./Ultimate.py --spec ../sv-benchmarks/c/properties/no-overflow.prp --file ../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_01_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 4f9af400 extending candidate: java ['java'] extending candidate: /usr/bin/java ['java', '/usr/bin/java'] extending candidate: /opt/oracle-jdk-bin-*/bin/java ['java', '/usr/bin/java'] extending candidate: /opt/openjdk-*/bin/java ['java', '/usr/bin/java'] extending candidate: /usr/lib/jvm/java-*-openjdk-amd64/bin/java ['java', '/usr/bin/java', '/usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java', '/usr/lib/jvm/java-17-openjdk-amd64/bin/java', '/usr/lib/jvm/java-11-openjdk-amd64/bin/java', '/usr/lib/jvm/java-1.17.0-openjdk-amd64/bin/java'] ['/root/.sdkman/candidates/java/21.0.5-tem/bin/java', '-Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config', '-Xmx15G', '-Xms4m', '-jar', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar', '-data', '@noDefault', '-ultimatedata', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data', '-tc', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml', '-i', '../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_01_good.i', '-s', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Default.epf', '--cacsl2boogietranslator.entry.function', 'main', '--witnessprinter.witness.directory', '/storage/repos/ultimate-jdk21/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) )\n\n', '--witnessprinter.graph.data.producer', 'Automizer', '--witnessprinter.graph.data.architecture', '64bit', '--witnessprinter.graph.data.programhash', '39a0ee67cab8b43871ca261718d89792fc48656cf8fd6685fbe356bacc9d48e1'] Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_01_good.i -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/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 39a0ee67cab8b43871ca261718d89792fc48656cf8fd6685fbe356bacc9d48e1 --- Real Ultimate output --- This is Ultimate 0.3.0-?-4f9af40 [2024-11-07 21:55:55,557 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-07 21:55:55,645 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Default.epf [2024-11-07 21:55:55,650 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-07 21:55:55,653 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-07 21:55:55,683 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-07 21:55:55,685 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-07 21:55:55,685 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-07 21:55:55,685 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-07 21:55:55,686 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-07 21:55:55,686 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-07 21:55:55,686 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-07 21:55:55,687 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-07 21:55:55,688 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-07 21:55:55,688 INFO L153 SettingsManager]: * Use SBE=true [2024-11-07 21:55:55,688 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-07 21:55:55,688 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-07 21:55:55,688 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-07 21:55:55,688 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-07 21:55:55,688 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-07 21:55:55,688 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-07 21:55:55,689 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-07 21:55:55,689 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-07 21:55:55,689 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-07 21:55:55,689 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-07 21:55:55,689 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-07 21:55:55,690 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-07 21:55:55,690 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-07 21:55:55,690 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-07 21:55:55,690 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-07 21:55:55,690 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-07 21:55:55,690 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-07 21:55:55,691 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-07 21:55:55,691 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-07 21:55:55,691 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-07 21:55:55,691 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-07 21:55:55,691 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-07 21:55:55,692 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-07 21:55:55,692 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-07 21:55:55,692 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-07 21:55:55,692 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-07 21:55:55,692 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-jdk21/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 -> 39a0ee67cab8b43871ca261718d89792fc48656cf8fd6685fbe356bacc9d48e1 [2024-11-07 21:55:56,020 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-07 21:55:56,031 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-07 21:55:56,033 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-07 21:55:56,035 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-07 21:55:56,035 INFO L274 PluginConnector]: CDTParser initialized [2024-11-07 21:55:56,036 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_01_good.i [2024-11-07 21:55:57,366 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-07 21:55:57,732 INFO L384 CDTParser]: Found 1 translation units. [2024-11-07 21:55:57,733 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_01_good.i [2024-11-07 21:55:57,766 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/c3dcc310b/45c8cd3c6dc44f06a49dbd7e93301289/FLAGc4b0597cb [2024-11-07 21:55:57,929 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/c3dcc310b/45c8cd3c6dc44f06a49dbd7e93301289 [2024-11-07 21:55:57,931 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-07 21:55:57,932 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-07 21:55:57,933 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-07 21:55:57,933 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-07 21:55:57,937 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-07 21:55:57,937 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 09:55:57" (1/1) ... [2024-11-07 21:55:57,938 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@319117b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 09:55:57, skipping insertion in model container [2024-11-07 21:55:57,938 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 09:55:57" (1/1) ... [2024-11-07 21:55:57,993 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-07 21:55:58,953 