./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_05_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76116dad-eaf6-45e0-9264-e7826ab453cb/bin/uautomizer-verify-uTZkv6EMXl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76116dad-eaf6-45e0-9264-e7826ab453cb/bin/uautomizer-verify-uTZkv6EMXl/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76116dad-eaf6-45e0-9264-e7826ab453cb/bin/uautomizer-verify-uTZkv6EMXl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76116dad-eaf6-45e0-9264-e7826ab453cb/bin/uautomizer-verify-uTZkv6EMXl/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_05_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76116dad-eaf6-45e0-9264-e7826ab453cb/bin/uautomizer-verify-uTZkv6EMXl/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76116dad-eaf6-45e0-9264-e7826ab453cb/bin/uautomizer-verify-uTZkv6EMXl --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 8e86594cae8048854fb458eebc093bd0380c3750a043df39e35b809924fb374a --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 02:33:34,577 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 02:33:34,648 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76116dad-eaf6-45e0-9264-e7826ab453cb/bin/uautomizer-verify-uTZkv6EMXl/config/svcomp-Overflow-64bit-Automizer_Default.epf [2023-11-12 02:33:34,654 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 02:33:34,655 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 02:33:34,680 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 02:33:34,681 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 02:33:34,682 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 02:33:34,683 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 02:33:34,683 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 02:33:34,684 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 02:33:34,685 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 02:33:34,685 INFO L153 SettingsManager]: * Use SBE=true [2023-11-12 02:33:34,686 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 02:33:34,687 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 02:33:34,687 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 02:33:34,688 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 02:33:34,689 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 02:33:34,689 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 02:33:34,690 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 02:33:34,691 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-12 02:33:34,695 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-12 02:33:34,696 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 02:33:34,696 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 02:33:34,697 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 02:33:34,697 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-12 02:33:34,698 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 02:33:34,698 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 02:33:34,699 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 02:33:34,699 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 02:33:34,700 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 02:33:34,700 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-12 02:33:34,701 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 02:33:34,701 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-12 02:33:34,702 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 02:33:34,702 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-12 02:33:34,702 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 02:33:34,703 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-12 02:33:34,703 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76116dad-eaf6-45e0-9264-e7826ab453cb/bin/uautomizer-verify-uTZkv6EMXl/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76116dad-eaf6-45e0-9264-e7826ab453cb/bin/uautomizer-verify-uTZkv6EMXl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8e86594cae8048854fb458eebc093bd0380c3750a043df39e35b809924fb374a [2023-11-12 02:33:35,014 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 02:33:35,037 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 02:33:35,040 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 02:33:35,041 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 02:33:35,042 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 02:33:35,043 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76116dad-eaf6-45e0-9264-e7826ab453cb/bin/uautomizer-verify-uTZkv6EMXl/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_05_good.i [2023-11-12 02:33:38,049 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 02:33:38,573 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 02:33:38,574 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76116dad-eaf6-45e0-9264-e7826ab453cb/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_05_good.i [2023-11-12 02:33:38,613 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76116dad-eaf6-45e0-9264-e7826ab453cb/bin/uautomizer-verify-uTZkv6EMXl/data/cbca77fc9/7f678560918e418f86173a04e139edfb/FLAGe1fc5633d [2023-11-12 02:33:38,631 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76116dad-eaf6-45e0-9264-e7826ab453cb/bin/uautomizer-verify-uTZkv6EMXl/data/cbca77fc9/7f678560918e418f86173a04e139edfb [2023-11-12 02:33:38,640 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 02:33:38,643 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 02:33:38,647 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 02:33:38,647 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 02:33:38,653 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 02:33:38,653 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:33:38" (1/1) ... [2023-11-12 02:33:38,655 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@308d9808 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:33:38, skipping insertion in model container [2023-11-12 02:33:38,655 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:33:38" (1/1) ... [2023-11-12 02:33:38,756 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 02:33:39,269 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-12 02:33:40,624 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: sqrt at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:610) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:2241) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:245) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1472) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:269) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:945) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:281) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:725) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:284) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:725) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:284) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1658) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:231) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1084) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1069) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:234) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1689) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:231) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1084) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1069) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:234) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:383) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1499) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:157) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3388) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2409) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:608) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:133) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:191) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:117) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:95) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:147) 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) [2023-11-12 02:33:40,630 INFO L158 Benchmark]: Toolchain (without parser) took 1985.55ms. Allocated memory is still 169.9MB. Free memory was 133.6MB in the beginning and 109.1MB in the end (delta: 24.5MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-11-12 02:33:40,630 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 121.6MB. Free memory is still 63.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 02:33:40,631 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1980.94ms. Allocated memory is still 169.9MB. Free memory was 133.1MB in the beginning and 109.1MB in the end (delta: 24.0MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-11-12 02:33:40,632 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 121.6MB. Free memory is still 63.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1980.94ms. Allocated memory is still 169.9MB. Free memory was 133.1MB in the beginning and 109.1MB in the end (delta: 24.0MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: sqrt de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: sqrt: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:610) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76116dad-eaf6-45e0-9264-e7826ab453cb/bin/uautomizer-verify-uTZkv6EMXl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76116dad-eaf6-45e0-9264-e7826ab453cb/bin/uautomizer-verify-uTZkv6EMXl/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76116dad-eaf6-45e0-9264-e7826ab453cb/bin/uautomizer-verify-uTZkv6EMXl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76116dad-eaf6-45e0-9264-e7826ab453cb/bin/uautomizer-verify-uTZkv6EMXl/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_05_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76116dad-eaf6-45e0-9264-e7826ab453cb/bin/uautomizer-verify-uTZkv6EMXl/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76116dad-eaf6-45e0-9264-e7826ab453cb/bin/uautomizer-verify-uTZkv6EMXl --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 8e86594cae8048854fb458eebc093bd0380c3750a043df39e35b809924fb374a --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 02:33:43,151 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 02:33:43,259 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76116dad-eaf6-45e0-9264-e7826ab453cb/bin/uautomizer-verify-uTZkv6EMXl/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf [2023-11-12 02:33:43,268 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 02:33:43,269 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 02:33:43,270 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.Checked method. Library mode if empty. [2023-11-12 02:33:43,313 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 02:33:43,314 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 02:33:43,315 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 02:33:43,315 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 02:33:43,316 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 02:33:43,317 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 02:33:43,318 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 02:33:43,318 INFO L153 SettingsManager]: * Use SBE=true [2023-11-12 02:33:43,319 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 02:33:43,320 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 02:33:43,320 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 02:33:43,321 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 