./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-4.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e7bb482b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-4.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f0c11a71501857fba3402e4bb377289983d3b24a383b44d5d668b185a2e73be4 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 22:55:06,871 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 22:55:06,998 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-06 22:55:07,007 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 22:55:07,009 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 22:55:07,052 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 22:55:07,055 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 22:55:07,056 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 22:55:07,057 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 22:55:07,062 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 22:55:07,063 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 22:55:07,064 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 22:55:07,065 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 22:55:07,067 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 22:55:07,067 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-06 22:55:07,068 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-06 22:55:07,069 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-06 22:55:07,069 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-06 22:55:07,070 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 22:55:07,070 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-06 22:55:07,071 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 22:55:07,071 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-06 22:55:07,072 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-06 22:55:07,073 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 22:55:07,073 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 22:55:07,074 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 22:55:07,075 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 22:55:07,075 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 22:55:07,076 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:55:07,076 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 22:55:07,078 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 22:55:07,078 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-11-06 22:55:07,079 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-06 22:55:07,079 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-06 22:55:07,079 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-06 22:55:07,080 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-06 22:55:07,080 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-06 22:55:07,080 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 22:55:07,081 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-06 22:55:07,081 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_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f0c11a71501857fba3402e4bb377289983d3b24a383b44d5d668b185a2e73be4 [2023-11-06 22:55:07,383 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 22:55:07,413 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 22:55:07,416 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 22:55:07,418 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 22:55:07,419 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 22:55:07,420 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-4.i [2023-11-06 22:55:10,674 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 22:55:11,045 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 22:55:11,046 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-4.i [2023-11-06 22:55:11,061 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/data/735697eb7/d75dfaa9c9a147489c486f0bad02da2d/FLAGa76225e31 [2023-11-06 22:55:11,079 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/data/735697eb7/d75dfaa9c9a147489c486f0bad02da2d [2023-11-06 22:55:11,086 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 22:55:11,088 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 22:55:11,091 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 22:55:11,091 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 22:55:11,096 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 22:55:11,097 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:55:11" (1/1) ... [2023-11-06 22:55:11,098 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@69139f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:55:11, skipping insertion in model container [2023-11-06 22:55:11,099 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:55:11" (1/1) ... [2023-11-06 22:55:11,141 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 22:55:11,332 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-4.i[915,928] [2023-11-06 22:55:11,415 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:55:11,428 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 22:55:11,441 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-4.i[915,928] [2023-11-06 22:55:11,510 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:55:11,537 INFO L206 MainTranslator]: Completed translation [2023-11-06 22:55:11,537 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:55:11 WrapperNode [2023-11-06 22:55:11,538 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 22:55:11,539 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 22:55:11,539 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 22:55:11,539 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 22:55:11,548 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:55:11" (1/1) ... [2023-11-06 22:55:11,572 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:55:11" (1/1) ... [2023-11-06 22:55:11,642 INFO L138 Inliner]: procedures = 29, calls = 161, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 444 [2023-11-06 22:55:11,642 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 22:55:11,643 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 22:55:11,643 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 22:55:11,643 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 22:55:11,654 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:55:11" (1/1) ... [2023-11-06 22:55:11,654 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:55:11" (1/1) ... [2023-11-06 22:55:11,662 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:55:11" (1/1) ... [2023-11-06 22:55:11,663 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:55:11" (1/1) ... [2023-11-06 22:55:11,688 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:55:11" (1/1) ... [2023-11-06 22:55:11,710 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:55:11" (1/1) ... [2023-11-06 22:55:11,713 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:55:11" (1/1) ... [2023-11-06 22:55:11,717 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:55:11" (1/1) ... [2023-11-06 22:55:11,725 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 22:55:11,734 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 22:55:11,735 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 22:55:11,735 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 22:55:11,736 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:55:11" (1/1) ... [2023-11-06 22:55:11,746 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:55:11,760 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:55:11,783 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-06 22:55:11,814 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-06 22:55:11,828 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-06 22:55:11,828 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2023-11-06 22:55:11,829 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-06 22:55:11,829 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2023-11-06 22:55:11,829 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-06 22:55:11,829 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2023-11-06 22:55:11,830 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-06 22:55:11,830 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-06 22:55:11,830 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-06 22:55:11,830 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 22:55:11,830 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 22:55:11,992 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 22:55:11,995 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 22:55:12,677 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 22:55:12,686 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 22:55:12,686 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-06 22:55:12,689 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:55:12 BoogieIcfgContainer [2023-11-06 22:55:12,689 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 22:55:12,692 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-06 22:55:12,692 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-06 22:55:12,696 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-06 22:55:12,696 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 10:55:11" (1/3) ... [2023-11-06 22:55:12,697 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3eb90cf8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:55:12, skipping insertion in model container [2023-11-06 22:55:12,697 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:55:11" (2/3) ... [2023-11-06 22:55:12,698 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3eb90cf8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:55:12, skipping insertion in model container [2023-11-06 22:55:12,698 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:55:12" (3/3) ... [2023-11-06 22:55:12,700 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-a_file-4.i [2023-11-06 22:55:12,727 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-06 22:55:12,727 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-06 22:55:12,788 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-06 22:55:12,798 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=LoopsAndPotentialCycles, 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;@24a91bd4, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-06 22:55:12,800 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-06 22:55:12,807 INFO L276 IsEmpty]: Start isEmpty. Operand has 110 states, 92 states have (on average 1.423913043478261) internal successors, (131), 93 states have internal predecessors, (131), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2023-11-06 22:55:12,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2023-11-06 22:55:12,825 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:55:12,826 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:55:12,827 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:55:12,832 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:55:12,833 INFO L85 PathProgramCache]: Analyzing trace with hash -250036056, now seen corresponding path program 1 times [2023-11-06 22:55:12,844 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:55:12,844 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [152352901] [2023-11-06 22:55:12,845 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:55:12,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:55:13,074 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:55:13,075 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [152985899] [2023-11-06 22:55:13,075 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:55:13,075 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:55:13,076 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:55:13,079 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:55:13,113 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-06 22:55:13,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:55:13,419 INFO L262 TraceCheckSpWp]: Trace formula consists of 456 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-06 22:55:13,444 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:55:13,574 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2023-11-06 22:55:13,574 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:55:13,575 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:55:13,575 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [152352901] [2023-11-06 22:55:13,575 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 22:55:13,576 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [152985899] [2023-11-06 22:55:13,577 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [152985899] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:55:13,577 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:55:13,577 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-06 22:55:13,580 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1033403913] [2023-11-06 22:55:13,581 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:55:13,588 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-06 22:55:13,588 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:55:13,637 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-06 22:55:13,638 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-06 22:55:13,642 INFO L87 Difference]: Start difference. First operand has 110 states, 92 states have (on average 1.423913043478261) internal successors, (131), 93 states have internal predecessors, (131), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) Second operand has 4 states, 4 states have (on average 14.5) internal successors, (58), 4 states have internal predecessors, (58), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-06 22:55:13,784 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:55:13,784 INFO L93 Difference]: Finished difference Result 217 states and 336 transitions. [2023-11-06 22:55:13,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-06 22:55:13,788 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.5) internal successors, (58), 4 states have internal predecessors, (58), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 130 [2023-11-06 22:55:13,790 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:55:13,802 INFO L225 Difference]: With dead ends: 217 [2023-11-06 22:55:13,803 INFO L226 Difference]: Without dead ends: 110 [2023-11-06 22:55:13,808 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 130 GetRequests, 127 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-06 22:55:13,812 INFO L413 NwaCegarLoop]: 151 mSDtfsCounter, 3 mSDsluCounter, 294 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 445 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-06 22:55:13,815 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 445 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 22:55:13,835 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110 states. [2023-11-06 22:55:13,879 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110 to 108. [2023-11-06 22:55:13,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 108 states, 91 states have (on average 1.3846153846153846) internal successors, (126), 91 states have internal predecessors, (126), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2023-11-06 22:55:13,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 156 transitions. [2023-11-06 22:55:13,896 INFO L78 Accepts]: Start accepts. Automaton has 108 states and 156 transitions. Word has length 130 [2023-11-06 22:55:13,902 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:55:13,902 INFO L495 AbstractCegarLoop]: Abstraction has 108 states and 156 transitions. [2023-11-06 22:55:13,903 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.5) internal successors, (58), 4 states have internal predecessors, (58), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-06 22:55:13,903 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 156 transitions. [2023-11-06 22:55:13,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2023-11-06 22:55:13,914 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:55:13,915 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:55:13,922 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2023-11-06 22:55:14,121 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:55:14,121 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:55:14,122 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:55:14,122 INFO L85 PathProgramCache]: Analyzing trace with hash -248189014, now seen corresponding path program 1 times [2023-11-06 22:55:14,122 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:55:14,123 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1656702874] [2023-11-06 22:55:14,123 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:55:14,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:55:14,264 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:55:14,264 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [247721621] [2023-11-06 22:55:14,265 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:55:14,265 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:55:14,265 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:55:14,266 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:55:14,286 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-06 22:55:14,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:55:14,582 INFO L262 TraceCheckSpWp]: Trace formula consists of 451 conjuncts, 34 conjunts are in the unsatisfiable core [2023-11-06 22:55:14,600 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:55:15,331 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2023-11-06 22:55:15,422 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-06 22:55:15,611 INFO L322 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-06 22:55:15,611 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 37 treesize of output 28 [2023-11-06 22:55:15,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:55:15,665 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 23 [2023-11-06 22:55:15,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:55:15,709 INFO L322 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-06 22:55:15,710 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 73 treesize of output 46 [2023-11-06 22:55:15,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:55:15,870 INFO L322 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-06 22:55:15,870 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 93 treesize of output 39 [2023-11-06 22:55:15,900 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2023-11-06 22:55:15,900 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:55:15,900 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:55:15,901 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1656702874] [2023-11-06 22:55:15,901 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 22:55:15,901 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [247721621] [2023-11-06 22:55:15,901 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [247721621] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:55:15,902 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:55:15,902 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-11-06 22:55:15,902 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1758303659] [2023-11-06 22:55:15,902 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:55:15,904 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-11-06 22:55:15,904 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:55:15,905 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-11-06 22:55:15,905 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2023-11-06 22:55:15,906 INFO L87 Difference]: Start difference. First operand 108 states and 156 transitions. Second operand has 9 states, 9 states have (on average 6.444444444444445) internal successors, (58), 8 states have internal predecessors, (58), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-06 22:55:16,795 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:55:16,796 INFO L93 Difference]: Finished difference Result 279 states and 403 transitions. [2023-11-06 22:55:16,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-11-06 22:55:16,799 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 6.444444444444445) internal successors, (58), 8 states have internal predecessors, (58), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 130 [2023-11-06 22:55:16,800 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:55:16,802 INFO L225 Difference]: With dead ends: 279 [2023-11-06 22:55:16,803 INFO L226 Difference]: Without dead ends: 174 [2023-11-06 22:55:16,804 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 135 GetRequests, 122 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=64, Invalid=146, Unknown=0, NotChecked=0, Total=210 [2023-11-06 22:55:16,811 INFO L413 NwaCegarLoop]: 119 mSDtfsCounter, 324 mSDsluCounter, 369 mSDsCounter, 0 mSdLazyCounter, 334 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 324 SdHoareTripleChecker+Valid, 488 SdHoareTripleChecker+Invalid, 343 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 334 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2023-11-06 22:55:16,814 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [324 Valid, 488 Invalid, 343 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 334 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2023-11-06 22:55:16,816 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 174 states. [2023-11-06 22:55:16,836 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 174 to 129. [2023-11-06 22:55:16,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 129 states, 112 states have (on average 1.4017857142857142) internal successors, (157), 112 states have internal predecessors, (157), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2023-11-06 22:55:16,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 129 states and 187 transitions. [2023-11-06 22:55:16,839 INFO L78 Accepts]: Start accepts. Automaton has 129 states and 187 transitions. Word has length 130 [2023-11-06 22:55:16,840 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:55:16,840 INFO L495 AbstractCegarLoop]: Abstraction has 129 states and 187 transitions. [2023-11-06 22:55:16,841 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 6.444444444444445) internal successors, (58), 8 states have internal predecessors, (58), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-06 22:55:16,841 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 187 transitions. [2023-11-06 22:55:16,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2023-11-06 22:55:16,844 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:55:16,844 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:55:16,858 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-11-06 22:55:17,052 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2023-11-06 22:55:17,053 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:55:17,053 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:55:17,053 INFO L85 PathProgramCache]: Analyzing trace with hash 452875564, now seen corresponding path program 1 times [2023-11-06 22:55:17,054 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:55:17,054 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1023197779] [2023-11-06 22:55:17,054 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:55:17,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:55:17,118 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:55:17,119 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1090907132] [2023-11-06 22:55:17,125 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:55:17,126 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:55:17,127 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:55:17,128 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:55:17,153 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-06 22:55:17,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:55:17,340 INFO L262 TraceCheckSpWp]: Trace formula consists of 446 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-06 22:55:17,359 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:55:17,383 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2023-11-06 22:55:17,383 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:55:17,383 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:55:17,384 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1023197779] [2023-11-06 22:55:17,384 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 22:55:17,384 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1090907132] [2023-11-06 22:55:17,384 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1090907132] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:55:17,384 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:55:17,385 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-06 22:55:17,385 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1784828635] [2023-11-06 22:55:17,385 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:55:17,386 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-06 22:55:17,386 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:55:17,387 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-06 22:55:17,387 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-06 22:55:17,387 INFO L87 Difference]: Start difference. First operand 129 states and 187 transitions. Second operand has 4 states, 4 states have (on average 14.5) internal successors, (58), 4 states have internal predecessors, (58), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-06 22:55:17,420 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:55:17,420 INFO L93 Difference]: Finished difference Result 281 states and 408 transitions. [2023-11-06 22:55:17,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-06 22:55:17,421 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.5) internal successors, (58), 4 states have internal predecessors, (58), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 130 [2023-11-06 22:55:17,422 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:55:17,423 INFO L225 Difference]: With dead ends: 281 [2023-11-06 22:55:17,424 INFO L226 Difference]: Without dead ends: 155 [2023-11-06 22:55:17,425 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 130 GetRequests, 127 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-06 22:55:17,431 INFO L413 NwaCegarLoop]: 152 mSDtfsCounter, 28 mSDsluCounter, 295 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 28 SdHoareTripleChecker+Valid, 447 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-06 22:55:17,436 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [28 Valid, 447 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 22:55:17,438 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 155 states. [2023-11-06 22:55:17,452 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 155 to 133. [2023-11-06 22:55:17,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 133 states, 116 states have (on average 1.3879310344827587) internal successors, (161), 116 states have internal predecessors, (161), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2023-11-06 22:55:17,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 133 states and 191 transitions. [2023-11-06 22:55:17,459 INFO L78 Accepts]: Start accepts. Automaton has 133 states and 191 transitions. Word has length 130 [2023-11-06 22:55:17,461 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:55:17,461 INFO L495 AbstractCegarLoop]: Abstraction has 133 states and 191 transitions. [2023-11-06 22:55:17,462 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.5) internal successors, (58), 4 states have internal predecessors, (58), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-06 22:55:17,462 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 191 transitions. [2023-11-06 22:55:17,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2023-11-06 22:55:17,467 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:55:17,467 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:55:17,478 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-11-06 22:55:17,673 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:55:17,674 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:55:17,674 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:55:17,674 INFO L85 PathProgramCache]: Analyzing trace with hash 174512812, now seen corresponding path program 1 times [2023-11-06 22:55:17,674 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:55:17,675 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [36126972] [2023-11-06 22:55:17,675 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:55:17,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:55:17,753 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:55:17,765 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1697110040] [2023-11-06 22:55:17,765 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:55:17,766 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:55:17,766 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:55:17,767 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:55:17,789 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-06 22:55:18,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:55:18,025 INFO L262 TraceCheckSpWp]: Trace formula consists of 451 conjuncts, 45 conjunts are in the unsatisfiable core [2023-11-06 22:55:18,035 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:55:18,879 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2023-11-06 22:55:19,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:55:19,082 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 13 [2023-11-06 22:55:19,383 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 27 [2023-11-06 22:55:19,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:55:19,454 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 24 [2023-11-06 22:55:19,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:55:19,520 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 43 [2023-11-06 22:55:19,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:55:19,718 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 86 treesize of output 42 [2023-11-06 22:55:19,750 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 134 proven. 6 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2023-11-06 22:55:19,750 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 22:55:19,865 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2023-11-06 22:55:19,866 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:55:19,866 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [36126972] [2023-11-06 22:55:19,866 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 22:55:19,866 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1697110040] [2023-11-06 22:55:19,866 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1697110040] provided 1 perfect and 1 imperfect interpolant sequences [2023-11-06 22:55:19,867 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-06 22:55:19,867 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [12] total 14 [2023-11-06 22:55:19,867 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1117944912] [2023-11-06 22:55:19,867 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:55:19,869 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-06 22:55:19,869 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:55:19,870 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-06 22:55:19,870 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=146, Unknown=0, NotChecked=0, Total=182 [2023-11-06 22:55:19,871 INFO L87 Difference]: Start difference. First operand 133 states and 191 transitions. Second operand has 5 states, 5 states have (on average 11.6) internal successors, (58), 5 states have internal predecessors, (58), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-06 22:55:20,170 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:55:20,170 INFO L93 Difference]: Finished difference Result 332 states and 474 transitions. [2023-11-06 22:55:20,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-06 22:55:20,171 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.6) internal successors, (58), 5 states have internal predecessors, (58), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 130 [2023-11-06 22:55:20,172 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:55:20,174 INFO L225 Difference]: With dead ends: 332 [2023-11-06 22:55:20,174 INFO L226 Difference]: Without dead ends: 202 [2023-11-06 22:55:20,175 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 261 GetRequests, 246 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 60 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=51, Invalid=221, Unknown=0, NotChecked=0, Total=272 [2023-11-06 22:55:20,176 INFO L413 NwaCegarLoop]: 140 mSDtfsCounter, 108 mSDsluCounter, 356 mSDsCounter, 0 mSdLazyCounter, 142 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 108 SdHoareTripleChecker+Valid, 496 SdHoareTripleChecker+Invalid, 144 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 142 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-06 22:55:20,177 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [108 Valid, 496 Invalid, 144 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 142 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-06 22:55:20,183 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 202 states. [2023-11-06 22:55:20,201 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 202 to 133. [2023-11-06 22:55:20,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 133 states, 116 states have (on average 1.3879310344827587) internal successors, (161), 116 states have internal predecessors, (161), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2023-11-06 22:55:20,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 133 states and 191 transitions. [2023-11-06 22:55:20,208 INFO L78 Accepts]: Start accepts. Automaton has 133 states and 191 transitions. Word has length 130 [2023-11-06 22:55:20,209 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:55:20,209 INFO L495 AbstractCegarLoop]: Abstraction has 133 states and 191 transitions. [2023-11-06 22:55:20,210 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.6) internal successors, (58), 5 states have internal predecessors, (58), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-06 22:55:20,213 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 191 transitions. [2023-11-06 22:55:20,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2023-11-06 22:55:20,217 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:55:20,218 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:55:20,230 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-11-06 22:55:20,425 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:55:20,426 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:55:20,426 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:55:20,427 INFO L85 PathProgramCache]: Analyzing trace with hash -1142808386, now seen corresponding path program 1 times [2023-11-06 22:55:20,427 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:55:20,427 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1896506913] [2023-11-06 22:55:20,427 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:55:20,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:55:20,482 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:55:20,483 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1762960330] [2023-11-06 22:55:20,483 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:55:20,483 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:55:20,483 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:55:20,494 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:55:20,496 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-06 22:55:20,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:55:20,738 INFO L262 TraceCheckSpWp]: Trace formula consists of 453 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-06 22:55:20,743 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:55:20,772 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2023-11-06 22:55:20,772 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:55:20,773 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:55:20,773 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1896506913] [2023-11-06 22:55:20,773 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 22:55:20,774 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1762960330] [2023-11-06 22:55:20,774 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1762960330] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:55:20,774 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:55:20,774 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-06 22:55:20,775 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [925305219] [2023-11-06 22:55:20,775 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:55:20,777 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-06 22:55:20,777 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:55:20,778 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-06 22:55:20,778 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-06 22:55:20,779 INFO L87 Difference]: Start difference. First operand 133 states and 191 transitions. Second operand has 5 states, 5 states have (on average 12.0) internal successors, (60), 5 states have internal predecessors, (60), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-06 22:55:20,860 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:55:20,861 INFO L93 Difference]: Finished difference Result 313 states and 449 transitions. [2023-11-06 22:55:20,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-06 22:55:20,861 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.0) internal successors, (60), 5 states have internal predecessors, (60), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 132 [2023-11-06 22:55:20,862 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:55:20,864 INFO L225 Difference]: With dead ends: 313 [2023-11-06 22:55:20,864 INFO L226 Difference]: Without dead ends: 183 [2023-11-06 22:55:20,865 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 134 GetRequests, 128 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-06 22:55:20,867 INFO L413 NwaCegarLoop]: 178 mSDtfsCounter, 57 mSDsluCounter, 465 mSDsCounter, 0 mSdLazyCounter, 30 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 57 SdHoareTripleChecker+Valid, 643 SdHoareTripleChecker+Invalid, 31 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 30 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-06 22:55:20,867 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [57 Valid, 643 Invalid, 31 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 30 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 22:55:20,870 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 183 states. [2023-11-06 22:55:20,897 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 183 to 135. [2023-11-06 22:55:20,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 135 states, 118 states have (on average 1.38135593220339) internal successors, (163), 118 states have internal predecessors, (163), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2023-11-06 22:55:20,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 135 states and 193 transitions. [2023-11-06 22:55:20,899 INFO L78 Accepts]: Start accepts. Automaton has 135 states and 193 transitions. Word has length 132 [2023-11-06 22:55:20,900 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:55:20,900 INFO L495 AbstractCegarLoop]: Abstraction has 135 states and 193 transitions. [2023-11-06 22:55:20,901 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.0) internal successors, (60), 5 states have internal predecessors, (60), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-06 22:55:20,901 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 193 transitions. [2023-11-06 22:55:20,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2023-11-06 22:55:20,903 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:55:20,905 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:55:20,918 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2023-11-06 22:55:21,113 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:55:21,113 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:55:21,113 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:55:21,114 INFO L85 PathProgramCache]: Analyzing trace with hash -713005575, now seen corresponding path program 1 times [2023-11-06 22:55:21,114 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:55:21,114 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2093568097] [2023-11-06 22:55:21,114 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:55:21,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:55:21,158 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:55:21,158 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1370415428] [2023-11-06 22:55:21,159 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:55:21,159 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:55:21,159 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:55:21,160 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:55:21,185 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-11-06 22:55:21,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:55:21,445 INFO L262 TraceCheckSpWp]: Trace formula consists of 471 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-06 22:55:21,451 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:55:21,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:55:21,978 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 24 [2023-11-06 22:55:21,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:55:22,001 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 19 [2023-11-06 22:55:22,024 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2023-11-06 22:55:22,025 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:55:22,025 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:55:22,025 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2093568097] [2023-11-06 22:55:22,025 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 22:55:22,025 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1370415428] [2023-11-06 22:55:22,026 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1370415428] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:55:22,026 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:55:22,026 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-06 22:55:22,026 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1351255062] [2023-11-06 22:55:22,026 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:55:22,027 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-06 22:55:22,027 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:55:22,028 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-06 22:55:22,028 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-11-06 22:55:22,028 INFO L87 Difference]: Start difference. First operand 135 states and 193 transitions. Second operand has 6 states, 6 states have (on average 10.166666666666666) internal successors, (61), 5 states have internal predecessors, (61), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-06 22:55:22,609 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:55:22,609 INFO L93 Difference]: Finished difference Result 307 states and 436 transitions. [2023-11-06 22:55:22,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-06 22:55:22,612 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.166666666666666) internal successors, (61), 5 states have internal predecessors, (61), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 133 [2023-11-06 22:55:22,613 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:55:22,614 INFO L225 Difference]: With dead ends: 307 [2023-11-06 22:55:22,614 INFO L226 Difference]: Without dead ends: 175 [2023-11-06 22:55:22,615 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 133 GetRequests, 128 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2023-11-06 22:55:22,615 INFO L413 NwaCegarLoop]: 163 mSDtfsCounter, 157 mSDsluCounter, 303 mSDsCounter, 0 mSdLazyCounter, 242 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 157 SdHoareTripleChecker+Valid, 466 SdHoareTripleChecker+Invalid, 242 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 242 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-11-06 22:55:22,616 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [157 Valid, 466 Invalid, 242 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 242 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-11-06 22:55:22,617 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 175 states. [2023-11-06 22:55:22,624 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 175 to 137. [2023-11-06 22:55:22,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 137 states, 120 states have (on average 1.3666666666666667) internal successors, (164), 120 states have internal predecessors, (164), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2023-11-06 22:55:22,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 137 states and 194 transitions. [2023-11-06 22:55:22,627 INFO L78 Accepts]: Start accepts. Automaton has 137 states and 194 transitions. Word has length 133 [2023-11-06 22:55:22,627 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:55:22,627 INFO L495 AbstractCegarLoop]: Abstraction has 137 states and 194 transitions. [2023-11-06 22:55:22,628 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.166666666666666) internal successors, (61), 5 states have internal predecessors, (61), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-06 22:55:22,628 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 194 transitions. [2023-11-06 22:55:22,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2023-11-06 22:55:22,630 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:55:22,630 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:55:22,641 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2023-11-06 22:55:22,837 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:55:22,838 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:55:22,838 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:55:22,838 INFO L85 PathProgramCache]: Analyzing trace with hash -805289533, now seen corresponding path program 1 times [2023-11-06 22:55:22,839 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:55:22,839 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1389776225] [2023-11-06 22:55:22,839 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:55:22,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:55:22,894 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:55:22,895 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1310632367] [2023-11-06 22:55:22,895 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:55:22,895 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:55:22,895 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:55:22,896 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:55:22,917 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-11-06 22:55:23,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:55:23,144 INFO L262 TraceCheckSpWp]: Trace formula consists of 464 conjuncts, 25 conjunts are in the unsatisfiable core [2023-11-06 22:55:23,151 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:55:23,653 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2023-11-06 22:55:23,807 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-06 22:55:23,918 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-06 22:55:24,021 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-06 22:55:24,151 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-06 22:55:24,184 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-06 22:55:24,208 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-06 22:55:24,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:55:24,282 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 21 [2023-11-06 22:55:24,311 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2023-11-06 22:55:24,312 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:55:24,312 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:55:24,312 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1389776225] [2023-11-06 22:55:24,312 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 22:55:24,312 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1310632367] [2023-11-06 22:55:24,312 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1310632367] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:55:24,313 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:55:24,313 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-06 22:55:24,313 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [212617345] [2023-11-06 22:55:24,313 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:55:24,314 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-06 22:55:24,314 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:55:24,315 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-06 22:55:24,315 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2023-11-06 22:55:24,315 INFO L87 Difference]: Start difference. First operand 137 states and 194 transitions. Second operand has 7 states, 7 states have (on average 8.857142857142858) internal successors, (62), 6 states have internal predecessors, (62), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-06 22:55:24,897 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:55:24,897 INFO L93 Difference]: Finished difference Result 300 states and 422 transitions. [2023-11-06 22:55:24,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-06 22:55:24,898 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.857142857142858) internal successors, (62), 6 states have internal predecessors, (62), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 134 [2023-11-06 22:55:24,899 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:55:24,900 INFO L225 Difference]: With dead ends: 300 [2023-11-06 22:55:24,900 INFO L226 Difference]: Without dead ends: 166 [2023-11-06 22:55:24,901 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 136 GetRequests, 128 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2023-11-06 22:55:24,902 INFO L413 NwaCegarLoop]: 103 mSDtfsCounter, 299 mSDsluCounter, 237 mSDsCounter, 0 mSdLazyCounter, 269 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 299 SdHoareTripleChecker+Valid, 340 SdHoareTripleChecker+Invalid, 270 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 269 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-11-06 22:55:24,902 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [299 Valid, 340 Invalid, 270 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 269 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-11-06 22:55:24,903 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 166 states. [2023-11-06 22:55:24,911 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 166 to 137. [2023-11-06 22:55:24,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 137 states, 120 states have (on average 1.3583333333333334) internal successors, (163), 120 states have internal predecessors, (163), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2023-11-06 22:55:24,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 137 states and 193 transitions. [2023-11-06 22:55:24,914 INFO L78 Accepts]: Start accepts. Automaton has 137 states and 193 transitions. Word has length 134 [2023-11-06 22:55:24,914 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:55:24,914 INFO L495 AbstractCegarLoop]: Abstraction has 137 states and 193 transitions. [2023-11-06 22:55:24,914 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.857142857142858) internal successors, (62), 6 states have internal predecessors, (62), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-06 22:55:24,915 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 193 transitions. [2023-11-06 22:55:24,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2023-11-06 22:55:24,916 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:55:24,917 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:55:24,929 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2023-11-06 22:55:25,124 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:55:25,125 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:55:25,125 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:55:25,125 INFO L85 PathProgramCache]: Analyzing trace with hash -1105752328, now seen corresponding path program 1 times [2023-11-06 22:55:25,125 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:55:25,126 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [760412236] [2023-11-06 22:55:25,126 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:55:25,126 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:55:25,183 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:55:25,183 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1176457456] [2023-11-06 22:55:25,184 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:55:25,184 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:55:25,184 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:55:25,185 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:55:25,191 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2023-11-06 22:55:25,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:55:25,485 INFO L262 TraceCheckSpWp]: Trace formula consists of 469 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-06 22:55:25,492 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:55:26,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:55:26,641 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 26 [2023-11-06 22:55:26,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:55:26,749 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 26 [2023-11-06 22:55:26,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:55:26,821 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 26 [2023-11-06 22:55:26,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:55:26,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:55:26,855 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 26 [2023-11-06 22:55:27,001 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 22 [2023-11-06 22:55:27,040 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2023-11-06 22:55:27,041 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:55:27,041 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:55:27,041 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [760412236] [2023-11-06 22:55:27,041 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 22:55:27,041 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1176457456] [2023-11-06 22:55:27,041 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1176457456] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:55:27,041 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:55:27,042 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-06 22:55:27,042 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [63189892] [2023-11-06 22:55:27,042 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:55:27,043 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-06 22:55:27,043 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:55:27,043 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-06 22:55:27,044 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2023-11-06 22:55:27,044 INFO L87 Difference]: Start difference. First operand 137 states and 193 transitions. Second operand has 8 states, 8 states have (on average 7.75) internal successors, (62), 7 states have internal predecessors, (62), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-06 22:55:33,121 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:55:33,122 INFO L93 Difference]: Finished difference Result 356 states and 498 transitions. [2023-11-06 22:55:33,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-06 22:55:33,130 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 7.75) internal successors, (62), 7 states have internal predecessors, (62), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 134 [2023-11-06 22:55:33,131 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:55:33,133 INFO L225 Difference]: With dead ends: 356 [2023-11-06 22:55:33,133 INFO L226 Difference]: Without dead ends: 222 [2023-11-06 22:55:33,134 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 136 GetRequests, 127 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=37, Invalid=73, Unknown=0, NotChecked=0, Total=110 [2023-11-06 22:55:33,137 INFO L413 NwaCegarLoop]: 106 mSDtfsCounter, 307 mSDsluCounter, 337 mSDsCounter, 0 mSdLazyCounter, 330 mSolverCounterSat, 20 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 307 SdHoareTripleChecker+Valid, 443 SdHoareTripleChecker+Invalid, 350 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 20 IncrementalHoareTripleChecker+Valid, 330 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.8s IncrementalHoareTripleChecker+Time [2023-11-06 22:55:33,137 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [307 Valid, 443 Invalid, 350 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [20 Valid, 330 Invalid, 0 Unknown, 0 Unchecked, 4.8s Time] [2023-11-06 22:55:33,139 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 222 states. [2023-11-06 22:55:33,152 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 222 to 176. [2023-11-06 22:55:33,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 176 states, 159 states have (on average 1.3522012578616351) internal successors, (215), 159 states have internal predecessors, (215), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2023-11-06 22:55:33,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 176 states and 245 transitions. [2023-11-06 22:55:33,155 INFO L78 Accepts]: Start accepts. Automaton has 176 states and 245 transitions. Word has length 134 [2023-11-06 22:55:33,155 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:55:33,156 INFO L495 AbstractCegarLoop]: Abstraction has 176 states and 245 transitions. [2023-11-06 22:55:33,156 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 7.75) internal successors, (62), 7 states have internal predecessors, (62), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-06 22:55:33,156 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 245 transitions. [2023-11-06 22:55:33,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2023-11-06 22:55:33,158 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:55:33,159 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:55:33,170 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2023-11-06 22:55:33,365 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:55:33,366 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:55:33,366 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:55:33,366 INFO L85 PathProgramCache]: Analyzing trace with hash -1506182207, now seen corresponding path program 1 times [2023-11-06 22:55:33,366 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:55:33,366 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [430878783] [2023-11-06 22:55:33,367 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:55:33,367 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:55:33,404 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:55:33,404 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [898245175] [2023-11-06 22:55:33,404 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:55:33,405 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:55:33,405 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:55:33,406 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:55:33,421 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2023-11-06 22:55:33,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:55:33,673 INFO L262 TraceCheckSpWp]: Trace formula consists of 468 conjuncts, 32 conjunts are in the unsatisfiable core [2023-11-06 22:55:33,678 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:55:34,596 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 17 [2023-11-06 22:55:34,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:55:34,673 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 15 [2023-11-06 22:55:34,714 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 35 [2023-11-06 22:55:34,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:55:34,721 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 15 [2023-11-06 22:55:34,919 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 14 [2023-11-06 22:55:35,008 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2023-11-06 22:55:35,008 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:55:35,008 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:55:35,009 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [430878783] [2023-11-06 22:55:35,009 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 22:55:35,009 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [898245175] [2023-11-06 22:55:35,009 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [898245175] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:55:35,009 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:55:35,009 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2023-11-06 22:55:35,009 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [111130911] [2023-11-06 22:55:35,010 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:55:35,010 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-11-06 22:55:35,010 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:55:35,011 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-11-06 22:55:35,012 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=149, Unknown=0, NotChecked=0, Total=182 [2023-11-06 22:55:35,012 INFO L87 Difference]: Start difference. First operand 176 states and 245 transitions. Second operand has 14 states, 14 states have (on average 4.428571428571429) internal successors, (62), 13 states have internal predecessors, (62), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-06 22:55:37,030 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:55:37,030 INFO L93 Difference]: Finished difference Result 445 states and 614 transitions. [2023-11-06 22:55:37,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2023-11-06 22:55:37,034 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 4.428571428571429) internal successors, (62), 13 states have internal predecessors, (62), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 134 [2023-11-06 22:55:37,035 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:55:37,037 INFO L225 Difference]: With dead ends: 445 [2023-11-06 22:55:37,038 INFO L226 Difference]: Without dead ends: 272 [2023-11-06 22:55:37,039 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 152 GetRequests, 121 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 197 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=272, Invalid=784, Unknown=0, NotChecked=0, Total=1056 [2023-11-06 22:55:37,040 INFO L413 NwaCegarLoop]: 107 mSDtfsCounter, 395 mSDsluCounter, 786 mSDsCounter, 0 mSdLazyCounter, 731 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 395 SdHoareTripleChecker+Valid, 893 SdHoareTripleChecker+Invalid, 740 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 731 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2023-11-06 22:55:37,041 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [395 Valid, 893 Invalid, 740 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 731 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2023-11-06 22:55:37,042 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 272 states. [2023-11-06 22:55:37,058 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 272 to 199. [2023-11-06 22:55:37,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 199 states, 182 states have (on average 1.335164835164835) internal successors, (243), 182 states have internal predecessors, (243), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2023-11-06 22:55:37,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 199 states and 273 transitions. [2023-11-06 22:55:37,061 INFO L78 Accepts]: Start accepts. Automaton has 199 states and 273 transitions. Word has length 134 [2023-11-06 22:55:37,062 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:55:37,062 INFO L495 AbstractCegarLoop]: Abstraction has 199 states and 273 transitions. [2023-11-06 22:55:37,062 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 4.428571428571429) internal successors, (62), 13 states have internal predecessors, (62), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-06 22:55:37,062 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 273 transitions. [2023-11-06 22:55:37,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2023-11-06 22:55:37,065 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:55:37,065 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:55:37,078 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2023-11-06 22:55:37,274 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2023-11-06 22:55:37,274 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:55:37,274 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:55:37,274 INFO L85 PathProgramCache]: Analyzing trace with hash -805117629, now seen corresponding path program 1 times [2023-11-06 22:55:37,274 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:55:37,275 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [710166283] [2023-11-06 22:55:37,275 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:55:37,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:55:37,322 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:55:37,323 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [921759915] [2023-11-06 22:55:37,323 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:55:37,323 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:55:37,323 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:55:37,325 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:55:37,353 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2023-11-06 22:55:37,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:55:37,647 INFO L262 TraceCheckSpWp]: Trace formula consists of 468 conjuncts, 27 conjunts are in the unsatisfiable core [2023-11-06 22:55:37,653 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:55:38,490 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2023-11-06 22:55:38,644 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-06 22:55:38,847 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 24 [2023-11-06 22:55:38,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:55:38,907 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 19 [2023-11-06 22:55:38,945 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 39 [2023-11-06 22:55:38,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:55:38,953 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 19 [2023-11-06 22:55:39,039 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 16 [2023-11-06 22:55:39,060 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2023-11-06 22:55:39,060 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:55:39,060 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:55:39,060 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [710166283] [2023-11-06 22:55:39,061 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 22:55:39,061 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [921759915] [2023-11-06 22:55:39,061 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [921759915] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:55:39,061 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:55:39,061 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-06 22:55:39,062 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [292777053] [2023-11-06 22:55:39,062 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:55:39,063 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-06 22:55:39,063 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:55:39,064 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-06 22:55:39,064 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2023-11-06 22:55:39,064 INFO L87 Difference]: Start difference. First operand 199 states and 273 transitions. Second operand has 8 states, 8 states have (on average 7.75) internal successors, (62), 7 states have internal predecessors, (62), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-06 22:55:39,931 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:55:39,932 INFO L93 Difference]: Finished difference Result 436 states and 598 transitions. [2023-11-06 22:55:39,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-06 22:55:39,933 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 7.75) internal successors, (62), 7 states have internal predecessors, (62), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 134 [2023-11-06 22:55:39,933 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:55:39,935 INFO L225 Difference]: With dead ends: 436 [2023-11-06 22:55:39,936 INFO L226 Difference]: Without dead ends: 240 [2023-11-06 22:55:39,936 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 136 GetRequests, 127 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=37, Invalid=73, Unknown=0, NotChecked=0, Total=110 [2023-11-06 22:55:39,937 INFO L413 NwaCegarLoop]: 122 mSDtfsCounter, 301 mSDsluCounter, 346 mSDsCounter, 0 mSdLazyCounter, 349 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 301 SdHoareTripleChecker+Valid, 468 SdHoareTripleChecker+Invalid, 357 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 349 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2023-11-06 22:55:39,938 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [301 Valid, 468 Invalid, 357 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 349 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2023-11-06 22:55:39,939 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 240 states. [2023-11-06 22:55:39,952 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 240 to 199. [2023-11-06 22:55:39,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 199 states, 182 states have (on average 1.3296703296703296) internal successors, (242), 182 states have internal predecessors, (242), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2023-11-06 22:55:39,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 199 states and 272 transitions. [2023-11-06 22:55:39,956 INFO L78 Accepts]: Start accepts. Automaton has 199 states and 272 transitions. Word has length 134 [2023-11-06 22:55:39,956 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:55:39,956 INFO L495 AbstractCegarLoop]: Abstraction has 199 states and 272 transitions. [2023-11-06 22:55:39,957 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 7.75) internal successors, (62), 7 states have internal predecessors, (62), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-06 22:55:39,957 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 272 transitions. [2023-11-06 22:55:39,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2023-11-06 22:55:39,960 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:55:39,960 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:55:39,970 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2023-11-06 22:55:40,169 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2023-11-06 22:55:40,169 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:55:40,170 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:55:40,170 INFO L85 PathProgramCache]: Analyzing trace with hash -1365633597, now seen corresponding path program 1 times [2023-11-06 22:55:40,171 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:55:40,171 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [356758104] [2023-11-06 22:55:40,171 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:55:40,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:55:40,225 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:55:40,229 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1161615148] [2023-11-06 22:55:40,230 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:55:40,230 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:55:40,230 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:55:40,232 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:55:40,238 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2023-11-06 22:55:40,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:55:40,546 INFO L262 TraceCheckSpWp]: Trace formula consists of 468 conjuncts, 31 conjunts are in the unsatisfiable core [2023-11-06 22:55:40,555 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:55:41,362 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2023-11-06 22:55:41,475 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-06 22:55:41,714 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 22 [2023-11-06 22:55:41,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:55:41,772 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 17 [2023-11-06 22:55:41,811 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 37 [2023-11-06 22:55:41,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:55:41,819 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 17 [2023-11-06 22:55:41,947 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2023-11-06 22:55:41,947 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:55:41,948 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:55:41,948 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [356758104] [2023-11-06 22:55:41,948 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 22:55:41,948 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1161615148] [2023-11-06 22:55:41,948 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1161615148] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:55:41,948 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:55:41,948 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-06 22:55:41,948 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2130631448] [2023-11-06 22:55:41,949 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:55:41,949 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-06 22:55:41,949 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:55:41,950 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-06 22:55:41,951 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2023-11-06 22:55:41,951 INFO L87 Difference]: Start difference. First operand 199 states and 272 transitions. Second operand has 8 states, 8 states have (on average 7.75) internal successors, (62), 7 states have internal predecessors, (62), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-06 22:55:42,661 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:55:42,662 INFO L93 Difference]: Finished difference Result 429 states and 586 transitions. [2023-11-06 22:55:42,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-06 22:55:42,662 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 7.75) internal successors, (62), 7 states have internal predecessors, (62), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 134 [2023-11-06 22:55:42,663 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:55:42,665 INFO L225 Difference]: With dead ends: 429 [2023-11-06 22:55:42,665 INFO L226 Difference]: Without dead ends: 233 [2023-11-06 22:55:42,666 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 135 GetRequests, 127 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2023-11-06 22:55:42,670 INFO L413 NwaCegarLoop]: 131 mSDtfsCounter, 231 mSDsluCounter, 189 mSDsCounter, 0 mSdLazyCounter, 284 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 231 SdHoareTripleChecker+Valid, 320 SdHoareTripleChecker+Invalid, 292 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 284 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2023-11-06 22:55:42,671 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [231 Valid, 320 Invalid, 292 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 284 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2023-11-06 22:55:42,672 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 233 states. [2023-11-06 22:55:42,685 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 233 to 200. [2023-11-06 22:55:42,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 200 states, 183 states have (on average 1.3278688524590163) internal successors, (243), 183 states have internal predecessors, (243), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2023-11-06 22:55:42,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 200 states and 273 transitions. [2023-11-06 22:55:42,689 INFO L78 Accepts]: Start accepts. Automaton has 200 states and 273 transitions. Word has length 134 [2023-11-06 22:55:42,690 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:55:42,690 INFO L495 AbstractCegarLoop]: Abstraction has 200 states and 273 transitions. [2023-11-06 22:55:42,690 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 7.75) internal successors, (62), 7 states have internal predecessors, (62), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-06 22:55:42,690 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 273 transitions. [2023-11-06 22:55:42,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2023-11-06 22:55:42,693 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:55:42,693 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:55:42,713 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2023-11-06 22:55:42,911 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2023-11-06 22:55:42,911 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:55:42,912 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:55:42,912 INFO L85 PathProgramCache]: Analyzing trace with hash -664569019, now seen corresponding path program 1 times [2023-11-06 22:55:42,912 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:55:42,912 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [110890805] [2023-11-06 22:55:42,912 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:55:42,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:55:42,956 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:55:42,957 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [746222499] [2023-11-06 22:55:42,957 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:55:42,957 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:55:42,958 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:55:42,959 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:55:42,970 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2023-11-06 22:55:43,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:55:43,375 INFO L262 TraceCheckSpWp]: Trace formula consists of 468 conjuncts, 39 conjunts are in the unsatisfiable core [2023-11-06 22:55:43,386 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:55:44,142 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2023-11-06 22:55:44,260 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-06 22:55:44,437 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 17 [2023-11-06 22:55:44,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:55:44,509 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 15 [2023-11-06 22:55:44,539 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 35 [2023-11-06 22:55:44,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:55:44,545 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 15 [2023-11-06 22:55:44,712 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 14 [2023-11-06 22:55:44,774 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2023-11-06 22:55:44,774 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:55:44,774 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:55:44,774 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [110890805] [2023-11-06 22:55:44,774 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 22:55:44,774 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [746222499] [2023-11-06 22:55:44,775 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [746222499] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:55:44,775 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:55:44,775 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2023-11-06 22:55:44,775 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [336880855] [2023-11-06 22:55:44,775 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:55:44,776 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-11-06 22:55:44,776 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:55:44,776 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-11-06 22:55:44,777 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=149, Unknown=0, NotChecked=0, Total=182 [2023-11-06 22:55:44,777 INFO L87 Difference]: Start difference. First operand 200 states and 273 transitions. Second operand has 14 states, 14 states have (on average 4.428571428571429) internal successors, (62), 13 states have internal predecessors, (62), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-06 22:55:46,339 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:55:46,339 INFO L93 Difference]: Finished difference Result 446 states and 607 transitions. [2023-11-06 22:55:46,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2023-11-06 22:55:46,342 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 4.428571428571429) internal successors, (62), 13 states have internal predecessors, (62), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 134 [2023-11-06 22:55:46,342 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:55:46,344 INFO L225 Difference]: With dead ends: 446 [2023-11-06 22:55:46,345 INFO L226 Difference]: Without dead ends: 249 [2023-11-06 22:55:46,346 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 148 GetRequests, 121 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 124 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=214, Invalid=598, Unknown=0, NotChecked=0, Total=812 [2023-11-06 22:55:46,347 INFO L413 NwaCegarLoop]: 139 mSDtfsCounter, 378 mSDsluCounter, 891 mSDsCounter, 0 mSdLazyCounter, 862 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 378 SdHoareTripleChecker+Valid, 1030 SdHoareTripleChecker+Invalid, 871 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 862 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2023-11-06 22:55:46,348 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [378 Valid, 1030 Invalid, 871 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 862 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2023-11-06 22:55:46,349 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 249 states. [2023-11-06 22:55:46,363 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 249 to 200. [2023-11-06 22:55:46,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 200 states, 183 states have (on average 1.3278688524590163) internal successors, (243), 183 states have internal predecessors, (243), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2023-11-06 22:55:46,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 200 states and 273 transitions. [2023-11-06 22:55:46,366 INFO L78 Accepts]: Start accepts. Automaton has 200 states and 273 transitions. Word has length 134 [2023-11-06 22:55:46,366 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:55:46,367 INFO L495 AbstractCegarLoop]: Abstraction has 200 states and 273 transitions. [2023-11-06 22:55:46,367 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 4.428571428571429) internal successors, (62), 13 states have internal predecessors, (62), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-06 22:55:46,367 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 273 transitions. [2023-11-06 22:55:46,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2023-11-06 22:55:46,369 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:55:46,369 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:55:46,383 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2023-11-06 22:55:46,582 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2023-11-06 22:55:46,583 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:55:46,583 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:55:46,583 INFO L85 PathProgramCache]: Analyzing trace with hash 1490866161, now seen corresponding path program 1 times [2023-11-06 22:55:46,583 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:55:46,584 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2081251754] [2023-11-06 22:55:46,584 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:55:46,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:55:46,618 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:55:46,618 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [452114772] [2023-11-06 22:55:46,618 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:55:46,619 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:55:46,619 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:55:46,620 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:55:46,653 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2023-11-06 22:55:46,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:55:46,914 INFO L262 TraceCheckSpWp]: Trace formula consists of 470 conjuncts, 29 conjunts are in the unsatisfiable core [2023-11-06 22:55:46,920 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:55:47,584 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2023-11-06 22:55:47,689 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-06 22:55:47,872 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 22 [2023-11-06 22:55:47,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:55:47,925 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 17 [2023-11-06 22:55:47,972 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 37 [2023-11-06 22:55:47,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:55:47,978 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 17 [2023-11-06 22:55:48,050 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 14 [2023-11-06 22:55:48,062 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2023-11-06 22:55:48,062 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:55:48,063 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:55:48,063 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2081251754] [2023-11-06 22:55:48,063 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 22:55:48,063 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [452114772] [2023-11-06 22:55:48,063 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [452114772] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:55:48,064 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:55:48,064 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-06 22:55:48,064 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1713478268] [2023-11-06 22:55:48,064 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:55:48,065 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-06 22:55:48,065 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:55:48,066 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-06 22:55:48,066 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2023-11-06 22:55:48,066 INFO L87 Difference]: Start difference. First operand 200 states and 273 transitions. Second operand has 8 states, 8 states have (on average 7.75) internal successors, (62), 7 states have internal predecessors, (62), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-06 22:55:48,814 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:55:48,814 INFO L93 Difference]: Finished difference Result 488 states and 665 transitions. [2023-11-06 22:55:48,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-06 22:55:48,826 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 7.75) internal successors, (62), 7 states have internal predecessors, (62), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 134 [2023-11-06 22:55:48,829 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:55:48,832 INFO L225 Difference]: With dead ends: 488 [2023-11-06 22:55:48,832 INFO L226 Difference]: Without dead ends: 291 [2023-11-06 22:55:48,833 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 136 GetRequests, 127 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=37, Invalid=73, Unknown=0, NotChecked=0, Total=110 [2023-11-06 22:55:48,834 INFO L413 NwaCegarLoop]: 131 mSDtfsCounter, 258 mSDsluCounter, 302 mSDsCounter, 0 mSdLazyCounter, 333 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 258 SdHoareTripleChecker+Valid, 433 SdHoareTripleChecker+Invalid, 342 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 333 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2023-11-06 22:55:48,840 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [258 Valid, 433 Invalid, 342 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 333 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2023-11-06 22:55:48,844 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 291 states. [2023-11-06 22:55:48,871 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 291 to 241. [2023-11-06 22:55:48,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 241 states, 224 states have (on average 1.3303571428571428) internal successors, (298), 224 states have internal predecessors, (298), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2023-11-06 22:55:48,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 241 states and 328 transitions. [2023-11-06 22:55:48,880 INFO L78 Accepts]: Start accepts. Automaton has 241 states and 328 transitions. Word has length 134 [2023-11-06 22:55:48,880 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:55:48,881 INFO L495 AbstractCegarLoop]: Abstraction has 241 states and 328 transitions. [2023-11-06 22:55:48,881 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 7.75) internal successors, (62), 7 states have internal predecessors, (62), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-06 22:55:48,881 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 328 transitions. [2023-11-06 22:55:48,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2023-11-06 22:55:48,883 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:55:48,883 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:55:48,899 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2023-11-06 22:55:49,093 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2023-11-06 22:55:49,094 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:55:49,094 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:55:49,095 INFO L85 PathProgramCache]: Analyzing trace with hash -2103036557, now seen corresponding path program 1 times [2023-11-06 22:55:49,095 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:55:49,095 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2091878750] [2023-11-06 22:55:49,095 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:55:49,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:55:49,163 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:55:49,170 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [716261364] [2023-11-06 22:55:49,171 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:55:49,171 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:55:49,171 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:55:49,174 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:55:49,202 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2023-11-06 22:55:49,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:55:49,519 INFO L262 TraceCheckSpWp]: Trace formula consists of 470 conjuncts, 34 conjunts are in the unsatisfiable core [2023-11-06 22:55:49,526 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:55:50,547 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 17 [2023-11-06 22:55:50,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:55:50,601 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 15 [2023-11-06 22:55:50,633 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 35 [2023-11-06 22:55:50,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:55:50,638 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 15 [2023-11-06 22:55:50,765 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 14 [2023-11-06 22:55:50,819 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2023-11-06 22:55:50,820 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:55:50,820 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:55:50,820 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2091878750] [2023-11-06 22:55:50,820 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 22:55:50,820 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [716261364] [2023-11-06 22:55:50,820 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [716261364] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:55:50,820 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:55:50,821 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2023-11-06 22:55:50,821 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1196768118] [2023-11-06 22:55:50,821 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:55:50,822 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-11-06 22:55:50,822 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:55:50,822 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-11-06 22:55:50,823 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=149, Unknown=0, NotChecked=0, Total=182 [2023-11-06 22:55:50,823 INFO L87 Difference]: Start difference. First operand 241 states and 328 transitions. Second operand has 14 states, 14 states have (on average 4.428571428571429) internal successors, (62), 13 states have internal predecessors, (62), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-06 22:55:52,707 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:55:52,707 INFO L93 Difference]: Finished difference Result 546 states and 743 transitions. [2023-11-06 22:55:52,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-11-06 22:55:52,708 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 4.428571428571429) internal successors, (62), 13 states have internal predecessors, (62), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 134 [2023-11-06 22:55:52,708 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:55:52,710 INFO L225 Difference]: With dead ends: 546 [2023-11-06 22:55:52,711 INFO L226 Difference]: Without dead ends: 308 [2023-11-06 22:55:52,712 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 149 GetRequests, 121 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 137 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=226, Invalid=644, Unknown=0, NotChecked=0, Total=870 [2023-11-06 22:55:52,713 INFO L413 NwaCegarLoop]: 129 mSDtfsCounter, 462 mSDsluCounter, 969 mSDsCounter, 0 mSdLazyCounter, 1017 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 462 SdHoareTripleChecker+Valid, 1098 SdHoareTripleChecker+Invalid, 1028 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 1017 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2023-11-06 22:55:52,713 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [462 Valid, 1098 Invalid, 1028 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 1017 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2023-11-06 22:55:52,715 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 308 states. [2023-11-06 22:55:52,729 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 308 to 242. [2023-11-06 22:55:52,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 242 states, 225 states have (on average 1.3288888888888888) internal successors, (299), 225 states have internal predecessors, (299), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2023-11-06 22:55:52,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 242 states and 329 transitions. [2023-11-06 22:55:52,733 INFO L78 Accepts]: Start accepts. Automaton has 242 states and 329 transitions. Word has length 134 [2023-11-06 22:55:52,733 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:55:52,733 INFO L495 AbstractCegarLoop]: Abstraction has 242 states and 329 transitions. [2023-11-06 22:55:52,734 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 4.428571428571429) internal successors, (62), 13 states have internal predecessors, (62), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-06 22:55:52,734 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 329 transitions. [2023-11-06 22:55:52,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2023-11-06 22:55:52,735 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:55:52,736 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:55:52,748 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Forceful destruction successful, exit code 0 [2023-11-06 22:55:52,943 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2023-11-06 22:55:52,943 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:55:52,944 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:55:52,944 INFO L85 PathProgramCache]: Analyzing trace with hash 1090436282, now seen corresponding path program 1 times [2023-11-06 22:55:52,944 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:55:52,944 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [702859514] [2023-11-06 22:55:52,944 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:55:52,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:55:52,980 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:55:52,980 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [189126829] [2023-11-06 22:55:52,980 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:55:52,981 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:55:52,981 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:55:52,982 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:55:53,029 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2023-11-06 22:55:53,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:55:53,308 INFO L262 TraceCheckSpWp]: Trace formula consists of 469 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-06 22:55:53,314 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:55:54,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:55:54,766 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 25 [2023-11-06 22:55:54,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:55:54,998 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 25 [2023-11-06 22:55:55,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:55:55,346 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 25 [2023-11-06 22:55:55,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:55:55,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:55:55,400 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 25 [2023-11-06 22:55:56,071 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 21 [2023-11-06 22:55:56,418 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2023-11-06 22:55:56,418 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:55:56,419 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:55:56,419 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [702859514] [2023-11-06 22:55:56,419 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 22:55:56,419 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [189126829] [2023-11-06 22:55:56,419 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [189126829] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:55:56,419 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:55:56,420 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-06 22:55:56,420 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1303503427] [2023-11-06 22:55:56,420 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:55:56,421 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-06 22:55:56,421 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:55:56,421 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-06 22:55:56,422 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2023-11-06 22:55:56,422 INFO L87 Difference]: Start difference. First operand 242 states and 329 transitions. Second operand has 8 states, 8 states have (on average 7.75) internal successors, (62), 7 states have internal predecessors, (62), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-06 22:56:04,457 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:56:04,458 INFO L93 Difference]: Finished difference Result 512 states and 695 transitions. [2023-11-06 22:56:04,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-06 22:56:04,459 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 7.75) internal successors, (62), 7 states have internal predecessors, (62), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 134 [2023-11-06 22:56:04,460 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:56:04,462 INFO L225 Difference]: With dead ends: 512 [2023-11-06 22:56:04,462 INFO L226 Difference]: Without dead ends: 273 [2023-11-06 22:56:04,463 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 135 GetRequests, 127 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2023-11-06 22:56:04,464 INFO L413 NwaCegarLoop]: 126 mSDtfsCounter, 229 mSDsluCounter, 345 mSDsCounter, 0 mSdLazyCounter, 373 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 229 SdHoareTripleChecker+Valid, 471 SdHoareTripleChecker+Invalid, 386 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 373 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.3s IncrementalHoareTripleChecker+Time [2023-11-06 22:56:04,465 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [229 Valid, 471 Invalid, 386 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 373 Invalid, 0 Unknown, 0 Unchecked, 7.3s Time] [2023-11-06 22:56:04,466 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 273 states. [2023-11-06 22:56:04,480 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 273 to 240. [2023-11-06 22:56:04,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 240 states, 223 states have (on average 1.3183856502242153) internal successors, (294), 223 states have internal predecessors, (294), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2023-11-06 22:56:04,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 240 states and 324 transitions. [2023-11-06 22:56:04,483 INFO L78 Accepts]: Start accepts. Automaton has 240 states and 324 transitions. Word has length 134 [2023-11-06 22:56:04,484 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:56:04,484 INFO L495 AbstractCegarLoop]: Abstraction has 240 states and 324 transitions. [2023-11-06 22:56:04,484 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 7.75) internal successors, (62), 7 states have internal predecessors, (62), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-06 22:56:04,484 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 324 transitions. [2023-11-06 22:56:04,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2023-11-06 22:56:04,486 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:56:04,486 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:56:04,494 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 0 [2023-11-06 22:56:04,693 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2023-11-06 22:56:04,694 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:56:04,694 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:56:04,695 INFO L85 PathProgramCache]: Analyzing trace with hash 1350317551, now seen corresponding path program 1 times [2023-11-06 22:56:04,695 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:56:04,696 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1179783741] [2023-11-06 22:56:04,696 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:56:04,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:56:04,748 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:56:04,748 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1497175275] [2023-11-06 22:56:04,749 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:56:04,749 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:56:04,749 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:56:04,750 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:56:04,769 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2023-11-06 22:56:05,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:56:05,092 INFO L262 TraceCheckSpWp]: Trace formula consists of 470 conjuncts, 41 conjunts are in the unsatisfiable core [2023-11-06 22:56:05,105 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:56:05,764 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2023-11-06 22:56:05,868 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-06 22:56:06,021 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 17 [2023-11-06 22:56:06,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:56:06,087 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 15 [2023-11-06 22:56:06,123 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 35 [2023-11-06 22:56:06,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:56:06,129 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 15 [2023-11-06 22:56:06,289 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 14 [2023-11-06 22:56:06,355 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2023-11-06 22:56:06,355 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:56:06,356 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:56:06,356 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1179783741] [2023-11-06 22:56:06,356 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 22:56:06,356 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1497175275] [2023-11-06 22:56:06,356 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1497175275] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:56:06,356 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:56:06,356 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2023-11-06 22:56:06,357 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1820475873] [2023-11-06 22:56:06,357 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:56:06,357 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-11-06 22:56:06,357 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:56:06,358 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-11-06 22:56:06,358 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=149, Unknown=0, NotChecked=0, Total=182 [2023-11-06 22:56:06,359 INFO L87 Difference]: Start difference. First operand 240 states and 324 transitions. Second operand has 14 states, 14 states have (on average 4.428571428571429) internal successors, (62), 13 states have internal predecessors, (62), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-06 22:56:08,172 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:56:08,172 INFO L93 Difference]: Finished difference Result 552 states and 746 transitions. [2023-11-06 22:56:08,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2023-11-06 22:56:08,173 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 4.428571428571429) internal successors, (62), 13 states have internal predecessors, (62), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 134 [2023-11-06 22:56:08,173 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:56:08,176 INFO L225 Difference]: With dead ends: 552 [2023-11-06 22:56:08,176 INFO L226 Difference]: Without dead ends: 315 [2023-11-06 22:56:08,177 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 152 GetRequests, 121 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 191 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=272, Invalid=784, Unknown=0, NotChecked=0, Total=1056 [2023-11-06 22:56:08,178 INFO L413 NwaCegarLoop]: 130 mSDtfsCounter, 474 mSDsluCounter, 858 mSDsCounter, 0 mSdLazyCounter, 856 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 474 SdHoareTripleChecker+Valid, 988 SdHoareTripleChecker+Invalid, 865 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 856 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2023-11-06 22:56:08,179 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [474 Valid, 988 Invalid, 865 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 856 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2023-11-06 22:56:08,180 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 315 states. [2023-11-06 22:56:08,195 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 315 to 240. [2023-11-06 22:56:08,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 240 states, 223 states have (on average 1.3183856502242153) internal successors, (294), 223 states have internal predecessors, (294), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2023-11-06 22:56:08,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 240 states and 324 transitions. [2023-11-06 22:56:08,199 INFO L78 Accepts]: Start accepts. Automaton has 240 states and 324 transitions. Word has length 134 [2023-11-06 22:56:08,199 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:56:08,199 INFO L495 AbstractCegarLoop]: Abstraction has 240 states and 324 transitions. [2023-11-06 22:56:08,200 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 4.428571428571429) internal successors, (62), 13 states have internal predecessors, (62), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-06 22:56:08,200 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 324 transitions. [2023-11-06 22:56:08,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2023-11-06 22:56:08,202 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:56:08,202 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:56:08,214 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Forceful destruction successful, exit code 0 [2023-11-06 22:56:08,409 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2023-11-06 22:56:08,410 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:56:08,410 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:56:08,410 INFO L85 PathProgramCache]: Analyzing trace with hash 2051382129, now seen corresponding path program 1 times [2023-11-06 22:56:08,410 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:56:08,411 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [641594078] [2023-11-06 22:56:08,411 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:56:08,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:56:08,472 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:56:08,473 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1611448390] [2023-11-06 22:56:08,473 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:56:08,473 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:56:08,473 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:56:08,475 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:56:08,501 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2023-11-06 22:56:08,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:56:08,872 INFO L262 TraceCheckSpWp]: Trace formula consists of 470 conjuncts, 29 conjunts are in the unsatisfiable core [2023-11-06 22:56:08,879 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:56:09,607 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2023-11-06 22:56:09,709 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-06 22:56:09,885 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 24 [2023-11-06 22:56:09,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:56:09,934 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 19 [2023-11-06 22:56:09,974 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 39 [2023-11-06 22:56:09,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:56:09,980 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 19 [2023-11-06 22:56:10,051 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 16 [2023-11-06 22:56:10,064 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2023-11-06 22:56:10,064 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:56:10,064 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:56:10,064 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [641594078] [2023-11-06 22:56:10,064 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 22:56:10,064 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1611448390] [2023-11-06 22:56:10,065 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1611448390] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:56:10,065 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:56:10,065 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-06 22:56:10,065 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [308571420] [2023-11-06 22:56:10,065 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:56:10,066 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-06 22:56:10,066 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:56:10,066 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-06 22:56:10,067 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2023-11-06 22:56:10,067 INFO L87 Difference]: Start difference. First operand 240 states and 324 transitions. Second operand has 8 states, 8 states have (on average 7.75) internal successors, (62), 7 states have internal predecessors, (62), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-06 22:56:10,844 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:56:10,844 INFO L93 Difference]: Finished difference Result 506 states and 683 transitions. [2023-11-06 22:56:10,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-06 22:56:10,850 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 7.75) internal successors, (62), 7 states have internal predecessors, (62), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 134 [2023-11-06 22:56:10,852 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:56:10,855 INFO L225 Difference]: With dead ends: 506 [2023-11-06 22:56:10,855 INFO L226 Difference]: Without dead ends: 269 [2023-11-06 22:56:10,856 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 135 GetRequests, 127 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2023-11-06 22:56:10,857 INFO L413 NwaCegarLoop]: 144 mSDtfsCounter, 163 mSDsluCounter, 381 mSDsCounter, 0 mSdLazyCounter, 414 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 163 SdHoareTripleChecker+Valid, 525 SdHoareTripleChecker+Invalid, 418 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 414 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2023-11-06 22:56:10,857 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [163 Valid, 525 Invalid, 418 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 414 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2023-11-06 22:56:10,858 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 269 states. [2023-11-06 22:56:10,874 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 269 to 238. [2023-11-06 22:56:10,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 238 states, 221 states have (on average 1.3167420814479638) internal successors, (291), 221 states have internal predecessors, (291), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2023-11-06 22:56:10,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 238 states and 321 transitions. [2023-11-06 22:56:10,891 INFO L78 Accepts]: Start accepts. Automaton has 238 states and 321 transitions. Word has length 134 [2023-11-06 22:56:10,891 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:56:10,892 INFO L495 AbstractCegarLoop]: Abstraction has 238 states and 321 transitions. [2023-11-06 22:56:10,892 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 7.75) internal successors, (62), 7 states have internal predecessors, (62), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-06 22:56:10,892 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 321 transitions. [2023-11-06 22:56:10,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2023-11-06 22:56:10,896 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:56:10,897 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:56:10,905 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Forceful destruction successful, exit code 0 [2023-11-06 22:56:11,104 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2023-11-06 22:56:11,105 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:56:11,105 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:56:11,105 INFO L85 PathProgramCache]: Analyzing trace with hash 741312953, now seen corresponding path program 1 times [2023-11-06 22:56:11,105 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:56:11,105 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [336476510] [2023-11-06 22:56:11,106 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:56:11,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:56:11,140 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:56:11,141 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1196322885] [2023-11-06 22:56:11,141 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:56:11,141 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:56:11,142 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:56:11,143 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:56:11,183 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2023-11-06 22:56:11,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:56:11,476 INFO L262 TraceCheckSpWp]: Trace formula consists of 467 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-06 22:56:11,480 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:56:11,532 INFO L322 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-06 22:56:11,533 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 30 treesize of output 26 [2023-11-06 22:56:11,556 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2023-11-06 22:56:11,556 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:56:11,556 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:56:11,556 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [336476510] [2023-11-06 22:56:11,556 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 22:56:11,557 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1196322885] [2023-11-06 22:56:11,557 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1196322885] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:56:11,557 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:56:11,557 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-06 22:56:11,557 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [23987473] [2023-11-06 22:56:11,558 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:56:11,558 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-06 22:56:11,558 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:56:11,559 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-06 22:56:11,559 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-06 22:56:11,560 INFO L87 Difference]: Start difference. First operand 238 states and 321 transitions. Second operand has 6 states, 6 states have (on average 10.5) internal successors, (63), 6 states have internal predecessors, (63), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-06 22:56:12,043 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:56:12,044 INFO L93 Difference]: Finished difference Result 541 states and 714 transitions. [2023-11-06 22:56:12,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-06 22:56:12,045 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.5) internal successors, (63), 6 states have internal predecessors, (63), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 135 [2023-11-06 22:56:12,046 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:56:12,048 INFO L225 Difference]: With dead ends: 541 [2023-11-06 22:56:12,048 INFO L226 Difference]: Without dead ends: 306 [2023-11-06 22:56:12,049 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 136 GetRequests, 130 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2023-11-06 22:56:12,050 INFO L413 NwaCegarLoop]: 175 mSDtfsCounter, 85 mSDsluCounter, 504 mSDsCounter, 0 mSdLazyCounter, 253 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 85 SdHoareTripleChecker+Valid, 679 SdHoareTripleChecker+Invalid, 254 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 253 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-11-06 22:56:12,050 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [85 Valid, 679 Invalid, 254 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 253 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-11-06 22:56:12,052 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 306 states. [2023-11-06 22:56:12,085 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 306 to 226. [2023-11-06 22:56:12,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 226 states, 209 states have (on average 1.291866028708134) internal successors, (270), 209 states have internal predecessors, (270), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2023-11-06 22:56:12,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 226 states and 300 transitions. [2023-11-06 22:56:12,089 INFO L78 Accepts]: Start accepts. Automaton has 226 states and 300 transitions. Word has length 135 [2023-11-06 22:56:12,094 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:56:12,094 INFO L495 AbstractCegarLoop]: Abstraction has 226 states and 300 transitions. [2023-11-06 22:56:12,095 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.5) internal successors, (63), 6 states have internal predecessors, (63), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-06 22:56:12,095 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 300 transitions. [2023-11-06 22:56:12,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2023-11-06 22:56:12,098 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:56:12,098 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:56:12,106 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Forceful destruction successful, exit code 0 [2023-11-06 22:56:12,305 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2023-11-06 22:56:12,306 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:56:12,306 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:56:12,306 INFO L85 PathProgramCache]: Analyzing trace with hash -1855989301, now seen corresponding path program 1 times [2023-11-06 22:56:12,306 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:56:12,307 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [739122040] [2023-11-06 22:56:12,307 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:56:12,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:56:12,348 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:56:12,348 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1968256529] [2023-11-06 22:56:12,348 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:56:12,349 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:56:12,349 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:56:12,350 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:56:12,363 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2023-11-06 22:56:12,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:56:12,748 INFO L262 TraceCheckSpWp]: Trace formula consists of 478 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-06 22:56:12,753 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:56:13,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:56:13,203 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 23 [2023-11-06 22:56:13,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:56:13,224 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 15 [2023-11-06 22:56:13,236 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2023-11-06 22:56:13,236 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:56:13,236 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:56:13,236 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [739122040] [2023-11-06 22:56:13,236 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 22:56:13,237 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1968256529] [2023-11-06 22:56:13,237 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1968256529] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:56:13,237 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:56:13,237 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-06 22:56:13,237 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [362293358] [2023-11-06 22:56:13,237 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:56:13,238 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-06 22:56:13,238 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:56:13,238 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-06 22:56:13,239 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2023-11-06 22:56:13,239 INFO L87 Difference]: Start difference. First operand 226 states and 300 transitions. Second operand has 7 states, 7 states have (on average 9.0) internal successors, (63), 6 states have internal predecessors, (63), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-06 22:56:13,703 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:56:13,703 INFO L93 Difference]: Finished difference Result 470 states and 622 transitions. [2023-11-06 22:56:13,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-06 22:56:13,710 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.0) internal successors, (63), 6 states have internal predecessors, (63), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 135 [2023-11-06 22:56:13,710 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:56:13,714 INFO L225 Difference]: With dead ends: 470 [2023-11-06 22:56:13,714 INFO L226 Difference]: Without dead ends: 247 [2023-11-06 22:56:13,715 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 136 GetRequests, 129 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2023-11-06 22:56:13,716 INFO L413 NwaCegarLoop]: 154 mSDtfsCounter, 151 mSDsluCounter, 285 mSDsCounter, 0 mSdLazyCounter, 232 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 151 SdHoareTripleChecker+Valid, 439 SdHoareTripleChecker+Invalid, 234 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 232 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-11-06 22:56:13,716 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [151 Valid, 439 Invalid, 234 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 232 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-11-06 22:56:13,717 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 247 states. [2023-11-06 22:56:13,730 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 247 to 217. [2023-11-06 22:56:13,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 217 states, 200 states have (on average 1.285) internal successors, (257), 200 states have internal predecessors, (257), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2023-11-06 22:56:13,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 217 states and 287 transitions. [2023-11-06 22:56:13,733 INFO L78 Accepts]: Start accepts. Automaton has 217 states and 287 transitions. Word has length 135 [2023-11-06 22:56:13,733 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:56:13,733 INFO L495 AbstractCegarLoop]: Abstraction has 217 states and 287 transitions. [2023-11-06 22:56:13,734 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.0) internal successors, (63), 6 states have internal predecessors, (63), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-06 22:56:13,734 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 287 transitions. [2023-11-06 22:56:13,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2023-11-06 22:56:13,735 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:56:13,735 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:56:13,747 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Forceful destruction successful, exit code 0 [2023-11-06 22:56:13,947 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,20 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:56:13,947 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:56:13,948 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:56:13,948 INFO L85 PathProgramCache]: Analyzing trace with hash -955207103, now seen corresponding path program 1 times [2023-11-06 22:56:13,948 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:56:13,948 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2039064062] [2023-11-06 22:56:13,948 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:56:13,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:56:13,985 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:56:13,985 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [63460962] [2023-11-06 22:56:13,986 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:56:13,986 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:56:13,986 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:56:13,987 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:56:14,017 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Waiting until timeout for monitored process [2023-11-06 22:56:14,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:56:14,346 INFO L262 TraceCheckSpWp]: Trace formula consists of 496 conjuncts, 43 conjunts are in the unsatisfiable core [2023-11-06 22:56:14,353 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:56:15,126 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2023-11-06 22:56:15,235 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-06 22:56:15,368 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2023-11-06 22:56:15,398 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-06 22:56:15,419 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 23 [2023-11-06 22:56:15,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:56:15,427 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 13 [2023-11-06 22:56:15,584 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 25 [2023-11-06 22:56:15,616 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2023-11-06 22:56:15,616 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:56:15,616 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:56:15,617 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2039064062] [2023-11-06 22:56:15,617 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 22:56:15,617 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [63460962] [2023-11-06 22:56:15,617 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [63460962] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:56:15,617 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:56:15,618 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-11-06 22:56:15,618 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1229004183] [2023-11-06 22:56:15,618 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:56:15,619 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-11-06 22:56:15,619 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:56:15,620 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-11-06 22:56:15,620 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2023-11-06 22:56:15,620 INFO L87 Difference]: Start difference. First operand 217 states and 287 transitions. Second operand has 10 states, 10 states have (on average 6.5) internal successors, (65), 9 states have internal predecessors, (65), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-06 22:56:16,458 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:56:16,458 INFO L93 Difference]: Finished difference Result 375 states and 503 transitions. [2023-11-06 22:56:16,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-11-06 22:56:16,459 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 6.5) internal successors, (65), 9 states have internal predecessors, (65), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 137 [2023-11-06 22:56:16,459 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:56:16,462 INFO L225 Difference]: With dead ends: 375 [2023-11-06 22:56:16,462 INFO L226 Difference]: Without dead ends: 373 [2023-11-06 22:56:16,463 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 144 GetRequests, 128 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=81, Invalid=225, Unknown=0, NotChecked=0, Total=306 [2023-11-06 22:56:16,464 INFO L413 NwaCegarLoop]: 168 mSDtfsCounter, 385 mSDsluCounter, 583 mSDsCounter, 0 mSdLazyCounter, 517 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 385 SdHoareTripleChecker+Valid, 751 SdHoareTripleChecker+Invalid, 533 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 517 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2023-11-06 22:56:16,464 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [385 Valid, 751 Invalid, 533 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 517 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2023-11-06 22:56:16,466 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 373 states. [2023-11-06 22:56:16,485 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 373 to 220. [2023-11-06 22:56:16,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 220 states, 203 states have (on average 1.2807881773399015) internal successors, (260), 203 states have internal predecessors, (260), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2023-11-06 22:56:16,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 220 states and 290 transitions. [2023-11-06 22:56:16,488 INFO L78 Accepts]: Start accepts. Automaton has 220 states and 290 transitions. Word has length 137 [2023-11-06 22:56:16,488 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:56:16,489 INFO L495 AbstractCegarLoop]: Abstraction has 220 states and 290 transitions. [2023-11-06 22:56:16,489 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 6.5) internal successors, (65), 9 states have internal predecessors, (65), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-06 22:56:16,489 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 290 transitions. [2023-11-06 22:56:16,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2023-11-06 22:56:16,491 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:56:16,491 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:56:16,500 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Forceful destruction successful, exit code 0 [2023-11-06 22:56:16,699 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,21 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:56:16,699 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:56:16,699 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:56:16,700 INFO L85 PathProgramCache]: Analyzing trace with hash -953360061, now seen corresponding path program 1 times [2023-11-06 22:56:16,700 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:56:16,700 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1471470467] [2023-11-06 22:56:16,700 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:56:16,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:56:16,752 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:56:16,752 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2146684144] [2023-11-06 22:56:16,752 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:56:16,753 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:56:16,753 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:56:16,754 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:56:16,793 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Waiting until timeout for monitored process [2023-11-06 22:56:17,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:56:17,633 INFO L262 TraceCheckSpWp]: Trace formula consists of 491 conjuncts, 34 conjunts are in the unsatisfiable core [2023-11-06 22:56:17,639 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:56:17,648 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2023-11-06 22:56:18,560 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2023-11-06 22:56:18,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:56:18,592 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 28 [2023-11-06 22:56:18,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:56:18,651 INFO L322 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-06 22:56:18,652 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 38 treesize of output 46 [2023-11-06 22:56:18,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:56:18,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:56:18,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:56:18,663 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 26 [2023-11-06 22:56:18,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:56:18,988 INFO L322 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-06 22:56:18,988 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 86 treesize of output 44 [2023-11-06 22:56:19,026 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2023-11-06 22:56:19,027 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:56:19,027 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:56:19,027 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1471470467] [2023-11-06 22:56:19,027 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 22:56:19,028 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2146684144] [2023-11-06 22:56:19,028 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2146684144] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:56:19,028 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:56:19,028 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-11-06 22:56:19,028 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1292572394] [2023-11-06 22:56:19,029 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:56:19,029 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-11-06 22:56:19,029 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:56:19,030 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-11-06 22:56:19,030 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2023-11-06 22:56:19,031 INFO L87 Difference]: Start difference. First operand 220 states and 290 transitions. Second operand has 10 states, 10 states have (on average 6.5) internal successors, (65), 9 states have internal predecessors, (65), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-06 22:56:20,190 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:56:20,191 INFO L93 Difference]: Finished difference Result 618 states and 793 transitions. [2023-11-06 22:56:20,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-11-06 22:56:20,192 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 6.5) internal successors, (65), 9 states have internal predecessors, (65), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 137 [2023-11-06 22:56:20,192 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:56:20,195 INFO L225 Difference]: With dead ends: 618 [2023-11-06 22:56:20,195 INFO L226 Difference]: Without dead ends: 401 [2023-11-06 22:56:20,197 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 145 GetRequests, 128 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=105, Invalid=237, Unknown=0, NotChecked=0, Total=342 [2023-11-06 22:56:20,198 INFO L413 NwaCegarLoop]: 108 mSDtfsCounter, 314 mSDsluCounter, 522 mSDsCounter, 0 mSdLazyCounter, 486 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 314 SdHoareTripleChecker+Valid, 630 SdHoareTripleChecker+Invalid, 491 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 486 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2023-11-06 22:56:20,198 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [314 Valid, 630 Invalid, 491 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 486 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2023-11-06 22:56:20,199 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 401 states. [2023-11-06 22:56:20,221 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 401 to 340. [2023-11-06 22:56:20,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 340 states, 323 states have (on average 1.2600619195046439) internal successors, (407), 323 states have internal predecessors, (407), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2023-11-06 22:56:20,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 340 states and 437 transitions. [2023-11-06 22:56:20,224 INFO L78 Accepts]: Start accepts. Automaton has 340 states and 437 transitions. Word has length 137 [2023-11-06 22:56:20,225 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:56:20,225 INFO L495 AbstractCegarLoop]: Abstraction has 340 states and 437 transitions. [2023-11-06 22:56:20,225 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 6.5) internal successors, (65), 9 states have internal predecessors, (65), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-06 22:56:20,226 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 437 transitions. [2023-11-06 22:56:20,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2023-11-06 22:56:20,228 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:56:20,228 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:56:20,242 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Ended with exit code 0 [2023-11-06 22:56:20,437 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,22 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:56:20,437 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:56:20,437 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:56:20,438 INFO L85 PathProgramCache]: Analyzing trace with hash 945285588, now seen corresponding path program 1 times [2023-11-06 22:56:20,438 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:56:20,438 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [558603677] [2023-11-06 22:56:20,438 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:56:20,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:56:20,475 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:56:20,475 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [447089134] [2023-11-06 22:56:20,476 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:56:20,476 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:56:20,476 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:56:20,477 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:56:20,505 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Waiting until timeout for monitored process [2023-11-06 22:56:20,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:56:20,853 INFO L262 TraceCheckSpWp]: Trace formula consists of 484 conjuncts, 28 conjunts are in the unsatisfiable core [2023-11-06 22:56:20,856 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:56:21,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:56:21,264 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 19 [2023-11-06 22:56:21,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:56:21,375 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 14 [2023-11-06 22:56:21,439 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 27 proven. 15 refuted. 0 times theorem prover too weak. 378 trivial. 0 not checked. [2023-11-06 22:56:21,439 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 22:56:21,663 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2023-11-06 22:56:21,664 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:56:21,664 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [558603677] [2023-11-06 22:56:21,664 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 22:56:21,664 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [447089134] [2023-11-06 22:56:21,664 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [447089134] provided 1 perfect and 1 imperfect interpolant sequences [2023-11-06 22:56:21,664 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-06 22:56:21,664 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [11] total 18 [2023-11-06 22:56:21,665 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1935172507] [2023-11-06 22:56:21,665 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:56:21,665 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-11-06 22:56:21,665 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:56:21,666 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-11-06 22:56:21,666 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=263, Unknown=0, NotChecked=0, Total=306 [2023-11-06 22:56:21,667 INFO L87 Difference]: Start difference. First operand 340 states and 437 transitions. Second operand has 9 states, 9 states have (on average 7.222222222222222) internal successors, (65), 9 states have internal predecessors, (65), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-06 22:56:22,826 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:56:22,826 INFO L93 Difference]: Finished difference Result 1034 states and 1294 transitions. [2023-11-06 22:56:22,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-11-06 22:56:22,827 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 7.222222222222222) internal successors, (65), 9 states have internal predecessors, (65), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 137 [2023-11-06 22:56:22,827 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:56:22,832 INFO L225 Difference]: With dead ends: 1034 [2023-11-06 22:56:22,832 INFO L226 Difference]: Without dead ends: 697 [2023-11-06 22:56:22,833 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 280 GetRequests, 256 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 103 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=102, Invalid=548, Unknown=0, NotChecked=0, Total=650 [2023-11-06 22:56:22,834 INFO L413 NwaCegarLoop]: 194 mSDtfsCounter, 194 mSDsluCounter, 1014 mSDsCounter, 0 mSdLazyCounter, 412 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 194 SdHoareTripleChecker+Valid, 1208 SdHoareTripleChecker+Invalid, 414 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 412 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2023-11-06 22:56:22,835 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [194 Valid, 1208 Invalid, 414 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 412 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2023-11-06 22:56:22,836 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 697 states. [2023-11-06 22:56:22,860 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 697 to 406. [2023-11-06 22:56:22,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 406 states, 389 states have (on average 1.236503856041131) internal successors, (481), 389 states have internal predecessors, (481), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2023-11-06 22:56:22,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 406 states and 511 transitions. [2023-11-06 22:56:22,864 INFO L78 Accepts]: Start accepts. Automaton has 406 states and 511 transitions. Word has length 137 [2023-11-06 22:56:22,864 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:56:22,864 INFO L495 AbstractCegarLoop]: Abstraction has 406 states and 511 transitions. [2023-11-06 22:56:22,865 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 7.222222222222222) internal successors, (65), 9 states have internal predecessors, (65), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-06 22:56:22,865 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 511 transitions. [2023-11-06 22:56:22,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2023-11-06 22:56:22,867 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:56:22,868 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:56:22,878 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Forceful destruction successful, exit code 0 [2023-11-06 22:56:23,075 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21,23 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:56:23,076 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:56:23,076 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:56:23,076 INFO L85 PathProgramCache]: Analyzing trace with hash -334578090, now seen corresponding path program 1 times [2023-11-06 22:56:23,076 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:56:23,076 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [600112349] [2023-11-06 22:56:23,076 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:56:23,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:56:23,118 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:56:23,119 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1943570222] [2023-11-06 22:56:23,119 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:56:23,119 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:56:23,120 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:56:23,121 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:56:23,127 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Waiting until timeout for monitored process [2023-11-06 22:56:23,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:56:23,498 INFO L262 TraceCheckSpWp]: Trace formula consists of 484 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-06 22:56:23,502 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:56:23,902 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 27 [2023-11-06 22:56:23,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:56:23,908 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 17 [2023-11-06 22:56:23,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:56:23,991 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 32 [2023-11-06 22:56:24,033 INFO L322 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-06 22:56:24,036 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 51 treesize of output 19 [2023-11-06 22:56:24,048 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2023-11-06 22:56:24,049 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:56:24,049 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:56:24,049 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [600112349] [2023-11-06 22:56:24,049 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 22:56:24,049 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1943570222] [2023-11-06 22:56:24,049 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1943570222] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:56:24,049 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:56:24,049 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-06 22:56:24,050 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1002374598] [2023-11-06 22:56:24,050 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:56:24,050 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-06 22:56:24,050 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:56:24,051 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-06 22:56:24,051 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2023-11-06 22:56:24,051 INFO L87 Difference]: Start difference. First operand 406 states and 511 transitions. Second operand has 8 states, 8 states have (on average 8.125) internal successors, (65), 7 states have internal predecessors, (65), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-06 22:56:24,671 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:56:24,671 INFO L93 Difference]: Finished difference Result 986 states and 1234 transitions. [2023-11-06 22:56:24,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-06 22:56:24,672 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 8.125) internal successors, (65), 7 states have internal predecessors, (65), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 137 [2023-11-06 22:56:24,673 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:56:24,676 INFO L225 Difference]: With dead ends: 986 [2023-11-06 22:56:24,676 INFO L226 Difference]: Without dead ends: 583 [2023-11-06 22:56:24,677 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 139 GetRequests, 130 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2023-11-06 22:56:24,678 INFO L413 NwaCegarLoop]: 143 mSDtfsCounter, 215 mSDsluCounter, 301 mSDsCounter, 0 mSdLazyCounter, 318 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 215 SdHoareTripleChecker+Valid, 444 SdHoareTripleChecker+Invalid, 322 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 318 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-11-06 22:56:24,678 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [215 Valid, 444 Invalid, 322 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 318 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-11-06 22:56:24,680 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 583 states. [2023-11-06 22:56:24,701 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 583 to 406. [2023-11-06 22:56:24,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 406 states, 389 states have (on average 1.2159383033419022) internal successors, (473), 389 states have internal predecessors, (473), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2023-11-06 22:56:24,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 406 states and 503 transitions. [2023-11-06 22:56:24,704 INFO L78 Accepts]: Start accepts. Automaton has 406 states and 503 transitions. Word has length 137 [2023-11-06 22:56:24,704 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:56:24,704 INFO L495 AbstractCegarLoop]: Abstraction has 406 states and 503 transitions. [2023-11-06 22:56:24,705 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.125) internal successors, (65), 7 states have internal predecessors, (65), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-06 22:56:24,705 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 503 transitions. [2023-11-06 22:56:24,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2023-11-06 22:56:24,706 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:56:24,707 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:56:24,721 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Forceful destruction successful, exit code 0 [2023-11-06 22:56:24,913 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22,24 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:56:24,914 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:56:24,914 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:56:24,914 INFO L85 PathProgramCache]: Analyzing trace with hash 127637138, now seen corresponding path program 1 times [2023-11-06 22:56:24,914 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:56:24,914 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1656708213] [2023-11-06 22:56:24,914 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:56:24,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:56:24,945 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:56:24,945 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [929495643] [2023-11-06 22:56:24,945 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:56:24,946 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:56:24,946 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:56:24,947 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:56:24,972 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Waiting until timeout for monitored process [2023-11-06 22:56:25,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:56:25,329 INFO L262 TraceCheckSpWp]: Trace formula consists of 484 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-06 22:56:25,335 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:56:25,705 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 18 [2023-11-06 22:56:25,707 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-06 22:56:25,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:56:25,762 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 19 [2023-11-06 22:56:25,818 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2023-11-06 22:56:25,818 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:56:25,818 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:56:25,818 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1656708213] [2023-11-06 22:56:25,818 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 22:56:25,818 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [929495643] [2023-11-06 22:56:25,818 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [929495643] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:56:25,819 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:56:25,819 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-06 22:56:25,819 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [394941883] [2023-11-06 22:56:25,819 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:56:25,820 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-06 22:56:25,820 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:56:25,820 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-06 22:56:25,821 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2023-11-06 22:56:25,821 INFO L87 Difference]: Start difference. First operand 406 states and 503 transitions. Second operand has 7 states, 7 states have (on average 9.285714285714286) internal successors, (65), 6 states have internal predecessors, (65), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-06 22:56:26,324 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:56:26,325 INFO L93 Difference]: Finished difference Result 880 states and 1088 transitions. [2023-11-06 22:56:26,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-06 22:56:26,325 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.285714285714286) internal successors, (65), 6 states have internal predecessors, (65), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 137 [2023-11-06 22:56:26,326 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:56:26,330 INFO L225 Difference]: With dead ends: 880 [2023-11-06 22:56:26,330 INFO L226 Difference]: Without dead ends: 477 [2023-11-06 22:56:26,331 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 138 GetRequests, 131 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2023-11-06 22:56:26,332 INFO L413 NwaCegarLoop]: 131 mSDtfsCounter, 202 mSDsluCounter, 163 mSDsCounter, 0 mSdLazyCounter, 243 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 202 SdHoareTripleChecker+Valid, 294 SdHoareTripleChecker+Invalid, 246 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 243 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-11-06 22:56:26,333 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [202 Valid, 294 Invalid, 246 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 243 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-11-06 22:56:26,334 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 477 states. [2023-11-06 22:56:26,353 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 477 to 406. [2023-11-06 22:56:26,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 406 states, 389 states have (on average 1.1953727506426735) internal successors, (465), 389 states have internal predecessors, (465), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2023-11-06 22:56:26,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 406 states and 495 transitions. [2023-11-06 22:56:26,359 INFO L78 Accepts]: Start accepts. Automaton has 406 states and 495 transitions. Word has length 137 [2023-11-06 22:56:26,361 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:56:26,361 INFO L495 AbstractCegarLoop]: Abstraction has 406 states and 495 transitions. [2023-11-06 22:56:26,361 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.285714285714286) internal successors, (65), 6 states have internal predecessors, (65), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-06 22:56:26,362 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 495 transitions. [2023-11-06 22:56:26,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2023-11-06 22:56:26,363 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:56:26,364 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:56:26,376 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Forceful destruction successful, exit code 0 [2023-11-06 22:56:26,576 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 25 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable23 [2023-11-06 22:56:26,576 INFO L420 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:56:26,576 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:56:26,576 INFO L85 PathProgramCache]: Analyzing trace with hash -1152226540, now seen corresponding path program 1 times [2023-11-06 22:56:26,577 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:56:26,577 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [67791491] [2023-11-06 22:56:26,577 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:56:26,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:56:26,612 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:56:26,612 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [739501138] [2023-11-06 22:56:26,613 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:56:26,613 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:56:26,613 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:56:26,614 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:56:26,661 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Waiting until timeout for monitored process [2023-11-06 22:56:27,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:56:27,033 INFO L262 TraceCheckSpWp]: Trace formula consists of 484 conjuncts, 37 conjunts are in the unsatisfiable core [2023-11-06 22:56:27,039 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:56:27,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:56:27,502 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 28 [2023-11-06 22:56:27,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:56:27,636 INFO L322 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-06 22:56:27,637 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 52 treesize of output 45 [2023-11-06 22:56:27,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:56:27,807 INFO L322 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-06 22:56:27,808 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 68 treesize of output 22 [2023-11-06 22:56:27,901 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 27 proven. 15 refuted. 0 times theorem prover too weak. 378 trivial. 0 not checked. [2023-11-06 22:56:27,901 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 22:56:28,159 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2023-11-06 22:56:28,159 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:56:28,159 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [67791491] [2023-11-06 22:56:28,159 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 22:56:28,159 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [739501138] [2023-11-06 22:56:28,160 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [739501138] provided 1 perfect and 1 imperfect interpolant sequences [2023-11-06 22:56:28,160 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-06 22:56:28,160 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [12] total 19 [2023-11-06 22:56:28,160 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1264588107] [2023-11-06 22:56:28,160 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:56:28,161 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-11-06 22:56:28,161 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:56:28,161 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-11-06 22:56:28,162 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2023-11-06 22:56:28,162 INFO L87 Difference]: Start difference. First operand 406 states and 495 transitions. Second operand has 9 states, 9 states have (on average 7.222222222222222) internal successors, (65), 9 states have internal predecessors, (65), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-06 22:56:29,166 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:56:29,167 INFO L93 Difference]: Finished difference Result 998 states and 1200 transitions. [2023-11-06 22:56:29,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-11-06 22:56:29,167 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 7.222222222222222) internal successors, (65), 9 states have internal predecessors, (65), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 137 [2023-11-06 22:56:29,168 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:56:29,171 INFO L225 Difference]: With dead ends: 998 [2023-11-06 22:56:29,171 INFO L226 Difference]: Without dead ends: 595 [2023-11-06 22:56:29,173 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 280 GetRequests, 255 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 122 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=107, Invalid=595, Unknown=0, NotChecked=0, Total=702 [2023-11-06 22:56:29,174 INFO L413 NwaCegarLoop]: 191 mSDtfsCounter, 160 mSDsluCounter, 1006 mSDsCounter, 0 mSdLazyCounter, 349 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 160 SdHoareTripleChecker+Valid, 1197 SdHoareTripleChecker+Invalid, 351 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 349 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2023-11-06 22:56:29,174 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [160 Valid, 1197 Invalid, 351 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 349 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2023-11-06 22:56:29,176 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 595 states. [2023-11-06 22:56:29,199 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 595 to 370. [2023-11-06 22:56:29,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 370 states, 353 states have (on average 1.1869688385269122) internal successors, (419), 353 states have internal predecessors, (419), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2023-11-06 22:56:29,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 370 states and 449 transitions. [2023-11-06 22:56:29,202 INFO L78 Accepts]: Start accepts. Automaton has 370 states and 449 transitions. Word has length 137 [2023-11-06 22:56:29,203 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:56:29,203 INFO L495 AbstractCegarLoop]: Abstraction has 370 states and 449 transitions. [2023-11-06 22:56:29,203 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 7.222222222222222) internal successors, (65), 9 states have internal predecessors, (65), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-06 22:56:29,204 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 449 transitions. [2023-11-06 22:56:29,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2023-11-06 22:56:29,206 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:56:29,206 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:56:29,223 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Forceful destruction successful, exit code 0 [2023-11-06 22:56:29,414 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable24 [2023-11-06 22:56:29,414 INFO L420 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:56:29,415 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:56:29,415 INFO L85 PathProgramCache]: Analyzing trace with hash -265252080, now seen corresponding path program 1 times [2023-11-06 22:56:29,415 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:56:29,415 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1495895449] [2023-11-06 22:56:29,415 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:56:29,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:56:29,454 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:56:29,454 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1361099856] [2023-11-06 22:56:29,455 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:56:29,455 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:56:29,455 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:56:29,456 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:56:29,470 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Waiting until timeout for monitored process [2023-11-06 22:56:29,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:56:29,930 INFO L262 TraceCheckSpWp]: Trace formula consists of 489 conjuncts, 38 conjunts are in the unsatisfiable core [2023-11-06 22:56:29,936 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:56:30,431 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2023-11-06 22:56:30,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:56:30,571 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 15 [2023-11-06 22:56:30,743 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2023-11-06 22:56:30,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:56:30,791 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 15 [2023-11-06 22:56:30,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:56:30,829 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 33 [2023-11-06 22:56:30,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:56:30,932 INFO L322 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-06 22:56:30,933 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 61 treesize of output 39 [2023-11-06 22:56:31,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:56:31,101 INFO L322 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-06 22:56:31,101 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 83 treesize of output 35 [2023-11-06 22:56:31,128 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 134 proven. 6 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2023-11-06 22:56:31,128 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 22:56:31,302 WARN L839 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_2676 (Array Int Int)) (|ULTIMATE.start_step_#t~ite40#1| Int) (|~#unsigned_short_int_Array_0~0.offset| Int)) (let ((.cse2 (store |c_#memory_int| |c_~#unsigned_long_int_Array_0~0.base| v_ArrVal_2676))) (let ((.cse3 (select .cse2 |c_~#unsigned_char_Array_0~0.base|))) (let ((.cse5 (select .cse3 (+ |c_~#unsigned_char_Array_0~0.offset| 1)))) (let ((.cse1 (mod .cse5 256))) (= (mod (let ((.cse4 (+ |c_~#unsigned_char_Array_0~0.offset| 3))) (select (select (let ((.cse0 (store .cse2 |c_~#unsigned_char_Array_0~0.base| (store .cse3 .cse4 .cse5)))) (store .cse0 |c_~#unsigned_short_int_Array_0~0.base| (store (store (select .cse0 |c_~#unsigned_short_int_Array_0~0.base|) |~#unsigned_short_int_Array_0~0.offset| .cse1) (+ 2 |~#unsigned_short_int_Array_0~0.offset|) |ULTIMATE.start_step_#t~ite40#1|))) |c_~#unsigned_char_Array_0~0.base|) .cse4)) 256) .cse1)))))) is different from false [2023-11-06 22:56:31,347 WARN L839 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_2676 (Array Int Int)) (|ULTIMATE.start_step_#t~ite40#1| Int) (|ULTIMATE.start_step_#t~ite9#1| Int) (|~#unsigned_short_int_Array_0~0.offset| Int)) (let ((.cse2 (select (store (store |c_#memory_int| |c_~#unsigned_char_Array_0~0.base| (store (select |c_#memory_int| |c_~#unsigned_char_Array_0~0.base|) |c_~#unsigned_char_Array_0~0.offset| |ULTIMATE.start_step_#t~ite9#1|)) |c_~#unsigned_long_int_Array_0~0.base| v_ArrVal_2676) |c_~#unsigned_char_Array_0~0.base|))) (let ((.cse4 (select .cse2 (+ |c_~#unsigned_char_Array_0~0.offset| 1)))) (let ((.cse0 (mod .cse4 256))) (= .cse0 (mod (let ((.cse3 (+ |c_~#unsigned_char_Array_0~0.offset| 3))) (select (select (let ((.cse1 (store (store |c_#memory_int| |c_~#unsigned_long_int_Array_0~0.base| v_ArrVal_2676) |c_~#unsigned_char_Array_0~0.base| (store .cse2 .cse3 .cse4)))) (store .cse1 |c_~#unsigned_short_int_Array_0~0.base| (store (store (select .cse1 |c_~#unsigned_short_int_Array_0~0.base|) |~#unsigned_short_int_Array_0~0.offset| .cse0) (+ 2 |~#unsigned_short_int_Array_0~0.offset|) |ULTIMATE.start_step_#t~ite40#1|))) |c_~#unsigned_char_Array_0~0.base|) .cse3)) 256)))))) is different from false [2023-11-06 22:56:31,424 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:56:31,424 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1495895449] [2023-11-06 22:56:31,424 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 22:56:31,424 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1361099856] [2023-11-06 22:56:31,424 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1361099856] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-06 22:56:31,425 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2023-11-06 22:56:31,425 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2023-11-06 22:56:31,425 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1464502893] [2023-11-06 22:56:31,425 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2023-11-06 22:56:31,425 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2023-11-06 22:56:31,426 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:56:31,426 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2023-11-06 22:56:31,426 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=143, Unknown=2, NotChecked=50, Total=240 [2023-11-06 22:56:31,428 INFO L87 Difference]: Start difference. First operand 370 states and 449 transitions. Second operand has 11 states, 10 states have (on average 7.1) internal successors, (71), 10 states have internal predecessors, (71), 3 states have call successors, (15), 2 states have call predecessors, (15), 3 states have return successors, (15), 2 states have call predecessors, (15), 3 states have call successors, (15) [2023-11-06 22:56:32,367 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:56:32,367 INFO L93 Difference]: Finished difference Result 739 states and 894 transitions. [2023-11-06 22:56:32,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-11-06 22:56:32,368 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 7.1) internal successors, (71), 10 states have internal predecessors, (71), 3 states have call successors, (15), 2 states have call predecessors, (15), 3 states have return successors, (15), 2 states have call predecessors, (15), 3 states have call successors, (15) Word has length 137 [2023-11-06 22:56:32,369 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:56:32,370 INFO L225 Difference]: With dead ends: 739 [2023-11-06 22:56:32,370 INFO L226 Difference]: Without dead ends: 372 [2023-11-06 22:56:32,371 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 175 GetRequests, 154 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 65 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=108, Invalid=318, Unknown=2, NotChecked=78, Total=506 [2023-11-06 22:56:32,372 INFO L413 NwaCegarLoop]: 90 mSDtfsCounter, 212 mSDsluCounter, 484 mSDsCounter, 0 mSdLazyCounter, 581 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 213 SdHoareTripleChecker+Valid, 574 SdHoareTripleChecker+Invalid, 589 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 581 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2023-11-06 22:56:32,372 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [213 Valid, 574 Invalid, 589 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 581 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2023-11-06 22:56:32,374 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 372 states. [2023-11-06 22:56:32,395 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 372 to 338. [2023-11-06 22:56:32,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 338 states, 320 states have (on average 1.18125) internal successors, (378), 320 states have internal predecessors, (378), 15 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2023-11-06 22:56:32,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 338 states and 408 transitions. [2023-11-06 22:56:32,398 INFO L78 Accepts]: Start accepts. Automaton has 338 states and 408 transitions. Word has length 137 [2023-11-06 22:56:32,398 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:56:32,398 INFO L495 AbstractCegarLoop]: Abstraction has 338 states and 408 transitions. [2023-11-06 22:56:32,399 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 7.1) internal successors, (71), 10 states have internal predecessors, (71), 3 states have call successors, (15), 2 states have call predecessors, (15), 3 states have return successors, (15), 2 states have call predecessors, (15), 3 states have call successors, (15) [2023-11-06 22:56:32,399 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 408 transitions. [2023-11-06 22:56:32,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2023-11-06 22:56:32,401 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:56:32,401 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 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, 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, 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] [2023-11-06 22:56:32,415 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Forceful destruction successful, exit code 0 [2023-11-06 22:56:32,609 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25,27 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:56:32,609 INFO L420 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:56:32,610 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:56:32,610 INFO L85 PathProgramCache]: Analyzing trace with hash 1332948616, now seen corresponding path program 1 times [2023-11-06 22:56:32,610 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:56:32,610 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1398374592] [2023-11-06 22:56:32,610 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:56:32,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:56:32,649 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:56:32,650 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [159853425] [2023-11-06 22:56:32,650 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:56:32,650 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:56:32,650 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:56:32,651 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:56:32,673 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Waiting until timeout for monitored process [2023-11-06 22:56:33,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:56:33,147 INFO L262 TraceCheckSpWp]: Trace formula consists of 496 conjuncts, 38 conjunts are in the unsatisfiable core [2023-11-06 22:56:33,154 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:56:33,913 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2023-11-06 22:56:34,038 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-06 22:56:34,214 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2023-11-06 22:56:34,250 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-06 22:56:34,271 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 16 [2023-11-06 22:56:34,275 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-06 22:56:34,753 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 23 [2023-11-06 22:56:34,784 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2023-11-06 22:56:34,784 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:56:34,785 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:56:34,785 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1398374592] [2023-11-06 22:56:34,785 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 22:56:34,785 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [159853425] [2023-11-06 22:56:34,785 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [159853425] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:56:34,785 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:56:34,786 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2023-11-06 22:56:34,786 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2075289577] [2023-11-06 22:56:34,786 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:56:34,786 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2023-11-06 22:56:34,787 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:56:34,787 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2023-11-06 22:56:34,788 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=102, Unknown=0, NotChecked=0, Total=132 [2023-11-06 22:56:34,788 INFO L87 Difference]: Start difference. First operand 338 states and 408 transitions. Second operand has 12 states, 12 states have (on average 5.583333333333333) internal successors, (67), 11 states have internal predecessors, (67), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-06 22:56:36,453 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:56:36,453 INFO L93 Difference]: Finished difference Result 729 states and 882 transitions. [2023-11-06 22:56:36,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-11-06 22:56:36,454 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 5.583333333333333) internal successors, (67), 11 states have internal predecessors, (67), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 139 [2023-11-06 22:56:36,455 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:56:36,457 INFO L225 Difference]: With dead ends: 729 [2023-11-06 22:56:36,458 INFO L226 Difference]: Without dead ends: 394 [2023-11-06 22:56:36,459 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 148 GetRequests, 128 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 38 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=157, Invalid=305, Unknown=0, NotChecked=0, Total=462 [2023-11-06 22:56:36,478 INFO L413 NwaCegarLoop]: 107 mSDtfsCounter, 435 mSDsluCounter, 482 mSDsCounter, 0 mSdLazyCounter, 642 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 435 SdHoareTripleChecker+Valid, 589 SdHoareTripleChecker+Invalid, 642 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 642 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2023-11-06 22:56:36,479 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [435 Valid, 589 Invalid, 642 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 642 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2023-11-06 22:56:36,480 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 394 states. [2023-11-06 22:56:36,510 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 394 to 351. [2023-11-06 22:56:36,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 351 states, 333 states have (on average 1.1861861861861862) internal successors, (395), 333 states have internal predecessors, (395), 15 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2023-11-06 22:56:36,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 351 states and 425 transitions. [2023-11-06 22:56:36,513 INFO L78 Accepts]: Start accepts. Automaton has 351 states and 425 transitions. Word has length 139 [2023-11-06 22:56:36,514 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:56:36,514 INFO L495 AbstractCegarLoop]: Abstraction has 351 states and 425 transitions. [2023-11-06 22:56:36,514 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 5.583333333333333) internal successors, (67), 11 states have internal predecessors, (67), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-06 22:56:36,515 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 425 transitions. [2023-11-06 22:56:36,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2023-11-06 22:56:36,516 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:56:36,517 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 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, 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, 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] [2023-11-06 22:56:36,531 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Forceful destruction successful, exit code 0 [2023-11-06 22:56:36,725 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26,28 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:56:36,725 INFO L420 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:56:36,726 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:56:36,726 INFO L85 PathProgramCache]: Analyzing trace with hash 2013006986, now seen corresponding path program 1 times [2023-11-06 22:56:36,726 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:56:36,726 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1590348130] [2023-11-06 22:56:36,726 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:56:36,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:56:36,765 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:56:36,765 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [29844348] [2023-11-06 22:56:36,766 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:56:36,766 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:56:36,766 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:56:36,767 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:56:36,781 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (29)] Waiting until timeout for monitored process [2023-11-06 22:56:38,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:56:38,076 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 22:56:38,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:56:39,055 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 22:56:39,055 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-06 22:56:39,056 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-06 22:56:39,081 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (29)] Forceful destruction successful, exit code 0 [2023-11-06 22:56:39,270 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 29 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable27 [2023-11-06 22:56:39,276 INFO L445 BasicCegarLoop]: Path program histogram: [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] [2023-11-06 22:56:39,281 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-06 22:56:39,450 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.11 10:56:39 BoogieIcfgContainer [2023-11-06 22:56:39,451 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-06 22:56:39,451 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-06 22:56:39,451 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-06 22:56:39,452 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-06 22:56:39,452 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:55:12" (3/4) ... [2023-11-06 22:56:39,455 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-06 22:56:39,456 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-06 22:56:39,457 INFO L158 Benchmark]: Toolchain (without parser) took 88369.51ms. Allocated memory was 146.8MB in the beginning and 308.3MB in the end (delta: 161.5MB). Free memory was 114.1MB in the beginning and 198.1MB in the end (delta: -83.9MB). Peak memory consumption was 79.9MB. Max. memory is 16.1GB. [2023-11-06 22:56:39,458 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 146.8MB. Free memory is still 102.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 22:56:39,458 INFO L158 Benchmark]: CACSL2BoogieTranslator took 447.19ms. Allocated memory is still 146.8MB. Free memory was 113.9MB in the beginning and 98.4MB in the end (delta: 15.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-06 22:56:39,459 INFO L158 Benchmark]: Boogie Procedure Inliner took 103.45ms. Allocated memory is still 146.8MB. Free memory was 98.4MB in the beginning and 93.9MB in the end (delta: 4.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-06 22:56:39,459 INFO L158 Benchmark]: Boogie Preprocessor took 85.44ms. Allocated memory is still 146.8MB. Free memory was 93.9MB in the beginning and 90.6MB in the end (delta: 3.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-06 22:56:39,459 INFO L158 Benchmark]: RCFGBuilder took 955.17ms. Allocated memory was 146.8MB in the beginning and 176.2MB in the end (delta: 29.4MB). Free memory was 90.6MB in the beginning and 133.4MB in the end (delta: -42.8MB). Peak memory consumption was 28.5MB. Max. memory is 16.1GB. [2023-11-06 22:56:39,460 INFO L158 Benchmark]: TraceAbstraction took 86758.96ms. Allocated memory was 176.2MB in the beginning and 308.3MB in the end (delta: 132.1MB). Free memory was 132.5MB in the beginning and 198.1MB in the end (delta: -65.6MB). Peak memory consumption was 66.1MB. Max. memory is 16.1GB. [2023-11-06 22:56:39,460 INFO L158 Benchmark]: Witness Printer took 5.39ms. Allocated memory is still 308.3MB. Free memory is still 198.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 22:56:39,463 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 146.8MB. Free memory is still 102.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 447.19ms. Allocated memory is still 146.8MB. Free memory was 113.9MB in the beginning and 98.4MB in the end (delta: 15.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 103.45ms. Allocated memory is still 146.8MB. Free memory was 98.4MB in the beginning and 93.9MB in the end (delta: 4.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 85.44ms. Allocated memory is still 146.8MB. Free memory was 93.9MB in the beginning and 90.6MB in the end (delta: 3.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 955.17ms. Allocated memory was 146.8MB in the beginning and 176.2MB in the end (delta: 29.4MB). Free memory was 90.6MB in the beginning and 133.4MB in the end (delta: -42.8MB). Peak memory consumption was 28.5MB. Max. memory is 16.1GB. * TraceAbstraction took 86758.96ms. Allocated memory was 176.2MB in the beginning and 308.3MB in the end (delta: 132.1MB). Free memory was 132.5MB in the beginning and 198.1MB in the end (delta: -65.6MB). Peak memory consumption was 66.1MB. Max. memory is 16.1GB. * Witness Printer took 5.39ms. Allocated memory is still 308.3MB. Free memory is still 198.1MB. There was no memory consumed. 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 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 93. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22-L24] float float_Array_0[2][2] = { {99.6, 127.5}, {256.5, 16.5} }; [L25-L27] signed short int signed_short_int_Array_0[1] = { -25 }; [L28-L30] unsigned char unsigned_char_Array_0[2][2] = { {4, 8}, {4, 0} }; [L31-L33] unsigned long int unsigned_long_int_Array_0[2] = { 10, 4288034294 }; [L34-L36] unsigned short int unsigned_short_int_Array_0[2] = { 4, 5 }; [L37] unsigned char last_1_unsigned_char_Array_0_1__1_ = 0; [L38] unsigned long int last_1_unsigned_long_int_Array_0_0_ = 10; VAL [float_Array_0={4:0}, isInitial=0, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L97] isInitial = 1 [L98] FCALL initially() [L99] COND TRUE 1 [L100] CALL updateLastVariables() [L89] EXPR unsigned_char_Array_0[1][1] [L89] last_1_unsigned_char_Array_0_1__1_ = unsigned_char_Array_0[1][1] [L90] EXPR unsigned_long_int_Array_0[0] [L90] last_1_unsigned_long_int_Array_0_0_ = unsigned_long_int_Array_0[0] [L100] RET updateLastVariables() [L101] CALL updateVariables() [L64] float_Array_0[0][0] = __VERIFIER_nondet_float() [L65] EXPR float_Array_0[0][0] [L65] EXPR float_Array_0[0][0] >= -922337.2036854776000e+13F && float_Array_0[0][0] <= -1.0e-20F [L65] EXPR float_Array_0[0][0] [L65] EXPR float_Array_0[0][0] >= -922337.2036854776000e+13F && float_Array_0[0][0] <= -1.0e-20F VAL [float_Array_0={4:0}, float_Array_0[0][0]=10, float_Array_0[0][0]=10, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L65] EXPR (float_Array_0[0][0] >= -922337.2036854776000e+13F && float_Array_0[0][0] <= -1.0e-20F) || (float_Array_0[0][0] <= 9223372.036854776000e+12F && float_Array_0[0][0] >= 1.0e-20F ) VAL [(float_Array_0[0][0] >= -922337.2036854776000e+13F && float_Array_0[0][0] <= -1.0e-20F) || (float_Array_0[0][0] <= 9223372.036854776000e+12F && float_Array_0[0][0] >= 1.0e-20F )=1, float_Array_0={4:0}, float_Array_0[0][0] >= -922337.2036854776000e+13F && float_Array_0[0][0] <= -1.0e-20F=1, float_Array_0[0][0]=10, float_Array_0[0][0]=10, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L65] CALL assume_abort_if_not((float_Array_0[0][0] >= -922337.2036854776000e+13F && float_Array_0[0][0] <= -1.0e-20F) || (float_Array_0[0][0] <= 9223372.036854776000e+12F && float_Array_0[0][0] >= 1.0e-20F )) VAL [\old(cond)=1, float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L65] RET assume_abort_if_not((float_Array_0[0][0] >= -922337.2036854776000e+13F && float_Array_0[0][0] <= -1.0e-20F) || (float_Array_0[0][0] <= 9223372.036854776000e+12F && float_Array_0[0][0] >= 1.0e-20F )) VAL [(float_Array_0[0][0] >= -922337.2036854776000e+13F && float_Array_0[0][0] <= -1.0e-20F) || (float_Array_0[0][0] <= 9223372.036854776000e+12F && float_Array_0[0][0] >= 1.0e-20F )=1, float_Array_0={4:0}, float_Array_0[0][0] >= -922337.2036854776000e+13F && float_Array_0[0][0] <= -1.0e-20F=1, float_Array_0[0][0]=10, float_Array_0[0][0]=10, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L66] float_Array_0[1][0] = __VERIFIER_nondet_float() [L67] EXPR float_Array_0[1][0] [L67] EXPR float_Array_0[1][0] >= -922337.2036854776000e+13F && float_Array_0[1][0] <= -1.0e-20F [L67] EXPR float_Array_0[1][0] [L67] EXPR float_Array_0[1][0] >= -922337.2036854776000e+13F && float_Array_0[1][0] <= -1.0e-20F VAL [float_Array_0={4:0}, float_Array_0[1][0]=9, float_Array_0[1][0]=9, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L67] EXPR (float_Array_0[1][0] >= -922337.2036854776000e+13F && float_Array_0[1][0] <= -1.0e-20F) || (float_Array_0[1][0] <= 9223372.036854776000e+12F && float_Array_0[1][0] >= 1.0e-20F ) VAL [(float_Array_0[1][0] >= -922337.2036854776000e+13F && float_Array_0[1][0] <= -1.0e-20F) || (float_Array_0[1][0] <= 9223372.036854776000e+12F && float_Array_0[1][0] >= 1.0e-20F )=1, float_Array_0={4:0}, float_Array_0[1][0] >= -922337.2036854776000e+13F && float_Array_0[1][0] <= -1.0e-20F=1, float_Array_0[1][0]=9, float_Array_0[1][0]=9, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L67] CALL assume_abort_if_not((float_Array_0[1][0] >= -922337.2036854776000e+13F && float_Array_0[1][0] <= -1.0e-20F) || (float_Array_0[1][0] <= 9223372.036854776000e+12F && float_Array_0[1][0] >= 1.0e-20F )) VAL [\old(cond)=1, float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L67] RET assume_abort_if_not((float_Array_0[1][0] >= -922337.2036854776000e+13F && float_Array_0[1][0] <= -1.0e-20F) || (float_Array_0[1][0] <= 9223372.036854776000e+12F && float_Array_0[1][0] >= 1.0e-20F )) VAL [(float_Array_0[1][0] >= -922337.2036854776000e+13F && float_Array_0[1][0] <= -1.0e-20F) || (float_Array_0[1][0] <= 9223372.036854776000e+12F && float_Array_0[1][0] >= 1.0e-20F )=1, float_Array_0={4:0}, float_Array_0[1][0] >= -922337.2036854776000e+13F && float_Array_0[1][0] <= -1.0e-20F=1, float_Array_0[1][0]=9, float_Array_0[1][0]=9, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L68] EXPR float_Array_0[1][0] VAL [float_Array_0={4:0}, float_Array_0[1][0]=9, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L68] CALL assume_abort_if_not(float_Array_0[1][0] != 0.0F) VAL [\old(cond)=1, float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L68] RET assume_abort_if_not(float_Array_0[1][0] != 0.0F) VAL [float_Array_0={4:0}, float_Array_0[1][0]=9, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L69] float_Array_0[0][1] = __VERIFIER_nondet_float() [L70] EXPR float_Array_0[0][1] [L70] EXPR float_Array_0[0][1] >= -922337.2036854776000e+13F && float_Array_0[0][1] <= -1.0e-20F [L70] EXPR float_Array_0[0][1] [L70] EXPR float_Array_0[0][1] >= -922337.2036854776000e+13F && float_Array_0[0][1] <= -1.0e-20F VAL [float_Array_0={4:0}, float_Array_0[0][1]=2, float_Array_0[0][1]=2, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L70] EXPR (float_Array_0[0][1] >= -922337.2036854776000e+13F && float_Array_0[0][1] <= -1.0e-20F) || (float_Array_0[0][1] <= 9223372.036854776000e+12F && float_Array_0[0][1] >= 1.0e-20F ) VAL [(float_Array_0[0][1] >= -922337.2036854776000e+13F && float_Array_0[0][1] <= -1.0e-20F) || (float_Array_0[0][1] <= 9223372.036854776000e+12F && float_Array_0[0][1] >= 1.0e-20F )=1, float_Array_0={4:0}, float_Array_0[0][1] >= -922337.2036854776000e+13F && float_Array_0[0][1] <= -1.0e-20F=1, float_Array_0[0][1]=2, float_Array_0[0][1]=2, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L70] CALL assume_abort_if_not((float_Array_0[0][1] >= -922337.2036854776000e+13F && float_Array_0[0][1] <= -1.0e-20F) || (float_Array_0[0][1] <= 9223372.036854776000e+12F && float_Array_0[0][1] >= 1.0e-20F )) VAL [\old(cond)=1, float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L70] RET assume_abort_if_not((float_Array_0[0][1] >= -922337.2036854776000e+13F && float_Array_0[0][1] <= -1.0e-20F) || (float_Array_0[0][1] <= 9223372.036854776000e+12F && float_Array_0[0][1] >= 1.0e-20F )) VAL [(float_Array_0[0][1] >= -922337.2036854776000e+13F && float_Array_0[0][1] <= -1.0e-20F) || (float_Array_0[0][1] <= 9223372.036854776000e+12F && float_Array_0[0][1] >= 1.0e-20F )=1, float_Array_0={4:0}, float_Array_0[0][1] >= -922337.2036854776000e+13F && float_Array_0[0][1] <= -1.0e-20F=1, float_Array_0[0][1]=2, float_Array_0[0][1]=2, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L71] float_Array_0[1][1] = __VERIFIER_nondet_float() [L72] EXPR float_Array_0[1][1] [L72] EXPR float_Array_0[1][1] >= -922337.2036854776000e+13F && float_Array_0[1][1] <= -1.0e-20F [L72] EXPR float_Array_0[1][1] [L72] EXPR float_Array_0[1][1] >= -922337.2036854776000e+13F && float_Array_0[1][1] <= -1.0e-20F VAL [float_Array_0={4:0}, float_Array_0[1][1]=11, float_Array_0[1][1]=11, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L72] EXPR (float_Array_0[1][1] >= -922337.2036854776000e+13F && float_Array_0[1][1] <= -1.0e-20F) || (float_Array_0[1][1] <= 9223372.036854776000e+12F && float_Array_0[1][1] >= 1.0e-20F ) VAL [(float_Array_0[1][1] >= -922337.2036854776000e+13F && float_Array_0[1][1] <= -1.0e-20F) || (float_Array_0[1][1] <= 9223372.036854776000e+12F && float_Array_0[1][1] >= 1.0e-20F )=1, float_Array_0={4:0}, float_Array_0[1][1] >= -922337.2036854776000e+13F && float_Array_0[1][1] <= -1.0e-20F=1, float_Array_0[1][1]=11, float_Array_0[1][1]=11, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L72] CALL assume_abort_if_not((float_Array_0[1][1] >= -922337.2036854776000e+13F && float_Array_0[1][1] <= -1.0e-20F) || (float_Array_0[1][1] <= 9223372.036854776000e+12F && float_Array_0[1][1] >= 1.0e-20F )) VAL [\old(cond)=1, float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L72] RET assume_abort_if_not((float_Array_0[1][1] >= -922337.2036854776000e+13F && float_Array_0[1][1] <= -1.0e-20F) || (float_Array_0[1][1] <= 9223372.036854776000e+12F && float_Array_0[1][1] >= 1.0e-20F )) VAL [(float_Array_0[1][1] >= -922337.2036854776000e+13F && float_Array_0[1][1] <= -1.0e-20F) || (float_Array_0[1][1] <= 9223372.036854776000e+12F && float_Array_0[1][1] >= 1.0e-20F )=1, float_Array_0={4:0}, float_Array_0[1][1] >= -922337.2036854776000e+13F && float_Array_0[1][1] <= -1.0e-20F=1, float_Array_0[1][1]=11, float_Array_0[1][1]=11, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L73] EXPR float_Array_0[1][1] VAL [float_Array_0={4:0}, float_Array_0[1][1]=11, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L73] CALL assume_abort_if_not(float_Array_0[1][1] != 0.0F) VAL [\old(cond)=1, float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L73] RET assume_abort_if_not(float_Array_0[1][1] != 0.0F) VAL [float_Array_0={4:0}, float_Array_0[1][1]=11, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L74] signed_short_int_Array_0[0] = __VERIFIER_nondet_short() [L75] EXPR signed_short_int_Array_0[0] VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, signed_short_int_Array_0[0]=-24, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L75] CALL assume_abort_if_not(signed_short_int_Array_0[0] >= -32768) VAL [\old(cond)=1, float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L75] RET assume_abort_if_not(signed_short_int_Array_0[0] >= -32768) VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, signed_short_int_Array_0[0]=-24, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L76] EXPR signed_short_int_Array_0[0] VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, signed_short_int_Array_0[0]=-24, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L76] CALL assume_abort_if_not(signed_short_int_Array_0[0] <= 32767) VAL [\old(cond)=1, float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L76] RET assume_abort_if_not(signed_short_int_Array_0[0] <= 32767) VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, signed_short_int_Array_0[0]=-24, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L77] EXPR signed_short_int_Array_0[0] VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, signed_short_int_Array_0[0]=-24, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L77] CALL assume_abort_if_not(signed_short_int_Array_0[0] != 0) VAL [\old(cond)=1, float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L77] RET assume_abort_if_not(signed_short_int_Array_0[0] != 0) VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, signed_short_int_Array_0[0]=-24, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L78] unsigned_char_Array_0[1][0] = __VERIFIER_nondet_uchar() [L79] EXPR unsigned_char_Array_0[1][0] VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_char_Array_0[1][0]=11, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L79] CALL assume_abort_if_not(unsigned_char_Array_0[1][0] >= 0) VAL [\old(cond)=1, float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L79] RET assume_abort_if_not(unsigned_char_Array_0[1][0] >= 0) VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_char_Array_0[1][0]=11, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L80] EXPR unsigned_char_Array_0[1][0] VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_char_Array_0[1][0]=11, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L80] CALL assume_abort_if_not(unsigned_char_Array_0[1][0] <= 254) VAL [\old(cond)=1, float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L80] RET assume_abort_if_not(unsigned_char_Array_0[1][0] <= 254) VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_char_Array_0[1][0]=11, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L81] unsigned_char_Array_0[0][1] = __VERIFIER_nondet_uchar() [L82] EXPR unsigned_char_Array_0[0][1] VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_char_Array_0[0][1]=265, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L82] CALL assume_abort_if_not(unsigned_char_Array_0[0][1] >= 0) VAL [\old(cond)=1, float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L82] RET assume_abort_if_not(unsigned_char_Array_0[0][1] >= 0) VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_char_Array_0[0][1]=265, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L83] EXPR unsigned_char_Array_0[0][1] VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_char_Array_0[0][1]=265, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L83] CALL assume_abort_if_not(unsigned_char_Array_0[0][1] <= 254) VAL [\old(cond)=1, float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L83] RET assume_abort_if_not(unsigned_char_Array_0[0][1] <= 254) VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_char_Array_0[0][1]=265, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L84] unsigned_long_int_Array_0[1] = __VERIFIER_nondet_ulong() [L85] EXPR unsigned_long_int_Array_0[1] VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_long_int_Array_0[1]=-4294967298, unsigned_short_int_Array_0={8:0}] [L85] CALL assume_abort_if_not(unsigned_long_int_Array_0[1] >= 2147483647) VAL [\old(cond)=1, float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L85] RET assume_abort_if_not(unsigned_long_int_Array_0[1] >= 2147483647) VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_long_int_Array_0[1]=-4294967298, unsigned_short_int_Array_0={8:0}] [L86] EXPR unsigned_long_int_Array_0[1] VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_long_int_Array_0[1]=-4294967298, unsigned_short_int_Array_0={8:0}] [L86] CALL assume_abort_if_not(unsigned_long_int_Array_0[1] <= 4294967294) VAL [\old(cond)=1, float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L86] RET assume_abort_if_not(unsigned_long_int_Array_0[1] <= 4294967294) VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_long_int_Array_0[1]=-4294967298, unsigned_short_int_Array_0={8:0}] [L101] RET updateVariables() [L102] CALL step() [L42] EXPR signed_short_int_Array_0[0] [L42] unsigned long int stepLocal_2 = last_1_unsigned_long_int_Array_0_0_ / signed_short_int_Array_0[0]; [L43] COND TRUE stepLocal_2 != (last_1_unsigned_char_Array_0_1__1_ - 64) [L44] EXPR unsigned_char_Array_0[1][0] [L44] EXPR unsigned_char_Array_0[0][1] VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, stepLocal_2=0, unsigned_char_Array_0={6:0}, unsigned_char_Array_0[0][1]=265, unsigned_char_Array_0[1][0]=11, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L44] EXPR ((unsigned_char_Array_0[1][0]) > (unsigned_char_Array_0[0][1])) ? (unsigned_char_Array_0[1][0]) : (unsigned_char_Array_0[0][1]) [L44] EXPR unsigned_char_Array_0[1][0] [L44] EXPR ((unsigned_char_Array_0[1][0]) > (unsigned_char_Array_0[0][1])) ? (unsigned_char_Array_0[1][0]) : (unsigned_char_Array_0[0][1]) VAL [((unsigned_char_Array_0[1][0]) > (unsigned_char_Array_0[0][1])) ? (unsigned_char_Array_0[1][0]) : (unsigned_char_Array_0[0][1])=11, float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, stepLocal_2=0, unsigned_char_Array_0={6:0}, unsigned_char_Array_0[0][1]=265, unsigned_char_Array_0[1][0]=11, unsigned_char_Array_0[1][0]=11, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L44] unsigned_char_Array_0[0][0] = ((((unsigned_char_Array_0[1][0]) > (unsigned_char_Array_0[0][1])) ? (unsigned_char_Array_0[1][0]) : (unsigned_char_Array_0[0][1]))) [L48] EXPR float_Array_0[0][0] [L48] EXPR float_Array_0[0][1] [L48] EXPR float_Array_0[1][1] [L48] EXPR float_Array_0[1][0] VAL [float_Array_0={4:0}, float_Array_0[0][0]=10, float_Array_0[0][1]=2, float_Array_0[1][0]=9, float_Array_0[1][1]=11, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, stepLocal_2=0, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L48] EXPR ((float_Array_0[1][1]) < (float_Array_0[1][0])) ? (float_Array_0[1][1]) : (float_Array_0[1][0]) [L48] EXPR float_Array_0[1][1] [L48] EXPR ((float_Array_0[1][1]) < (float_Array_0[1][0])) ? (float_Array_0[1][1]) : (float_Array_0[1][0]) VAL [((float_Array_0[1][1]) < (float_Array_0[1][0])) ? (float_Array_0[1][1]) : (float_Array_0[1][0])=11, float_Array_0={4:0}, float_Array_0[0][0]=10, float_Array_0[0][1]=2, float_Array_0[1][0]=9, float_Array_0[1][1]=11, float_Array_0[1][1]=11, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, stepLocal_2=0, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L48] COND FALSE !((- (float_Array_0[0][0] / 0.6f)) > ((float_Array_0[0][1] + 3.25f) / ((((float_Array_0[1][1]) < (float_Array_0[1][0])) ? (float_Array_0[1][1]) : (float_Array_0[1][0]))))) [L51] EXPR unsigned_long_int_Array_0[1] [L51] EXPR unsigned_char_Array_0[1][0] [L51] unsigned_long_int_Array_0[0] = (unsigned_long_int_Array_0[1] - unsigned_char_Array_0[1][0]) [L53] EXPR unsigned_char_Array_0[0][1] [L53] unsigned_char_Array_0[1][1] = unsigned_char_Array_0[0][1] [L54] EXPR unsigned_char_Array_0[1][1] [L54] unsigned_short_int_Array_0[0] = unsigned_char_Array_0[1][1] [L55] EXPR signed_short_int_Array_0[0] [L55] signed long int stepLocal_1 = - signed_short_int_Array_0[0]; [L56] EXPR unsigned_short_int_Array_0[0] [L56] EXPR signed_short_int_Array_0[0] [L56] signed long int stepLocal_0 = unsigned_short_int_Array_0[0] / signed_short_int_Array_0[0]; [L57] EXPR unsigned_short_int_Array_0[0] VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, stepLocal_0=0, stepLocal_1=24, stepLocal_2=0, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0[0]=9] [L57] COND FALSE !(stepLocal_0 >= unsigned_short_int_Array_0[0]) [L102] RET step() [L103] CALL, EXPR property() [L93] EXPR unsigned_short_int_Array_0[0] [L93] EXPR signed_short_int_Array_0[0] [L93] EXPR unsigned_short_int_Array_0[0] VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, signed_short_int_Array_0[0]=-24, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0[0]=9, unsigned_short_int_Array_0[0]=9] [L93] EXPR ((unsigned_short_int_Array_0[0] / signed_short_int_Array_0[0]) >= unsigned_short_int_Array_0[0]) ? (((- signed_short_int_Array_0[0]) > unsigned_short_int_Array_0[0]) ? (unsigned_short_int_Array_0[1] == ((unsigned short int) ((((unsigned_char_Array_0[0][0]) < (unsigned_char_Array_0[1][1])) ? (unsigned_char_Array_0[0][0]) : (unsigned_char_Array_0[1][1]))))) : 1) : 1 VAL [((unsigned_short_int_Array_0[0] / signed_short_int_Array_0[0]) >= unsigned_short_int_Array_0[0]) ? (((- signed_short_int_Array_0[0]) > unsigned_short_int_Array_0[0]) ? (unsigned_short_int_Array_0[1] == ((unsigned short int) ((((unsigned_char_Array_0[0][0]) < (unsigned_char_Array_0[1][1])) ? (unsigned_char_Array_0[0][0]) : (unsigned_char_Array_0[1][1]))))) : 1) : 1=1, float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, signed_short_int_Array_0[0]=-24, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0[0]=9, unsigned_short_int_Array_0[0]=9] [L93] EXPR (((unsigned_short_int_Array_0[0] / signed_short_int_Array_0[0]) >= unsigned_short_int_Array_0[0]) ? (((- signed_short_int_Array_0[0]) > unsigned_short_int_Array_0[0]) ? (unsigned_short_int_Array_0[1] == ((unsigned short int) ((((unsigned_char_Array_0[0][0]) < (unsigned_char_Array_0[1][1])) ? (unsigned_char_Array_0[0][0]) : (unsigned_char_Array_0[1][1]))))) : 1) : 1) && (unsigned_short_int_Array_0[0] == ((unsigned short int) unsigned_char_Array_0[1][1])) [L93] EXPR unsigned_short_int_Array_0[0] [L93] EXPR unsigned_char_Array_0[1][1] [L93] EXPR (((unsigned_short_int_Array_0[0] / signed_short_int_Array_0[0]) >= unsigned_short_int_Array_0[0]) ? (((- signed_short_int_Array_0[0]) > unsigned_short_int_Array_0[0]) ? (unsigned_short_int_Array_0[1] == ((unsigned short int) ((((unsigned_char_Array_0[0][0]) < (unsigned_char_Array_0[1][1])) ? (unsigned_char_Array_0[0][0]) : (unsigned_char_Array_0[1][1]))))) : 1) : 1) && (unsigned_short_int_Array_0[0] == ((unsigned short int) unsigned_char_Array_0[1][1])) VAL [(((unsigned_short_int_Array_0[0] / signed_short_int_Array_0[0]) >= unsigned_short_int_Array_0[0]) ? (((- signed_short_int_Array_0[0]) > unsigned_short_int_Array_0[0]) ? (unsigned_short_int_Array_0[1] == ((unsigned short int) ((((unsigned_char_Array_0[0][0]) < (unsigned_char_Array_0[1][1])) ? (unsigned_char_Array_0[0][0]) : (unsigned_char_Array_0[1][1]))))) : 1) : 1) && (unsigned_short_int_Array_0[0] == ((unsigned short int) unsigned_char_Array_0[1][1]))=1, ((unsigned_short_int_Array_0[0] / signed_short_int_Array_0[0]) >= unsigned_short_int_Array_0[0]) ? (((- signed_short_int_Array_0[0]) > unsigned_short_int_Array_0[0]) ? (unsigned_short_int_Array_0[1] == ((unsigned short int) ((((unsigned_char_Array_0[0][0]) < (unsigned_char_Array_0[1][1])) ? (unsigned_char_Array_0[0][0]) : (unsigned_char_Array_0[1][1]))))) : 1) : 1=1, float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, signed_short_int_Array_0[0]=-24, unsigned_char_Array_0={6:0}, unsigned_char_Array_0[1][1]=265, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0[0]=9, unsigned_short_int_Array_0[0]=9, unsigned_short_int_Array_0[0]=9] [L93] EXPR ((((unsigned_short_int_Array_0[0] / signed_short_int_Array_0[0]) >= unsigned_short_int_Array_0[0]) ? (((- signed_short_int_Array_0[0]) > unsigned_short_int_Array_0[0]) ? (unsigned_short_int_Array_0[1] == ((unsigned short int) ((((unsigned_char_Array_0[0][0]) < (unsigned_char_Array_0[1][1])) ? (unsigned_char_Array_0[0][0]) : (unsigned_char_Array_0[1][1]))))) : 1) : 1) && (unsigned_short_int_Array_0[0] == ((unsigned short int) unsigned_char_Array_0[1][1]))) && (((last_1_unsigned_long_int_Array_0_0_ / signed_short_int_Array_0[0]) != (last_1_unsigned_char_Array_0_1__1_ - 64)) ? (unsigned_char_Array_0[0][0] == ((unsigned char) ((((unsigned_char_Array_0[1][0]) > (unsigned_char_Array_0[0][1])) ? (unsigned_char_Array_0[1][0]) : (unsigned_char_Array_0[0][1]))))) : (unsigned_char_Array_0[0][0] == ((unsigned char) ((((unsigned_char_Array_0[0][1]) < (unsigned_char_Array_0[1][0])) ? (unsigned_char_Array_0[0][1]) : (unsigned_char_Array_0[1][0])))))) [L93] EXPR signed_short_int_Array_0[0] VAL [((((unsigned_short_int_Array_0[0] / signed_short_int_Array_0[0]) >= unsigned_short_int_Array_0[0]) ? (((- signed_short_int_Array_0[0]) > unsigned_short_int_Array_0[0]) ? (unsigned_short_int_Array_0[1] == ((unsigned short int) ((((unsigned_char_Array_0[0][0]) < (unsigned_char_Array_0[1][1])) ? (unsigned_char_Array_0[0][0]) : (unsigned_char_Array_0[1][1]))))) : 1) : 1) && (unsigned_short_int_Array_0[0] == ((unsigned short int) unsigned_char_Array_0[1][1]))) && (((last_1_unsigned_long_int_Array_0_0_ / signed_short_int_Array_0[0]) != (last_1_unsigned_char_Array_0_1__1_ - 64)) ? (unsigned_char_Array_0[0][0] == ((unsigned char) ((((unsigned_char_Array_0[1][0]) > (unsigned_char_Array_0[0][1])) ? (unsigned_char_Array_0[1][0]) : (unsigned_char_Array_0[0][1]))))) : (unsigned_char_Array_0[0][0] == ((unsigned char) ((((unsigned_char_Array_0[0][1]) < (unsigned_char_Array_0[1][0])) ? (unsigned_char_Array_0[0][1]) : (unsigned_char_Array_0[1][0]))))))=1, (((unsigned_short_int_Array_0[0] / signed_short_int_Array_0[0]) >= unsigned_short_int_Array_0[0]) ? (((- signed_short_int_Array_0[0]) > unsigned_short_int_Array_0[0]) ? (unsigned_short_int_Array_0[1] == ((unsigned short int) ((((unsigned_char_Array_0[0][0]) < (unsigned_char_Array_0[1][1])) ? (unsigned_char_Array_0[0][0]) : (unsigned_char_Array_0[1][1]))))) : 1) : 1) && (unsigned_short_int_Array_0[0] == ((unsigned short int) unsigned_char_Array_0[1][1]))=1, ((unsigned_short_int_Array_0[0] / signed_short_int_Array_0[0]) >= unsigned_short_int_Array_0[0]) ? (((- signed_short_int_Array_0[0]) > unsigned_short_int_Array_0[0]) ? (unsigned_short_int_Array_0[1] == ((unsigned short int) ((((unsigned_char_Array_0[0][0]) < (unsigned_char_Array_0[1][1])) ? (unsigned_char_Array_0[0][0]) : (unsigned_char_Array_0[1][1]))))) : 1) : 1=1, float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, signed_short_int_Array_0[0]=-24, signed_short_int_Array_0[0]=-24, unsigned_char_Array_0={6:0}, unsigned_char_Array_0[1][1]=265, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0[0]=9, unsigned_short_int_Array_0[0]=9, unsigned_short_int_Array_0[0]=9] [L93] EXPR ((last_1_unsigned_long_int_Array_0_0_ / signed_short_int_Array_0[0]) != (last_1_unsigned_char_Array_0_1__1_ - 64)) ? (unsigned_char_Array_0[0][0] == ((unsigned char) ((((unsigned_char_Array_0[1][0]) > (unsigned_char_Array_0[0][1])) ? (unsigned_char_Array_0[1][0]) : (unsigned_char_Array_0[0][1]))))) : (unsigned_char_Array_0[0][0] == ((unsigned char) ((((unsigned_char_Array_0[0][1]) < (unsigned_char_Array_0[1][0])) ? (unsigned_char_Array_0[0][1]) : (unsigned_char_Array_0[1][0]))))) [L93] EXPR unsigned_char_Array_0[0][0] [L93] EXPR unsigned_char_Array_0[1][0] [L93] EXPR unsigned_char_Array_0[0][1] VAL [((((unsigned_short_int_Array_0[0] / signed_short_int_Array_0[0]) >= unsigned_short_int_Array_0[0]) ? (((- signed_short_int_Array_0[0]) > unsigned_short_int_Array_0[0]) ? (unsigned_short_int_Array_0[1] == ((unsigned short int) ((((unsigned_char_Array_0[0][0]) < (unsigned_char_Array_0[1][1])) ? (unsigned_char_Array_0[0][0]) : (unsigned_char_Array_0[1][1]))))) : 1) : 1) && (unsigned_short_int_Array_0[0] == ((unsigned short int) unsigned_char_Array_0[1][1]))) && (((last_1_unsigned_long_int_Array_0_0_ / signed_short_int_Array_0[0]) != (last_1_unsigned_char_Array_0_1__1_ - 64)) ? (unsigned_char_Array_0[0][0] == ((unsigned char) ((((unsigned_char_Array_0[1][0]) > (unsigned_char_Array_0[0][1])) ? (unsigned_char_Array_0[1][0]) : (unsigned_char_Array_0[0][1]))))) : (unsigned_char_Array_0[0][0] == ((unsigned char) ((((unsigned_char_Array_0[0][1]) < (unsigned_char_Array_0[1][0])) ? (unsigned_char_Array_0[0][1]) : (unsigned_char_Array_0[1][0]))))))=1, (((unsigned_short_int_Array_0[0] / signed_short_int_Array_0[0]) >= unsigned_short_int_Array_0[0]) ? (((- signed_short_int_Array_0[0]) > unsigned_short_int_Array_0[0]) ? (unsigned_short_int_Array_0[1] == ((unsigned short int) ((((unsigned_char_Array_0[0][0]) < (unsigned_char_Array_0[1][1])) ? (unsigned_char_Array_0[0][0]) : (unsigned_char_Array_0[1][1]))))) : 1) : 1) && (unsigned_short_int_Array_0[0] == ((unsigned short int) unsigned_char_Array_0[1][1]))=1, ((unsigned_short_int_Array_0[0] / signed_short_int_Array_0[0]) >= unsigned_short_int_Array_0[0]) ? (((- signed_short_int_Array_0[0]) > unsigned_short_int_Array_0[0]) ? (unsigned_short_int_Array_0[1] == ((unsigned short int) ((((unsigned_char_Array_0[0][0]) < (unsigned_char_Array_0[1][1])) ? (unsigned_char_Array_0[0][0]) : (unsigned_char_Array_0[1][1]))))) : 1) : 1=1, float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, signed_short_int_Array_0[0]=-24, signed_short_int_Array_0[0]=-24, unsigned_char_Array_0={6:0}, unsigned_char_Array_0[0][0]=11, unsigned_char_Array_0[0][1]=265, unsigned_char_Array_0[1][0]=11, unsigned_char_Array_0[1][1]=265, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0[0]=9, unsigned_short_int_Array_0[0]=9, unsigned_short_int_Array_0[0]=9] [L93] EXPR ((unsigned_char_Array_0[1][0]) > (unsigned_char_Array_0[0][1])) ? (unsigned_char_Array_0[1][0]) : (unsigned_char_Array_0[0][1]) [L93] EXPR unsigned_char_Array_0[1][0] [L93] EXPR ((unsigned_char_Array_0[1][0]) > (unsigned_char_Array_0[0][1])) ? (unsigned_char_Array_0[1][0]) : (unsigned_char_Array_0[0][1]) VAL [((((unsigned_short_int_Array_0[0] / signed_short_int_Array_0[0]) >= unsigned_short_int_Array_0[0]) ? (((- signed_short_int_Array_0[0]) > unsigned_short_int_Array_0[0]) ? (unsigned_short_int_Array_0[1] == ((unsigned short int) ((((unsigned_char_Array_0[0][0]) < (unsigned_char_Array_0[1][1])) ? (unsigned_char_Array_0[0][0]) : (unsigned_char_Array_0[1][1]))))) : 1) : 1) && (unsigned_short_int_Array_0[0] == ((unsigned short int) unsigned_char_Array_0[1][1]))) && (((last_1_unsigned_long_int_Array_0_0_ / signed_short_int_Array_0[0]) != (last_1_unsigned_char_Array_0_1__1_ - 64)) ? (unsigned_char_Array_0[0][0] == ((unsigned char) ((((unsigned_char_Array_0[1][0]) > (unsigned_char_Array_0[0][1])) ? (unsigned_char_Array_0[1][0]) : (unsigned_char_Array_0[0][1]))))) : (unsigned_char_Array_0[0][0] == ((unsigned char) ((((unsigned_char_Array_0[0][1]) < (unsigned_char_Array_0[1][0])) ? (unsigned_char_Array_0[0][1]) : (unsigned_char_Array_0[1][0]))))))=1, (((unsigned_short_int_Array_0[0] / signed_short_int_Array_0[0]) >= unsigned_short_int_Array_0[0]) ? (((- signed_short_int_Array_0[0]) > unsigned_short_int_Array_0[0]) ? (unsigned_short_int_Array_0[1] == ((unsigned short int) ((((unsigned_char_Array_0[0][0]) < (unsigned_char_Array_0[1][1])) ? (unsigned_char_Array_0[0][0]) : (unsigned_char_Array_0[1][1]))))) : 1) : 1) && (unsigned_short_int_Array_0[0] == ((unsigned short int) unsigned_char_Array_0[1][1]))=1, ((unsigned_char_Array_0[1][0]) > (unsigned_char_Array_0[0][1])) ? (unsigned_char_Array_0[1][0]) : (unsigned_char_Array_0[0][1])=11, ((unsigned_short_int_Array_0[0] / signed_short_int_Array_0[0]) >= unsigned_short_int_Array_0[0]) ? (((- signed_short_int_Array_0[0]) > unsigned_short_int_Array_0[0]) ? (unsigned_short_int_Array_0[1] == ((unsigned short int) ((((unsigned_char_Array_0[0][0]) < (unsigned_char_Array_0[1][1])) ? (unsigned_char_Array_0[0][0]) : (unsigned_char_Array_0[1][1]))))) : 1) : 1=1, float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, signed_short_int_Array_0[0]=-24, signed_short_int_Array_0[0]=-24, unsigned_char_Array_0={6:0}, unsigned_char_Array_0[0][0]=11, unsigned_char_Array_0[0][1]=265, unsigned_char_Array_0[1][0]=11, unsigned_char_Array_0[1][0]=11, unsigned_char_Array_0[1][1]=265, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0[0]=9, unsigned_short_int_Array_0[0]=9, unsigned_short_int_Array_0[0]=9] [L93] EXPR ((last_1_unsigned_long_int_Array_0_0_ / signed_short_int_Array_0[0]) != (last_1_unsigned_char_Array_0_1__1_ - 64)) ? (unsigned_char_Array_0[0][0] == ((unsigned char) ((((unsigned_char_Array_0[1][0]) > (unsigned_char_Array_0[0][1])) ? (unsigned_char_Array_0[1][0]) : (unsigned_char_Array_0[0][1]))))) : (unsigned_char_Array_0[0][0] == ((unsigned char) ((((unsigned_char_Array_0[0][1]) < (unsigned_char_Array_0[1][0])) ? (unsigned_char_Array_0[0][1]) : (unsigned_char_Array_0[1][0]))))) VAL [((((unsigned_short_int_Array_0[0] / signed_short_int_Array_0[0]) >= unsigned_short_int_Array_0[0]) ? (((- signed_short_int_Array_0[0]) > unsigned_short_int_Array_0[0]) ? (unsigned_short_int_Array_0[1] == ((unsigned short int) ((((unsigned_char_Array_0[0][0]) < (unsigned_char_Array_0[1][1])) ? (unsigned_char_Array_0[0][0]) : (unsigned_char_Array_0[1][1]))))) : 1) : 1) && (unsigned_short_int_Array_0[0] == ((unsigned short int) unsigned_char_Array_0[1][1]))) && (((last_1_unsigned_long_int_Array_0_0_ / signed_short_int_Array_0[0]) != (last_1_unsigned_char_Array_0_1__1_ - 64)) ? (unsigned_char_Array_0[0][0] == ((unsigned char) ((((unsigned_char_Array_0[1][0]) > (unsigned_char_Array_0[0][1])) ? (unsigned_char_Array_0[1][0]) : (unsigned_char_Array_0[0][1]))))) : (unsigned_char_Array_0[0][0] == ((unsigned char) ((((unsigned_char_Array_0[0][1]) < (unsigned_char_Array_0[1][0])) ? (unsigned_char_Array_0[0][1]) : (unsigned_char_Array_0[1][0]))))))=1, (((unsigned_short_int_Array_0[0] / signed_short_int_Array_0[0]) >= unsigned_short_int_Array_0[0]) ? (((- signed_short_int_Array_0[0]) > unsigned_short_int_Array_0[0]) ? (unsigned_short_int_Array_0[1] == ((unsigned short int) ((((unsigned_char_Array_0[0][0]) < (unsigned_char_Array_0[1][1])) ? (unsigned_char_Array_0[0][0]) : (unsigned_char_Array_0[1][1]))))) : 1) : 1) && (unsigned_short_int_Array_0[0] == ((unsigned short int) unsigned_char_Array_0[1][1]))=1, ((last_1_unsigned_long_int_Array_0_0_ / signed_short_int_Array_0[0]) != (last_1_unsigned_char_Array_0_1__1_ - 64)) ? (unsigned_char_Array_0[0][0] == ((unsigned char) ((((unsigned_char_Array_0[1][0]) > (unsigned_char_Array_0[0][1])) ? (unsigned_char_Array_0[1][0]) : (unsigned_char_Array_0[0][1]))))) : (unsigned_char_Array_0[0][0] == ((unsigned char) ((((unsigned_char_Array_0[0][1]) < (unsigned_char_Array_0[1][0])) ? (unsigned_char_Array_0[0][1]) : (unsigned_char_Array_0[1][0])))))=1, ((unsigned_char_Array_0[1][0]) > (unsigned_char_Array_0[0][1])) ? (unsigned_char_Array_0[1][0]) : (unsigned_char_Array_0[0][1])=11, ((unsigned_short_int_Array_0[0] / signed_short_int_Array_0[0]) >= unsigned_short_int_Array_0[0]) ? (((- signed_short_int_Array_0[0]) > unsigned_short_int_Array_0[0]) ? (unsigned_short_int_Array_0[1] == ((unsigned short int) ((((unsigned_char_Array_0[0][0]) < (unsigned_char_Array_0[1][1])) ? (unsigned_char_Array_0[0][0]) : (unsigned_char_Array_0[1][1]))))) : 1) : 1=1, float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, signed_short_int_Array_0[0]=-24, signed_short_int_Array_0[0]=-24, unsigned_char_Array_0={6:0}, unsigned_char_Array_0[0][0]=11, unsigned_char_Array_0[0][1]=265, unsigned_char_Array_0[1][0]=11, unsigned_char_Array_0[1][0]=11, unsigned_char_Array_0[1][1]=265, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0[0]=9, unsigned_short_int_Array_0[0]=9, unsigned_short_int_Array_0[0]=9] [L93] EXPR ((((unsigned_short_int_Array_0[0] / signed_short_int_Array_0[0]) >= unsigned_short_int_Array_0[0]) ? (((- signed_short_int_Array_0[0]) > unsigned_short_int_Array_0[0]) ? (unsigned_short_int_Array_0[1] == ((unsigned short int) ((((unsigned_char_Array_0[0][0]) < (unsigned_char_Array_0[1][1])) ? (unsigned_char_Array_0[0][0]) : (unsigned_char_Array_0[1][1]))))) : 1) : 1) && (unsigned_short_int_Array_0[0] == ((unsigned short int) unsigned_char_Array_0[1][1]))) && (((last_1_unsigned_long_int_Array_0_0_ / signed_short_int_Array_0[0]) != (last_1_unsigned_char_Array_0_1__1_ - 64)) ? (unsigned_char_Array_0[0][0] == ((unsigned char) ((((unsigned_char_Array_0[1][0]) > (unsigned_char_Array_0[0][1])) ? (unsigned_char_Array_0[1][0]) : (unsigned_char_Array_0[0][1]))))) : (unsigned_char_Array_0[0][0] == ((unsigned char) ((((unsigned_char_Array_0[0][1]) < (unsigned_char_Array_0[1][0])) ? (unsigned_char_Array_0[0][1]) : (unsigned_char_Array_0[1][0])))))) VAL [((((unsigned_short_int_Array_0[0] / signed_short_int_Array_0[0]) >= unsigned_short_int_Array_0[0]) ? (((- signed_short_int_Array_0[0]) > unsigned_short_int_Array_0[0]) ? (unsigned_short_int_Array_0[1] == ((unsigned short int) ((((unsigned_char_Array_0[0][0]) < (unsigned_char_Array_0[1][1])) ? (unsigned_char_Array_0[0][0]) : (unsigned_char_Array_0[1][1]))))) : 1) : 1) && (unsigned_short_int_Array_0[0] == ((unsigned short int) unsigned_char_Array_0[1][1]))) && (((last_1_unsigned_long_int_Array_0_0_ / signed_short_int_Array_0[0]) != (last_1_unsigned_char_Array_0_1__1_ - 64)) ? (unsigned_char_Array_0[0][0] == ((unsigned char) ((((unsigned_char_Array_0[1][0]) > (unsigned_char_Array_0[0][1])) ? (unsigned_char_Array_0[1][0]) : (unsigned_char_Array_0[0][1]))))) : (unsigned_char_Array_0[0][0] == ((unsigned char) ((((unsigned_char_Array_0[0][1]) < (unsigned_char_Array_0[1][0])) ? (unsigned_char_Array_0[0][1]) : (unsigned_char_Array_0[1][0]))))))=1, (((unsigned_short_int_Array_0[0] / signed_short_int_Array_0[0]) >= unsigned_short_int_Array_0[0]) ? (((- signed_short_int_Array_0[0]) > unsigned_short_int_Array_0[0]) ? (unsigned_short_int_Array_0[1] == ((unsigned short int) ((((unsigned_char_Array_0[0][0]) < (unsigned_char_Array_0[1][1])) ? (unsigned_char_Array_0[0][0]) : (unsigned_char_Array_0[1][1]))))) : 1) : 1) && (unsigned_short_int_Array_0[0] == ((unsigned short int) unsigned_char_Array_0[1][1]))=1, ((last_1_unsigned_long_int_Array_0_0_ / signed_short_int_Array_0[0]) != (last_1_unsigned_char_Array_0_1__1_ - 64)) ? (unsigned_char_Array_0[0][0] == ((unsigned char) ((((unsigned_char_Array_0[1][0]) > (unsigned_char_Array_0[0][1])) ? (unsigned_char_Array_0[1][0]) : (unsigned_char_Array_0[0][1]))))) : (unsigned_char_Array_0[0][0] == ((unsigned char) ((((unsigned_char_Array_0[0][1]) < (unsigned_char_Array_0[1][0])) ? (unsigned_char_Array_0[0][1]) : (unsigned_char_Array_0[1][0])))))=1, ((unsigned_char_Array_0[1][0]) > (unsigned_char_Array_0[0][1])) ? (unsigned_char_Array_0[1][0]) : (unsigned_char_Array_0[0][1])=11, ((unsigned_short_int_Array_0[0] / signed_short_int_Array_0[0]) >= unsigned_short_int_Array_0[0]) ? (((- signed_short_int_Array_0[0]) > unsigned_short_int_Array_0[0]) ? (unsigned_short_int_Array_0[1] == ((unsigned short int) ((((unsigned_char_Array_0[0][0]) < (unsigned_char_Array_0[1][1])) ? (unsigned_char_Array_0[0][0]) : (unsigned_char_Array_0[1][1]))))) : 1) : 1=1, float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, signed_short_int_Array_0[0]=-24, signed_short_int_Array_0[0]=-24, unsigned_char_Array_0={6:0}, unsigned_char_Array_0[0][0]=11, unsigned_char_Array_0[0][1]=265, unsigned_char_Array_0[1][0]=11, unsigned_char_Array_0[1][0]=11, unsigned_char_Array_0[1][1]=265, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0[0]=9, unsigned_short_int_Array_0[0]=9, unsigned_short_int_Array_0[0]=9] [L93] EXPR (((((unsigned_short_int_Array_0[0] / signed_short_int_Array_0[0]) >= unsigned_short_int_Array_0[0]) ? (((- signed_short_int_Array_0[0]) > unsigned_short_int_Array_0[0]) ? (unsigned_short_int_Array_0[1] == ((unsigned short int) ((((unsigned_char_Array_0[0][0]) < (unsigned_char_Array_0[1][1])) ? (unsigned_char_Array_0[0][0]) : (unsigned_char_Array_0[1][1]))))) : 1) : 1) && (unsigned_short_int_Array_0[0] == ((unsigned short int) unsigned_char_Array_0[1][1]))) && (((last_1_unsigned_long_int_Array_0_0_ / signed_short_int_Array_0[0]) != (last_1_unsigned_char_Array_0_1__1_ - 64)) ? (unsigned_char_Array_0[0][0] == ((unsigned char) ((((unsigned_char_Array_0[1][0]) > (unsigned_char_Array_0[0][1])) ? (unsigned_char_Array_0[1][0]) : (unsigned_char_Array_0[0][1]))))) : (unsigned_char_Array_0[0][0] == ((unsigned char) ((((unsigned_char_Array_0[0][1]) < (unsigned_char_Array_0[1][0])) ? (unsigned_char_Array_0[0][1]) : (unsigned_char_Array_0[1][0]))))))) && (((- (float_Array_0[0][0] / 0.6f)) > ((float_Array_0[0][1] + 3.25f) / ((((float_Array_0[1][1]) < (float_Array_0[1][0])) ? (float_Array_0[1][1]) : (float_Array_0[1][0]))))) ? (unsigned_long_int_Array_0[0] == ((unsigned long int) (500u + ((((unsigned_char_Array_0[1][0]) < (unsigned_char_Array_0[0][0])) ? (unsigned_char_Array_0[1][0]) : (unsigned_char_Array_0[0][0])))))) : (unsigned_long_int_Array_0[0] == ((unsigned long int) (unsigned_long_int_Array_0[1] - unsigned_char_Array_0[1][0])))) [L93] EXPR float_Array_0[0][0] [L93] EXPR float_Array_0[0][1] [L93] EXPR float_Array_0[1][1] [L93] EXPR float_Array_0[1][0] VAL [(((((unsigned_short_int_Array_0[0] / signed_short_int_Array_0[0]) >= unsigned_short_int_Array_0[0]) ? (((- signed_short_int_Array_0[0]) > unsigned_short_int_Array_0[0]) ? (unsigned_short_int_Array_0[1] == ((unsigned short int) ((((unsigned_char_Array_0[0][0]) < (unsigned_char_Array_0[1][1])) ? (unsigned_char_Array_0[0][0]) : (unsigned_char_Array_0[1][1]))))) : 1) : 1) && (unsigned_short_int_Array_0[0] == ((unsigned short int) unsigned_char_Array_0[1][1]))) && (((last_1_unsigned_long_int_Array_0_0_ / signed_short_int_Array_0[0]) != (last_1_unsigned_char_Array_0_1__1_ - 64)) ? (unsigned_char_Array_0[0][0] == ((unsigned char) ((((unsigned_char_Array_0[1][0]) > (unsigned_char_Array_0[0][1])) ? (unsigned_char_Array_0[1][0]) : (unsigned_char_Array_0[0][1]))))) : (unsigned_char_Array_0[0][0] == ((unsigned char) ((((unsigned_char_Array_0[0][1]) < (unsigned_char_Array_0[1][0])) ? (unsigned_char_Array_0[0][1]) : (unsigned_char_Array_0[1][0]))))))) && (((- (float_Array_0[0][0] / 0.6f)) > ((float_Array_0[0][1] + 3.25f) / ((((float_Array_0[1][1]) < (float_Array_0[1][0])) ? (float_Array_0[1][1]) : (float_Array_0[1][0]))))) ? (unsigned_long_int_Array_0[0] == ((unsigned long int) (500u + ((((unsigned_char_Array_0[1][0]) < (unsigned_char_Array_0[0][0])) ? (unsigned_char_Array_0[1][0]) : (unsigned_char_Array_0[0][0])))))) : (unsigned_long_int_Array_0[0] == ((unsigned long int) (unsigned_long_int_Array_0[1] - unsigned_char_Array_0[1][0]))))=1, ((((unsigned_short_int_Array_0[0] / signed_short_int_Array_0[0]) >= unsigned_short_int_Array_0[0]) ? (((- signed_short_int_Array_0[0]) > unsigned_short_int_Array_0[0]) ? (unsigned_short_int_Array_0[1] == ((unsigned short int) ((((unsigned_char_Array_0[0][0]) < (unsigned_char_Array_0[1][1])) ? (unsigned_char_Array_0[0][0]) : (unsigned_char_Array_0[1][1]))))) : 1) : 1) && (unsigned_short_int_Array_0[0] == ((unsigned short int) unsigned_char_Array_0[1][1]))) && (((last_1_unsigned_long_int_Array_0_0_ / signed_short_int_Array_0[0]) != (last_1_unsigned_char_Array_0_1__1_ - 64)) ? (unsigned_char_Array_0[0][0] == ((unsigned char) ((((unsigned_char_Array_0[1][0]) > (unsigned_char_Array_0[0][1])) ? (unsigned_char_Array_0[1][0]) : (unsigned_char_Array_0[0][1]))))) : (unsigned_char_Array_0[0][0] == ((unsigned char) ((((unsigned_char_Array_0[0][1]) < (unsigned_char_Array_0[1][0])) ? (unsigned_char_Array_0[0][1]) : (unsigned_char_Array_0[1][0]))))))=1, (((unsigned_short_int_Array_0[0] / signed_short_int_Array_0[0]) >= unsigned_short_int_Array_0[0]) ? (((- signed_short_int_Array_0[0]) > unsigned_short_int_Array_0[0]) ? (unsigned_short_int_Array_0[1] == ((unsigned short int) ((((unsigned_char_Array_0[0][0]) < (unsigned_char_Array_0[1][1])) ? (unsigned_char_Array_0[0][0]) : (unsigned_char_Array_0[1][1]))))) : 1) : 1) && (unsigned_short_int_Array_0[0] == ((unsigned short int) unsigned_char_Array_0[1][1]))=1, ((last_1_unsigned_long_int_Array_0_0_ / signed_short_int_Array_0[0]) != (last_1_unsigned_char_Array_0_1__1_ - 64)) ? (unsigned_char_Array_0[0][0] == ((unsigned char) ((((unsigned_char_Array_0[1][0]) > (unsigned_char_Array_0[0][1])) ? (unsigned_char_Array_0[1][0]) : (unsigned_char_Array_0[0][1]))))) : (unsigned_char_Array_0[0][0] == ((unsigned char) ((((unsigned_char_Array_0[0][1]) < (unsigned_char_Array_0[1][0])) ? (unsigned_char_Array_0[0][1]) : (unsigned_char_Array_0[1][0])))))=1, ((unsigned_char_Array_0[1][0]) > (unsigned_char_Array_0[0][1])) ? (unsigned_char_Array_0[1][0]) : (unsigned_char_Array_0[0][1])=11, ((unsigned_short_int_Array_0[0] / signed_short_int_Array_0[0]) >= unsigned_short_int_Array_0[0]) ? (((- signed_short_int_Array_0[0]) > unsigned_short_int_Array_0[0]) ? (unsigned_short_int_Array_0[1] == ((unsigned short int) ((((unsigned_char_Array_0[0][0]) < (unsigned_char_Array_0[1][1])) ? (unsigned_char_Array_0[0][0]) : (unsigned_char_Array_0[1][1]))))) : 1) : 1=1, float_Array_0={4:0}, float_Array_0[0][0]=10, float_Array_0[0][1]=2, float_Array_0[1][0]=9, float_Array_0[1][1]=11, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, signed_short_int_Array_0[0]=-24, signed_short_int_Array_0[0]=-24, unsigned_char_Array_0={6:0}, unsigned_char_Array_0[0][0]=11, unsigned_char_Array_0[0][1]=265, unsigned_char_Array_0[1][0]=11, unsigned_char_Array_0[1][0]=11, unsigned_char_Array_0[1][1]=265, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0[0]=9, unsigned_short_int_Array_0[0]=9, unsigned_short_int_Array_0[0]=9] [L93] EXPR ((float_Array_0[1][1]) < (float_Array_0[1][0])) ? (float_Array_0[1][1]) : (float_Array_0[1][0]) [L93] EXPR float_Array_0[1][1] [L93] EXPR ((float_Array_0[1][1]) < (float_Array_0[1][0])) ? (float_Array_0[1][1]) : (float_Array_0[1][0]) VAL [(((((unsigned_short_int_Array_0[0] / signed_short_int_Array_0[0]) >= unsigned_short_int_Array_0[0]) ? (((- signed_short_int_Array_0[0]) > unsigned_short_int_Array_0[0]) ? (unsigned_short_int_Array_0[1] == ((unsigned short int) ((((unsigned_char_Array_0[0][0]) < (unsigned_char_Array_0[1][1])) ? (unsigned_char_Array_0[0][0]) : (unsigned_char_Array_0[1][1]))))) : 1) : 1) && (unsigned_short_int_Array_0[0] == ((unsigned short int) unsigned_char_Array_0[1][1]))) && (((last_1_unsigned_long_int_Array_0_0_ / signed_short_int_Array_0[0]) != (last_1_unsigned_char_Array_0_1__1_ - 64)) ? (unsigned_char_Array_0[0][0] == ((unsigned char) ((((unsigned_char_Array_0[1][0]) > (unsigned_char_Array_0[0][1])) ? (unsigned_char_Array_0[1][0]) : (unsigned_char_Array_0[0][1]))))) : (unsigned_char_Array_0[0][0] == ((unsigned char) ((((unsigned_char_Array_0[0][1]) < (unsigned_char_Array_0[1][0])) ? (unsigned_char_Array_0[0][1]) : (unsigned_char_Array_0[1][0]))))))) && (((- (float_Array_0[0][0] / 0.6f)) > ((float_Array_0[0][1] + 3.25f) / ((((float_Array_0[1][1]) < (float_Array_0[1][0])) ? (float_Array_0[1][1]) : (float_Array_0[1][0]))))) ? (unsigned_long_int_Array_0[0] == ((unsigned long int) (500u + ((((unsigned_char_Array_0[1][0]) < (unsigned_char_Array_0[0][0])) ? (unsigned_char_Array_0[1][0]) : (unsigned_char_Array_0[0][0])))))) : (unsigned_long_int_Array_0[0] == ((unsigned long int) (unsigned_long_int_Array_0[1] - unsigned_char_Array_0[1][0]))))=1, ((((unsigned_short_int_Array_0[0] / signed_short_int_Array_0[0]) >= unsigned_short_int_Array_0[0]) ? (((- signed_short_int_Array_0[0]) > unsigned_short_int_Array_0[0]) ? (unsigned_short_int_Array_0[1] == ((unsigned short int) ((((unsigned_char_Array_0[0][0]) < (unsigned_char_Array_0[1][1])) ? (unsigned_char_Array_0[0][0]) : (unsigned_char_Array_0[1][1]))))) : 1) : 1) && (unsigned_short_int_Array_0[0] == ((unsigned short int) unsigned_char_Array_0[1][1]))) && (((last_1_unsigned_long_int_Array_0_0_ / signed_short_int_Array_0[0]) != (last_1_unsigned_char_Array_0_1__1_ - 64)) ? (unsigned_char_Array_0[0][0] == ((unsigned char) ((((unsigned_char_Array_0[1][0]) > (unsigned_char_Array_0[0][1])) ? (unsigned_char_Array_0[1][0]) : (unsigned_char_Array_0[0][1]))))) : (unsigned_char_Array_0[0][0] == ((unsigned char) ((((unsigned_char_Array_0[0][1]) < (unsigned_char_Array_0[1][0])) ? (unsigned_char_Array_0[0][1]) : (unsigned_char_Array_0[1][0]))))))=1, (((unsigned_short_int_Array_0[0] / signed_short_int_Array_0[0]) >= unsigned_short_int_Array_0[0]) ? (((- signed_short_int_Array_0[0]) > unsigned_short_int_Array_0[0]) ? (unsigned_short_int_Array_0[1] == ((unsigned short int) ((((unsigned_char_Array_0[0][0]) < (unsigned_char_Array_0[1][1])) ? (unsigned_char_Array_0[0][0]) : (unsigned_char_Array_0[1][1]))))) : 1) : 1) && (unsigned_short_int_Array_0[0] == ((unsigned short int) unsigned_char_Array_0[1][1]))=1, ((float_Array_0[1][1]) < (float_Array_0[1][0])) ? (float_Array_0[1][1]) : (float_Array_0[1][0])=11, ((last_1_unsigned_long_int_Array_0_0_ / signed_short_int_Array_0[0]) != (last_1_unsigned_char_Array_0_1__1_ - 64)) ? (unsigned_char_Array_0[0][0] == ((unsigned char) ((((unsigned_char_Array_0[1][0]) > (unsigned_char_Array_0[0][1])) ? (unsigned_char_Array_0[1][0]) : (unsigned_char_Array_0[0][1]))))) : (unsigned_char_Array_0[0][0] == ((unsigned char) ((((unsigned_char_Array_0[0][1]) < (unsigned_char_Array_0[1][0])) ? (unsigned_char_Array_0[0][1]) : (unsigned_char_Array_0[1][0])))))=1, ((unsigned_char_Array_0[1][0]) > (unsigned_char_Array_0[0][1])) ? (unsigned_char_Array_0[1][0]) : (unsigned_char_Array_0[0][1])=11, ((unsigned_short_int_Array_0[0] / signed_short_int_Array_0[0]) >= unsigned_short_int_Array_0[0]) ? (((- signed_short_int_Array_0[0]) > unsigned_short_int_Array_0[0]) ? (unsigned_short_int_Array_0[1] == ((unsigned short int) ((((unsigned_char_Array_0[0][0]) < (unsigned_char_Array_0[1][1])) ? (unsigned_char_Array_0[0][0]) : (unsigned_char_Array_0[1][1]))))) : 1) : 1=1, float_Array_0={4:0}, float_Array_0[0][0]=10, float_Array_0[0][1]=2, float_Array_0[1][0]=9, float_Array_0[1][1]=11, float_Array_0[1][1]=11, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, signed_short_int_Array_0[0]=-24, signed_short_int_Array_0[0]=-24, unsigned_char_Array_0={6:0}, unsigned_char_Array_0[0][0]=11, unsigned_char_Array_0[0][1]=265, unsigned_char_Array_0[1][0]=11, unsigned_char_Array_0[1][0]=11, unsigned_char_Array_0[1][1]=265, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0[0]=9, unsigned_short_int_Array_0[0]=9, unsigned_short_int_Array_0[0]=9] [L93] EXPR ((- (float_Array_0[0][0] / 0.6f)) > ((float_Array_0[0][1] + 3.25f) / ((((float_Array_0[1][1]) < (float_Array_0[1][0])) ? (float_Array_0[1][1]) : (float_Array_0[1][0]))))) ? (unsigned_long_int_Array_0[0] == ((unsigned long int) (500u + ((((unsigned_char_Array_0[1][0]) < (unsigned_char_Array_0[0][0])) ? (unsigned_char_Array_0[1][0]) : (unsigned_char_Array_0[0][0])))))) : (unsigned_long_int_Array_0[0] == ((unsigned long int) (unsigned_long_int_Array_0[1] - unsigned_char_Array_0[1][0]))) [L93] EXPR unsigned_long_int_Array_0[0] [L93] EXPR unsigned_char_Array_0[1][0] [L93] EXPR unsigned_char_Array_0[0][0] VAL [(((((unsigned_short_int_Array_0[0] / signed_short_int_Array_0[0]) >= unsigned_short_int_Array_0[0]) ? (((- signed_short_int_Array_0[0]) > unsigned_short_int_Array_0[0]) ? (unsigned_short_int_Array_0[1] == ((unsigned short int) ((((unsigned_char_Array_0[0][0]) < (unsigned_char_Array_0[1][1])) ? (unsigned_char_Array_0[0][0]) : (unsigned_char_Array_0[1][1]))))) : 1) : 1) && (unsigned_short_int_Array_0[0] == ((unsigned short int) unsigned_char_Array_0[1][1]))) && (((last_1_unsigned_long_int_Array_0_0_ / signed_short_int_Array_0[0]) != (last_1_unsigned_char_Array_0_1__1_ - 64)) ? (unsigned_char_Array_0[0][0] == ((unsigned char) ((((unsigned_char_Array_0[1][0]) > (unsigned_char_Array_0[0][1])) ? (unsigned_char_Array_0[1][0]) : (unsigned_char_Array_0[0][1]))))) : (unsigned_char_Array_0[0][0] == ((unsigned char) ((((unsigned_char_Array_0[0][1]) < (unsigned_char_Array_0[1][0])) ? (unsigned_char_Array_0[0][1]) : (unsigned_char_Array_0[1][0]))))))) && (((- (float_Array_0[0][0] / 0.6f)) > ((float_Array_0[0][1] + 3.25f) / ((((float_Array_0[1][1]) < (float_Array_0[1][0])) ? (float_Array_0[1][1]) : (float_Array_0[1][0]))))) ? (unsigned_long_int_Array_0[0] == ((unsigned long int) (500u + ((((unsigned_char_Array_0[1][0]) < (unsigned_char_Array_0[0][0])) ? (unsigned_char_Array_0[1][0]) : (unsigned_char_Array_0[0][0])))))) : (unsigned_long_int_Array_0[0] == ((unsigned long int) (unsigned_long_int_Array_0[1] - unsigned_char_Array_0[1][0]))))=1, ((((unsigned_short_int_Array_0[0] / signed_short_int_Array_0[0]) >= unsigned_short_int_Array_0[0]) ? (((- signed_short_int_Array_0[0]) > unsigned_short_int_Array_0[0]) ? (unsigned_short_int_Array_0[1] == ((unsigned short int) ((((unsigned_char_Array_0[0][0]) < (unsigned_char_Array_0[1][1])) ? (unsigned_char_Array_0[0][0]) : (unsigned_char_Array_0[1][1]))))) : 1) : 1) && (unsigned_short_int_Array_0[0] == ((unsigned short int) unsigned_char_Array_0[1][1]))) && (((last_1_unsigned_long_int_Array_0_0_ / signed_short_int_Array_0[0]) != (last_1_unsigned_char_Array_0_1__1_ - 64)) ? (unsigned_char_Array_0[0][0] == ((unsigned char) ((((unsigned_char_Array_0[1][0]) > (unsigned_char_Array_0[0][1])) ? (unsigned_char_Array_0[1][0]) : (unsigned_char_Array_0[0][1]))))) : (unsigned_char_Array_0[0][0] == ((unsigned char) ((((unsigned_char_Array_0[0][1]) < (unsigned_char_Array_0[1][0])) ? (unsigned_char_Array_0[0][1]) : (unsigned_char_Array_0[1][0]))))))=1, (((unsigned_short_int_Array_0[0] / signed_short_int_Array_0[0]) >= unsigned_short_int_Array_0[0]) ? (((- signed_short_int_Array_0[0]) > unsigned_short_int_Array_0[0]) ? (unsigned_short_int_Array_0[1] == ((unsigned short int) ((((unsigned_char_Array_0[0][0]) < (unsigned_char_Array_0[1][1])) ? (unsigned_char_Array_0[0][0]) : (unsigned_char_Array_0[1][1]))))) : 1) : 1) && (unsigned_short_int_Array_0[0] == ((unsigned short int) unsigned_char_Array_0[1][1]))=1, ((float_Array_0[1][1]) < (float_Array_0[1][0])) ? (float_Array_0[1][1]) : (float_Array_0[1][0])=11, ((last_1_unsigned_long_int_Array_0_0_ / signed_short_int_Array_0[0]) != (last_1_unsigned_char_Array_0_1__1_ - 64)) ? (unsigned_char_Array_0[0][0] == ((unsigned char) ((((unsigned_char_Array_0[1][0]) > (unsigned_char_Array_0[0][1])) ? (unsigned_char_Array_0[1][0]) : (unsigned_char_Array_0[0][1]))))) : (unsigned_char_Array_0[0][0] == ((unsigned char) ((((unsigned_char_Array_0[0][1]) < (unsigned_char_Array_0[1][0])) ? (unsigned_char_Array_0[0][1]) : (unsigned_char_Array_0[1][0])))))=1, ((unsigned_char_Array_0[1][0]) > (unsigned_char_Array_0[0][1])) ? (unsigned_char_Array_0[1][0]) : (unsigned_char_Array_0[0][1])=11, ((unsigned_short_int_Array_0[0] / signed_short_int_Array_0[0]) >= unsigned_short_int_Array_0[0]) ? (((- signed_short_int_Array_0[0]) > unsigned_short_int_Array_0[0]) ? (unsigned_short_int_Array_0[1] == ((unsigned short int) ((((unsigned_char_Array_0[0][0]) < (unsigned_char_Array_0[1][1])) ? (unsigned_char_Array_0[0][0]) : (unsigned_char_Array_0[1][1]))))) : 1) : 1=1, float_Array_0={4:0}, float_Array_0[0][0]=10, float_Array_0[0][1]=2, float_Array_0[1][0]=9, float_Array_0[1][1]=11, float_Array_0[1][1]=11, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, signed_short_int_Array_0[0]=-24, signed_short_int_Array_0[0]=-24, unsigned_char_Array_0={6:0}, unsigned_char_Array_0[0][0]=11, unsigned_char_Array_0[0][0]=11, unsigned_char_Array_0[0][1]=265, unsigned_char_Array_0[1][0]=11, unsigned_char_Array_0[1][0]=11, unsigned_char_Array_0[1][0]=11, unsigned_char_Array_0[1][1]=265, unsigned_long_int_Array_0={7:0}, unsigned_long_int_Array_0[0]=-4294967309, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0[0]=9, unsigned_short_int_Array_0[0]=9, unsigned_short_int_Array_0[0]=9] [L93] EXPR ((unsigned_char_Array_0[1][0]) < (unsigned_char_Array_0[0][0])) ? (unsigned_char_Array_0[1][0]) : (unsigned_char_Array_0[0][0]) [L93] EXPR unsigned_char_Array_0[0][0] [L93] EXPR ((unsigned_char_Array_0[1][0]) < (unsigned_char_Array_0[0][0])) ? (unsigned_char_Array_0[1][0]) : (unsigned_char_Array_0[0][0]) VAL [(((((unsigned_short_int_Array_0[0] / signed_short_int_Array_0[0]) >= unsigned_short_int_Array_0[0]) ? (((- signed_short_int_Array_0[0]) > unsigned_short_int_Array_0[0]) ? (unsigned_short_int_Array_0[1] == ((unsigned short int) ((((unsigned_char_Array_0[0][0]) < (unsigned_char_Array_0[1][1])) ? (unsigned_char_Array_0[0][0]) : (unsigned_char_Array_0[1][1]))))) : 1) : 1) && (unsigned_short_int_Array_0[0] == ((unsigned short int) unsigned_char_Array_0[1][1]))) && (((last_1_unsigned_long_int_Array_0_0_ / signed_short_int_Array_0[0]) != (last_1_unsigned_char_Array_0_1__1_ - 64)) ? (unsigned_char_Array_0[0][0] == ((unsigned char) ((((unsigned_char_Array_0[1][0]) > (unsigned_char_Array_0[0][1])) ? (unsigned_char_Array_0[1][0]) : (unsigned_char_Array_0[0][1]))))) : (unsigned_char_Array_0[0][0] == ((unsigned char) ((((unsigned_char_Array_0[0][1]) < (unsigned_char_Array_0[1][0])) ? (unsigned_char_Array_0[0][1]) : (unsigned_char_Array_0[1][0]))))))) && (((- (float_Array_0[0][0] / 0.6f)) > ((float_Array_0[0][1] + 3.25f) / ((((float_Array_0[1][1]) < (float_Array_0[1][0])) ? (float_Array_0[1][1]) : (float_Array_0[1][0]))))) ? (unsigned_long_int_Array_0[0] == ((unsigned long int) (500u + ((((unsigned_char_Array_0[1][0]) < (unsigned_char_Array_0[0][0])) ? (unsigned_char_Array_0[1][0]) : (unsigned_char_Array_0[0][0])))))) : (unsigned_long_int_Array_0[0] == ((unsigned long int) (unsigned_long_int_Array_0[1] - unsigned_char_Array_0[1][0]))))=1, ((((unsigned_short_int_Array_0[0] / signed_short_int_Array_0[0]) >= unsigned_short_int_Array_0[0]) ? (((- signed_short_int_Array_0[0]) > unsigned_short_int_Array_0[0]) ? (unsigned_short_int_Array_0[1] == ((unsigned short int) ((((unsigned_char_Array_0[0][0]) < (unsigned_char_Array_0[1][1])) ? (unsigned_char_Array_0[0][0]) : (unsigned_char_Array_0[1][1]))))) : 1) : 1) && (unsigned_short_int_Array_0[0] == ((unsigned short int) unsigned_char_Array_0[1][1]))) && (((last_1_unsigned_long_int_Array_0_0_ / signed_short_int_Array_0[0]) != (last_1_unsigned_char_Array_0_1__1_ - 64)) ? (unsigned_char_Array_0[0][0] == ((unsigned char) ((((unsigned_char_Array_0[1][0]) > (unsigned_char_Array_0[0][1])) ? (unsigned_char_Array_0[1][0]) : (unsigned_char_Array_0[0][1]))))) : (unsigned_char_Array_0[0][0] == ((unsigned char) ((((unsigned_char_Array_0[0][1]) < (unsigned_char_Array_0[1][0])) ? (unsigned_char_Array_0[0][1]) : (unsigned_char_Array_0[1][0]))))))=1, (((unsigned_short_int_Array_0[0] / signed_short_int_Array_0[0]) >= unsigned_short_int_Array_0[0]) ? (((- signed_short_int_Array_0[0]) > unsigned_short_int_Array_0[0]) ? (unsigned_short_int_Array_0[1] == ((unsigned short int) ((((unsigned_char_Array_0[0][0]) < (unsigned_char_Array_0[1][1])) ? (unsigned_char_Array_0[0][0]) : (unsigned_char_Array_0[1][1]))))) : 1) : 1) && (unsigned_short_int_Array_0[0] == ((unsigned short int) unsigned_char_Array_0[1][1]))=1, ((float_Array_0[1][1]) < (float_Array_0[1][0])) ? (float_Array_0[1][1]) : (float_Array_0[1][0])=11, ((last_1_unsigned_long_int_Array_0_0_ / signed_short_int_Array_0[0]) != (last_1_unsigned_char_Array_0_1__1_ - 64)) ? (unsigned_char_Array_0[0][0] == ((unsigned char) ((((unsigned_char_Array_0[1][0]) > (unsigned_char_Array_0[0][1])) ? (unsigned_char_Array_0[1][0]) : (unsigned_char_Array_0[0][1]))))) : (unsigned_char_Array_0[0][0] == ((unsigned char) ((((unsigned_char_Array_0[0][1]) < (unsigned_char_Array_0[1][0])) ? (unsigned_char_Array_0[0][1]) : (unsigned_char_Array_0[1][0])))))=1, ((unsigned_char_Array_0[1][0]) < (unsigned_char_Array_0[0][0])) ? (unsigned_char_Array_0[1][0]) : (unsigned_char_Array_0[0][0])=11, ((unsigned_char_Array_0[1][0]) > (unsigned_char_Array_0[0][1])) ? (unsigned_char_Array_0[1][0]) : (unsigned_char_Array_0[0][1])=11, ((unsigned_short_int_Array_0[0] / signed_short_int_Array_0[0]) >= unsigned_short_int_Array_0[0]) ? (((- signed_short_int_Array_0[0]) > unsigned_short_int_Array_0[0]) ? (unsigned_short_int_Array_0[1] == ((unsigned short int) ((((unsigned_char_Array_0[0][0]) < (unsigned_char_Array_0[1][1])) ? (unsigned_char_Array_0[0][0]) : (unsigned_char_Array_0[1][1]))))) : 1) : 1=1, float_Array_0={4:0}, float_Array_0[0][0]=10, float_Array_0[0][1]=2, float_Array_0[1][0]=9, float_Array_0[1][1]=11, float_Array_0[1][1]=11, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, signed_short_int_Array_0[0]=-24, signed_short_int_Array_0[0]=-24, unsigned_char_Array_0={6:0}, unsigned_char_Array_0[0][0]=11, unsigned_char_Array_0[0][0]=11, unsigned_char_Array_0[0][0]=11, unsigned_char_Array_0[0][1]=265, unsigned_char_Array_0[1][0]=11, unsigned_char_Array_0[1][0]=11, unsigned_char_Array_0[1][0]=11, unsigned_char_Array_0[1][1]=265, unsigned_long_int_Array_0={7:0}, unsigned_long_int_Array_0[0]=-4294967309, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0[0]=9, unsigned_short_int_Array_0[0]=9, unsigned_short_int_Array_0[0]=9] [L93] EXPR ((- (float_Array_0[0][0] / 0.6f)) > ((float_Array_0[0][1] + 3.25f) / ((((float_Array_0[1][1]) < (float_Array_0[1][0])) ? (float_Array_0[1][1]) : (float_Array_0[1][0]))))) ? (unsigned_long_int_Array_0[0] == ((unsigned long int) (500u + ((((unsigned_char_Array_0[1][0]) < (unsigned_char_Array_0[0][0])) ? (unsigned_char_Array_0[1][0]) : (unsigned_char_Array_0[0][0])))))) : (unsigned_long_int_Array_0[0] == ((unsigned long int) (unsigned_long_int_Array_0[1] - unsigned_char_Array_0[1][0]))) VAL [(((((unsigned_short_int_Array_0[0] / signed_short_int_Array_0[0]) >= unsigned_short_int_Array_0[0]) ? (((- signed_short_int_Array_0[0]) > unsigned_short_int_Array_0[0]) ? (unsigned_short_int_Array_0[1] == ((unsigned short int) ((((unsigned_char_Array_0[0][0]) < (unsigned_char_Array_0[1][1])) ? (unsigned_char_Array_0[0][0]) : (unsigned_char_Array_0[1][1]))))) : 1) : 1) && (unsigned_short_int_Array_0[0] == ((unsigned short int) unsigned_char_Array_0[1][1]))) && (((last_1_unsigned_long_int_Array_0_0_ / signed_short_int_Array_0[0]) != (last_1_unsigned_char_Array_0_1__1_ - 64)) ? (unsigned_char_Array_0[0][0] == ((unsigned char) ((((unsigned_char_Array_0[1][0]) > (unsigned_char_Array_0[0][1])) ? (unsigned_char_Array_0[1][0]) : (unsigned_char_Array_0[0][1]))))) : (unsigned_char_Array_0[0][0] == ((unsigned char) ((((unsigned_char_Array_0[0][1]) < (unsigned_char_Array_0[1][0])) ? (unsigned_char_Array_0[0][1]) : (unsigned_char_Array_0[1][0]))))))) && (((- (float_Array_0[0][0] / 0.6f)) > ((float_Array_0[0][1] + 3.25f) / ((((float_Array_0[1][1]) < (float_Array_0[1][0])) ? (float_Array_0[1][1]) : (float_Array_0[1][0]))))) ? (unsigned_long_int_Array_0[0] == ((unsigned long int) (500u + ((((unsigned_char_Array_0[1][0]) < (unsigned_char_Array_0[0][0])) ? (unsigned_char_Array_0[1][0]) : (unsigned_char_Array_0[0][0])))))) : (unsigned_long_int_Array_0[0] == ((unsigned long int) (unsigned_long_int_Array_0[1] - unsigned_char_Array_0[1][0]))))=1, ((((unsigned_short_int_Array_0[0] / signed_short_int_Array_0[0]) >= unsigned_short_int_Array_0[0]) ? (((- signed_short_int_Array_0[0]) > unsigned_short_int_Array_0[0]) ? (unsigned_short_int_Array_0[1] == ((unsigned short int) ((((unsigned_char_Array_0[0][0]) < (unsigned_char_Array_0[1][1])) ? (unsigned_char_Array_0[0][0]) : (unsigned_char_Array_0[1][1]))))) : 1) : 1) && (unsigned_short_int_Array_0[0] == ((unsigned short int) unsigned_char_Array_0[1][1]))) && (((last_1_unsigned_long_int_Array_0_0_ / signed_short_int_Array_0[0]) != (last_1_unsigned_char_Array_0_1__1_ - 64)) ? (unsigned_char_Array_0[0][0] == ((unsigned char) ((((unsigned_char_Array_0[1][0]) > (unsigned_char_Array_0[0][1])) ? (unsigned_char_Array_0[1][0]) : (unsigned_char_Array_0[0][1]))))) : (unsigned_char_Array_0[0][0] == ((unsigned char) ((((unsigned_char_Array_0[0][1]) < (unsigned_char_Array_0[1][0])) ? (unsigned_char_Array_0[0][1]) : (unsigned_char_Array_0[1][0]))))))=1, (((unsigned_short_int_Array_0[0] / signed_short_int_Array_0[0]) >= unsigned_short_int_Array_0[0]) ? (((- signed_short_int_Array_0[0]) > unsigned_short_int_Array_0[0]) ? (unsigned_short_int_Array_0[1] == ((unsigned short int) ((((unsigned_char_Array_0[0][0]) < (unsigned_char_Array_0[1][1])) ? (unsigned_char_Array_0[0][0]) : (unsigned_char_Array_0[1][1]))))) : 1) : 1) && (unsigned_short_int_Array_0[0] == ((unsigned short int) unsigned_char_Array_0[1][1]))=1, ((- (float_Array_0[0][0] / 0.6f)) > ((float_Array_0[0][1] + 3.25f) / ((((float_Array_0[1][1]) < (float_Array_0[1][0])) ? (float_Array_0[1][1]) : (float_Array_0[1][0]))))) ? (unsigned_long_int_Array_0[0] == ((unsigned long int) (500u + ((((unsigned_char_Array_0[1][0]) < (unsigned_char_Array_0[0][0])) ? (unsigned_char_Array_0[1][0]) : (unsigned_char_Array_0[0][0])))))) : (unsigned_long_int_Array_0[0] == ((unsigned long int) (unsigned_long_int_Array_0[1] - unsigned_char_Array_0[1][0])))=0, ((float_Array_0[1][1]) < (float_Array_0[1][0])) ? (float_Array_0[1][1]) : (float_Array_0[1][0])=11, ((last_1_unsigned_long_int_Array_0_0_ / signed_short_int_Array_0[0]) != (last_1_unsigned_char_Array_0_1__1_ - 64)) ? (unsigned_char_Array_0[0][0] == ((unsigned char) ((((unsigned_char_Array_0[1][0]) > (unsigned_char_Array_0[0][1])) ? (unsigned_char_Array_0[1][0]) : (unsigned_char_Array_0[0][1]))))) : (unsigned_char_Array_0[0][0] == ((unsigned char) ((((unsigned_char_Array_0[0][1]) < (unsigned_char_Array_0[1][0])) ? (unsigned_char_Array_0[0][1]) : (unsigned_char_Array_0[1][0])))))=1, ((unsigned_char_Array_0[1][0]) < (unsigned_char_Array_0[0][0])) ? (unsigned_char_Array_0[1][0]) : (unsigned_char_Array_0[0][0])=11, ((unsigned_char_Array_0[1][0]) > (unsigned_char_Array_0[0][1])) ? (unsigned_char_Array_0[1][0]) : (unsigned_char_Array_0[0][1])=11, ((unsigned_short_int_Array_0[0] / signed_short_int_Array_0[0]) >= unsigned_short_int_Array_0[0]) ? (((- signed_short_int_Array_0[0]) > unsigned_short_int_Array_0[0]) ? (unsigned_short_int_Array_0[1] == ((unsigned short int) ((((unsigned_char_Array_0[0][0]) < (unsigned_char_Array_0[1][1])) ? (unsigned_char_Array_0[0][0]) : (unsigned_char_Array_0[1][1]))))) : 1) : 1=1, float_Array_0={4:0}, float_Array_0[0][0]=10, float_Array_0[0][1]=2, float_Array_0[1][0]=9, float_Array_0[1][1]=11, float_Array_0[1][1]=11, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, signed_short_int_Array_0[0]=-24, signed_short_int_Array_0[0]=-24, unsigned_char_Array_0={6:0}, unsigned_char_Array_0[0][0]=11, unsigned_char_Array_0[0][0]=11, unsigned_char_Array_0[0][0]=11, unsigned_char_Array_0[0][1]=265, unsigned_char_Array_0[1][0]=11, unsigned_char_Array_0[1][0]=11, unsigned_char_Array_0[1][0]=11, unsigned_char_Array_0[1][1]=265, unsigned_long_int_Array_0={7:0}, unsigned_long_int_Array_0[0]=-4294967309, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0[0]=9, unsigned_short_int_Array_0[0]=9, unsigned_short_int_Array_0[0]=9] [L93] EXPR (((((unsigned_short_int_Array_0[0] / signed_short_int_Array_0[0]) >= unsigned_short_int_Array_0[0]) ? (((- signed_short_int_Array_0[0]) > unsigned_short_int_Array_0[0]) ? (unsigned_short_int_Array_0[1] == ((unsigned short int) ((((unsigned_char_Array_0[0][0]) < (unsigned_char_Array_0[1][1])) ? (unsigned_char_Array_0[0][0]) : (unsigned_char_Array_0[1][1]))))) : 1) : 1) && (unsigned_short_int_Array_0[0] == ((unsigned short int) unsigned_char_Array_0[1][1]))) && (((last_1_unsigned_long_int_Array_0_0_ / signed_short_int_Array_0[0]) != (last_1_unsigned_char_Array_0_1__1_ - 64)) ? (unsigned_char_Array_0[0][0] == ((unsigned char) ((((unsigned_char_Array_0[1][0]) > (unsigned_char_Array_0[0][1])) ? (unsigned_char_Array_0[1][0]) : (unsigned_char_Array_0[0][1]))))) : (unsigned_char_Array_0[0][0] == ((unsigned char) ((((unsigned_char_Array_0[0][1]) < (unsigned_char_Array_0[1][0])) ? (unsigned_char_Array_0[0][1]) : (unsigned_char_Array_0[1][0]))))))) && (((- (float_Array_0[0][0] / 0.6f)) > ((float_Array_0[0][1] + 3.25f) / ((((float_Array_0[1][1]) < (float_Array_0[1][0])) ? (float_Array_0[1][1]) : (float_Array_0[1][0]))))) ? (unsigned_long_int_Array_0[0] == ((unsigned long int) (500u + ((((unsigned_char_Array_0[1][0]) < (unsigned_char_Array_0[0][0])) ? (unsigned_char_Array_0[1][0]) : (unsigned_char_Array_0[0][0])))))) : (unsigned_long_int_Array_0[0] == ((unsigned long int) (unsigned_long_int_Array_0[1] - unsigned_char_Array_0[1][0])))) VAL [(((((unsigned_short_int_Array_0[0] / signed_short_int_Array_0[0]) >= unsigned_short_int_Array_0[0]) ? (((- signed_short_int_Array_0[0]) > unsigned_short_int_Array_0[0]) ? (unsigned_short_int_Array_0[1] == ((unsigned short int) ((((unsigned_char_Array_0[0][0]) < (unsigned_char_Array_0[1][1])) ? (unsigned_char_Array_0[0][0]) : (unsigned_char_Array_0[1][1]))))) : 1) : 1) && (unsigned_short_int_Array_0[0] == ((unsigned short int) unsigned_char_Array_0[1][1]))) && (((last_1_unsigned_long_int_Array_0_0_ / signed_short_int_Array_0[0]) != (last_1_unsigned_char_Array_0_1__1_ - 64)) ? (unsigned_char_Array_0[0][0] == ((unsigned char) ((((unsigned_char_Array_0[1][0]) > (unsigned_char_Array_0[0][1])) ? (unsigned_char_Array_0[1][0]) : (unsigned_char_Array_0[0][1]))))) : (unsigned_char_Array_0[0][0] == ((unsigned char) ((((unsigned_char_Array_0[0][1]) < (unsigned_char_Array_0[1][0])) ? (unsigned_char_Array_0[0][1]) : (unsigned_char_Array_0[1][0]))))))) && (((- (float_Array_0[0][0] / 0.6f)) > ((float_Array_0[0][1] + 3.25f) / ((((float_Array_0[1][1]) < (float_Array_0[1][0])) ? (float_Array_0[1][1]) : (float_Array_0[1][0]))))) ? (unsigned_long_int_Array_0[0] == ((unsigned long int) (500u + ((((unsigned_char_Array_0[1][0]) < (unsigned_char_Array_0[0][0])) ? (unsigned_char_Array_0[1][0]) : (unsigned_char_Array_0[0][0])))))) : (unsigned_long_int_Array_0[0] == ((unsigned long int) (unsigned_long_int_Array_0[1] - unsigned_char_Array_0[1][0]))))=0, ((((unsigned_short_int_Array_0[0] / signed_short_int_Array_0[0]) >= unsigned_short_int_Array_0[0]) ? (((- signed_short_int_Array_0[0]) > unsigned_short_int_Array_0[0]) ? (unsigned_short_int_Array_0[1] == ((unsigned short int) ((((unsigned_char_Array_0[0][0]) < (unsigned_char_Array_0[1][1])) ? (unsigned_char_Array_0[0][0]) : (unsigned_char_Array_0[1][1]))))) : 1) : 1) && (unsigned_short_int_Array_0[0] == ((unsigned short int) unsigned_char_Array_0[1][1]))) && (((last_1_unsigned_long_int_Array_0_0_ / signed_short_int_Array_0[0]) != (last_1_unsigned_char_Array_0_1__1_ - 64)) ? (unsigned_char_Array_0[0][0] == ((unsigned char) ((((unsigned_char_Array_0[1][0]) > (unsigned_char_Array_0[0][1])) ? (unsigned_char_Array_0[1][0]) : (unsigned_char_Array_0[0][1]))))) : (unsigned_char_Array_0[0][0] == ((unsigned char) ((((unsigned_char_Array_0[0][1]) < (unsigned_char_Array_0[1][0])) ? (unsigned_char_Array_0[0][1]) : (unsigned_char_Array_0[1][0]))))))=1, (((unsigned_short_int_Array_0[0] / signed_short_int_Array_0[0]) >= unsigned_short_int_Array_0[0]) ? (((- signed_short_int_Array_0[0]) > unsigned_short_int_Array_0[0]) ? (unsigned_short_int_Array_0[1] == ((unsigned short int) ((((unsigned_char_Array_0[0][0]) < (unsigned_char_Array_0[1][1])) ? (unsigned_char_Array_0[0][0]) : (unsigned_char_Array_0[1][1]))))) : 1) : 1) && (unsigned_short_int_Array_0[0] == ((unsigned short int) unsigned_char_Array_0[1][1]))=1, ((- (float_Array_0[0][0] / 0.6f)) > ((float_Array_0[0][1] + 3.25f) / ((((float_Array_0[1][1]) < (float_Array_0[1][0])) ? (float_Array_0[1][1]) : (float_Array_0[1][0]))))) ? (unsigned_long_int_Array_0[0] == ((unsigned long int) (500u + ((((unsigned_char_Array_0[1][0]) < (unsigned_char_Array_0[0][0])) ? (unsigned_char_Array_0[1][0]) : (unsigned_char_Array_0[0][0])))))) : (unsigned_long_int_Array_0[0] == ((unsigned long int) (unsigned_long_int_Array_0[1] - unsigned_char_Array_0[1][0])))=0, ((float_Array_0[1][1]) < (float_Array_0[1][0])) ? (float_Array_0[1][1]) : (float_Array_0[1][0])=11, ((last_1_unsigned_long_int_Array_0_0_ / signed_short_int_Array_0[0]) != (last_1_unsigned_char_Array_0_1__1_ - 64)) ? (unsigned_char_Array_0[0][0] == ((unsigned char) ((((unsigned_char_Array_0[1][0]) > (unsigned_char_Array_0[0][1])) ? (unsigned_char_Array_0[1][0]) : (unsigned_char_Array_0[0][1]))))) : (unsigned_char_Array_0[0][0] == ((unsigned char) ((((unsigned_char_Array_0[0][1]) < (unsigned_char_Array_0[1][0])) ? (unsigned_char_Array_0[0][1]) : (unsigned_char_Array_0[1][0])))))=1, ((unsigned_char_Array_0[1][0]) < (unsigned_char_Array_0[0][0])) ? (unsigned_char_Array_0[1][0]) : (unsigned_char_Array_0[0][0])=11, ((unsigned_char_Array_0[1][0]) > (unsigned_char_Array_0[0][1])) ? (unsigned_char_Array_0[1][0]) : (unsigned_char_Array_0[0][1])=11, ((unsigned_short_int_Array_0[0] / signed_short_int_Array_0[0]) >= unsigned_short_int_Array_0[0]) ? (((- signed_short_int_Array_0[0]) > unsigned_short_int_Array_0[0]) ? (unsigned_short_int_Array_0[1] == ((unsigned short int) ((((unsigned_char_Array_0[0][0]) < (unsigned_char_Array_0[1][1])) ? (unsigned_char_Array_0[0][0]) : (unsigned_char_Array_0[1][1]))))) : 1) : 1=1, float_Array_0={4:0}, float_Array_0[0][0]=10, float_Array_0[0][1]=2, float_Array_0[1][0]=9, float_Array_0[1][1]=11, float_Array_0[1][1]=11, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, signed_short_int_Array_0[0]=-24, signed_short_int_Array_0[0]=-24, unsigned_char_Array_0={6:0}, unsigned_char_Array_0[0][0]=11, unsigned_char_Array_0[0][0]=11, unsigned_char_Array_0[0][0]=11, unsigned_char_Array_0[0][1]=265, unsigned_char_Array_0[1][0]=11, unsigned_char_Array_0[1][0]=11, unsigned_char_Array_0[1][0]=11, unsigned_char_Array_0[1][1]=265, unsigned_long_int_Array_0={7:0}, unsigned_long_int_Array_0[0]=-4294967309, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0[0]=9, unsigned_short_int_Array_0[0]=9, unsigned_short_int_Array_0[0]=9] [L93] EXPR ((((((unsigned_short_int_Array_0[0] / signed_short_int_Array_0[0]) >= unsigned_short_int_Array_0[0]) ? (((- signed_short_int_Array_0[0]) > unsigned_short_int_Array_0[0]) ? (unsigned_short_int_Array_0[1] == ((unsigned short int) ((((unsigned_char_Array_0[0][0]) < (unsigned_char_Array_0[1][1])) ? (unsigned_char_Array_0[0][0]) : (unsigned_char_Array_0[1][1]))))) : 1) : 1) && (unsigned_short_int_Array_0[0] == ((unsigned short int) unsigned_char_Array_0[1][1]))) && (((last_1_unsigned_long_int_Array_0_0_ / signed_short_int_Array_0[0]) != (last_1_unsigned_char_Array_0_1__1_ - 64)) ? (unsigned_char_Array_0[0][0] == ((unsigned char) ((((unsigned_char_Array_0[1][0]) > (unsigned_char_Array_0[0][1])) ? (unsigned_char_Array_0[1][0]) : (unsigned_char_Array_0[0][1]))))) : (unsigned_char_Array_0[0][0] == ((unsigned char) ((((unsigned_char_Array_0[0][1]) < (unsigned_char_Array_0[1][0])) ? (unsigned_char_Array_0[0][1]) : (unsigned_char_Array_0[1][0]))))))) && (((- (float_Array_0[0][0] / 0.6f)) > ((float_Array_0[0][1] + 3.25f) / ((((float_Array_0[1][1]) < (float_Array_0[1][0])) ? (float_Array_0[1][1]) : (float_Array_0[1][0]))))) ? (unsigned_long_int_Array_0[0] == ((unsigned long int) (500u + ((((unsigned_char_Array_0[1][0]) < (unsigned_char_Array_0[0][0])) ? (unsigned_char_Array_0[1][0]) : (unsigned_char_Array_0[0][0])))))) : (unsigned_long_int_Array_0[0] == ((unsigned long int) (unsigned_long_int_Array_0[1] - unsigned_char_Array_0[1][0]))))) && (unsigned_char_Array_0[1][1] == ((unsigned char) unsigned_char_Array_0[0][1])) VAL [((((((unsigned_short_int_Array_0[0] / signed_short_int_Array_0[0]) >= unsigned_short_int_Array_0[0]) ? (((- signed_short_int_Array_0[0]) > unsigned_short_int_Array_0[0]) ? (unsigned_short_int_Array_0[1] == ((unsigned short int) ((((unsigned_char_Array_0[0][0]) < (unsigned_char_Array_0[1][1])) ? (unsigned_char_Array_0[0][0]) : (unsigned_char_Array_0[1][1]))))) : 1) : 1) && (unsigned_short_int_Array_0[0] == ((unsigned short int) unsigned_char_Array_0[1][1]))) && (((last_1_unsigned_long_int_Array_0_0_ / signed_short_int_Array_0[0]) != (last_1_unsigned_char_Array_0_1__1_ - 64)) ? (unsigned_char_Array_0[0][0] == ((unsigned char) ((((unsigned_char_Array_0[1][0]) > (unsigned_char_Array_0[0][1])) ? (unsigned_char_Array_0[1][0]) : (unsigned_char_Array_0[0][1]))))) : (unsigned_char_Array_0[0][0] == ((unsigned char) ((((unsigned_char_Array_0[0][1]) < (unsigned_char_Array_0[1][0])) ? (unsigned_char_Array_0[0][1]) : (unsigned_char_Array_0[1][0]))))))) && (((- (float_Array_0[0][0] / 0.6f)) > ((float_Array_0[0][1] + 3.25f) / ((((float_Array_0[1][1]) < (float_Array_0[1][0])) ? (float_Array_0[1][1]) : (float_Array_0[1][0]))))) ? (unsigned_long_int_Array_0[0] == ((unsigned long int) (500u + ((((unsigned_char_Array_0[1][0]) < (unsigned_char_Array_0[0][0])) ? (unsigned_char_Array_0[1][0]) : (unsigned_char_Array_0[0][0])))))) : (unsigned_long_int_Array_0[0] == ((unsigned long int) (unsigned_long_int_Array_0[1] - unsigned_char_Array_0[1][0]))))) && (unsigned_char_Array_0[1][1] == ((unsigned char) unsigned_char_Array_0[0][1]))=0, (((((unsigned_short_int_Array_0[0] / signed_short_int_Array_0[0]) >= unsigned_short_int_Array_0[0]) ? (((- signed_short_int_Array_0[0]) > unsigned_short_int_Array_0[0]) ? (unsigned_short_int_Array_0[1] == ((unsigned short int) ((((unsigned_char_Array_0[0][0]) < (unsigned_char_Array_0[1][1])) ? (unsigned_char_Array_0[0][0]) : (unsigned_char_Array_0[1][1]))))) : 1) : 1) && (unsigned_short_int_Array_0[0] == ((unsigned short int) unsigned_char_Array_0[1][1]))) && (((last_1_unsigned_long_int_Array_0_0_ / signed_short_int_Array_0[0]) != (last_1_unsigned_char_Array_0_1__1_ - 64)) ? (unsigned_char_Array_0[0][0] == ((unsigned char) ((((unsigned_char_Array_0[1][0]) > (unsigned_char_Array_0[0][1])) ? (unsigned_char_Array_0[1][0]) : (unsigned_char_Array_0[0][1]))))) : (unsigned_char_Array_0[0][0] == ((unsigned char) ((((unsigned_char_Array_0[0][1]) < (unsigned_char_Array_0[1][0])) ? (unsigned_char_Array_0[0][1]) : (unsigned_char_Array_0[1][0]))))))) && (((- (float_Array_0[0][0] / 0.6f)) > ((float_Array_0[0][1] + 3.25f) / ((((float_Array_0[1][1]) < (float_Array_0[1][0])) ? (float_Array_0[1][1]) : (float_Array_0[1][0]))))) ? (unsigned_long_int_Array_0[0] == ((unsigned long int) (500u + ((((unsigned_char_Array_0[1][0]) < (unsigned_char_Array_0[0][0])) ? (unsigned_char_Array_0[1][0]) : (unsigned_char_Array_0[0][0])))))) : (unsigned_long_int_Array_0[0] == ((unsigned long int) (unsigned_long_int_Array_0[1] - unsigned_char_Array_0[1][0]))))=0, ((((unsigned_short_int_Array_0[0] / signed_short_int_Array_0[0]) >= unsigned_short_int_Array_0[0]) ? (((- signed_short_int_Array_0[0]) > unsigned_short_int_Array_0[0]) ? (unsigned_short_int_Array_0[1] == ((unsigned short int) ((((unsigned_char_Array_0[0][0]) < (unsigned_char_Array_0[1][1])) ? (unsigned_char_Array_0[0][0]) : (unsigned_char_Array_0[1][1]))))) : 1) : 1) && (unsigned_short_int_Array_0[0] == ((unsigned short int) unsigned_char_Array_0[1][1]))) && (((last_1_unsigned_long_int_Array_0_0_ / signed_short_int_Array_0[0]) != (last_1_unsigned_char_Array_0_1__1_ - 64)) ? (unsigned_char_Array_0[0][0] == ((unsigned char) ((((unsigned_char_Array_0[1][0]) > (unsigned_char_Array_0[0][1])) ? (unsigned_char_Array_0[1][0]) : (unsigned_char_Array_0[0][1]))))) : (unsigned_char_Array_0[0][0] == ((unsigned char) ((((unsigned_char_Array_0[0][1]) < (unsigned_char_Array_0[1][0])) ? (unsigned_char_Array_0[0][1]) : (unsigned_char_Array_0[1][0]))))))=1, (((unsigned_short_int_Array_0[0] / signed_short_int_Array_0[0]) >= unsigned_short_int_Array_0[0]) ? (((- signed_short_int_Array_0[0]) > unsigned_short_int_Array_0[0]) ? (unsigned_short_int_Array_0[1] == ((unsigned short int) ((((unsigned_char_Array_0[0][0]) < (unsigned_char_Array_0[1][1])) ? (unsigned_char_Array_0[0][0]) : (unsigned_char_Array_0[1][1]))))) : 1) : 1) && (unsigned_short_int_Array_0[0] == ((unsigned short int) unsigned_char_Array_0[1][1]))=1, ((- (float_Array_0[0][0] / 0.6f)) > ((float_Array_0[0][1] + 3.25f) / ((((float_Array_0[1][1]) < (float_Array_0[1][0])) ? (float_Array_0[1][1]) : (float_Array_0[1][0]))))) ? (unsigned_long_int_Array_0[0] == ((unsigned long int) (500u + ((((unsigned_char_Array_0[1][0]) < (unsigned_char_Array_0[0][0])) ? (unsigned_char_Array_0[1][0]) : (unsigned_char_Array_0[0][0])))))) : (unsigned_long_int_Array_0[0] == ((unsigned long int) (unsigned_long_int_Array_0[1] - unsigned_char_Array_0[1][0])))=0, ((float_Array_0[1][1]) < (float_Array_0[1][0])) ? (float_Array_0[1][1]) : (float_Array_0[1][0])=11, ((last_1_unsigned_long_int_Array_0_0_ / signed_short_int_Array_0[0]) != (last_1_unsigned_char_Array_0_1__1_ - 64)) ? (unsigned_char_Array_0[0][0] == ((unsigned char) ((((unsigned_char_Array_0[1][0]) > (unsigned_char_Array_0[0][1])) ? (unsigned_char_Array_0[1][0]) : (unsigned_char_Array_0[0][1]))))) : (unsigned_char_Array_0[0][0] == ((unsigned char) ((((unsigned_char_Array_0[0][1]) < (unsigned_char_Array_0[1][0])) ? (unsigned_char_Array_0[0][1]) : (unsigned_char_Array_0[1][0])))))=1, ((unsigned_char_Array_0[1][0]) < (unsigned_char_Array_0[0][0])) ? (unsigned_char_Array_0[1][0]) : (unsigned_char_Array_0[0][0])=11, ((unsigned_char_Array_0[1][0]) > (unsigned_char_Array_0[0][1])) ? (unsigned_char_Array_0[1][0]) : (unsigned_char_Array_0[0][1])=11, ((unsigned_short_int_Array_0[0] / signed_short_int_Array_0[0]) >= unsigned_short_int_Array_0[0]) ? (((- signed_short_int_Array_0[0]) > unsigned_short_int_Array_0[0]) ? (unsigned_short_int_Array_0[1] == ((unsigned short int) ((((unsigned_char_Array_0[0][0]) < (unsigned_char_Array_0[1][1])) ? (unsigned_char_Array_0[0][0]) : (unsigned_char_Array_0[1][1]))))) : 1) : 1=1, float_Array_0={4:0}, float_Array_0[0][0]=10, float_Array_0[0][1]=2, float_Array_0[1][0]=9, float_Array_0[1][1]=11, float_Array_0[1][1]=11, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, signed_short_int_Array_0[0]=-24, signed_short_int_Array_0[0]=-24, unsigned_char_Array_0={6:0}, unsigned_char_Array_0[0][0]=11, unsigned_char_Array_0[0][0]=11, unsigned_char_Array_0[0][0]=11, unsigned_char_Array_0[0][1]=265, unsigned_char_Array_0[1][0]=11, unsigned_char_Array_0[1][0]=11, unsigned_char_Array_0[1][0]=11, unsigned_char_Array_0[1][1]=265, unsigned_long_int_Array_0={7:0}, unsigned_long_int_Array_0[0]=-4294967309, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0[0]=9, unsigned_short_int_Array_0[0]=9, unsigned_short_int_Array_0[0]=9] [L93-L94] return ((((((unsigned_short_int_Array_0[0] / signed_short_int_Array_0[0]) >= unsigned_short_int_Array_0[0]) ? (((- signed_short_int_Array_0[0]) > unsigned_short_int_Array_0[0]) ? (unsigned_short_int_Array_0[1] == ((unsigned short int) ((((unsigned_char_Array_0[0][0]) < (unsigned_char_Array_0[1][1])) ? (unsigned_char_Array_0[0][0]) : (unsigned_char_Array_0[1][1]))))) : 1) : 1) && (unsigned_short_int_Array_0[0] == ((unsigned short int) unsigned_char_Array_0[1][1]))) && (((last_1_unsigned_long_int_Array_0_0_ / signed_short_int_Array_0[0]) != (last_1_unsigned_char_Array_0_1__1_ - 64)) ? (unsigned_char_Array_0[0][0] == ((unsigned char) ((((unsigned_char_Array_0[1][0]) > (unsigned_char_Array_0[0][1])) ? (unsigned_char_Array_0[1][0]) : (unsigned_char_Array_0[0][1]))))) : (unsigned_char_Array_0[0][0] == ((unsigned char) ((((unsigned_char_Array_0[0][1]) < (unsigned_char_Array_0[1][0])) ? (unsigned_char_Array_0[0][1]) : (unsigned_char_Array_0[1][0]))))))) && (((- (float_Array_0[0][0] / 0.6f)) > ((float_Array_0[0][1] + 3.25f) / ((((float_Array_0[1][1]) < (float_Array_0[1][0])) ? (float_Array_0[1][1]) : (float_Array_0[1][0]))))) ? (unsigned_long_int_Array_0[0] == ((unsigned long int) (500u + ((((unsigned_char_Array_0[1][0]) < (unsigned_char_Array_0[0][0])) ? (unsigned_char_Array_0[1][0]) : (unsigned_char_Array_0[0][0])))))) : (unsigned_long_int_Array_0[0] == ((unsigned long int) (unsigned_long_int_Array_0[1] - unsigned_char_Array_0[1][0]))))) && (unsigned_char_Array_0[1][1] == ((unsigned char) unsigned_char_Array_0[0][1])) ; [L103] RET, EXPR property() [L103] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L19] reach_error() VAL [\old(cond)=0, cond=0, float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 110 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 86.5s, OverallIterations: 28, TraceHistogramMax: 15, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 36.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 6528 SdHoareTripleChecker+Valid, 28.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 6527 mSDsluCounter, 16799 SdHoareTripleChecker+Invalid, 26.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 13067 mSDsCounter, 157 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 10628 IncrementalHoareTripleChecker+Invalid, 10785 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 157 mSolverCounterUnsat, 3732 mSDtfsCounter, 10628 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 4194 GetRequests, 3821 SyntacticMatches, 0 SemanticMatches, 373 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 1235 ImplicationChecksByTransitivity, 10.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=406occurred in iteration=22, InterpolantAutomatonStates: 291, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.7s AutomataMinimizationTime, 27 MinimizatonAttempts, 1915 StatesRemovedByMinimization, 27 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 1.7s SsaConstructionTime, 4.6s SatisfiabilityAnalysisTime, 29.7s InterpolantComputationTime, 3766 NumberOfCodeBlocks, 3766 NumberOfCodeBlocksAsserted, 28 NumberOfCheckSat, 4001 ConstructedInterpolants, 3 QuantifiedInterpolants, 38055 SizeOfPredicates, 292 NumberOfNonLiveVariables, 12735 ConjunctsInSsa, 693 ConjunctsInUnsatCore, 30 InterpolantComputations, 26 PerfectInterpolantSequences, 12558/12600 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 RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-06 22:56:39,571 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/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 Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-4.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f0c11a71501857fba3402e4bb377289983d3b24a383b44d5d668b185a2e73be4 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 22:56:42,662 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 22:56:42,828 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-06 22:56:42,839 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 22:56:42,840 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 22:56:42,891 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 22:56:42,892 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 22:56:42,892 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 22:56:42,894 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 22:56:42,899 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 22:56:42,900 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 22:56:42,901 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 22:56:42,901 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 22:56:42,903 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 22:56:42,904 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-06 22:56:42,904 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-06 22:56:42,905 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-06 22:56:42,905 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 22:56:42,906 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-06 22:56:42,907 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 22:56:42,907 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-06 22:56:42,908 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-06 22:56:42,908 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-06 22:56:42,909 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-06 22:56:42,909 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-06 22:56:42,910 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 22:56:42,910 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 22:56:42,911 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 22:56:42,911 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 22:56:42,911 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 22:56:42,912 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:56:42,913 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 22:56:42,913 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 22:56:42,914 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-11-06 22:56:42,914 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-06 22:56:42,914 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-06 22:56:42,915 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-06 22:56:42,915 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-06 22:56:42,915 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-06 22:56:42,916 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 22:56:42,916 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-06 22:56:42,916 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-06 22:56:42,917 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_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f0c11a71501857fba3402e4bb377289983d3b24a383b44d5d668b185a2e73be4 [2023-11-06 22:56:43,464 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 22:56:43,505 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 22:56:43,509 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 22:56:43,511 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 22:56:43,512 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 22:56:43,514 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-4.i [2023-11-06 22:56:47,115 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 22:56:47,448 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 22:56:47,448 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-4.i [2023-11-06 22:56:47,460 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/data/7857182b6/947ae8569113434f8302998d9815f580/FLAG5b37453ab [2023-11-06 22:56:47,484 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/data/7857182b6/947ae8569113434f8302998d9815f580 [2023-11-06 22:56:47,492 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 22:56:47,494 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 22:56:47,498 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 22:56:47,499 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 22:56:47,506 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 22:56:47,507 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:56:47" (1/1) ... [2023-11-06 22:56:47,509 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b4d8535 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:56:47, skipping insertion in model container [2023-11-06 22:56:47,509 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:56:47" (1/1) ... [2023-11-06 22:56:47,566 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 22:56:47,820 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-4.i[915,928] [2023-11-06 22:56:47,987 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:56:48,019 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 22:56:48,038 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-4.i[915,928] [2023-11-06 22:56:48,156 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:56:48,264 INFO L206 MainTranslator]: Completed translation [2023-11-06 22:56:48,277 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:56:48 WrapperNode [2023-11-06 22:56:48,278 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 22:56:48,279 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 22:56:48,280 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 22:56:48,280 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 22:56:48,299 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:56:48" (1/1) ... [2023-11-06 22:56:48,324 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:56:48" (1/1) ... [2023-11-06 22:56:48,402 INFO L138 Inliner]: procedures = 36, calls = 161, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 443 [2023-11-06 22:56:48,405 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 22:56:48,407 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 22:56:48,407 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 22:56:48,407 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 22:56:48,420 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:56:48" (1/1) ... [2023-11-06 22:56:48,421 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:56:48" (1/1) ... [2023-11-06 22:56:48,443 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:56:48" (1/1) ... [2023-11-06 22:56:48,461 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:56:48" (1/1) ... [2023-11-06 22:56:48,506 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:56:48" (1/1) ... [2023-11-06 22:56:48,519 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:56:48" (1/1) ... [2023-11-06 22:56:48,540 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:56:48" (1/1) ... [2023-11-06 22:56:48,545 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:56:48" (1/1) ... [2023-11-06 22:56:48,561 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 22:56:48,574 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 22:56:48,574 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 22:56:48,574 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 22:56:48,575 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:56:48" (1/1) ... [2023-11-06 22:56:48,584 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:56:48,600 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:56:48,617 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-06 22:56:48,634 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-06 22:56:48,666 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-06 22:56:48,667 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2023-11-06 22:56:48,667 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2023-11-06 22:56:48,667 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-06 22:56:48,669 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-06 22:56:48,669 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2023-11-06 22:56:48,669 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-06 22:56:48,669 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2023-11-06 22:56:48,670 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2023-11-06 22:56:48,672 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2023-11-06 22:56:48,672 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-06 22:56:48,673 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-06 22:56:48,673 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 22:56:48,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 22:56:48,674 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2023-11-06 22:56:48,674 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2023-11-06 22:56:48,674 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-06 22:56:48,828 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 22:56:48,830 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 22:56:58,416 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 22:56:58,430 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 22:56:58,431 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-06 22:56:58,436 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:56:58 BoogieIcfgContainer [2023-11-06 22:56:58,436 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 22:56:58,440 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-06 22:56:58,441 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-06 22:56:58,445 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-06 22:56:58,447 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 10:56:47" (1/3) ... [2023-11-06 22:56:58,448 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@76dcec2a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:56:58, skipping insertion in model container [2023-11-06 22:56:58,450 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:56:48" (2/3) ... [2023-11-06 22:56:58,452 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@76dcec2a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:56:58, skipping insertion in model container [2023-11-06 22:56:58,454 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:56:58" (3/3) ... [2023-11-06 22:56:58,455 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-a_file-4.i [2023-11-06 22:56:58,480 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-06 22:56:58,480 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-06 22:56:58,571 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-06 22:56:58,581 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=LoopsAndPotentialCycles, 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;@46902e9, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-06 22:56:58,582 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-06 22:56:58,588 INFO L276 IsEmpty]: Start isEmpty. Operand has 110 states, 92 states have (on average 1.423913043478261) internal successors, (131), 93 states have internal predecessors, (131), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2023-11-06 22:56:58,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2023-11-06 22:56:58,615 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:56:58,617 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:56:58,618 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:56:58,626 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:56:58,627 INFO L85 PathProgramCache]: Analyzing trace with hash 1671071366, now seen corresponding path program 1 times [2023-11-06 22:56:58,650 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 22:56:58,651 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1567849983] [2023-11-06 22:56:58,651 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:56:58,652 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 [2023-11-06 22:56:58,652 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 22:56:58,659 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/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) [2023-11-06 22:56:58,743 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/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 [2023-11-06 22:56:59,103 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/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 [2023-11-06 22:56:59,104 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.AssertionError: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/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) with exit command (exit)) Received EOF on stdin. No stderr output. at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheck.(TraceCheck.java:236) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheck.(InterpolatingTraceCheck.java:91) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.(TraceCheckSpWp.java:131) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:101) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.isCorrect(IpTcStrategyModuleBase.java:57) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.checkFeasibility(AutomatonFreeRefinementEngine.java:210) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:121) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:85) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:82) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:431) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:366) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:415) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:302) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseSequentialProgram(TraceAbstractionStarter.java:262) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:175) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) 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) Caused by: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/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) with exit command (exit)) Received EOF on stdin. No stderr output. at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:262) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parseCheckSatResult(Executor.java:281) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Scriptor.checkSat(Scriptor.java:155) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.checkSat(WrapperScript.java:163) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.checkSat(WrapperScript.java:163) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.AnnotateAndAsserter.buildAnnotatedSsaAndAssertTerms(AnnotateAndAsserter.java:130) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheck.checkTrace(TraceCheck.java:317) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheck.(TraceCheck.java:215) ... 30 more Caused by: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: EOF at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser$Action$.CUP$do_action(Parser.java:1518) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser.do_action(Parser.java:701) at com.github.jhoenicke.javacup.runtime.LRParser.parse(LRParser.java:383) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:258) ... 37 more [2023-11-06 22:56:59,105 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/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 139 [2023-11-06 22:56:59,112 INFO L158 Benchmark]: Toolchain (without parser) took 11614.84ms. Allocated memory was 79.7MB in the beginning and 102.8MB in the end (delta: 23.1MB). Free memory was 55.5MB in the beginning and 63.1MB in the end (delta: -7.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-06 22:56:59,113 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 79.7MB. Free memory is still 54.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 22:56:59,114 INFO L158 Benchmark]: CACSL2BoogieTranslator took 780.17ms. Allocated memory is still 79.7MB. Free memory was 55.3MB in the beginning and 57.3MB in the end (delta: -2.0MB). Peak memory consumption was 19.0MB. Max. memory is 16.1GB. [2023-11-06 22:56:59,115 INFO L158 Benchmark]: Boogie Procedure Inliner took 125.84ms. Allocated memory is still 79.7MB. Free memory was 57.3MB in the beginning and 53.4MB in the end (delta: 3.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-06 22:56:59,116 INFO L158 Benchmark]: Boogie Preprocessor took 166.08ms. Allocated memory is still 79.7MB. Free memory was 53.4MB in the beginning and 49.5MB in the end (delta: 3.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-06 22:56:59,117 INFO L158 Benchmark]: RCFGBuilder took 9862.86ms. Allocated memory was 79.7MB in the beginning and 102.8MB in the end (delta: 23.1MB). Free memory was 49.5MB in the beginning and 59.7MB in the end (delta: -10.2MB). Peak memory consumption was 19.2MB. Max. memory is 16.1GB. [2023-11-06 22:56:59,118 INFO L158 Benchmark]: TraceAbstraction took 667.40ms. Allocated memory is still 102.8MB. Free memory was 59.3MB in the beginning and 63.1MB in the end (delta: -3.8MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 22:56:59,122 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 79.7MB. Free memory is still 54.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 780.17ms. Allocated memory is still 79.7MB. Free memory was 55.3MB in the beginning and 57.3MB in the end (delta: -2.0MB). Peak memory consumption was 19.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 125.84ms. Allocated memory is still 79.7MB. Free memory was 57.3MB in the beginning and 53.4MB in the end (delta: 3.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 166.08ms. Allocated memory is still 79.7MB. Free memory was 53.4MB in the beginning and 49.5MB in the end (delta: 3.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 9862.86ms. Allocated memory was 79.7MB in the beginning and 102.8MB in the end (delta: 23.1MB). Free memory was 49.5MB in the beginning and 59.7MB in the end (delta: -10.2MB). Peak memory consumption was 19.2MB. Max. memory is 16.1GB. * TraceAbstraction took 667.40ms. Allocated memory is still 102.8MB. Free memory was 59.3MB in the beginning and 63.1MB in the end (delta: -3.8MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: AssertionError: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/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) with exit command (exit)) Received EOF on stdin. No stderr output. de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: AssertionError: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/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) with exit command (exit)) Received EOF on stdin. No stderr output.: de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheck.(TraceCheck.java:236) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-06 22:56:59,194 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/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: ERROR: ExceptionOrErrorResult: AssertionError: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8c8438-6c9f-4fe1-b8bd-e8c7cb9a1a8a/bin/uautomizer-verify-WvqO1wxjHP/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) with exit command (exit)) Received EOF on stdin. No stderr output.