-11 22:30:21,681 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-11 22:30:21,681 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-11 22:30:21,682 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-11 22:30:21,682 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-10-11 22:30:21,682 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-10-11 22:30:21,682 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-11 22:30:21,683 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-11 22:30:21,683 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-11 22:30:21,683 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-11 22:30:21,684 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-10-11 22:30:21,684 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d1622502b80c1061aa96667d96364e4d7fff479ca6011b66982e14b2f26be0cd [2024-10-11 22:30:22,003 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-11 22:30:22,022 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-11 22:30:22,025 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-11 22:30:22,027 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-11 22:30:22,027 INFO L274 PluginConnector]: CDTParser initialized [2024-10-11 22:30:22,029 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_44_good.i [2024-10-11 22:30:23,579 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-11 22:30:23,946 INFO L384 CDTParser]: Found 1 translation units. [2024-10-11 22:30:23,946 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_44_good.i [2024-10-11 22:30:23,982 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/263a6d925/bf1163a4e3bc437fb9ea96dddbd30343/FLAG3b408c406 [2024-10-11 22:30:24,164 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/263a6d925/bf1163a4e3bc437fb9ea96dddbd30343 [2024-10-11 22:30:24,167 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-11 22:30:24,169 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-11 22:30:24,170 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-11 22:30:24,171 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-11 22:30:24,176 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-11 22:30:24,177 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 10:30:24" (1/1) ... [2024-10-11 22:30:24,177 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@370e222b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 10:30:24, skipping insertion in model container [2024-10-11 22:30:24,178 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 10:30:24" (1/1) ... [2024-10-11 22:30:24,239 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-11 22:30:25,388 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-11 22:30:25,406 INFO L200 MainTranslator]: Completed pre-run [2024-10-11 22:30:25,520 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-11 22:30:25,870 INFO L204 MainTranslator]: Completed translation [2024-10-11 22:30:25,871 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 10:30:25 WrapperNode [2024-10-11 22:30:25,871 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-11 22:30:25,872 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-11 22:30:25,872 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-11 22:30:25,872 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-11 22:30:25,879 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 10:30:25" (1/1) ... [2024-10-11 22:30:25,922 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 10:30:25" (1/1) ... [2024-10-11 22:30:25,964 INFO L138 Inliner]: procedures = 945, calls = 32, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 67 [2024-10-11 22:30:25,965 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-11 22:30:25,965 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-11 22:30:25,966 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-11 22:30:25,966 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-11 22:30:25,975 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 10:30:25" (1/1) ... [2024-10-11 22:30:25,976 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 10:30:25" (1/1) ... [2024-10-11 22:30:25,983 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 10:30:25" (1/1) ... [2024-10-11 22:30:25,999 INFO L175 MemorySlicer]: No memory access in input program. [2024-10-11 22:30:26,001 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 10:30:25" (1/1) ... [2024-10-11 22:30:26,001 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 10:30:25" (1/1) ... [2024-10-11 22:30:26,011 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 10:30:25" (1/1) ... [2024-10-11 22:30:26,017 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 10:30:25" (1/1) ... [2024-10-11 22:30:26,019 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 10:30:25" (1/1) ... [2024-10-11 22:30:26,022 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 10:30:25" (1/1) ... [2024-10-11 22:30:26,030 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-11 22:30:26,031 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-11 22:30:26,031 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-11 22:30:26,031 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-11 22:30:26,032 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 10:30:25" (1/1) ... [2024-10-11 22:30:26,038 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-11 22:30:26,049 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 22:30:26,065 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 22:30:26,067 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 22:30:26,118 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2024-10-11 22:30:26,119 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2024-10-11 22:30:26,119 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-11 22:30:26,119 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-11 22:30:26,119 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-11 22:30:26,119 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-10-11 22:30:26,119 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-10-11 22:30:26,131 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~C_INT~TO~VOID [2024-10-11 22:30:26,131 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~C_INT~TO~VOID [2024-10-11 22:30:26,296 INFO L238 CfgBuilder]: Building ICFG [2024-10-11 22:30:26,298 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-11 22:30:29,140 INFO L? ?]: Removed 26 outVars from TransFormulas that were not future-live. [2024-10-11 22:30:29,140 INFO L287 CfgBuilder]: Performing block encoding [2024-10-11 