02:33:43,322 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 02:33:43,322 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 02:33:43,323 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-12 02:33:43,324 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-12 02:33:43,324 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-12 02:33:43,325 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-12 02:33:43,325 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-12 02:33:43,326 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 02:33:43,327 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 02:33:43,327 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 02:33:43,328 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-12 02:33:43,328 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 02:33:43,329 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 02:33:43,329 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 02:33:43,330 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 02:33:43,330 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 02:33:43,330 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-12 02:33:43,331 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 02:33:43,331 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-12 02:33:43,331 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 02:33:43,331 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-12 02:33:43,332 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 02:33:43,332 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-12 02:33:43,333 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-12 02:33:43,333 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76116dad-eaf6-45e0-9264-e7826ab453cb/bin/uautomizer-verify-uTZkv6EMXl/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76116dad-eaf6-45e0-9264-e7826ab453cb/bin/uautomizer-verify-uTZkv6EMXl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8e86594cae8048854fb458eebc093bd0380c3750a043df39e35b809924fb374a [2023-11-12 02:33:43,704 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 02:33:43,737 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 02:33:43,740 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 02:33:43,741 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 02:33:43,742 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 02:33:43,743 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76116dad-eaf6-45e0-9264-e7826ab453cb/bin/uautomizer-verify-uTZkv6EMXl/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_05_good.i [2023-11-12 02:33:46,910 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 02:33:47,444 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 02:33:47,446 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76116dad-eaf6-45e0-9264-e7826ab453cb/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_05_good.i [2023-11-12 02:33:47,483 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76116dad-eaf6-45e0-9264-e7826ab453cb/bin/uautomizer-verify-uTZkv6EMXl/data/5cef21729/5d264909aece420891a8e77acb7f68fc/FLAG811e4cd4e [2023-11-12 02:33:47,502 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76116dad-eaf6-45e0-9264-e7826ab453cb/bin/uautomizer-verify-uTZkv6EMXl/data/5cef21729/5d264909aece420891a8e77acb7f68fc [2023-11-12 02:33:47,507 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 02:33:47,509 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 02:33:47,513 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 02:33:47,513 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 02:33:47,519 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 02:33:47,520 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:33:47" (1/1) ... [2023-11-12 02:33:47,521 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d025b55 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:33:47, skipping insertion in model container [2023-11-12 02:33:47,521 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:33:47" (1/1) ... [2023-11-12 02:33:47,610 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 02:33:48,111 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-12 02:33:49,246 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 02:33:49,263 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 02:33:49,295 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-12 02:33:49,380 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 02:33:49,703 WARN L672 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 02:33:49,703 WARN L672 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 02:33:49,704 WARN L672 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 02:33:49,704 WARN L672 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 02:33:49,704 WARN L672 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 02:33:49,712 INFO L206 MainTranslator]: Completed translation [2023-11-12 02:33:49,713 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:33:49 WrapperNode [2023-11-12 02:33:49,713 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 02:33:49,714 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 02:33:49,714 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 02:33:49,714 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 02:33:49,722 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:33:49" (1/1) ... [2023-11-12 02:33:49,770 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:33:49" (1/1) ... [2023-11-12 02:33:49,804 INFO L138 Inliner]: procedures = 946, calls = 71, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 94 [2023-11-12 02:33:49,804 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 02:33:49,805 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 02:33:49,805 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 02:33:49,806 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 02:33:49,815 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:33:49" (1/1) ... [2023-11-12 02:33:49,815 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:33:49" (1/1) ... [2023-11-12 02:33:49,820 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:33:49" (1/1) ... [2023-11-12 02:33:49,821 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:33:49" (1/1) ... [2023-11-12 02:33:49,833 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:33:49" (1/1) ... [2023-11-12 02:33:49,836 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:33:49" (1/1) ... [2023-11-12 02:33:49,839 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:33:49" (1/1) ... [2023-11-12 02:33:49,842 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:33:49" (1/1) ... [2023-11-12 02:33:49,847 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 02:33:49,848 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 02:33:49,848 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 02:33:49,848 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 02:33:49,849 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:33:49" (1/1) ... [2023-11-12 02:33:49,855 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 02:33:49,873 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76116dad-eaf6-45e0-9264-e7826ab453cb/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:33:49,885 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76116dad-eaf6-45e0-9264-e7826ab453cb/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 02:33:49,887 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76116dad-eaf6-45e0-9264-e7826ab453cb/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 02:33:49,923 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2023-11-12 02:33:49,923 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2023-11-12 02:33:49,923 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 02:33:49,924 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 02:33:49,924 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 02:33:49,926 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-12 02:33:49,927 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-12 02:33:49,927 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-12 02:33:49,927 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-12 02:33:50,128 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 02:33:50,130 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 02:33:56,707 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 02:33:56,714 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 02:33:56,714 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-12 02:33:56,717 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:33:56 BoogieIcfgContainer [2023-11-12 02:33:56,717 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 02:33:56,722 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 02:33:56,723 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 02:33:56,726 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 02:33:56,726 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 02:33:47" (1/3) ... [2023-11-12 02:33:56,727 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4763a43d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 02:33:56, skipping insertion in model container [2023-11-12 02:33:56,727 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:33:49" (2/3) ... [2023-11-12 02:33:56,727 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4763a43d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 02:33:56, skipping insertion in model container [2023-11-12 02:33:56,727 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:33:56" (3/3) ... [2023-11-12 02:33:56,729 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_max_square_05_good.i [2023-11-12 02:33:56,750 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 02:33:56,751 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 10 error locations. [2023-11-12 02:33:56,802 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 02:33:56,809 INFO L357 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, mHoare=true, 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;@7df602e9, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-12 02:33:56,809 INFO L358 AbstractCegarLoop]: Starting to check reachability of 10 error locations. [2023-11-12 02:33:56,814 INFO L276 IsEmpty]: Start isEmpty. Operand has 65 states, 42 states have (on average 1.5476190476190477) internal successors, (65), 56 states have internal predecessors, (65), 10 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (10), 9 states have call predecessors, (10), 10 states have call successors, (10) [2023-11-12 02:33:56,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-12 02:33:56,826 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:33:56,827 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 02:33:56,828 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2023-11-12 02:33:56,835 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:33:56,836 INFO L85 PathProgramCache]: Analyzing trace with hash -675255140, now seen corresponding path program 1 times [2023-11-12 02:33:56,853 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-12 02:33:56,853 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1505243138] [2023-11-12 02:33:56,853 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:33:56,854 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 [2023-11-12 02:33:56,854 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76116dad-eaf6-45e0-9264-e7826ab453cb/bin/uautomizer-verify-uTZkv6EMXl/mathsat [2023-11-12 02:33:56,863 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76116dad-eaf6-45e0-9264-e7826ab453cb/bin/uautomizer-verify-uTZkv6EMXl/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) [2023-11-12 