./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_06_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 4fc63b2a Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b778ba5-45c5-4213-9881-b45d5788abb1/bin/utaipan-verify-DbMuA5NWw2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b778ba5-45c5-4213-9881-b45d5788abb1/bin/utaipan-verify-DbMuA5NWw2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b778ba5-45c5-4213-9881-b45d5788abb1/bin/utaipan-verify-DbMuA5NWw2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b778ba5-45c5-4213-9881-b45d5788abb1/bin/utaipan-verify-DbMuA5NWw2/config/TaipanReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_06_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b778ba5-45c5-4213-9881-b45d5788abb1/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-Overflow-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b778ba5-45c5-4213-9881-b45d5788abb1/bin/utaipan-verify-DbMuA5NWw2 --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 38101d5cf12603cfe6b8dc86f83589626a9823e1bc03840dd63d9f12cecd3e64 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-11-02 12:25:30,568 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-02 12:25:30,659 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b778ba5-45c5-4213-9881-b45d5788abb1/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-Overflow-64bit-Taipan_Default.epf [2024-11-02 12:25:30,666 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-02 12:25:30,666 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-02 12:25:30,695 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-02 12:25:30,696 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-02 12:25:30,697 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-02 12:25:30,698 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-02 12:25:30,699 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-02 12:25:30,699 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-02 12:25:30,700 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-02 12:25:30,701 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-02 12:25:30,701 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-02 12:25:30,703 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-02 12:25:30,704 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-02 12:25:30,704 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-02 12:25:30,705 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-02 12:25:30,705 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-02 12:25:30,705 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-02 12:25:30,709 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-02 12:25:30,710 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-02 12:25:30,711 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-02 12:25:30,711 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-02 12:25:30,712 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-02 12:25:30,712 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-02 12:25:30,712 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-02 12:25:30,712 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-02 12:25:30,713 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-02 12:25:30,713 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-02 12:25:30,713 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-02 12:25:30,714 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-02 12:25:30,714 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-02 12:25:30,714 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-02 12:25:30,715 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-02 12:25:30,715 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-02 12:25:30,715 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-02 12:25:30,715 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:25:30,716 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-02 12:25:30,716 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-02 12:25:30,716 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-02 12:25:30,718 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-02 12:25:30,719 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-02 12:25:30,719 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-02 12:25:30,719 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-02 12:25:30,720 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-02 12:25:30,720 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b778ba5-45c5-4213-9881-b45d5788abb1/bin/utaipan-verify-DbMuA5NWw2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b778ba5-45c5-4213-9881-b45d5788abb1/bin/utaipan-verify-DbMuA5NWw2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 38101d5cf12603cfe6b8dc86f83589626a9823e1bc03840dd63d9f12cecd3e64 [2024-11-02 12:25:31,058 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-02 12:25:31,085 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-02 12:25:31,090 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-02 12:25:31,091 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-02 12:25:31,092 INFO L274 PluginConnector]: CDTParser initialized [2024-11-02 12:25:31,093 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b778ba5-45c5-4213-9881-b45d5788abb1/bin/utaipan-verify-DbMuA5NWw2/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_06_good.i Unable to find full path for "g++" [2024-11-02 12:25:33,090 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-02 12:25:33,594 INFO L384 CDTParser]: Found 1 translation units. [2024-11-02 12:25:33,595 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b778ba5-45c5-4213-9881-b45d5788abb1/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_06_good.i [2024-11-02 12:25:33,630 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b778ba5-45c5-4213-9881-b45d5788abb1/bin/utaipan-verify-DbMuA5NWw2/data/b244ed02a/d3de06ba351e4b42b3e594b894486aa2/FLAG50bdf825c [2024-11-02 12:25:33,721 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b778ba5-45c5-4213-9881-b45d5788abb1/bin/utaipan-verify-DbMuA5NWw2/data/b244ed02a/d3de06ba351e4b42b3e594b894486aa2 [2024-11-02 12:25:33,724 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-02 12:25:33,725 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-02 12:25:33,727 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-02 12:25:33,727 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-02 12:25:33,734 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-02 12:25:33,735 