22:30:29,171 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-11 22:30:29,171 INFO L314 CfgBuilder]: Removed 0 assume(true) statements. [2024-10-11 22:30:29,171 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 10:30:29 BoogieIcfgContainer [2024-10-11 22:30:29,172 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-11 22:30:29,174 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-11 22:30:29,178 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-11 22:30:29,181 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-11 22:30:29,182 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 10:30:24" (1/3) ... [2024-10-11 22:30:29,182 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ca4ee59 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 10:30:29, skipping insertion in model container [2024-10-11 22:30:29,182 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 10:30:25" (2/3) ... [2024-10-11 22:30:29,184 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ca4ee59 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 10:30:29, skipping insertion in model container [2024-10-11 22:30:29,184 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 10:30:29" (3/3) ... [2024-10-11 22:30:29,185 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_max_square_44_good.i [2024-10-11 22:30:29,204 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-11 22:30:29,205 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 5 error locations. [2024-10-11 22:30:29,268 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-11 22:30:29,273 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;@5d6a47a3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-11 22:30:29,274 INFO L334 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2024-10-11 22:30:29,277 INFO L276 IsEmpty]: Start isEmpty. Operand has 39 states, 23 states have (on average 1.391304347826087) internal successors, (32), 28 states have internal predecessors, (32), 7 states have call successors, (7), 3 states have call predecessors, (7), 3 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2024-10-11 22:30:29,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-10-11 22:30:29,282 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 22:30:29,283 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 22:30:29,284 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ##fun~C_INT~TO~VOIDErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [##fun~C_INT~TO~VOIDErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ##fun~C_INT~TO~VOIDErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ##fun~C_INT~TO~VOIDErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 2 more)] === [2024-10-11 22:30:29,289 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 22:30:29,291 INFO L85 PathProgramCache]: Analyzing trace with hash -955692876, now seen corresponding path program 1 times [2024-10-11 22:30:29,305 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-11 22:30:29,306 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1648069105] [2024-10-11 22:30:29,306 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 22:30:29,306 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 22:30:29,310 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-11 22:30:29,313 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 22:30:29,314 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 22:30:29,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 22:30:29,462 INFO L255 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-10-11 22:30:29,468 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 22:30:29,566 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 22:30:29,567 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-11 22:30:29,567 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-11 22:30:29,568 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1648069105] [2024-10-11 22:30:29,568 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1648069105] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 22:30:29,568 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 22:30:29,568 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-11 22:30:29,570 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [884789141] [2024-10-11 22:30:29,571 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 22:30:29,575 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-11 22:30:29,575 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-11 22:30:29,602 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-11 22:30:29,603 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-10-11 22:30:29,606 INFO L87 Difference]: Start difference. First operand has 39 states, 23 states have (on average 1.391304347826087) internal successors, (32), 28 states have internal predecessors, (32), 7 states have call successors, (7), 3 states have call predecessors, (7), 3 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) Second operand has 6 states, 4 states have (on average 2.0) internal successors, (8), 5 states have internal predecessors, (8), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-10-11 22:30:30,562 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 22:30:30,562 INFO L93 Difference]: Finished difference Result 62 states and 74 transitions. [2024-10-11 22:30:30,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-11 22:30:30,565 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 4 states have (on average 2.0) internal successors, (8), 5 states have internal predecessors, (8), 2 states have call successors, (2), 2 states have call predecessors, (2), 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 22:30:30,566 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 22:30:30,572 INFO L225 Difference]: With dead ends: 62 [2024-10-11 22:30:30,572 INFO L226 Difference]: Without dead ends: 47 [2024-10-11 22:30:30,575 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-10-11 22:30:30,578 INFO L432 NwaCegarLoop]: 35 mSDtfsCounter, 21 mSDsluCounter, 138 mSDsCounter, 0 mSdLazyCounter, 54 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 25 SdHoareTripleChecker+Valid, 173 SdHoareTripleChecker+Invalid, 55 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 54 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-10-11 22:30:30,579 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [25 Valid, 173 Invalid, 55 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 54 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-10-11 