02:33:56,865 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76116dad-eaf6-45e0-9264-e7826ab453cb/bin/uautomizer-verify-uTZkv6EMXl/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 [2023-11-12 02:33:57,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:33:57,021 INFO L262 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-12 02:33:57,026 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 02:33:57,076 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 02:33:57,076 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 02:33:57,077 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-12 02:33:57,077 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1505243138] [2023-11-12 02:33:57,078 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1505243138] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:33:57,078 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:33:57,078 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-12 02:33:57,080 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2008920785] [2023-11-12 02:33:57,081 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:33:57,085 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-12 02:33:57,086 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-12 02:33:57,123 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-12 02:33:57,124 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 02:33:57,126 INFO L87 Difference]: Start difference. First operand has 65 states, 42 states have (on average 1.5476190476190477) internal successors, (65), 56 states have internal predecessors, (65), 10 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (10), 9 states have call predecessors, (10), 10 states have call successors, (10) Second operand has 3 states, 2 states have (on average 5.0) 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) [2023-11-12 02:33:58,365 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:33:58,366 INFO L93 Difference]: Finished difference Result 126 states and 164 transitions. [2023-11-12 02:33:58,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-12 02:33:58,371 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 5.0) 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 [2023-11-12 02:33:58,371 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 02:33:58,380 INFO L225 Difference]: With dead ends: 126 [2023-11-12 02:33:58,380 INFO L226 Difference]: Without dead ends: 66 [2023-11-12 02:33:58,384 INFO L412 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 [2023-11-12 02:33:58,389 INFO L413 NwaCegarLoop]: 83 mSDtfsCounter, 7 mSDsluCounter, 75 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9 SdHoareTripleChecker+Valid, 158 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2023-11-12 02:33:58,391 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9 Valid, 158 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2023-11-12 02:33:58,405 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66 states. [2023-11-12 02:33:58,426 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66 to 62. [2023-11-12 02:33:58,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 62 states, 42 states have (on average 1.5714285714285714) internal successors, (66), 55 states have internal predecessors, (66), 8 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 7 states have call predecessors, (8), 8 states have call successors, (8) [2023-11-12 02:33:58,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 62 states and 82 transitions. [2023-11-12 02:33:58,431 INFO L78 Accepts]: Start accepts. Automaton has 62 states and 82 transitions. Word has length 12 [2023-11-12 02:33:58,432 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 02:33:58,432 INFO L495 AbstractCegarLoop]: Abstraction has 62 states and 82 transitions. [2023-11-12 02:33:58,432 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 5.0) 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) [2023-11-12 02:33:58,432 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 82 transitions. [2023-11-12 02:33:58,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-12 02:33:58,445 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:33:58,445 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 02:33:58,459 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76116dad-eaf6-45e0-9264-e7826ab453cb/bin/uautomizer-verify-uTZkv6EMXl/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 [2023-11-12 02:33:58,645 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76116dad-eaf6-45e0-9264-e7826ab453cb/bin/uautomizer-verify-uTZkv6EMXl/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 [2023-11-12 02:33:58,646 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2023-11-12 02:33:58,647 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:33:58,647 INFO L85 PathProgramCache]: Analyzing trace with hash -675195558, now seen corresponding path program 1 times [2023-11-12 02:33:58,647 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-12 02:33:58,648 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1607094791] [2023-11-12 02:33:58,648 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:33:58,648 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 [2023-11-12 02:33:58,648 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76116dad-eaf6-45e0-9264-e7826ab453cb/bin/uautomizer-verify-uTZkv6EMXl/mathsat [2023-11-12 02:33:58,650 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76116dad-eaf6-45e0-9264-e7826ab453cb/bin/uautomizer-verify-uTZkv6EMXl/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) [2023-11-12 02:33:58,675 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76116dad-eaf6-45e0-9264-e7826ab453cb/bin/uautomizer-verify-uTZkv6EMXl/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 [2023-11-12 02:33:58,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:33:58,783 INFO L262 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-12 02:33:58,784 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 02:33:58,838 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 02:33:58,839 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 02:33:58,839 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-12 02:33:58,839 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1607094791] [2023-11-12 02:33:58,839 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1607094791] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:33:58,840 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:33:58,840 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-12 02:33:58,840 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [803761824] [2023-11-12 02:33:58,840 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:33:58,841 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-12 02:33:58,841 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-12 02:33:58,842 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-12 02:33:58,842 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 02:33:58,843 INFO L87 Difference]: Start difference. First operand 62 states and 82 transitions. Second operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 2 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) [2023-11-12 02:33:58,895 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:33:58,896 INFO L93 Difference]: Finished difference Result 103 states and 133 transitions. [2023-11-12 02:33:58,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-12 02:33:58,897 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 2 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 [2023-11-12 02:33:58,898 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 02:33:58,899 INFO L225 Difference]: With dead ends: 103 [2023-11-12 02:33:58,900 INFO L226 Difference]: Without dead ends: 52 [2023-11-12 02:33:58,902 INFO L412 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 [2023-11-12 02:33:58,904 INFO L413 NwaCegarLoop]: 56 mSDtfsCounter, 54 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 54 SdHoareTripleChecker+Valid, 56 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-12 02:33:58,905 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [54 Valid, 56 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-12 02:33:58,908 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52 states. [2023-11-12 02:33:58,920 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52 to 52. [2023-11-12 02:33:58,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 52 states, 35 states have (on average 1.3714285714285714) internal successors, (48), 45 states have internal predecessors, (48), 7 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (7), 6 states have call predecessors, (7), 7 states have call successors, (7) [2023-11-12 02:33:58,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 62 transitions. [2023-11-12 02:33:58,927 INFO L78 Accepts]: Start accepts. Automaton has 52 states and 62 transitions. Word has length 12 [2023-11-12 02:33:58,928 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 02:33:58,928 INFO L495 AbstractCegarLoop]: Abstraction has 52 states and 62 transitions. [2023-11-12 02:33:58,929 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 2 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) [2023-11-12 02:33:58,929 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 62 transitions. [2023-11-12 02:33:58,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-12 02:33:58,931 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:33:58,931 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 02:33:58,949 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76116dad-eaf6-45e0-9264-e7826ab453cb/bin/uautomizer-verify-uTZkv6EMXl/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2023-11-12 02:33:59,144 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76116dad-eaf6-45e0-9264-e7826ab453cb/bin/uautomizer-verify-uTZkv6EMXl/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 [2023-11-12 02:33:59,145 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2023-11-12 02:33:59,145 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:33:59,145 INFO L85 PathProgramCache]: Analyzing trace with hash -380000704, now seen corresponding path program 1 times [2023-11-12 02:33:59,146 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-12 02:33:59,146 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1974671756] [2023-11-12 02:33:59,146 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:33:59,146 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 [2023-11-12 02:33:59,147 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76116dad-eaf6-45e0-9264-e7826ab453cb/bin/uautomizer-verify-uTZkv6EMXl/mathsat [2023-11-12 02:33:59,148 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76116dad-eaf6-45e0-9264-e7826ab453cb/bin/uautomizer-verify-uTZkv6EMXl/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) [2023-11-12 02:33:59,153 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76116dad-eaf6-45e0-9264-e7826ab453cb/bin/uautomizer-verify-uTZkv6EMXl/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 [2023-11-12 02:33:59,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:33:59,275 INFO L262 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-12 02:33:59,277 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 02:33:59,321 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 02:33:59,322 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 02:33:59,322 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-12 