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:25:33" (1/1) ... [2024-11-02 12:25:33,736 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@436d9662 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:25:33, skipping insertion in model container [2024-11-02 12:25:33,736 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:25:33" (1/1) ... [2024-11-02 12:25:33,829 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-02 12:25:35,469 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:3126) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:256) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1584) 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:1734) 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:1148) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1131) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:236) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1765) 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:1148) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1131) 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:1611) 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:3458) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2482) 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) [2024-11-02 12:25:35,475 INFO L158 Benchmark]: Toolchain (without parser) took 1749.29ms. Allocated memory is still 153.1MB. Free memory was 116.9MB in the beginning and 105.4MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-11-02 12:25:35,479 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 111.1MB. Free memory is still 79.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-02 12:25:35,480 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1746.67ms. Allocated memory is still 153.1MB. Free memory was 116.9MB in the beginning and 105.4MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-11-02 12:25:35,481 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 111.1MB. Free memory is still 79.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1746.67ms. Allocated memory is still 153.1MB. Free memory was 116.9MB in the beginning and 105.4MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. 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: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b778ba5-45c5-4213-9881-b45d5788abb1/bin/utaipan-verify-DbMuA5NWw2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b778ba5-45c5-4213-9881-b45d5788abb1/bin/utaipan-verify-DbMuA5NWw2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b778ba5-45c5-4213-9881-b45d5788abb1/bin/utaipan-verify-DbMuA5NWw2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b778ba5-45c5-4213-9881-b45d5788abb1/bin/utaipan-verify-DbMuA5NWw2/config/TaipanReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_06_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b778ba5-45c5-4213-9881-b45d5788abb1/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-Overflow-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b778ba5-45c5-4213-9881-b45d5788abb1/bin/utaipan-verify-DbMuA5NWw2 --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 38101d5cf12603cfe6b8dc86f83589626a9823e1bc03840dd63d9f12cecd3e64 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-11-02 12:25:37,838 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-02 12:25:37,940 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b778ba5-45c5-4213-9881-b45d5788abb1/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-Overflow-64bit-Taipan_Bitvector.epf [2024-11-02 12:25:37,946 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-02 12:25:37,947 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-02 12:25:37,986 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-02 12:25:37,986 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-02 12:25:37,987 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-02 12:25:37,988 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-02 12:25:37,992 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-02 12:25:37,992 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-02 12:25:37,993 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-02 12:25:37,993 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-02 12:25:37,995 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-02 12:25:37,995 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-02 12:25:37,996 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-02 12:25:37,996 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-02 12:25:37,997 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-02 12:25:37,997 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-02 12:25:37,997 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-02 12:25:37,997 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-02 12:25:37,998 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-02 12:25:37,998 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-02 12:25:37,998 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-02 12:25:37,999 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-02 12:25:37,999 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-02 12:25:37,999 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-02 12:25:37,999 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-02 12:25:37,999 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-02 12:25:38,000 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-02 12:25:38,000 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-02 12:25:38,000 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-02 12:25:38,000 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-02 12:25:38,003 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-02 12:25:38,003 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:25:38,004 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-02 12:25:38,004 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-02 12:25:38,004 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-02 12:25:38,004 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-02 12:25:38,005 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-02 12:25:38,006 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-02 12:25:38,006 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-02 12:25:38,006 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-02 12:25:38,006 INFO L153 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b778ba5-45c5-4213-9881-b45d5788abb1/bin/utaipan-verify-DbMuA5NWw2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b778ba5-45c5-4213-9881-b45d5788abb1/bin/utaipan-verify-DbMuA5NWw2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 