22:30:30,594 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47 states. [2024-10-11 22:30:30,619 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47 to 44. [2024-10-11 22:30:30,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 44 states, 30 states have (on average 1.4) internal successors, (42), 34 states have internal predecessors, (42), 6 states have call successors, (6), 4 states have call predecessors, (6), 3 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) [2024-10-11 22:30:30,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 44 states and 53 transitions. [2024-10-11 22:30:30,623 INFO L78 Accepts]: Start accepts. Automaton has 44 states and 53 transitions. Word has length 11 [2024-10-11 22:30:30,624 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 22:30:30,625 INFO L471 AbstractCegarLoop]: Abstraction has 44 states and 53 transitions. [2024-10-11 22:30:30,625 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 4 states have (on average 2.0) internal successors, (8), 5 states have internal predecessors, (8), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-10-11 22:30:30,625 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 53 transitions. [2024-10-11 22:30:30,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-10-11 22:30:30,626 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 22:30:30,626 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 22:30:30,633 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 22:30:30,827 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 22:30:30,828 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ##fun~C_INT~TO~VOIDErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [##fun~C_INT~TO~VOIDErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ##fun~C_INT~TO~VOIDErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ##fun~C_INT~TO~VOIDErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 2 more)] === [2024-10-11 22:30:30,828 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 22:30:30,828 INFO L85 PathProgramCache]: Analyzing trace with hash 438267213, now seen corresponding path program 1 times [2024-10-11 22:30:30,829 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-11 22:30:30,829 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1342746276] [2024-10-11 22:30:30,829 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 22:30:30,830 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 22:30:30,830 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-11 22:30:30,832 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 22:30:30,833 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 22:30:30,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 22:30:30,896 INFO L255 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-10-11 22:30:30,898 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 22:30:30,922 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 22:30:30,923 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-11 22:30:30,923 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-11 22:30:30,923 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1342746276] [2024-10-11 22:30:30,923 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1342746276] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 22:30:30,924 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 22:30:30,924 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-11 22:30:30,924 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1431384422] [2024-10-11 22:30:30,925 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 22:30:30,926 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-11 22:30:30,926 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-11 22:30:30,928 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-11 22:30:30,928 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-11 22:30:30,928 INFO L87 Difference]: Start difference. First operand 44 states and 53 transitions. Second operand has 4 states, 3 states have (on average 3.0) internal successors, (9), 4 states have internal predecessors, (9), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-10-11 22:30:30,974 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 22:30:30,975 INFO L93 Difference]: Finished difference Result 68 states and 76 transitions. [2024-10-11 22:30:30,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-11 22:30:30,975 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 3.0) internal successors, (9), 4 states have internal predecessors, (9), 2 states have call successors, (2), 2 states have call predecessors, (2), 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 22:30:30,976 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 22:30:30,976 INFO L225 Difference]: With dead ends: 68 [2024-10-11 22:30:30,976 INFO L226 Difference]: Without dead ends: 34 [2024-10-11 22:30:30,977 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 22:30:30,979 INFO L432 NwaCegarLoop]: 27 mSDtfsCounter, 5 mSDsluCounter, 42 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7 SdHoareTripleChecker+Valid, 69 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-11 22:30:30,980 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [7 Valid, 69 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 20 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-11 22:30:30,982 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34 states. [2024-10-11 22:30:30,990 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34 to 34. [2024-10-11 22:30:30,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34 states, 22 states have (on average 1.2727272727272727) internal successors, (28), 26 states have internal predecessors, (28), 4 states have call successors, (4), 4 states have call predecessors, (4), 3 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2024-10-11 22:30:30,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 35 transitions. [2024-10-11 22:30:30,993 INFO L78 Accepts]: Start accepts. Automaton has 34 states and 35 transitions. Word has length 12 [2024-10-11 22:30:30,993 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 22:30:30,993 INFO L471 AbstractCegarLoop]: Abstraction has 34 states and 35 transitions. [2024-10-11 22:30:30,994 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 3.0) internal successors, (9), 4 states have internal predecessors, (9), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-10-11 22:30:30,994 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 35 