02:33:59,327 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1974671756] [2023-11-12 02:33:59,328 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1974671756] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:33:59,333 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:33:59,333 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-12 02:33:59,333 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [188701521] [2023-11-12 02:33:59,333 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:33:59,334 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-12 02:33:59,334 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-12 02:33:59,335 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-12 02:33:59,336 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-12 02:33:59,337 INFO L87 Difference]: Start difference. First operand 52 states and 62 transitions. Second operand has 4 states, 4 states have (on average 3.0) 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) [2023-11-12 02:33:59,443 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:33:59,443 INFO L93 Difference]: Finished difference Result 95 states and 111 transitions. [2023-11-12 02:33:59,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-12 02:33:59,444 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 3.0) 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 [2023-11-12 02:33:59,444 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 02:33:59,445 INFO L225 Difference]: With dead ends: 95 [2023-11-12 02:33:59,445 INFO L226 Difference]: Without dead ends: 52 [2023-11-12 02:33:59,446 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-12 02:33:59,447 INFO L413 NwaCegarLoop]: 56 mSDtfsCounter, 9 mSDsluCounter, 100 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11 SdHoareTripleChecker+Valid, 156 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-12 02:33:59,448 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11 Valid, 156 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-12 02:33:59,449 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52 states. [2023-11-12 02:33:59,455 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52 to 52. [2023-11-12 02:33:59,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 52 states, 35 states have (on average 1.3428571428571427) internal successors, (47), 45 states have internal predecessors, (47), 7 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (7), 6 states have call predecessors, (7), 7 states have call successors, (7) [2023-11-12 02:33:59,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 61 transitions. [2023-11-12 02:33:59,457 INFO L78 Accepts]: Start accepts. Automaton has 52 states and 61 transitions. Word has length 14 [2023-11-12 02:33:59,457 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 02:33:59,457 INFO L495 AbstractCegarLoop]: Abstraction has 52 states and 61 transitions. [2023-11-12 02:33:59,458 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 3.0) 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) [2023-11-12 02:33:59,458 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 61 transitions. [2023-11-12 02:33:59,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-12 02:33:59,459 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:33:59,459 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 02:33:59,476 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76116dad-eaf6-45e0-9264-e7826ab453cb/bin/uautomizer-verify-uTZkv6EMXl/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 [2023-11-12 02:33:59,676 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76116dad-eaf6-45e0-9264-e7826ab453cb/bin/uautomizer-verify-uTZkv6EMXl/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 [2023-11-12 02:33:59,677 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2023-11-12 02:33:59,677 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:33:59,678 INFO L85 PathProgramCache]: Analyzing trace with hash 1101005321, now seen corresponding path program 1 times [2023-11-12 02:33:59,678 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-12 02:33:59,678 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [429853416] [2023-11-12 02:33:59,678 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:33:59,679 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 [2023-11-12 02:33:59,679 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76116dad-eaf6-45e0-9264-e7826ab453cb/bin/uautomizer-verify-uTZkv6EMXl/mathsat [2023-11-12 02:33:59,680 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76116dad-eaf6-45e0-9264-e7826ab453cb/bin/uautomizer-verify-uTZkv6EMXl/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) [2023-11-12 02:33:59,685 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76116dad-eaf6-45e0-9264-e7826ab453cb/bin/uautomizer-verify-uTZkv6EMXl/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 [2023-11-12 02:33:59,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:33:59,815 INFO L262 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-12 02:33:59,816 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 02:33:59,907 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 02:33:59,907 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 02:33:59,907 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-12 02:33:59,908 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [429853416] [2023-11-12 02:33:59,908 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [429853416] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:33:59,911 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:33:59,911 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-12 02:33:59,912 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2089654887] [2023-11-12 02:33:59,912 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:33:59,912 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-12 02:33:59,912 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-12 02:33:59,913 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-12 02:33:59,913 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-12 02:33:59,913 INFO L87 Difference]: Start difference. First operand 52 states and 61 transitions. Second operand has 4 states, 4 states have (on average 3.25) internal successors, (13), 4 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) [2023-11-12 02:33:59,963 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:33:59,963 INFO L93 Difference]: Finished difference Result 52 states and 61 transitions. [2023-11-12 02:33:59,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-12 02:33:59,964 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 3.25) internal successors, (13), 4 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 [2023-11-12 02:33:59,965 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 02:33:59,965 INFO L225 Difference]: With dead ends: 52 [2023-11-12 02:33:59,965 INFO L226 Difference]: Without dead ends: 49 [2023-11-12 02:33:59,966 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-12 02:33:59,967 INFO L413 NwaCegarLoop]: 55 mSDtfsCounter, 3 mSDsluCounter, 100 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 155 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-12 02:33:59,968 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 155 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-12 02:33:59,969 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states. [2023-11-12 02:33:59,974 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 49. [2023-11-12 02:33:59,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 49 states, 33 states have (on average 1.3333333333333333) internal successors, (44), 42 states have internal predecessors, (44), 7 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (7), 6 states have call predecessors, (7), 7 states have call successors, (7) [2023-11-12 02:33:59,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 58 transitions. [2023-11-12 02:33:59,976 INFO L78 Accepts]: Start accepts. Automaton has 49 states and 58 transitions. Word has length 15 [2023-11-12 02:33:59,976 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 02:33:59,976 INFO L495 AbstractCegarLoop]: Abstraction has 49 states and 58 transitions. [2023-11-12 02:33:59,977 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 3.25) internal successors, (13), 4 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) [2023-11-12 02:33:59,977 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 58 transitions. [2023-11-12 02:33:59,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-12 02:33:59,978 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:33:59,978 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 02:33:59,998 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76116dad-eaf6-45e0-9264-e7826ab453cb/bin/uautomizer-verify-uTZkv6EMXl/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2023-11-12 02:34:00,192 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76116dad-eaf6-45e0-9264-e7826ab453cb/bin/uautomizer-verify-uTZkv6EMXl/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 [2023-11-12 02:34:00,193 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2023-11-12 02:34:00,193 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:34:00,193 INFO L85 PathProgramCache]: Analyzing trace with hash 348345484, now seen corresponding path program 1 times [2023-11-12 02:34:00,193 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-12 02:34:00,194 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1194260297] [2023-11-12 02:34:00,194 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:34:00,194 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 [2023-11-12 02:34:00,194 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76116dad-eaf6-45e0-9264-e7826ab453cb/bin/uautomizer-verify-uTZkv6EMXl/mathsat [2023-11-12 02:34:00,196 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76116dad-eaf6-45e0-9264-e7826ab453cb/bin/uautomizer-verify-uTZkv6EMXl/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) [2023-11-12 02:34:00,200 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76116dad-eaf6-45e0-9264-e7826ab453cb/bin/uautomizer-verify-uTZkv6EMXl/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 [2023-11-12 02:34:00,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:34:00,286 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-12 02:34:00,288 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 02:34:00,335 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 02:34:00,342 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 02:34:00,342 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-12 02:34:00,343 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1194260297] [2023-11-12 02:34:00,343 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1194260297] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:34:00,343 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:34:00,343 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-12 02:34:00,343 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [745000672] [2023-11-12 02:34:00,344 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:34:00,344 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-12 02:34:00,344 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-12 02:34:00,345 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-12 02:34:00,347 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 02:34:00,347 INFO L87 Difference]: Start difference. First operand 49 states and 58 transitions. Second operand has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 