38101d5cf12603cfe6b8dc86f83589626a9823e1bc03840dd63d9f12cecd3e64 [2024-11-02 12:25:38,427 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-02 12:25:38,462 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-02 12:25:38,465 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-02 12:25:38,467 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-02 12:25:38,467 INFO L274 PluginConnector]: CDTParser initialized [2024-11-02 12:25:38,468 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b778ba5-45c5-4213-9881-b45d5788abb1/bin/utaipan-verify-DbMuA5NWw2/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_06_good.i Unable to find full path for "g++" [2024-11-02 12:25:40,654 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-02 12:25:41,157 INFO L384 CDTParser]: Found 1 translation units. [2024-11-02 12:25:41,158 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b778ba5-45c5-4213-9881-b45d5788abb1/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_06_good.i [2024-11-02 12:25:41,193 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b778ba5-45c5-4213-9881-b45d5788abb1/bin/utaipan-verify-DbMuA5NWw2/data/719659f4a/3978d50c297945dda473d44148833891/FLAG0397239a9 [2024-11-02 12:25:41,245 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b778ba5-45c5-4213-9881-b45d5788abb1/bin/utaipan-verify-DbMuA5NWw2/data/719659f4a/3978d50c297945dda473d44148833891 [2024-11-02 12:25:41,248 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-02 12:25:41,250 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-02 12:25:41,251 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-02 12:25:41,251 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-02 12:25:41,256 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-02 12:25:41,257 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:25:41" (1/1) ... [2024-11-02 12:25:41,258 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@470a0963 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:25:41, skipping insertion in model container [2024-11-02 12:25:41,258 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:25:41" (1/1) ... [2024-11-02 12:25:41,334 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-02 12:25:43,291 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:25:43,304 INFO L200 MainTranslator]: Completed pre-run [2024-11-02 12:25:43,465 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:25:43,987 INFO L204 MainTranslator]: Completed translation [2024-11-02 12:25:43,988 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:25:43 WrapperNode [2024-11-02 12:25:43,988 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-02 12:25:43,989 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-02 12:25:43,990 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-02 12:25:43,990 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-02 12:25:43,998 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:25:43" (1/1) ... [2024-11-02 12:25:44,042 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:25:43" (1/1) ... [2024-11-02 12:25:44,094 INFO L138 Inliner]: procedures = 944, calls = 38, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 138 [2024-11-02 12:25:44,094 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-02 12:25:44,095 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-02 12:25:44,095 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-02 12:25:44,095 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-02 12:25:44,105 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:25:43" (1/1) ... [2024-11-02 12:25:44,105 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:25:43" (1/1) ... [2024-11-02 12:25:44,109 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:25:43" (1/1) ... [2024-11-02 12:25:44,110 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:25:43" (1/1) ... [2024-11-02 12:25:44,118 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:25:43" (1/1) ... [2024-11-02 12:25:44,121 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:25:43" (1/1) ... [2024-11-02 12:25:44,124 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:25:43" (1/1) ... [2024-11-02 12:25:44,126 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:25:43" (1/1) ... [2024-11-02 12:25:44,132 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-02 12:25:44,136 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-02 12:25:44,136 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-02 12:25:44,136 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-02 12:25:44,137 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:25:43" (1/1) ... [2024-11-02 12:25:44,151 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:25:44,167 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b778ba5-45c5-4213-9881-b45d5788abb1/bin/utaipan-verify-DbMuA5NWw2/z3 [2024-11-02 12:25:44,179 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b778ba5-45c5-4213-9881-b45d5788abb1/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-02 12:25:44,182 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b778ba5-45c5-4213-9881-b45d5788abb1/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-02 12:25:44,206 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2024-11-02 12:25:44,206 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2024-11-02 12:25:44,207 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-02 12:25:44,207 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-02 12:25:44,207 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-02 12:25:44,207 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-02 12:25:44,207 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-02 12:25:44,371 INFO L238 CfgBuilder]: Building ICFG [2024-11-02 12:25:44,375 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-02 12:25:53,363 INFO L? ?]: Removed 46 outVars from TransFormulas that were not future-live. [2024-11-02 12:25:53,363 INFO L287 CfgBuilder]: Performing block encoding [2024-11-02 12:25:53,387 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-02 12:25:53,387 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-02 12:25:53,388 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:25:53 BoogieIcfgContainer [2024-11-02 12:25:53,389 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-02 12:25:53,391 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-02 12:25:53,391 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-02 12:25:53,393 