transitions. [2024-10-11 22:30:30,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-10-11 22:30:30,994 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 22:30:30,994 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 22:30:31,001 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 22:30:31,201 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 22:30:31,202 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ##fun~C_INT~TO~VOIDErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [##fun~C_INT~TO~VOIDErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ##fun~C_INT~TO~VOIDErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ##fun~C_INT~TO~VOIDErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 2 more)] === [2024-10-11 22:30:31,204 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 22:30:31,204 INFO L85 PathProgramCache]: Analyzing trace with hash 1616520020, now seen corresponding path program 1 times [2024-10-11 22:30:31,204 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-11 22:30:31,204 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1882372044] [2024-10-11 22:30:31,205 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 22:30:31,205 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 22:30:31,205 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-11 22:30:31,206 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 22:30:31,208 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 22:30:31,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 22:30:31,310 INFO L255 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-10-11 22:30:31,312 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 22:30:31,372 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 22:30:31,372 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-11 22:30:31,372 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-11 22:30:31,372 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1882372044] [2024-10-11 22:30:31,373 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1882372044] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 22:30:31,374 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 22:30:31,377 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-11 22:30:31,377 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [533805523] [2024-10-11 22:30:31,377 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 22:30:31,377 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-11 22:30:31,378 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-11 22:30:31,378 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-11 22:30:31,378 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-11 22:30:31,379 INFO L87 Difference]: Start difference. First operand 34 states and 35 transitions. Second operand has 4 states, 3 states have (on average 5.333333333333333) internal successors, (16), 4 states have internal predecessors, (16), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2024-10-11 22:30:31,421 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 22:30:31,421 INFO L93 Difference]: Finished difference Result 34 states and 35 transitions. [2024-10-11 22:30:31,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-11 22:30:31,422 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 5.333333333333333) internal successors, (16), 4 states have internal predecessors, (16), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 23 [2024-10-11 22:30:31,422 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 22:30:31,423 INFO L225 Difference]: With dead ends: 34 [2024-10-11 22:30:31,423 INFO L226 Difference]: Without dead ends: 30 [2024-10-11 22:30:31,423 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 20 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 22:30:31,424 INFO L432 NwaCegarLoop]: 27 mSDtfsCounter, 9 mSDsluCounter, 38 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9 SdHoareTripleChecker+Valid, 65 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-11 22:30:31,425 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [9 Valid, 65 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-11 22:30:31,425 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30 states. [2024-10-11 22:30:31,429 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 30. [2024-10-11 22:30:31,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 30 states, 20 states have (on average 1.2) internal successors, (24), 22 states have internal predecessors, (24), 4 states have call successors, (4), 4 states have call predecessors, (4), 3 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2024-10-11 22:30:31,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 31 transitions. [2024-10-11 22:30:31,430 INFO L78 Accepts]: Start accepts. Automaton has 30 states and 31 transitions. Word has length 23 [2024-10-11 22:30:31,430 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 22:30:31,430 INFO L471 AbstractCegarLoop]: Abstraction has 30 states and 31 transitions. [2024-10-11 22:30:31,430 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 5.333333333333333) internal successors, (16), 4 states have internal predecessors, (16), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2024-10-11 22:30:31,431 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 31 transitions. [2024-10-11 22:30:31,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-10-11 22:30:31,431 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 22:30:31,431 INFO L215 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 22:30:31,439 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 (4)] Ended with exit code 0 [2024-10-11 22:30:31,632 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 22:30:31,632 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ##fun~C_INT~TO~VOIDErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [##fun~C_INT~TO~VOIDErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ##fun~C_INT~TO~VOIDErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ##fun~C_INT~TO~VOIDErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 2 more)] === [2024-10-11 22:30:31,633 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 22:30:31,633 INFO L85 PathProgramCache]: Analyzing trace with hash -1427511635, now seen corresponding path program 1 times [2024-10-11 22:30:31,633 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-11 22:30:31,633 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [507603025] [2024-10-11 22:30:31,633 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 22:30:31,634 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 22:30:31,634 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-11 22:30:31,637 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 22:30:31,638 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 22:30:31,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 22:30:31,715 INFO L255 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-10-11 22:30:31,717 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 22:30:31,763 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 22:30:31,763 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-11 22:30:31,764 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-11 22:30:31,764 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [507603025] [2024-10-11 22:30:31,764 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [507603025] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 22:30:31,764 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 22:30:31,764 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-11 22:30:31,764 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [711239480] [2024-10-11 22:30:31,765 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 22:30:31,765 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-11 22:30:31,765 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-11 22:30:31,780 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-11 22:30:31,780 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-10-11 22:30:31,780 INFO L87 Difference]: Start difference. First operand 30 states and 31 transitions. Second operand has 6 states, 4 states have (on average 4.25) internal successors, (17), 5 states have internal predecessors, (17), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2024-10-11 22:30:31,920 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 22:30:31,920 INFO L93 Difference]: Finished difference Result 30 states and 31 transitions. [2024-10-11 22:30:31,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-11 22:30:31,925 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 4 states have (on average 4.25) internal successors, (17), 5 states have internal predecessors, (17), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 24 [2024-10-11 22:30:31,926 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 22:30:31,926 INFO L225 Difference]: With dead ends: 30 [2024-10-11 22:30:31,926 INFO L226 Difference]: Without dead ends: 28 [2024-10-11 22:30:31,927 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-10-11 22:30:31,927 INFO L432 NwaCegarLoop]: 21 mSDtfsCounter, 12 mSDsluCounter, 72 mSDsCounter, 0 mSdLazyCounter, 35 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12 SdHoareTripleChecker+Valid, 93 SdHoareTripleChecker+Invalid, 36 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 35 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-11 22:30:31,928 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [12 Valid, 93 Invalid, 36 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 35 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-11 22:30:31,928 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28 states. [2024-10-11 22:30:31,932 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28 to 28. [2024-10-11 22:30:31,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 28 states, 20 states have (on average 1.1) internal successors, (22), 20 states have internal predecessors, (22), 4 states have call successors, (4), 4 states have call predecessors, (4), 3 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2024-10-11 22:30:31,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 28 states and 29 transitions. [2024-10-11 22:30:31,933 INFO L78 Accepts]: Start accepts. Automaton has 28 states and 29 transitions. Word has length 24 [2024-10-11 22:30:31,933 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 22:30:31,933 INFO L471 AbstractCegarLoop]: Abstraction has 28 states and 29 transitions. [2024-10-11 22:30:31,933 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 4 states have (on average 4.25) internal successors, (17), 5 states have internal predecessors, (17), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2024-10-11 22:30:31,933 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 29 transitions. [2024-10-11 22:30:31,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-10-11 22:30:31,934 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 22:30:31,934 INFO L215 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 22:30:31,940 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 (5)] Forceful destruction successful, exit code 0 [2024-10-11 22:30:32,134 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 22:30:32,135 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ##fun~C_INT~TO~VOIDErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [##fun~C_INT~TO~VOIDErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ##fun~C_INT~TO~VOIDErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ##fun~C_INT~TO~VOIDErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 2 more)] === [2024-10-11 22:30:32,135 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 22:30:32,135 INFO L85 PathProgramCache]: Analyzing trace with hash -1743986511, now seen corresponding path program 1 times [2024-10-11 22:30:32,136 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-11 22:30:32,136 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [643959532] [2024-10-11 22:30:32,136 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 22:30:32,136 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 22:30:32,136 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-11 22:30:32,138 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 22:30:32,138 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 22:30:32,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 22:30:32,254 INFO L255 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-10-11 22:30:32,256 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 22:30:32,301 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 22:30:32,301 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-11 22:30:32,301 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-11 22:30:32,301 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [643959532] [2024-10-11 22:30:32,302 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [643959532] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 22:30:32,302 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 22:30:32,302 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-11 22:30:32,302 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1208848195] [2024-10-11 22:30:32,302 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 22:30:32,303 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-11 22:30:32,303 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-11 22:30:32,303 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-11 22:30:32,304 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-10-11 22:30:32,304 INFO L87 Difference]: Start difference. First operand 28 states and 29 transitions. Second operand has 6 states, 5 states have (on average 3.8) internal successors, (19), 5 states have internal predecessors, (19), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2024-10-11 22:30:32,364 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 22:30:32,365 INFO L93 Difference]: Finished difference Result 32 states and 32 transitions. [2024-10-11 22:30:32,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-11 22:30:32,366 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 3.8) internal successors, (19), 5 states have internal predecessors, (19), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 26 [2024-10-11 22:30:32,366 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 22:30:32,366 INFO L225 Difference]: With dead ends: 32 [2024-10-11 22:30:32,367 INFO L226 Difference]: Without dead ends: 28 [2024-10-11 22:30:32,367 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-10-11 22:30:32,368 INFO L432 NwaCegarLoop]: 22 mSDtfsCounter, 7 mSDsluCounter, 76 mSDsCounter, 0 mSdLazyCounter, 31 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7 SdHoareTripleChecker+Valid, 98 SdHoareTripleChecker+Invalid, 31 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 31 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-11 22:30:32,368 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [7 Valid, 98 Invalid, 31 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 31 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-11 22:30:32,369 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28 states. [2024-10-11 22:30:32,372 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28 to 28. [2024-10-11 22:30:32,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 28 states, 20 states have (on average 1.05) internal successors, (21), 20 states have internal predecessors, (21), 4 states have call successors, (4), 4 states have call predecessors, (4), 3 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2024-10-11 22:30:32,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 28 states and 28 transitions. [2024-10-11 22:30:32,373 INFO L78 Accepts]: Start accepts. Automaton has 28 states and 28 transitions. Word has length 26 [2024-10-11 22:30:32,374 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 22:30:32,374 INFO L471 AbstractCegarLoop]: Abstraction has 28 states and 28 transitions. [2024-10-11 22:30:32,374 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 3.8) internal successors, (19), 5 states have internal predecessors, (19), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2024-10-11 22:30:32,374 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 28 transitions. [2024-10-11 22:30:32,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-10-11 22:30:32,375 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 22:30:32,375 INFO L215 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 22:30:32,383 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 22:30:32,575 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 22:30:32,576 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ##fun~C_INT~TO~VOIDErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [##fun~C_INT~TO~VOIDErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ##fun~C_INT~TO~VOIDErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ##fun~C_INT~TO~VOIDErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 2 more)] === [2024-10-11 22:30:32,576 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 22:30:32,576 INFO L85 PathProgramCache]: Analyzing trace with hash 1767118269, now seen corresponding path program 1 times [2024-10-11 22:30:32,577 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-11 22:30:32,577 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [469247145] [2024-10-11 22:30:32,577 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 22:30:32,577 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 22:30:32,577 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-11 22:30:32,579 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 22:30:32,580 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 22:30:32,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 22:30:32,703 INFO L255 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-10-11 22:30:32,705 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 22:30:32,797 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 22:30:32,797 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-11 22:30:32,798 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-11 22:30:32,798 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [469247145] [2024-10-11 22:30:32,798 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [469247145] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 22:30:32,798 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 22:30:32,798 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-10-11 22:30:32,798 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [403954259] [2024-10-11 22:30:32,798 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 22:30:32,798 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-11 22:30:32,799 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-11 22:30:32,799 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-11 22:30:32,799 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-10-11 22:30:32,799 INFO L87 Difference]: Start difference. First operand 28 states and 28 transitions. Second operand has 7 states, 6 states have (on average 3.3333333333333335) internal successors, (20), 6 states have internal predecessors, (20), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2024-10-11 22:30:32,891 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 22:30:32,891 INFO L93 Difference]: Finished difference Result 28 states and 28 transitions. [2024-10-11 22:30:32,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-11 22:30:32,891 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 3.3333333333333335) internal successors, (20), 6 states have internal predecessors, (20), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 27 [2024-10-11 22:30:32,892 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 22:30:32,892 INFO L225 Difference]: With dead ends: 28 [2024-10-11 22:30:32,892 INFO L226 Difference]: Without dead ends: 0 [2024-10-11 22:30:32,892 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2024-10-11 22:30:32,894 INFO L432 NwaCegarLoop]: 19 mSDtfsCounter, 5 mSDsluCounter, 86 mSDsCounter, 0 mSdLazyCounter, 34 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 105 SdHoareTripleChecker+Invalid, 34 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 34 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-11 22:30:32,896 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 105 Invalid, 34 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 34 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-11 22:30:32,897 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2024-10-11 22:30:32,897 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2024-10-11 22:30:32,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-11 22:30:32,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2024-10-11 22:30:32,897 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 27 [2024-10-11 22:30:32,897 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 22:30:32,897 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-10-11 22:30:32,897 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 3.3333333333333335) internal successors, (20), 6 states have internal predecessors, (20), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2024-10-11 22:30:32,897 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2024-10-11 22:30:32,897 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-10-11 22:30:32,901 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ##fun~C_INT~TO~VOIDErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 5 remaining) [2024-10-11 22:30:32,902 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ##fun~C_INT~TO~VOIDErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 5 remaining) [2024-10-11 22:30:32,902 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ##fun~C_INT~TO~VOIDErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 5 remaining) [2024-10-11 22:30:32,903 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ##fun~C_INT~TO~VOIDErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 5 remaining) [2024-10-11 22:30:32,903 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ##fun~C_INT~TO~VOIDErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 5 remaining) [2024-10-11 22:30:32,912 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 (7)] Forceful destruction successful, exit code 0 [2024-10-11 22:30:33,106 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 22:30:33,109 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1] [2024-10-11 22:30:33,111 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2024-10-11 22:30:33,262 INFO L165 ceAbstractionStarter]: Computing trace abstraction results [2024-10-11 22:30:33,283 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #in~#fp!offset [2024-10-11 22:30:33,284 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #funAddr~goodG2BSink.offset [2024-10-11 22:30:33,284 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #in~#fp!offset [2024-10-11 22:30:33,284 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #funAddr~goodB2GSink.offset [2024-10-11 22:30:33,284 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #in~#fp!base [2024-10-11 22:30:33,285 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #funAddr~goodB2GSink.base [2024-10-11 22:30:33,286 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #in~#fp!offset [2024-10-11 22:30:33,286 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #funAddr~goodG2BSink.offset [2024-10-11 22:30:33,286 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #in~#fp!offset [2024-10-11 22:30:33,286 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #funAddr~goodB2GSink.offset [2024-10-11 22:30:33,286 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #in~#fp!base [2024-10-11 22:30:33,287 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #funAddr~goodB2GSink.base [2024-10-11 22:30:33,287 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.10 10:30:33 BoogieIcfgContainer [2024-10-11 22:30:33,287 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-10-11 22:30:33,288 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-11 22:30:33,289 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-11 22:30:33,289 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-11 22:30:33,289 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 10:30:29" (3/4) ... [2024-10-11 22:30:33,291 INFO L139 WitnessPrinter]: Generating witness for correct program [2024-10-11 22:30:33,294 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2024-10-11 22:30:33,294 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2024-10-11 22:30:33,295 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~C_INT~TO~VOID [2024-10-11 22:30:33,299 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 25 nodes and edges [2024-10-11 22:30:33,301 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2024-10-11 22:30:33,301 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2024-10-11 22:30:33,301 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-10-11 22:30:33,344 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.witnessprinter has thrown an exception: java.lang.NullPointerException at java.base/java.util.ImmutableCollections$Map1.get(ImmutableCollections.java:759) at de.uni_freiburg.informatik.ultimate.witnessprinter.yaml.YamlCorrectnessWitnessGenerator.getWitnessLocation(YamlCorrectnessWitnessGenerator.java:111) at de.uni_freiburg.informatik.ultimate.witnessprinter.yaml.YamlCorrectnessWitnessGenerator.extractFunctionContracts(YamlCorrectnessWitnessGenerator.java:104) at de.uni_freiburg.informatik.ultimate.witnessprinter.yaml.YamlCorrectnessWitnessGenerator.getWitness(YamlCorrectnessWitnessGenerator.java:66) at de.uni_freiburg.informatik.ultimate.witnessprinter.yaml.YamlCorrectnessWitnessGenerator.makeYamlString(YamlCorrectnessWitnessGenerator.java:116) at de.uni_freiburg.informatik.ultimate.witnessprinter.WitnessPrinter.generateProofWitness(WitnessPrinter.java:170) at de.uni_freiburg.informatik.ultimate.witnessprinter.WitnessPrinter.finish(WitnessPrinter.java:140) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:130) 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 22:30:33,348 INFO L158 Benchmark]: Toolchain (without parser) took 9179.71ms. Allocated memory was 71.3MB in the beginning and 107.0MB in the end (delta: 35.7MB). Free memory was 40.9MB in the beginning and 65.0MB in the end (delta: -24.1MB). Peak memory consumption was 11.3MB. Max. memory is 16.1GB. [2024-10-11 22:30:33,348 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 48.2MB. Free memory was 28.6MB in the beginning and 28.5MB in the end (delta: 78.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-11 22:30:33,349 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1702.05ms. Allocated memory was 71.3MB in the beginning and 88.1MB in the end (delta: 16.8MB). Free memory was 40.6MB in the beginning and 33.4MB in the end (delta: 7.2MB). Peak memory consumption was 37.4MB. Max. memory is 16.1GB. [2024-10-11 22:30:33,349 INFO L158 Benchmark]: Boogie Procedure Inliner took 92.62ms. Allocated memory is still 88.1MB. Free memory was 33.4MB in the beginning and 29.2MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-10-11 22:30:33,349 INFO L158 Benchmark]: Boogie Preprocessor took 64.56ms. Allocated memory is still 88.1MB. Free memory was 29.2MB in the beginning and 26.4MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-11 22:30:33,349 INFO L158 Benchmark]: RCFGBuilder took 3141.04ms. Allocated memory is still 88.1MB. Free memory was 26.4MB in the beginning and 41.4MB in the end (delta: -15.0MB). Peak memory consumption was 8.1MB. Max. memory is 16.1GB. [2024-10-11 22:30:33,350 INFO L158 Benchmark]: TraceAbstraction took 4113.98ms. Allocated memory was 88.1MB in the beginning and 107.0MB in the end (delta: 18.9MB). Free memory was 40.7MB in the beginning and 67.9MB in the end (delta: -27.2MB). Peak memory consumption was 23.0MB. Max. memory is 16.1GB. [2024-10-11 22:30:33,350 INFO L158 Benchmark]: Witness Printer took 59.74ms. Allocated memory is still 107.0MB. Free memory was 67.9MB in the beginning and 65.0MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-11 22:30:33,353 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 48.2MB. Free memory was 28.6MB in the beginning and 28.5MB in the end (delta: 78.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1702.05ms. Allocated memory was 71.3MB in the beginning and 88.1MB in the end (delta: 16.8MB). Free memory was 40.6MB in the beginning and 33.4MB in the end (delta: 7.2MB). Peak memory consumption was 37.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 92.62ms. Allocated memory is still 88.1MB. Free memory was 33.4MB in the beginning and 29.2MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 64.56ms. Allocated memory is still 88.1MB. Free memory was 29.2MB in the beginning and 26.4MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 3141.04ms. Allocated memory is still 88.1MB. Free memory was 26.4MB in the beginning and 41.4MB in the end (delta: -15.0MB). Peak memory consumption was 8.1MB. Max. memory is 16.1GB. * TraceAbstraction took 4113.98ms. Allocated memory was 88.1MB in the beginning and 107.0MB in the end (delta: 18.9MB). Free memory was 40.7MB in the beginning and 67.9MB in the end (delta: -27.2MB). Peak memory consumption was 23.0MB. Max. memory is 16.1GB. * Witness Printer took 59.74ms. Allocated memory is still 107.0MB. Free memory was 67.9MB in the beginning and 65.0MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #in~#fp!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #funAddr~goodG2BSink.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #in~#fp!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #funAddr~goodB2GSink.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #in~#fp!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #funAddr~goodB2GSink.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #in~#fp!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #funAddr~goodG2BSink.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #in~#fp!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #funAddr~goodB2GSink.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #in~#fp!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #funAddr~goodB2GSink.base * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 1849]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1851]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1851]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1835]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1835]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 39 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 3.9s, OverallIterations: 6, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 65 SdHoareTripleChecker+Valid, 1.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 59 mSDsluCounter, 603 SdHoareTripleChecker+Invalid, 1.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 452 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 190 IncrementalHoareTripleChecker+Invalid, 192 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 151 mSDtfsCounter, 190 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 126 GetRequests, 96 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=44occurred in iteration=1, InterpolantAutomatonStates: 33, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 6 MinimizatonAttempts, 3 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 123 NumberOfCodeBlocks, 123 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 117 ConstructedInterpolants, 0 QuantifiedInterpolants, 176 SizeOfPredicates, 8 NumberOfNonLiveVariables, 374 ConjunctsInSsa, 34 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 9/9 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 5 specifications checked. All of them hold - ProcedureContractResult [Line: -1]: Procedure Contract for ##fun~C_INT~TO~VOID Derived contract for procedure ##fun~C_INT~TO~VOID. Requires: ((2 == \old()) || (2147483647 == \old())) Ensures: ((2 == \old()) || (2147483647 == \old())) * Results from de.uni_freiburg.informatik.ultimate.witnessprinter: - ExceptionOrErrorResult: NullPointerException: null de.uni_freiburg.informatik.ultimate.witnessprinter: NullPointerException: null: java.base/java.util.ImmutableCollections$Map1.get(ImmutableCollections.java:759) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-10-11 22:30:33,387 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: NullPointerException: null