2 states have internal predecessors, (16), 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) [2023-11-12 02:34:00,373 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:34:00,373 INFO L93 Difference]: Finished difference Result 86 states and 99 transitions. [2023-11-12 02:34:00,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-12 02:34:00,374 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 2 states have internal predecessors, (16), 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) Word has length 20 [2023-11-12 02:34:00,374 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 02:34:00,375 INFO L225 Difference]: With dead ends: 86 [2023-11-12 02:34:00,375 INFO L226 Difference]: Without dead ends: 47 [2023-11-12 02:34:00,376 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 02:34:00,377 INFO L413 NwaCegarLoop]: 50 mSDtfsCounter, 43 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 43 SdHoareTripleChecker+Valid, 50 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-12 02:34:00,377 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [43 Valid, 50 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-12 02:34:00,378 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47 states. [2023-11-12 02:34:00,383 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47 to 47. [2023-11-12 02:34:00,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 47 states, 33 states have (on average 1.2727272727272727) internal successors, (42), 40 states have internal predecessors, (42), 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) [2023-11-12 02:34:00,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 47 states and 52 transitions. [2023-11-12 02:34:00,385 INFO L78 Accepts]: Start accepts. Automaton has 47 states and 52 transitions. Word has length 20 [2023-11-12 02:34:00,385 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 02:34:00,385 INFO L495 AbstractCegarLoop]: Abstraction has 47 states and 52 transitions. [2023-11-12 02:34:00,385 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 2 states have internal predecessors, (16), 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) [2023-11-12 02:34:00,386 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 52 transitions. [2023-11-12 02:34:00,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-12 02:34:00,387 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:34:00,387 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 02:34:00,403 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76116dad-eaf6-45e0-9264-e7826ab453cb/bin/uautomizer-verify-uTZkv6EMXl/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)] Forceful destruction successful, exit code 0 [2023-11-12 02:34:00,600 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76116dad-eaf6-45e0-9264-e7826ab453cb/bin/uautomizer-verify-uTZkv6EMXl/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 [2023-11-12 02:34:00,600 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2023-11-12 02:34:00,600 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:34:00,601 INFO L85 PathProgramCache]: Analyzing trace with hash 228802812, now seen corresponding path program 1 times [2023-11-12 02:34:00,601 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-12 02:34:00,601 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1677290385] [2023-11-12 02:34:00,601 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:34:00,601 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 [2023-11-12 02:34:00,602 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76116dad-eaf6-45e0-9264-e7826ab453cb/bin/uautomizer-verify-uTZkv6EMXl/mathsat [2023-11-12 02:34:00,603 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76116dad-eaf6-45e0-9264-e7826ab453cb/bin/uautomizer-verify-uTZkv6EMXl/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) [2023-11-12 02:34:00,623 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76116dad-eaf6-45e0-9264-e7826ab453cb/bin/uautomizer-verify-uTZkv6EMXl/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2023-11-12 02:34:00,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:34:00,695 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-12 02:34:00,696 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 02:34:00,712 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-12 02:34:00,712 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 02:34:00,713 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-12 02:34:00,713 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1677290385] [2023-11-12 02:34:00,713 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1677290385] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:34:00,713 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:34:00,713 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-12 02:34:00,713 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [912474130] [2023-11-12 02:34:00,714 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:34:00,714 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-12 02:34:00,714 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-12 02:34:00,715 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-12 02:34:00,715 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 02:34:00,715 INFO L87 Difference]: Start difference. First operand 47 states and 52 transitions. Second operand has 3 states, 2 states have (on average 8.0) internal successors, (16), 3 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) [2023-11-12 02:34:00,871 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:34:00,871 INFO L93 Difference]: Finished difference Result 66 states and 70 transitions. [2023-11-12 02:34:00,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-12 02:34:00,872 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 8.0) internal successors, (16), 3 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 23 [2023-11-12 02:34:00,872 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 02:34:00,873 INFO L225 Difference]: With dead ends: 66 [2023-11-12 02:34:00,873 INFO L226 Difference]: Without dead ends: 43 [2023-11-12 02:34:00,873 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 02:34:00,874 INFO L413 NwaCegarLoop]: 42 mSDtfsCounter, 6 mSDsluCounter, 34 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7 SdHoareTripleChecker+Valid, 76 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-12 02:34:00,875 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7 Valid, 76 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-12 02:34:00,876 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states. [2023-11-12 02:34:00,883 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 43. [2023-11-12 02:34:00,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 43 states, 32 states have (on average 1.1875) internal successors, (38), 36 states have internal predecessors, (38), 4 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2023-11-12 02:34:00,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 46 transitions. [2023-11-12 02:34:00,884 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 46 transitions. Word has length 23 [2023-11-12 02:34:00,884 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 02:34:00,887 INFO L495 AbstractCegarLoop]: Abstraction has 43 states and 46 transitions. [2023-11-12 02:34:00,887 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 8.0) internal successors, (16), 3 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) [2023-11-12 02:34:00,887 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 46 transitions. [2023-11-12 02:34:00,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-12 02:34:00,888 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:34:00,888 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 02:34:00,911 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76116dad-eaf6-45e0-9264-e7826ab453cb/bin/uautomizer-verify-uTZkv6EMXl/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2023-11-12 02:34:01,089 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76116dad-eaf6-45e0-9264-e7826ab453cb/bin/uautomizer-verify-uTZkv6EMXl/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 [2023-11-12 02:34:01,089 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2023-11-12 02:34:01,090 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:34:01,090 INFO L85 PathProgramCache]: Analyzing trace with hash 836298368, now seen corresponding path program 1 times [2023-11-12 02:34:01,090 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-12 02:34:01,090 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1165476254] [2023-11-12 02:34:01,090 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:34:01,090 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 [2023-11-12 02:34:01,091 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76116dad-eaf6-45e0-9264-e7826ab453cb/bin/uautomizer-verify-uTZkv6EMXl/mathsat [2023-11-12 02:34:01,091 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76116dad-eaf6-45e0-9264-e7826ab453cb/bin/uautomizer-verify-uTZkv6EMXl/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) [2023-11-12 02:34:01,095 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76116dad-eaf6-45e0-9264-e7826ab453cb/bin/uautomizer-verify-uTZkv6EMXl/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2023-11-12 02:34:01,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:34:01,215 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-12 02:34:01,217 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 02:34:01,236 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-12 02:34:01,236 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 02:34:01,237 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-12 02:34:01,237 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1165476254] [2023-11-12 02:34:01,237 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1165476254] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:34:01,237 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:34:01,237 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-12 02:34:01,237 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1612340666] [2023-11-12 02:34:01,238 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:34:01,238 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-12 02:34:01,238 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-12 02:34:01,239 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-12 02:34:01,239 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-12 02:34:01,239 INFO L87 Difference]: Start difference. First operand 43 states and 46 transitions. Second operand has 4 states, 4 states have (on average 4.5) internal successors, (18), 4 states have internal predecessors, (18), 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) [2023-11-12 02:34:01,344 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:34:01,344 INFO L93 Difference]: Finished difference Result 71 states and 74 transitions. [2023-11-12 02:34:01,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-12 02:34:01,345 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 4.5) internal successors, (18), 4 states have internal predecessors, (18), 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 25 [2023-11-12 02:34:01,345 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 02:34:01,346 INFO L225 Difference]: With dead ends: 71 [2023-11-12 02:34:01,346 INFO L226 Difference]: Without dead ends: 43 [2023-11-12 02:34:01,346 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-12 02:34:01,347 INFO L413 NwaCegarLoop]: 