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:627) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:3125) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:255) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1601) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:271) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1026) 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:790) 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:790) 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:1751) 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:1165) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1148) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:236) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:388) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1628) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:159) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3506) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2498) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:640) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:135) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:189) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:116) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:94) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:145) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-07 21:55:58,960 INFO L158 Benchmark]: Toolchain (without parser) took 1026.87ms. Allocated memory is still 117.4MB. Free memory was 86.6MB in the beginning and 63.0MB in the end (delta: 23.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-07 21:55:58,960 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 117.4MB. Free memory is still 81.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-07 21:55:58,961 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1024.90ms. Allocated memory is still 117.4MB. Free memory was 86.6MB in the beginning and 63.0MB in the end (delta: 23.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-07 21:55:58,962 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 117.4MB. Free memory is still 81.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1024.90ms. Allocated memory is still 117.4MB. Free memory was 86.6MB in the beginning and 63.0MB in the end (delta: 23.5MB). 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:627) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_01_good.i -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/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 39a0ee67cab8b43871ca261718d89792fc48656cf8fd6685fbe356bacc9d48e1 --- Real Ultimate output --- This is Ultimate 0.3.0-?-4f9af40 [2024-11-07 21:56:01,029 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-07 21:56:01,133 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf [2024-11-07 21:56:01,141 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-07 21:56:01,141 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-07 21:56:01,142 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.Checked method. Library mode if empty. [2024-11-07 21:56:01,171 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-07 21:56:01,172 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-07 21:56:01,172 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-07 21:56:01,173 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-07 21:56:01,173 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-07 21:56:01,173 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-07 21:56:01,174 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-07 21:56:01,174 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-07 21:56:01,174 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-07 21:56:01,174 INFO L153 SettingsManager]: * Use SBE=true [2024-11-07 21:56:01,174 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-07 21:56:01,175 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-07 21:56:01,175 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-07 21:56:01,175 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-07 21:56:01,175 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-07 21:56:01,175 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-07 21:56:01,175 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-07 21:56:01,175 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-07 21:56:01,176 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-07 21:56:01,176 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-07 21:56:01,176 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-07 21:56:01,176 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-07 21:56:01,176 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-07 21:56:01,176 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-07 21:56:01,176 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-07 21:56:01,177 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-07 21:56:01,177 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-07 21:56:01,177 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-07 21:56:01,177 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-07 21:56:01,177 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-07 21:56:01,178 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-07 21:56:01,178 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-07 21:56:01,178 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-07 21:56:01,178 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-07 21:56:01,178 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-07 21:56:01,178 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-07 21:56:01,178 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-07 21:56:01,178 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-07 21:56:01,178 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-jdk21/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 -> 39a0ee67cab8b43871ca261718d89792fc48656cf8fd6685fbe356bacc9d48e1 [2024-11-07 21:56:01,447 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-07 21:56:01,453 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-07 21:56:01,455 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-07 21:56:01,456 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-07 21:56:01,457 INFO L274 PluginConnector]: CDTParser initialized [2024-11-07 21:56:01,458 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_01_good.i [2024-11-07 21:56:02,750 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-07 21:56:03,132 INFO L384 CDTParser]: Found 1 translation units. [2024-11-07 21:56:03,137 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_01_good.i [2024-11-07 21:56:03,170 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/f48ee45e8/c97c8d3fa45a4e04b33d3c74c17e8b58/FLAG8eb0beb3e [2024-11-07 21:56:03,319 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/f48ee45e8/c97c8d3fa45a4e04b33d3c74c17e8b58 [2024-11-07 21:56:03,321 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-07 21:56:03,322 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-07 21:56:03,324 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-07 21:56:03,324 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-07 21:56:03,327 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-07 21:56:03,328 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 09:56:03" (1/1) ... [2024-11-07 21:56:03,329 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@aaeff27 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 09:56:03, skipping insertion in model container [2024-11-07 21:56:03,329 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 09:56:03" (1/1) ... [2024-11-07 21:56:03,388 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-07 21:56:04,351 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 21:56:04,361 INFO L200 MainTranslator]: Completed pre-run [2024-11-07 21:56:04,517 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 21:56:04,771 INFO L204 MainTranslator]: Completed translation [2024-11-07 21:56:04,772 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 09:56:04 WrapperNode [2024-11-07 21:56:04,772 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-07 21:56:04,773 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-07 21:56:04,773 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-07 21:56:04,773 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-07 21:56:04,778 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 09:56:04" (1/1) ... [2024-11-07 21:56:04,819 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 09:56:04" (1/1) ... [2024-11-07 21:56:04,858 INFO L138 Inliner]: procedures = 942, calls = 28, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 59 [2024-11-07 21:56:04,859 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-07 21:56:04,859 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-07 21:56:04,859 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-07 21:56:04,860 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-07 21:56:04,868 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 09:56:04" (1/1) ... [2024-11-07 21:56:04,870 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 09:56:04" (1/1) ... [2024-11-07 21:56:04,875 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 09:56:04" (1/1) ... [2024-11-07 21:56:04,889 INFO L175 MemorySlicer]: No memory access in input program. [2024-11-07 21:56:04,893 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 09:56:04" (1/1) ... [2024-11-07 21:56:04,893 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 09:56:04" (1/1) ... [2024-11-07 21:56:04,904 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 09:56:04" (1/1) ... [2024-11-07 21:56:04,906 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 09:56:04" (1/1) ... [2024-11-07 21:56:04,912 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 09:56:04" (1/1) ... [2024-11-07 21:56:04,915 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 09:56:04" (1/1) ... [2024-11-07 21:56:04,918 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-07 21:56:04,923 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-07 21:56:04,923 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-07 21:56:04,923 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-07 21:56:04,924 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 09:56:04" (1/1) ... [2024-11-07 21:56:04,934 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-07 21:56:04,950 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 21:56:04,967 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-07 21:56:04,971 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-07 21:56:04,997 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2024-11-07 21:56:04,997 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2024-11-07 21:56:04,997 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-07 21:56:04,997 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-07 21:56:04,997 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-07 21:56:04,997 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-07 21:56:04,998 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-07 21:56:05,175 INFO L238 CfgBuilder]: Building ICFG [2024-11-07 21:56:05,178 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-07 21:56:09,165 INFO L? ?]: Removed 22 outVars from TransFormulas that were not future-live. [2024-11-07 21:56:09,165 INFO L287 CfgBuilder]: Performing block encoding [2024-11-07 21:56:09,177 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-07 21:56:09,179 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-07 21:56:09,180 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 09:56:09 BoogieIcfgContainer [2024-11-07 21:56:09,180 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-07 21:56:09,182 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-07 21:56:09,183 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-07 21:56:09,188 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-07 21:56:09,188 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 09:56:03" (1/3) ... [2024-11-07 21:56:09,189 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3b55946d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 09:56:09, skipping insertion in model container [2024-11-07 21:56:09,190 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 09:56:04" (2/3) ... [2024-11-07 21:56:09,190 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3b55946d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 09:56:09, skipping insertion in model container [2024-11-07 21:56:09,190 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 09:56:09" (3/3) ... [2024-11-07 21:56:09,191 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_fscanf_square_01_good.i [2024-11-07 21:56:09,206 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-07 21:56:09,207 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 5 error locations. [2024-11-07 21:56:09,252 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-07 21:56:09,263 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;@7d927185, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-07 21:56:09,263 INFO L334 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2024-11-07 21:56:09,268 INFO L276 IsEmpty]: Start isEmpty. Operand has 37 states, 24 states have (on average 1.3333333333333333) internal successors, (32), 29 states have internal predecessors, (32), 5 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) [2024-11-07 21:56:09,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-07 21:56:09,274 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 21:56:09,275 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 21:56:09,276 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 2 more)] === [2024-11-07 21:56:09,280 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 21:56:09,281 INFO