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-02 12:25:53,394 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 12:25:41" (1/3) ... [2024-11-02 12:25:53,394 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7e89a204 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:25:53, skipping insertion in model container [2024-11-02 12:25:53,394 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:25:43" (2/3) ... [2024-11-02 12:25:53,395 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7e89a204 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:25:53, skipping insertion in model container [2024-11-02 12:25:53,396 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:25:53" (3/3) ... [2024-11-02 12:25:53,397 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_rand_square_06_good.i [2024-11-02 12:25:53,412 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-02 12:25:53,412 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 10 error locations. [2024-11-02 12:25:53,485 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-02 12:25:53,492 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=FINITE_AUTOMATA, 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;@13e1ef15, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-02 12:25:53,494 INFO L334 AbstractCegarLoop]: Starting to check reachability of 10 error locations. [2024-11-02 12:25:53,499 INFO L276 IsEmpty]: Start isEmpty. Operand has 73 states, 50 states have (on average 1.5) internal successors, (75), 60 states have internal predecessors, (75), 10 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (10), 10 states have call predecessors, (10), 10 states have call successors, (10) [2024-11-02 12:25:53,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-02 12:25:53,512 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:25:53,513 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-02 12:25:53,513 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2024-11-02 12:25:53,522 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:25:53,523 INFO L85 PathProgramCache]: Analyzing trace with hash 598069847, now seen corresponding path program 1 times [2024-11-02 12:25:53,541 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-02 12:25:53,541 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1733485190] [2024-11-02 12:25:53,542 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:25:53,542 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 [2024-11-02 12:25:53,543 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b778ba5-45c5-4213-9881-b45d5788abb1/bin/utaipan-verify-DbMuA5NWw2/mathsat [2024-11-02 12:25:53,547 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b778ba5-45c5-4213-9881-b45d5788abb1/bin/utaipan-verify-DbMuA5NWw2/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) [2024-11-02 12:25:53,549 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b778ba5-45c5-4213-9881-b45d5788abb1/bin/utaipan-verify-DbMuA5NWw2/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 [2024-11-02 12:25:53,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 12:25:53,716 INFO L255 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-02 12:25:53,723 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-02 12:25:53,767 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-02 12:25:53,767 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-02 12:25:53,768 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-02 12:25:53,768 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1733485190] [2024-11-02 12:25:53,769 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1733485190] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-02 12:25:53,770 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-02 12:25:53,770 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-02 12:25:53,772 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [95381111] [2024-11-02 12:25:53,774 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-02 12:25:53,779 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-02 12:25:53,779 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-02 12:25:53,808 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-02 12:25:53,809 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-02 12:25:53,813 INFO L87 Difference]: Start difference. First operand has 73 states, 50 states have (on average 1.5) internal successors, (75), 60 states have internal predecessors, (75), 10 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (10), 10 states have call predecessors, (10), 10 states have call successors, (10) Second operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-02 12:25:53,934 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-02 12:25:53,934 INFO L93 Difference]: Finished difference Result 157 states and 203 transitions. [2024-11-02 12:25:53,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-02 12:25:53,937 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 12 [2024-11-02 12:25:53,938 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-02 12:25:53,946 INFO L225 Difference]: With dead ends: 157 [2024-11-02 12:25:53,946 INFO L226 Difference]: Without dead ends: 60 [2024-11-02 12:25:53,952 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-02 12:25:53,959 INFO L432 NwaCegarLoop]: 93 mSDtfsCounter, 26 mSDsluCounter, 72 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 26 SdHoareTripleChecker+Valid, 165 SdHoareTripleChecker+Invalid, 29 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-02 12:25:53,960 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [26 Valid, 165 Invalid, 29 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-02 12:25:53,983 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 60 states. [2024-11-02 12:25:54,012 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 60 to 60. [2024-11-02 12:25:54,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 60 states, 42 states have (on average 1.380952380952381) internal successors, (58), 51 states have internal predecessors, (58), 6 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2024-11-02 12:25:54,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 60 states and 70 transitions. [2024-11-02 12:25:54,021 INFO L78 Accepts]: Start accepts. Automaton has 60 states and 70 transitions. Word has length 12 [2024-11-02 12:25:54,022 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-02 12:25:54,024 INFO L471 AbstractCegarLoop]: Abstraction has 60 states and 70 transitions. [2024-11-02 12:25:54,024 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-02 12:25:54,025 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 70 transitions. [2024-11-02 12:25:54,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-02 12:25:54,027 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:25:54,027 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-02 12:25:54,030 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b778ba5-45c5-4213-9881-b45d5788abb1/bin/utaipan-verify-DbMuA5NWw2/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 [2024-11-02 12:25:54,228 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b778ba5-45c5-4213-9881-b45d5788abb1/bin/utaipan-verify-DbMuA5NWw2/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 [2024-11-02 12:25:54,228 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2024-11-02 12:25:54,229 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:25:54,229 INFO L85 PathProgramCache]: Analyzing trace with hash -1051476292, now seen corresponding path program 1 times [2024-11-02 12:25:54,230 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-02 12:25:54,230 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1951009048] [2024-11-02 12:25:54,230 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:25:54,231 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 [2024-11-02 12:25:54,231 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b778ba5-45c5-4213-9881-b45d5788abb1/bin/utaipan-verify-DbMuA5NWw2/mathsat [2024-11-02 12:25:54,234 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b778ba5-45c5-4213-9881-b45d5788abb1/bin/utaipan-verify-DbMuA5NWw2/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) [2024-11-02 12:25:54,235 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b778ba5-45c5-4213-9881-b45d5788abb1/bin/utaipan-verify-DbMuA5NWw2/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 [2024-11-02 12:25:54,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 12:25:54,339 INFO L255 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-02 12:25:54,340 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-02 12:25:54,433 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-02 12:25:54,433 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-02 12:25:54,433 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-02 12:25:54,434 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1951009048] [2024-11-02 12:25:54,434 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1951009048] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-02 12:25:54,434 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-02 12:25:54,434 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-02 12:25:54,434 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [517341655] [2024-11-02 12:25:54,435 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-02 12:25:54,436 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-02 12:25:54,436 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-02 12:25:54,436 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-02 12:25:54,439 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-02 12:25:54,439 INFO L87 Difference]: Start difference. First operand 60 states and 70 transitions. Second operand has 4 states, 3 states have (on average 4.0) internal successors, (12), 4 states have internal predecessors, (12), 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) [2024-11-02 12:25:56,517 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-02 12:25:58,523 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-02 12:26:00,525 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-02 12:26:01,391 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-02 12:26:01,392 INFO L93 Difference]: Finished difference Result 64 states and 76 transitions. [2024-11-02 12:26:01,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-02 12:26:01,393 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 4.0) internal successors, (12), 4 states have internal predecessors, (12), 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 14 [2024-11-02 12:26:01,393 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-02 12:26:01,394 INFO L225 Difference]: With dead ends: 64 [2024-11-02 12:26:01,394 INFO L226 Difference]: Without dead ends: 63 [2024-11-02 12:26:01,395 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-02 12:26:01,397 INFO L432 NwaCegarLoop]: 64 mSDtfsCounter, 9 mSDsluCounter, 110 mSDsCounter, 0 mSdLazyCounter, 30 mSolverCounterSat, 2 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 174 SdHoareTripleChecker+Invalid, 35 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 30 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.9s IncrementalHoareTripleChecker+Time [2024-11-02 12:26:01,398 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [10 Valid, 174 Invalid, 35 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 30 Invalid, 3 Unknown, 0 Unchecked, 6.9s Time] [2024-11-02 12:26:01,399 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63 states. [2024-11-02 12:26:01,407 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63 to 59. [2024-11-02 12:26:01,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 59 states, 42 states have (on average 1.3571428571428572) internal successors, (57), 50 states have internal predecessors, (57), 6 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2024-11-02 12:26:01,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 59 states and 69 transitions. [2024-11-02 12:26:01,412 INFO L78 Accepts]: Start accepts. Automaton has 59 states and 69 transitions. Word has length 14 [2024-11-02 12:26:01,412 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-02 12:26:01,413 INFO L471 AbstractCegarLoop]: Abstraction has 59 states and 69 transitions. [2024-11-02 12:26:01,413 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 4.0) internal successors, (12), 4 states have internal predecessors, (12), 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) [2024-11-02 12:26:01,413 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 69 transitions. [2024-11-02 12:26:01,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-02 12:26:01,414 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:26:01,414 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-02 12:26:01,419 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b778ba5-45c5-4213-9881-b45d5788abb1/bin/utaipan-verify-DbMuA5NWw2/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 [2024-11-02 12:26:01,614 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b778ba5-45c5-4213-9881-b45d5788abb1/bin/utaipan-verify-DbMuA5NWw2/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 [2024-11-02 12:26:01,615 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2024-11-02 12:26:01,616 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:26:01,616 INFO L85 PathProgramCache]: Analyzing trace with hash 1763977423, now seen corresponding path program 1 times [2024-11-02 12:26:01,616 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-02 12:26:01,616 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1557754471] [2024-11-02 12:26:01,617 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:26:01,617 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 [2024-11-02 12:26:01,617 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b778ba5-45c5-4213-9881-b45d5788abb1/bin/utaipan-verify-DbMuA5NWw2/mathsat [2024-11-02 12:26:01,620 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b778ba5-45c5-4213-9881-b45d5788abb1/bin/utaipan-verify-DbMuA5NWw2/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) [2024-11-02 12:26:01,621 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b778ba5-45c5-4213-9881-b45d5788abb1/bin/utaipan-verify-DbMuA5NWw2/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 [2024-11-02 12:26:01,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 12:26:01,728 INFO L255 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-02 12:26:01,730 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-02 12:26:01,760 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-02 12:26:01,760 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-02 12:26:01,760 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-02 12:26:01,761 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1557754471] [2024-11-02 12:26:01,764 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1557754471] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-02 12:26:01,764 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-02 12:26:01,764 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-02 12:26:01,764 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [516314684] [2024-11-02 12:26:01,765 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-02 12:26:01,765 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-02 12:26:01,765 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-02 12:26:01,766 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-02 12:26:01,766 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-02 12:26:01,766 INFO L87 Difference]: Start difference. First operand 59 states and 69 transitions. Second operand has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 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) [2024-11-02 12:26:01,812 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-02 12:26:01,813 INFO L93 Difference]: Finished difference Result 106 states and 122 transitions. [2024-11-02 12:26:01,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-02 12:26:01,813 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 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 15 [2024-11-02 12:26:01,814 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-02 12:26:01,814 INFO L225 Difference]: With dead ends: 106 [2024-11-02 12:26:01,815 INFO L226 Difference]: Without dead ends: 60 [2024-11-02 12:26:01,815 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-02 12:26:01,816 INFO L432 NwaCegarLoop]: 68 mSDtfsCounter, 0 mSDsluCounter, 61 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 129 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-02 12:26:01,821 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 129 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-02 12:26:01,822 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 60 states. [2024-11-02 12:26:01,829 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 60 to 60. [2024-11-02 12:26:01,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 60 states, 43 states have (on average 1.3488372093023255) internal successors, (58), 51 states have internal predecessors, (58), 6 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2024-11-02 12:26:01,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 60 states and 70 transitions. [2024-11-02 12:26:01,832 INFO L78 Accepts]: Start accepts. Automaton has 60 states and 70 transitions. Word has length 15 [2024-11-02 12:26:01,832 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-02 12:26:01,832 INFO L471 AbstractCegarLoop]: Abstraction has 60 states and 70 transitions. [2024-11-02 12:26:01,832 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 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) [2024-11-02 12:26:01,832 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 70 transitions. [2024-11-02 12:26:01,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-02 12:26:01,833 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:26:01,833 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-02 12:26:01,837 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b778ba5-45c5-4213-9881-b45d5788abb1/bin/utaipan-verify-DbMuA5NWw2/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 [2024-11-02 12:26:02,033 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b778ba5-45c5-4213-9881-b45d5788abb1/bin/utaipan-verify-DbMuA5NWw2/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 [2024-11-02 12:26:02,034 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2024-11-02 12:26:02,034 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:26:02,034 INFO L85 PathProgramCache]: Analyzing trace with hash -1151399650, now seen corresponding path program 1 times [2024-11-02 12:26:02,035 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-02 12:26:02,035 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [992501706] [2024-11-02 12:26:02,035 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:26:02,036 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 [2024-11-02 12:26:02,036 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b778ba5-45c5-4213-9881-b45d5788abb1/bin/utaipan-verify-DbMuA5NWw2/mathsat [2024-11-02 12:26:02,039 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b778ba5-45c5-4213-9881-b45d5788abb1/bin/utaipan-verify-DbMuA5NWw2/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) [2024-11-02 12:26:02,041 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b778ba5-45c5-4213-9881-b45d5788abb1/bin/utaipan-verify-DbMuA5NWw2/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