40 mSDtfsCounter, 8 mSDsluCounter, 70 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9 SdHoareTripleChecker+Valid, 110 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-12 02:34:01,348 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9 Valid, 110 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-12 02:34:01,348 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states. [2023-11-12 02:34:01,353 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 43. [2023-11-12 02:34:01,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 43 states, 32 states have (on average 1.15625) internal successors, (37), 36 states have internal predecessors, (37), 4 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2023-11-12 02:34:01,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 45 transitions. [2023-11-12 02:34:01,354 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 45 transitions. Word has length 25 [2023-11-12 02:34:01,354 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 02:34:01,354 INFO L495 AbstractCegarLoop]: Abstraction has 43 states and 45 transitions. [2023-11-12 02:34:01,355 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 4.5) internal successors, (18), 4 states have internal predecessors, (18), 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) [2023-11-12 02:34:01,355 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 45 transitions. [2023-11-12 02:34:01,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-12 02:34:01,356 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:34:01,356 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 02:34:01,375 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76116dad-eaf6-45e0-9264-e7826ab453cb/bin/uautomizer-verify-uTZkv6EMXl/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2023-11-12 02:34:01,576 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76116dad-eaf6-45e0-9264-e7826ab453cb/bin/uautomizer-verify-uTZkv6EMXl/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 [2023-11-12 02:34:01,576 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2023-11-12 02:34:01,577 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:34:01,577 INFO L85 PathProgramCache]: Analyzing trace with hash 151570920, now seen corresponding path program 1 times [2023-11-12 02:34:01,577 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-12 02:34:01,585 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [567948957] [2023-11-12 02:34:01,586 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:34:01,586 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 [2023-11-12 02:34:01,586 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76116dad-eaf6-45e0-9264-e7826ab453cb/bin/uautomizer-verify-uTZkv6EMXl/mathsat [2023-11-12 02:34:01,587 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76116dad-eaf6-45e0-9264-e7826ab453cb/bin/uautomizer-verify-uTZkv6EMXl/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) [2023-11-12 02:34:01,626 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76116dad-eaf6-45e0-9264-e7826ab453cb/bin/uautomizer-verify-uTZkv6EMXl/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2023-11-12 02:34:01,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:34:01,732 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-12 02:34:01,734 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 02:34:01,780 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-12 02:34:01,780 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 02:34:01,781 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-12 02:34:01,781 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [567948957] [2023-11-12 02:34:01,781 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [567948957] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:34:01,781 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:34:01,781 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-12 02:34:01,782 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [227249354] [2023-11-12 02:34:01,782 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:34:01,782 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-12 02:34:01,782 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-12 02:34:01,783 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-12 02:34:01,783 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-12 02:34:01,783 INFO L87 Difference]: Start difference. First operand 43 states and 45 transitions. Second operand has 4 states, 4 states have (on average 4.75) internal successors, (19), 4 states have internal predecessors, (19), 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) [2023-11-12 02:34:01,816 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:34:01,816 INFO L93 Difference]: Finished difference Result 43 states and 45 transitions. [2023-11-12 02:34:01,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-12 02:34:01,817 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 4.75) internal successors, (19), 4 states have internal predecessors, (19), 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 26 [2023-11-12 02:34:01,817 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 02:34:01,818 INFO L225 Difference]: With dead ends: 43 [2023-11-12 02:34:01,818 INFO L226 Difference]: Without dead ends: 40 [2023-11-12 02:34:01,818 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-12 02:34:01,819 INFO L413 NwaCegarLoop]: 39 mSDtfsCounter, 2 mSDsluCounter, 70 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 109 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-12 02:34:01,820 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 109 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-12 02:34:01,820 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40 states. [2023-11-12 02:34:01,825 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40 to 40. [2023-11-12 02:34:01,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 40 states, 30 states have (on average 1.1333333333333333) internal successors, (34), 33 states have internal predecessors, (34), 4 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2023-11-12 02:34:01,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 42 transitions. [2023-11-12 02:34:01,826 INFO L78 Accepts]: Start accepts. Automaton has 40 states and 42 transitions. Word has length 26 [2023-11-12 02:34:01,826 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 02:34:01,827 INFO L495 AbstractCegarLoop]: Abstraction has 40 states and 42 transitions. [2023-11-12 02:34:01,827 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 4.75) internal successors, (19), 4 states have internal predecessors, (19), 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) [2023-11-12 02:34:01,827 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 42 transitions. [2023-11-12 02:34:01,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-12 02:34:01,828 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:34:01,828 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 02:34:01,847 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76116dad-eaf6-45e0-9264-e7826ab453cb/bin/uautomizer-verify-uTZkv6EMXl/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Forceful destruction successful, exit code 0 [2023-11-12 02:34:02,047 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76116dad-eaf6-45e0-9264-e7826ab453cb/bin/uautomizer-verify-uTZkv6EMXl/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 [2023-11-12 02:34:02,048 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2023-11-12 02:34:02,049 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:34:02,049 INFO L85 PathProgramCache]: Analyzing trace with hash -1441933205, now seen corresponding path program 1 times [2023-11-12 02:34:02,049 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-12 02:34:02,050 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1854963910] [2023-11-12 02:34:02,050 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:34:02,050 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 [2023-11-12 02:34:02,050 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76116dad-eaf6-45e0-9264-e7826ab453cb/bin/uautomizer-verify-uTZkv6EMXl/mathsat [2023-11-12 02:34:02,056 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76116dad-eaf6-45e0-9264-e7826ab453cb/bin/uautomizer-verify-uTZkv6EMXl/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) [2023-11-12 02:34:02,061 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76116dad-eaf6-45e0-9264-e7826ab453cb/bin/uautomizer-verify-uTZkv6EMXl/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2023-11-12 02:34:02,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:34:02,227 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-12 02:34:02,229 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 02:34:02,245 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-12 02:34:02,245 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 02:34:02,245 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-12 02:34:02,245 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1854963910] [2023-11-12 02:34:02,246 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1854963910] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:34:02,246 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:34:02,246 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-12 02:34:02,246 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [625626337] [2023-11-12 02:34:02,246 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:34:02,247 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-12 02:34:02,247 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-12 02:34:02,248 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-12 02:34:02,248 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 02:34:02,248 INFO L87 Difference]: Start difference. First operand 40 states and 42 transitions. Second operand has 3 states, 2 states have (on average 10.5) internal successors, (21), 3 states have internal predecessors, (21), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2023-11-12 02:34:02,340 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:34:02,341 INFO L93 Difference]: Finished difference Result 40 states and 42 transitions. [2023-11-12 02:34:02,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-12 02:34:02,364 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 10.5) internal successors, (21), 3 states have internal predecessors, (21), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 33 [2023-11-12 02:34:02,364 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 02:34:02,365 INFO L225 Difference]: With dead ends: 40 [2023-11-12 02:34:02,365 INFO L226 Difference]: Without dead ends: 38 [2023-11-12 02:34:02,365 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 02:34:02,366 INFO L413 NwaCegarLoop]: 38 mSDtfsCounter, 3 mSDsluCounter, 32 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 70 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 [2023-11-12 02:34:02,366 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 70 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-12 02:34:02,367 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38 states. [2023-11-12 02:34:02,371 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38 to 38. [2023-11-12 02:34:02,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 38 states, 30 states have (on average 1.0666666666666667) internal successors, (32), 31 states have internal predecessors, (32), 4 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2023-11-12 