L85 PathProgramCache]: Analyzing trace with hash -1856215131, now seen corresponding path program 1 times [2024-11-07 21:56:09,292 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-07 21:56:09,293 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [455856150] [2024-11-07 21:56:09,293 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 21:56:09,293 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-07 21:56:09,294 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-07 21:56:09,298 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-07 21:56:09,300 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-07 21:56:09,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 21:56:09,443 INFO L255 TraceCheckSpWp]: Trace formula consists of 37 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-07 21:56:09,448 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 21:56:09,484 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 21:56:09,485 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-07 21:56:09,486 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-07 21:56:09,488 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [455856150] [2024-11-07 21:56:09,489 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [455856150] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 21:56:09,489 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 21:56:09,489 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-07 21:56:09,491 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [977247370] [2024-11-07 21:56:09,491 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 21:56:09,494 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-07 21:56:09,495 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-07 21:56:09,511 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-07 21:56:09,512 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 21:56:09,514 INFO L87 Difference]: Start difference. First operand has 37 states, 24 states have (on average 1.3333333333333333) internal successors, (32), 29 states have internal predecessors, (32), 5 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) Second operand has 3 states, 2 states have (on average 3.5) internal successors, (7), 3 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-07 21:56:09,600 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 21:56:09,600 INFO L93 Difference]: Finished difference Result 37 states and 42 transitions. [2024-11-07 21:56:09,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-07 21:56:09,602 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 3.5) internal successors, (7), 3 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 9 [2024-11-07 21:56:09,602 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 21:56:09,606 INFO L225 Difference]: With dead ends: 37 [2024-11-07 21:56:09,606 INFO L226 Difference]: Without dead ends: 24 [2024-11-07 21:56:09,609 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 21:56:09,612 INFO L432 NwaCegarLoop]: 38 mSDtfsCounter, 1 mSDsluCounter, 36 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 74 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-07 21:56:09,613 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 74 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-07 21:56:09,625 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24 states. [2024-11-07 21:56:09,638 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24 to 24. [2024-11-07 21:56:09,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24 states, 17 states have (on average 1.2352941176470589) internal successors, (21), 19 states have internal predecessors, (21), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-07 21:56:09,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 25 transitions. [2024-11-07 21:56:09,647 INFO L78 Accepts]: Start accepts. Automaton has 24 states and 25 transitions. Word has length 9 [2024-11-07 21:56:09,647 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 21:56:09,648 INFO L471 AbstractCegarLoop]: Abstraction has 24 states and 25 transitions. [2024-11-07 21:56:09,648 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 3.5) internal successors, (7), 3 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-07 21:56:09,648 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 25 transitions. [2024-11-07 21:56:09,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-07 21:56:09,649 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 21:56:09,649 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 21:56:09,655 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/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 [2024-11-07 21:56:09,850 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-07 21:56:09,851 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 2 more)] === [2024-11-07 21:56:09,851 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 21:56:09,852 INFO L85 PathProgramCache]: Analyzing trace with hash -1574744561, now seen corresponding path program 1 times [2024-11-07 21:56:09,853 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-07 21:56:09,853 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1624586455] [2024-11-07 21:56:09,853 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 21:56:09,853 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-07 21:56:09,853 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-07 21:56:09,855 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-07 21:56:09,857 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-11-07 21:56:09,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 21:56:09,944 INFO L255 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-07 21:56:09,945 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 21:56:10,007 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 21:56:10,008 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-07 21:56:10,008 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-07 21:56:10,009 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1624586455] [2024-11-07 21:56:10,009 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1624586455] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 21:56:10,009 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 21:56:10,009 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-07 21:56:10,009 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1844729367] [2024-11-07 21:56:10,009 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 21:56:10,010 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-07 21:56:10,011 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-07 21:56:10,012 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-07 21:56:10,013 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-07 21:56:10,013 INFO L87 Difference]: Start difference. First operand 24 states and 25 transitions. Second operand has 4 states, 3 states have (on average 4.666666666666667) internal successors, (14), 4 states have internal predecessors, (14), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-07 21:56:14,066 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-07 21:56:18,073 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-07 21:56:22,078 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-07 21:56:22,179 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 21:56:22,180 INFO L93 Difference]: Finished difference Result 25 states and 26 transitions. [2024-11-07 21:56:22,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-07 21:56:22,185 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 4.666666666666667) internal successors, (14), 4 states have internal predecessors, (14), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 18 [2024-11-07 21:56:22,185 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 21:56:22,186 INFO L225 Difference]: With dead ends: 25 [2024-11-07 21:56:22,186 INFO L226 Difference]: Without dead ends: 24 [2024-11-07 21:56:22,186 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-07 21:56:22,187 INFO L432 NwaCegarLoop]: 18 mSDtfsCounter, 4 mSDsluCounter, 32 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 1 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 50 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.2s IncrementalHoareTripleChecker+Time [2024-11-07 21:56:22,187 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 50 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 15 Invalid, 3 Unknown, 0 Unchecked, 12.2s Time] [2024-11-07 21:56:22,187 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24 states. [2024-11-07 21:56:22,189 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24 to 23. [2024-11-07 21:56:22,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23 states, 17 states have (on average 1.1764705882352942) internal successors, (20), 18 states have internal predecessors, (20), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-07 21:56:22,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 24 transitions. [2024-11-07 21:56:22,191 INFO L78 Accepts]: Start accepts. Automaton has 23 states and 24 transitions. Word has length 18 [2024-11-07 21:56:22,191 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 21:56:22,191 INFO L471 AbstractCegarLoop]: Abstraction has 23 states and 24 transitions. [2024-11-07 21:56:22,191 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 4.666666666666667) internal successors, (14), 4 states have internal predecessors, (14), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-07 21:56:22,191 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 24 transitions. [2024-11-07 21:56:22,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-07 21:56:22,192 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 21:56:22,192 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 21:56:22,197 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2024-11-07 21:56:22,392 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-07 21:56:22,392 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 2 more)] === [2024-11-07 21:56:22,393 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 21:56:22,393 INFO L85 PathProgramCache]: Analyzing trace with hash -1572437040, now seen corresponding path program 1 times [2024-11-07 21:56:22,393 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-07 21:56:22,393 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [620520971] [2024-11-07 21:56:22,393 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 21:56:22,393 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-07 21:56:22,394 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-07 21:56:22,395 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-07 21:56:22,396 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2024-11-07 21:56:22,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 21:56:22,494 INFO L255 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-07 21:56:22,496 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 21:56:22,503 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 21:56:22,503 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-07 21:56:22,504 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-07 21:56:22,504 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [620520971] [2024-11-07 21:56:22,504 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [620520971] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 21:56:22,504 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 21:56:22,504 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-07 21:56:22,504 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1811672261] [2024-11-07 21:56:22,504 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 21:56:22,504 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-07 21:56:22,504 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-07 21:56:22,505 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-07 21:56:22,505 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 21:56:22,505 INFO L87 Difference]: Start difference. First operand 23 states and 24 transitions. Second operand has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-07 21:56:22,517 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 21:56:22,518 INFO L93 Difference]: Finished difference Result 28 states and 28 transitions. [2024-11-07 21:56:22,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-07 21:56:22,518 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 19 [2024-11-07 21:56:22,518 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 21:56:22,519 INFO L225 Difference]: With dead ends: 28 [2024-11-07 21:56:22,519 INFO L226 Difference]: Without dead ends: 23 [2024-11-07 21:56:22,519 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 21:56:22,520 INFO L432 NwaCegarLoop]: 24 mSDtfsCounter, 0 mSDsluCounter, 19 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 43 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-07 21:56:22,520 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 43 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-07 21:56:22,520 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23 states. [2024-11-07 21:56:22,522 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23 to 23. [2024-11-07 21:56:22,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23 states, 17 states have (on average 1.1176470588235294) internal successors, (19), 18 states have internal predecessors, (19), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-07 21:56:22,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 23 transitions. [2024-11-07 21:56:22,523 INFO L78 Accepts]: Start accepts. Automaton has 23 states and 23 transitions. Word has length 19 [2024-11-07 21:56:22,523 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 21:56:22,523 INFO L471 AbstractCegarLoop]: Abstraction has 23 states and 23 transitions. [2024-11-07 21:56:22,524 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-07 21:56:22,524 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 23 transitions. [2024-11-07 21:56:22,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-07 21:56:22,524 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 21:56:22,524 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 21:56:22,530 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2024-11-07 21:56:22,725 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-07 21:56:22,725 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 2 more)] === [2024-11-07 21:56:22,725 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 21:56:22,726 INFO L85 PathProgramCache]: Analyzing trace with hash -1501032911, now seen corresponding path program 1 times [2024-11-07 21:56:22,726 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-07 21:56:22,726 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [44446346] [2024-11-07 21:56:22,726 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 21:56:22,726 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-07 21:56:22,726 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-07 21:56:22,729 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-07 21:56:22,730 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/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 [2024-11-07 21:57:14,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 21:57:14,420 INFO L255 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-07 21:57:14,422 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 21:57:15,046 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 21:57:15,046 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-07 21:57:15,047 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-07 21:57:15,047 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [44446346] [2024-11-07 21:57:15,047 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [44446346] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 21:57:15,047 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 21:57:15,047 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-07 21:57:15,047 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [261358076] [2024-11-07 21:57:15,047 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 21:57:15,048 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-07 21:57:15,048 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-07 21:57:15,048 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-07 21:57:15,048 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-07 21:57:15,049 INFO L87 Difference]: Start difference. First operand 23 states and 23 transitions. Second operand has 6 states, 5 states have (on average 3.2) internal successors, (16), 6 states have internal predecessors, (16), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-07 21:57:19,292 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-07 21:57:23,297 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-07 21:57:27,300 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-07 21:57:31,303 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-07 21:57:35,306 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-07 21:57:35,306 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 21:57:35,306 INFO L93 Difference]: Finished difference Result 23 states and 23 transitions. [2024-11-07 21:57:35,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-07 21:57:35,311 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 3.2) internal successors, (16), 6 states have internal predecessors, (16), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 20 [2024-11-07 21:57:35,311 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 21:57:35,311 INFO L225 Difference]: With dead ends: 23 [2024-11-07 21:57:35,311 INFO L226 Difference]: Without dead ends: 22 [2024-11-07 21:57:35,312 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-07 21:57:35,312 INFO L432 NwaCegarLoop]: 17 mSDtfsCounter, 1 mSDsluCounter, 64 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 20.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 81 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 20.2s IncrementalHoareTripleChecker+Time [2024-11-07 21:57:35,312 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 81 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 5 Unknown, 0 Unchecked, 20.2s Time] [2024-11-07 21:57:35,313 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22 states. [2024-11-07 21:57:35,316 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22 to 22. [2024-11-07 21:57:35,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22 states, 17 states have (on average 1.0588235294117647) internal successors, (18), 17 states have internal predecessors, (18), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-07 21:57:35,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 22 transitions. [2024-11-07 21:57:35,318 INFO L78 Accepts]: Start accepts. Automaton has 22 states and 22 transitions. Word has length 20 [2024-11-07 21:57:35,318 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 21:57:35,318 INFO L471 AbstractCegarLoop]: Abstraction has 22 states and 22 transitions. [2024-11-07 21:57:35,318 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 3.2) internal successors, (16), 6 states have internal predecessors, (16), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-07 21:57:35,318 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 22 transitions. [2024-11-07 21:57:35,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-07 21:57:35,318 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 21:57:35,319 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 21:57:35,327 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Ended with exit code 0 [2024-11-07 21:57:35,519 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-07 21:57:35,519 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 2 more)] === [2024-11-07 21:57:35,520 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 21:57:35,520 INFO L85 PathProgramCache]: Analyzing trace with hash 712620082, now seen corresponding path program 1 times [2024-11-07 21:57:35,520 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-07 21:57:35,520 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1203789403] [2024-11-07 21:57:35,520 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 21:57:35,520 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-07 21:57:35,520 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-07 21:57:35,522 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-07 21:57:35,524 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/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