02:34:02,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 38 states and 40 transitions. [2023-11-12 02:34:02,372 INFO L78 Accepts]: Start accepts. Automaton has 38 states and 40 transitions. Word has length 33 [2023-11-12 02:34:02,373 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 02:34:02,373 INFO L495 AbstractCegarLoop]: Abstraction has 38 states and 40 transitions. [2023-11-12 02:34:02,373 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 10.5) internal successors, (21), 3 states have internal predecessors, (21), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2023-11-12 02:34:02,373 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 40 transitions. [2023-11-12 02:34:02,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-12 02:34:02,375 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:34:02,375 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 02:34:02,389 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76116dad-eaf6-45e0-9264-e7826ab453cb/bin/uautomizer-verify-uTZkv6EMXl/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (10)] Ended with exit code 0 [2023-11-12 02:34:02,587 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76116dad-eaf6-45e0-9264-e7826ab453cb/bin/uautomizer-verify-uTZkv6EMXl/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 [2023-11-12 02:34:02,588 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2023-11-12 02:34:02,588 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:34:02,588 INFO L85 PathProgramCache]: Analyzing trace with hash -1991247470, now seen corresponding path program 1 times [2023-11-12 02:34:02,589 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-12 02:34:02,589 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1991207313] [2023-11-12 02:34:02,589 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:34:02,589 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 [2023-11-12 02:34:02,589 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76116dad-eaf6-45e0-9264-e7826ab453cb/bin/uautomizer-verify-uTZkv6EMXl/mathsat [2023-11-12 02:34:02,590 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76116dad-eaf6-45e0-9264-e7826ab453cb/bin/uautomizer-verify-uTZkv6EMXl/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) [2023-11-12 02:34:02,592 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76116dad-eaf6-45e0-9264-e7826ab453cb/bin/uautomizer-verify-uTZkv6EMXl/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 (11)] Waiting until timeout for monitored process [2023-11-12 02:34:02,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:34:02,765 INFO L262 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-12 02:34:02,767 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 02:34:02,789 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-12 02:34:02,789 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 02:34:02,789 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-12 02:34:02,789 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1991207313] [2023-11-12 02:34:02,789 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1991207313] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:34:02,790 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:34:02,790 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-12 02:34:02,790 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2057757573] [2023-11-12 02:34:02,790 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:34:02,791 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-12 02:34:02,791 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-12 02:34:02,791 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-12 02:34:02,791 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 02:34:02,792 INFO L87 Difference]: Start difference. First operand 38 states and 40 transitions. Second operand has 3 states, 2 states have (on average 14.5) internal successors, (29), 3 states have internal predecessors, (29), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2023-11-12 02:34:02,864 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:34:02,864 INFO L93 Difference]: Finished difference Result 38 states and 40 transitions. [2023-11-12 02:34:02,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-12 02:34:02,869 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 14.5) internal successors, (29), 3 states have internal predecessors, (29), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 43 [2023-11-12 02:34:02,870 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 02:34:02,870 INFO L225 Difference]: With dead ends: 38 [2023-11-12 02:34:02,870 INFO L226 Difference]: Without dead ends: 0 [2023-11-12 02:34:02,870 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 02:34:02,871 INFO L413 NwaCegarLoop]: 37 mSDtfsCounter, 1 mSDsluCounter, 34 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 71 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-12 02:34:02,871 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 71 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-12 02:34:02,872 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-11-12 02:34:02,872 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-11-12 02:34:02,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 02:34:02,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-11-12 02:34:02,872 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 43 [2023-11-12 02:34:02,873 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 02:34:02,873 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-12 02:34:02,873 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 14.5) internal successors, (29), 3 states have internal predecessors, (29), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2023-11-12 02:34:02,873 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-11-12 02:34:02,873 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-12 02:34:02,876 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (9 of 10 remaining) [2023-11-12 02:34:02,877 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (8 of 10 remaining) [2023-11-12 02:34:02,877 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 10 remaining) [2023-11-12 02:34:02,877 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 10 remaining) [2023-11-12 02:34:02,877 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 10 remaining) [2023-11-12 02:34:02,878 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 10 remaining) [2023-11-12 02:34:02,878 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 10 remaining) [2023-11-12 02:34:02,878 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 10 remaining) [2023-11-12 02:34:02,878 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 10 remaining) [2023-11-12 02:34:02,878 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 10 remaining) [2023-11-12 02:34:02,899 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76116dad-eaf6-45e0-9264-e7826ab453cb/bin/uautomizer-verify-uTZkv6EMXl/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 (11)] Forceful destruction successful, exit code 0 [2023-11-12 02:34:03,088 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76116dad-eaf6-45e0-9264-e7826ab453cb/bin/uautomizer-verify-uTZkv6EMXl/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 [2023-11-12 02:34:03,090 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-11-12 02:34:03,175 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 1412 1418) the Hoare annotation is: true [2023-11-12 02:34:03,175 INFO L899 garLoopResultBuilder]: For program point printLineEXIT(lines 1412 1418) no Hoare annotation was computed. [2023-11-12 02:34:03,175 INFO L899 garLoopResultBuilder]: For program point L1414(lines 1414 1417) no Hoare annotation was computed. [2023-11-12 02:34:03,175 INFO L899 garLoopResultBuilder]: For program point L1414-2(lines 1412 1418) no Hoare annotation was computed. [2023-11-12 02:34:03,175 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 1426 1429) the Hoare annotation is: true [2023-11-12 02:34:03,175 INFO L899 garLoopResultBuilder]: For program point printIntLineEXIT(lines 1426 1429) no Hoare annotation was computed. [2023-11-12 02:34:03,176 INFO L899 garLoopResultBuilder]: For program point printIntLineFINAL(lines 1426 1429) no Hoare annotation was computed. [2023-11-12 02:34:03,177 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1869) no Hoare annotation was computed. [2023-11-12 02:34:03,177 INFO L895 garLoopResultBuilder]: At program point L1844(line 1844) the Hoare annotation is: false [2023-11-12 02:34:03,177 INFO L899 garLoopResultBuilder]: For program point L1869(line 1869) no Hoare annotation was computed. [2023-11-12 02:34:03,177 INFO L899 garLoopResultBuilder]: For program point L1869-1(line 1869) no Hoare annotation was computed. [2023-11-12 02:34:03,177 INFO L899 garLoopResultBuilder]: For program point L1869-3(lines 1869 1877) no Hoare annotation was computed. [2023-11-12 02:34:03,178 INFO L899 garLoopResultBuilder]: For program point main_returnLabel#1(lines 1923 1930) no Hoare annotation was computed. [2023-11-12 02:34:03,178 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1895) no Hoare annotation was computed. [2023-11-12 02:34:03,178 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1848) no Hoare annotation was computed. [2023-11-12 02:34:03,178 INFO L895 garLoopResultBuilder]: At program point L1886(line 1886) the Hoare annotation is: false [2023-11-12 02:34:03,178 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2023-11-12 02:34:03,179 INFO L899 garLoopResultBuilder]: For program point L1911(line 1911) no Hoare annotation was computed. [2023-11-12 02:34:03,179 INFO L899 garLoopResultBuilder]: For program point L1911-1(line 1911) no Hoare annotation was computed. [2023-11-12 02:34:03,179 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1911) no Hoare annotation was computed. [2023-11-12 02:34:03,179 INFO L902 garLoopResultBuilder]: At program point L1928(line 1928) the Hoare annotation is: true [2023-11-12 02:34:03,179 INFO L899 garLoopResultBuilder]: For program point L1895(line 1895) no Hoare annotation was computed. [2023-11-12 02:34:03,179 INFO L899 garLoopResultBuilder]: For program point L1928-1(line 1928) no Hoare annotation was computed. [2023-11-12 02:34:03,179 INFO L899 garLoopResultBuilder]: For program point L1895-1(line 1895) no Hoare annotation was computed. [2023-11-12 02:34:03,180 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1850) no Hoare annotation was computed. [2023-11-12 02:34:03,181 INFO L902 garLoopResultBuilder]: At program point L1912(line 1912) the Hoare annotation is: true [2023-11-12 02:34:03,181 INFO L899 garLoopResultBuilder]: For program point L1912-1(line 1912) no Hoare annotation was computed. [2023-11-12 02:34:03,181 INFO L899 garLoopResultBuilder]: For program point L1904(lines 1904 1907) no Hoare annotation was computed. [2023-11-12 02:34:03,181 INFO L899 garLoopResultBuilder]: For program point L1871(line 1871) no Hoare annotation was computed. [2023-11-12 02:34:03,181 INFO L899 garLoopResultBuilder]: For program point L1838(lines 1838 1841) no Hoare annotation was computed. [2023-11-12 02:34:03,181 INFO L899 garLoopResultBuilder]: For program point L1871-1(line 1871) no Hoare annotation was computed. [2023-11-12 02:34:03,181 INFO L899 garLoopResultBuilder]: For program point L1904-2(lines 1901 1915) no Hoare annotation was computed. [2023-11-12 02:34:03,181 INFO L899 garLoopResultBuilder]: For program point L1838-2(lines 1835 1858) no Hoare annotation was computed. [2023-11-12 02:34:03,181 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1911) no Hoare annotation was computed. [2023-11-12 02:34:03,181 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-11-12 02:34:03,182 INFO L895 garLoopResultBuilder]: At program point L1896(line 1896) the Hoare annotation is: (and (= ~staticTrue~0 (_ bv1 32)) (= ~staticFalse~0 (_ bv0 32)) (= (_ bv2 32) |ULTIMATE.start_goodG2B1_~data~2#1|)) [2023-11-12 02:34:03,182 INFO L899 garLoopResultBuilder]: For program point L1863(lines 1863 1866) no Hoare annotation was computed. [2023-11-12 02:34:03,182 INFO L899 garLoopResultBuilder]: For program point L1896-1(line 1896) no Hoare annotation was computed. [2023-11-12 02:34:03,182 INFO L899 garLoopResultBuilder]: For program point L1863-2(lines 1860 1879) no Hoare annotation was computed. [2023-11-12 02:34:03,182 INFO L895 garLoopResultBuilder]: At program point L1855(line 1855) the Hoare annotation is: (and (= ~staticTrue~0 (_ bv1 32)) (= (_ bv2147483647 32) |ULTIMATE.start_goodB2G1_~data~0#1|) (= ~staticFalse~0 (_ bv0 32))) [2023-11-12 02:34:03,182 INFO L899 garLoopResultBuilder]: For program point L1855-1(lines 1834 1858) no Hoare annotation was computed. [2023-11-12 02:34:03,182 INFO L899 garLoopResultBuilder]: For program point L1880(lines 1880 1899) no Hoare annotation was computed. [2023-11-12 02:34:03,182 INFO L895 garLoopResultBuilder]: At program point L1872(line 1872) the Hoare annotation is: false [2023-11-12 02:34:03,182 INFO L899 garLoopResultBuilder]: For program point L1872-1(line 1872) no Hoare annotation was computed. [2023-11-12 02:34:03,183 INFO L899 garLoopResultBuilder]: For program point L1848(line 1848) no Hoare annotation was computed. [2023-11-12 02:34:03,183 INFO L899 garLoopResultBuilder]: For program point L1848-1(line 1848) no Hoare annotation was computed. [2023-11-12 02:34:03,183 INFO L899 garLoopResultBuilder]: For program point L1848-3(lines 1848 1856) no Hoare annotation was computed. [2023-11-12 02:34:03,183 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2023-11-12 02:34:03,183 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1871) no Hoare annotation was computed. [2023-11-12 02:34:03,183 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-11-12 02:34:03,183 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1871) no Hoare annotation was computed. [2023-11-12 02:34:03,183 INFO L899 garLoopResultBuilder]: For program point L1916(lines 1916 1922) no Hoare annotation was computed. [2023-11-12 02:34:03,183 INFO L899 garLoopResultBuilder]: For program point L1850(line 1850) no Hoare annotation was computed. [2023-11-12 02:34:03,184 INFO L899 garLoopResultBuilder]: For program point L1850-1(line 1850) no Hoare annotation was computed. [2023-11-12 02:34:03,184 INFO L899 garLoopResultBuilder]: For program point L1900(lines 1900 1915) no Hoare annotation was computed. [2023-11-12 02:34:03,184 INFO L899 garLoopResultBuilder]: For program point L1859(lines 1859 1879) no Hoare annotation was computed. [2023-11-12 02:34:03,184 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1850) no Hoare annotation was computed. [2023-11-12 02:34:03,184 INFO L899 garLoopResultBuilder]: For program point L1884(lines 1884 1891) no Hoare annotation was computed. [2023-11-12 02:34:03,184 INFO L895 garLoopResultBuilder]: At program point L1851(line 1851) the Hoare annotation is: false [2023-11-12 02:34:03,184 INFO L899 garLoopResultBuilder]: For program point L1884-1(lines 1881 1899) no Hoare annotation was computed. [2023-11-12 02:34:03,184 INFO L899 garLoopResultBuilder]: For program point L1851-1(line 1851) no Hoare annotation was computed. [2023-11-12 02:34:03,184 INFO L895 garLoopResultBuilder]: At program point L1876(line 1876) the Hoare annotation is: (and (= ~staticTrue~0 (_ bv1 32)) (= (_ bv2147483647 32) |ULTIMATE.start_goodB2G2_~data~1#1|) (= ~staticFalse~0 (_ bv0 32))) [2023-11-12 02:34:03,184 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1895) no Hoare annotation was computed. [2023-11-12 02:34:03,185 INFO L895 garLoopResultBuilder]: At program point L1926(line 1926) the Hoare annotation is: (and (= ~staticTrue~0 (_ bv1 32)) (= ~staticFalse~0 (_ bv0 32))) [2023-11-12 02:34:03,185 INFO L899 garLoopResultBuilder]: For program point L1926-1(line 1926) no Hoare annotation was computed. [2023-11-12 02:34:03,187 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 02:34:03,189 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2023-11-12 02:34:03,192 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.11 02:34:03 BoogieIcfgContainer [2023-11-12 02:34:03,192 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-12 02:34:03,193 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-12 02:34:03,193 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-12 02:34:03,193 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-12 02:34:03,193 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:33:56" (3/4) ... [2023-11-12 02:34:03,195 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-12 02:34:03,198 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2023-11-12 02:34:03,198 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2023-11-12 02:34:03,203 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 16 nodes and edges [2023-11-12 02:34:03,204 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2023-11-12 02:34:03,204 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-11-12 02:34:03,204 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-12 02:34:03,292 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76116dad-eaf6-45e0-9264-e7826ab453cb/bin/uautomizer-verify-uTZkv6EMXl/witness.graphml [2023-11-12 02:34:03,292 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76116dad-eaf6-45e0-9264-e7826ab453cb/bin/uautomizer-verify-uTZkv6EMXl/witness.yml [2023-11-12 02:34:03,292 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-12 02:34:03,293 INFO L158 Benchmark]: Toolchain (without parser) took 15783.75ms. Allocated memory was 81.8MB in the beginning and 109.1MB in the end (delta: 27.3MB). Free memory was 52.9MB in the beginning and 50.1MB in the end (delta: 2.9MB). Peak memory consumption was 32.9MB. Max. memory is 16.1GB. [2023-11-12 02:34:03,294 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 81.8MB. Free memory was 57.3MB in the beginning and 57.2MB in the end (delta: 142.1kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 02:34:03,294 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2200.24ms. Allocated memory was 81.8MB in the beginning and 109.1MB in the end (delta: 27.3MB). Free memory was 52.7MB in the beginning and 35.8MB in the end (delta: 16.9MB). Peak memory consumption was 49.1MB. Max. memory is 16.1GB. [2023-11-12 02:34:03,295 INFO L158 Benchmark]: Boogie Procedure Inliner took 90.45ms. Allocated memory is still 109.1MB. Free memory was 35.8MB in the beginning and 75.1MB in the end (delta: -39.2MB). Peak memory consumption was 2.5MB. Max. memory is 16.1GB. [2023-11-12 02:34:03,295 INFO L158 Benchmark]: Boogie Preprocessor took 42.02ms. Allocated memory is still 109.1MB. Free memory was 75.1MB in the beginning and 73.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 02:34:03,296 INFO L158 Benchmark]: RCFGBuilder took 6869.19ms. Allocated memory is still 109.1MB. Free memory was 73.0MB in the beginning and 55.0MB in the end (delta: 18.0MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-12 02:34:03,296 INFO L158 Benchmark]: TraceAbstraction took 6473.17ms. Allocated memory is still 109.1MB. Free memory was 55.0MB in the beginning and 55.5MB in the end (delta: -493.5kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 02:34:03,296 INFO L158 Benchmark]: Witness Printer took 99.81ms. Allocated memory is still 109.1MB. Free memory was 55.5MB in the beginning and 50.1MB in the end (delta: 5.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-12 02:34:03,298 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 81.8MB. Free memory was 57.3MB in the beginning and 57.2MB in the end (delta: 142.1kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2200.24ms. Allocated memory was 81.8MB in the beginning and 109.1MB in the end (delta: 27.3MB). Free memory was 52.7MB in the beginning and 35.8MB in the end (delta: 16.9MB). Peak memory consumption was 49.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 90.45ms. Allocated memory is still 109.1MB. Free memory was 35.8MB in the beginning and 75.1MB in the end (delta: -39.2MB). Peak memory consumption was 2.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 42.02ms. Allocated memory is still 109.1MB. Free memory was 75.1MB in the beginning and 73.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 6869.19ms. Allocated memory is still 109.1MB. Free memory was 73.0MB in the beginning and 55.0MB in the end (delta: 18.0MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * TraceAbstraction took 6473.17ms. Allocated memory is still 109.1MB. Free memory was 55.0MB in the beginning and 55.5MB in the end (delta: -493.5kB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 99.81ms. Allocated memory is still 109.1MB. Free memory was 55.5MB in the beginning and 50.1MB in the end (delta: 5.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 1848]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1850]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1850]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1869]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1871]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1871]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1895]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1895]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1911]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1911]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 65 locations, 10 error locations. Started 1 CEGAR loops. OverallTime: 6.4s, OverallIterations: 10, TraceHistogramMax: 3, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 2.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 146 SdHoareTripleChecker+Valid, 1.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 136 mSDsluCounter, 1011 SdHoareTripleChecker+Invalid, 1.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 515 mSDsCounter, 11 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 82 IncrementalHoareTripleChecker+Invalid, 93 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 11 mSolverCounterUnsat, 496 mSDtfsCounter, 82 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 217 GetRequests, 199 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=65occurred in iteration=0, InterpolantAutomatonStates: 34, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 10 MinimizatonAttempts, 4 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 12 LocationsWithAnnotation, 44 PreInvPairs, 49 NumberOfFragments, 45 HoareAnnotationTreeSize, 44 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 12 FomulaSimplificationsInter, 30 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 223 NumberOfCodeBlocks, 223 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 213 ConstructedInterpolants, 0 QuantifiedInterpolants, 285 SizeOfPredicates, 6 NumberOfNonLiveVariables, 690 ConjunctsInSsa, 24 ConjunctsInUnsatCore, 10 InterpolantComputations, 10 PerfectInterpolantSequences, 40/40 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 10 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2023-11-12 02:34:03,325 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76116dad-eaf6-45e0-9264-e7826ab453cb/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE