./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-42.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6497de01 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d8f2d4-778d-4c31-81ef-5e27429a747d/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d8f2d4-778d-4c31-81ef-5e27429a747d/bin/uautomizer-verify-LYvppIcaGC/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d8f2d4-778d-4c31-81ef-5e27429a747d/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d8f2d4-778d-4c31-81ef-5e27429a747d/bin/uautomizer-verify-LYvppIcaGC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-42.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d8f2d4-778d-4c31-81ef-5e27429a747d/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d8f2d4-778d-4c31-81ef-5e27429a747d/bin/uautomizer-verify-LYvppIcaGC --witnessprinter.witness.filename witness --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 3d976df0441559782faf2252bd19993d5a8987fee3e7cd12d006e6d9859f8f01 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-6497de0 [2024-11-23 23:56:03,479 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-23 23:56:03,592 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d8f2d4-778d-4c31-81ef-5e27429a747d/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-23 23:56:03,603 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-23 23:56:03,604 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-23 23:56:03,644 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-23 23:56:03,645 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-23 23:56:03,645 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-23 23:56:03,646 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-23 23:56:03,646 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-23 23:56:03,647 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-23 23:56:03,647 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-23 23:56:03,648 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-23 23:56:03,648 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-23 23:56:03,648 INFO L153 SettingsManager]: * Use SBE=true [2024-11-23 23:56:03,648 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-23 23:56:03,649 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-23 23:56:03,649 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-23 23:56:03,649 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-23 23:56:03,649 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-23 23:56:03,650 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-23 23:56:03,650 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-23 23:56:03,650 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-23 23:56:03,650 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-23 23:56:03,650 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-23 23:56:03,651 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-23 23:56:03,651 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-23 23:56:03,651 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-23 23:56:03,651 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-23 23:56:03,651 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-23 23:56:03,651 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-23 23:56:03,652 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-23 23:56:03,652 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 23:56:03,653 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-23 23:56:03,653 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-23 23:56:03,653 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-23 23:56:03,653 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-23 23:56:03,653 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 23:56:03,653 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-23 23:56:03,654 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-23 23:56:03,654 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-23 23:56:03,654 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-23 23:56:03,654 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-23 23:56:03,654 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-23 23:56:03,654 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-23 23:56:03,654 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-23 23:56:03,654 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-23 23:56:03,654 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-23 23:56:03,655 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d8f2d4-778d-4c31-81ef-5e27429a747d/bin/uautomizer-verify-LYvppIcaGC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! 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 -> 3d976df0441559782faf2252bd19993d5a8987fee3e7cd12d006e6d9859f8f01 [2024-11-23 23:56:04,022 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-23 23:56:04,034 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-23 23:56:04,038 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-23 23:56:04,039 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-23 23:56:04,040 INFO L274 PluginConnector]: CDTParser initialized [2024-11-23 23:56:04,041 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d8f2d4-778d-4c31-81ef-5e27429a747d/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-42.i [2024-11-23 23:56:07,328 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d8f2d4-778d-4c31-81ef-5e27429a747d/bin/uautomizer-verify-LYvppIcaGC/data/b82ae7936/48393dac57824f5ebbebd73693afebb7/FLAGfd3b182c3 [2024-11-23 23:56:07,691 INFO L384 CDTParser]: Found 1 translation units. [2024-11-23 23:56:07,695 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d8f2d4-778d-4c31-81ef-5e27429a747d/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-42.i [2024-11-23 23:56:07,721 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d8f2d4-778d-4c31-81ef-5e27429a747d/bin/uautomizer-verify-LYvppIcaGC/data/b82ae7936/48393dac57824f5ebbebd73693afebb7/FLAGfd3b182c3 [2024-11-23 23:56:07,745 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d8f2d4-778d-4c31-81ef-5e27429a747d/bin/uautomizer-verify-LYvppIcaGC/data/b82ae7936/48393dac57824f5ebbebd73693afebb7 [2024-11-23 23:56:07,749 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-23 23:56:07,751 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-23 23:56:07,754 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-23 23:56:07,754 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-23 23:56:07,760 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-23 23:56:07,761 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 11:56:07" (1/1) ... [2024-11-23 23:56:07,764 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@590ab435 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:56:07, skipping insertion in model container [2024-11-23 23:56:07,765 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 11:56:07" (1/1) ... [2024-11-23 23:56:07,795 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-23 23:56:08,014 WARN L250 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_53d8f2d4-778d-4c31-81ef-5e27429a747d/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-42.i[917,930] [2024-11-23 23:56:08,132 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-23 23:56:08,156 INFO L200 MainTranslator]: Completed pre-run [2024-11-23 23:56:08,174 WARN L250 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_53d8f2d4-778d-4c31-81ef-5e27429a747d/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-42.i[917,930] [2024-11-23 23:56:08,249 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-23 23:56:08,280 INFO L204 MainTranslator]: Completed translation [2024-11-23 23:56:08,281 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:56:08 WrapperNode [2024-11-23 23:56:08,282 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-23 23:56:08,285 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-23 23:56:08,286 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-23 23:56:08,286 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-23 23:56:08,292 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:56:08" (1/1) ... [2024-11-23 23:56:08,304 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:56:08" (1/1) ... [2024-11-23 23:56:08,354 INFO L138 Inliner]: procedures = 30, calls = 138, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 446 [2024-11-23 23:56:08,355 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-23 23:56:08,355 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-23 23:56:08,355 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-23 23:56:08,355 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-23 23:56:08,363 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:56:08" (1/1) ... [2024-11-23 23:56:08,363 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:56:08" (1/1) ... [2024-11-23 23:56:08,368 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:56:08" (1/1) ... [2024-11-23 23:56:08,375 WARN L109 MemorySlicer]: Omit memory slicing because it failed with the following exception: Unsupported: Memory array in LHS [2024-11-23 23:56:08,376 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:56:08" (1/1) ... [2024-11-23 23:56:08,376 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:56:08" (1/1) ... [2024-11-23 23:56:08,390 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:56:08" (1/1) ... [2024-11-23 23:56:08,392 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:56:08" (1/1) ... [2024-11-23 23:56:08,397 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:56:08" (1/1) ... [2024-11-23 23:56:08,400 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:56:08" (1/1) ... [2024-11-23 23:56:08,402 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:56:08" (1/1) ... [2024-11-23 23:56:08,409 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-23 23:56:08,410 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-23 23:56:08,410 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-23 23:56:08,410 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-23 23:56:08,416 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:56:08" (1/1) ... [2024-11-23 23:56:08,432 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 23:56:08,448 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d8f2d4-778d-4c31-81ef-5e27429a747d/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 23:56:08,468 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d8f2d4-778d-4c31-81ef-5e27429a747d/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-23 23:56:08,472 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d8f2d4-778d-4c31-81ef-5e27429a747d/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-23 23:56:08,504 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-23 23:56:08,504 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real [2024-11-23 23:56:08,504 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2024-11-23 23:56:08,505 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2024-11-23 23:56:08,505 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-23 23:56:08,505 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2024-11-23 23:56:08,505 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-23 23:56:08,505 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-23 23:56:08,505 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-23 23:56:08,505 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-23 23:56:08,505 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-23 23:56:08,506 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-23 23:56:08,710 INFO L234 CfgBuilder]: Building ICFG [2024-11-23 23:56:08,714 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-23 23:56:09,451 INFO L? ?]: Removed 122 outVars from TransFormulas that were not future-live. [2024-11-23 23:56:09,451 INFO L283 CfgBuilder]: Performing block encoding [2024-11-23 23:56:09,464 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-23 23:56:09,465 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-23 23:56:09,465 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 11:56:09 BoogieIcfgContainer [2024-11-23 23:56:09,465 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-23 23:56:09,468 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-23 23:56:09,468 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-23 23:56:09,474 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-23 23:56:09,475 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 11:56:07" (1/3) ... [2024-11-23 23:56:09,475 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@763ed518 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 11:56:09, skipping insertion in model container [2024-11-23 23:56:09,475 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:56:08" (2/3) ... [2024-11-23 23:56:09,476 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@763ed518 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 11:56:09, skipping insertion in model container [2024-11-23 23:56:09,476 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 11:56:09" (3/3) ... [2024-11-23 23:56:09,477 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-sp_file-42.i [2024-11-23 23:56:09,522 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-23 23:56:09,524 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_variablewrapping_wrapper-sp_file-42.i that has 2 procedures, 100 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-23 23:56:09,602 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-23 23:56:09,622 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@44d0bad7, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-23 23:56:09,623 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-23 23:56:09,628 INFO L276 IsEmpty]: Start isEmpty. Operand has 100 states, 86 states have (on average 1.4186046511627908) internal successors, (122), 87 states have internal predecessors, (122), 11 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2024-11-23 23:56:09,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2024-11-23 23:56:09,640 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:56:09,641 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 23:56:09,641 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 23:56:09,650 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:56:09,650 INFO L85 PathProgramCache]: Analyzing trace with hash -442351924, now seen corresponding path program 1 times [2024-11-23 23:56:09,659 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 23:56:09,660 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [908863094] [2024-11-23 23:56:09,660 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:56:09,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:56:09,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:56:10,104 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 200 trivial. 0 not checked. [2024-11-23 23:56:10,105 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 23:56:10,105 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [908863094] [2024-11-23 23:56:10,109 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [908863094] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-23 23:56:10,109 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1661226068] [2024-11-23 23:56:10,109 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:56:10,110 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-23 23:56:10,110 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d8f2d4-778d-4c31-81ef-5e27429a747d/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 23:56:10,115 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d8f2d4-778d-4c31-81ef-5e27429a747d/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-23 23:56:10,117 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d8f2d4-778d-4c31-81ef-5e27429a747d/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-23 23:56:10,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:56:10,489 INFO L256 TraceCheckSpWp]: Trace formula consists of 452 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-23 23:56:10,521 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 23:56:10,558 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 200 trivial. 0 not checked. [2024-11-23 23:56:10,558 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-23 23:56:10,558 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1661226068] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 23:56:10,558 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-23 23:56:10,561 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-23 23:56:10,563 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1122982559] [2024-11-23 23:56:10,564 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 23:56:10,568 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-23 23:56:10,569 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 23:56:10,596 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-23 23:56:10,597 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-23 23:56:10,599 INFO L87 Difference]: Start difference. First operand has 100 states, 86 states have (on average 1.4186046511627908) internal successors, (122), 87 states have internal predecessors, (122), 11 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) Second operand has 2 states, 2 states have (on average 26.5) internal successors, (53), 2 states have internal predecessors, (53), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 2 states have call successors, (11) [2024-11-23 23:56:10,636 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 23:56:10,636 INFO L93 Difference]: Finished difference Result 193 states and 293 transitions. [2024-11-23 23:56:10,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-23 23:56:10,639 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 26.5) internal successors, (53), 2 states have internal predecessors, (53), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 2 states have call successors, (11) Word has length 103 [2024-11-23 23:56:10,639 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 23:56:10,646 INFO L225 Difference]: With dead ends: 193 [2024-11-23 23:56:10,647 INFO L226 Difference]: Without dead ends: 96 [2024-11-23 23:56:10,650 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 104 GetRequests, 104 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-23 23:56:10,654 INFO L435 NwaCegarLoop]: 135 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 135 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-23 23:56:10,655 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 135 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-23 23:56:10,672 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96 states. [2024-11-23 23:56:10,708 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96 to 96. [2024-11-23 23:56:10,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 96 states, 83 states have (on average 1.3614457831325302) internal successors, (113), 83 states have internal predecessors, (113), 11 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2024-11-23 23:56:10,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 135 transitions. [2024-11-23 23:56:10,726 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 135 transitions. Word has length 103 [2024-11-23 23:56:10,727 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 23:56:10,727 INFO L471 AbstractCegarLoop]: Abstraction has 96 states and 135 transitions. [2024-11-23 23:56:10,727 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 26.5) internal successors, (53), 2 states have internal predecessors, (53), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 2 states have call successors, (11) [2024-11-23 23:56:10,727 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 135 transitions. [2024-11-23 23:56:10,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2024-11-23 23:56:10,734 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:56:10,735 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 23:56:10,747 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d8f2d4-778d-4c31-81ef-5e27429a747d/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-23 23:56:10,937 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d8f2d4-778d-4c31-81ef-5e27429a747d/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-23 23:56:10,938 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 23:56:10,938 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:56:10,939 INFO L85 PathProgramCache]: Analyzing trace with hash -1647712550, now seen corresponding path program 1 times [2024-11-23 23:56:10,939 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 23:56:10,939 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [654345012] [2024-11-23 23:56:10,939 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:56:10,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:56:11,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:56:11,934 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-11-23 23:56:11,938 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 23:56:11,938 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [654345012] [2024-11-23 23:56:11,938 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [654345012] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 23:56:11,938 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 23:56:11,939 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-23 23:56:11,939 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [110942025] [2024-11-23 23:56:11,939 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 23:56:11,940 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-23 23:56:11,940 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 23:56:11,941 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-23 23:56:11,943 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 23:56:11,944 INFO L87 Difference]: Start difference. First operand 96 states and 135 transitions. Second operand has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-23 23:56:11,986 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 23:56:11,989 INFO L93 Difference]: Finished difference Result 187 states and 264 transitions. [2024-11-23 23:56:11,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-23 23:56:11,990 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 103 [2024-11-23 23:56:11,991 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 23:56:11,992 INFO L225 Difference]: With dead ends: 187 [2024-11-23 23:56:11,992 INFO L226 Difference]: Without dead ends: 94 [2024-11-23 23:56:11,994 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 23:56:11,995 INFO L435 NwaCegarLoop]: 130 mSDtfsCounter, 0 mSDsluCounter, 127 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 257 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-23 23:56:11,997 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 257 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-23 23:56:11,998 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94 states. [2024-11-23 23:56:12,009 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94 to 94. [2024-11-23 23:56:12,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 94 states, 81 states have (on average 1.345679012345679) internal successors, (109), 81 states have internal predecessors, (109), 11 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2024-11-23 23:56:12,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 131 transitions. [2024-11-23 23:56:12,012 INFO L78 Accepts]: Start accepts. Automaton has 94 states and 131 transitions. Word has length 103 [2024-11-23 23:56:12,013 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 23:56:12,013 INFO L471 AbstractCegarLoop]: Abstraction has 94 states and 131 transitions. [2024-11-23 23:56:12,014 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-23 23:56:12,014 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 131 transitions. [2024-11-23 23:56:12,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2024-11-23 23:56:12,017 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:56:12,017 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 23:56:12,017 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-23 23:56:12,017 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 23:56:12,021 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:56:12,021 INFO L85 PathProgramCache]: Analyzing trace with hash 808357329, now seen corresponding path program 1 times [2024-11-23 23:56:12,021 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 23:56:12,021 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [962285505] [2024-11-23 23:56:12,022 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:56:12,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:56:12,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:56:13,049 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-11-23 23:56:13,049 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 23:56:13,049 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [962285505] [2024-11-23 23:56:13,050 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [962285505] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 23:56:13,050 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 23:56:13,050 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-23 23:56:13,050 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1805370059] [2024-11-23 23:56:13,050 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 23:56:13,050 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-23 23:56:13,051 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 23:56:13,053 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-23 23:56:13,054 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-23 23:56:13,054 INFO L87 Difference]: Start difference. First operand 94 states and 131 transitions. Second operand has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-23 23:56:13,334 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 23:56:13,338 INFO L93 Difference]: Finished difference Result 185 states and 259 transitions. [2024-11-23 23:56:13,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-23 23:56:13,339 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 103 [2024-11-23 23:56:13,339 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 23:56:13,340 INFO L225 Difference]: With dead ends: 185 [2024-11-23 23:56:13,343 INFO L226 Difference]: Without dead ends: 94 [2024-11-23 23:56:13,344 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-23 23:56:13,345 INFO L435 NwaCegarLoop]: 128 mSDtfsCounter, 0 mSDsluCounter, 208 mSDsCounter, 0 mSdLazyCounter, 52 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 336 SdHoareTripleChecker+Invalid, 52 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 52 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-23 23:56:13,345 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 336 Invalid, 52 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 52 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-23 23:56:13,346 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94 states. [2024-11-23 23:56:13,357 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94 to 94. [2024-11-23 23:56:13,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 94 states, 81 states have (on average 1.3333333333333333) internal successors, (108), 81 states have internal predecessors, (108), 11 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2024-11-23 23:56:13,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 130 transitions. [2024-11-23 23:56:13,364 INFO L78 Accepts]: Start accepts. Automaton has 94 states and 130 transitions. Word has length 103 [2024-11-23 23:56:13,364 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 23:56:13,364 INFO L471 AbstractCegarLoop]: Abstraction has 94 states and 130 transitions. [2024-11-23 23:56:13,365 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-23 23:56:13,365 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 130 transitions. [2024-11-23 23:56:13,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2024-11-23 23:56:13,370 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:56:13,371 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 23:56:13,371 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-23 23:56:13,371 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 23:56:13,371 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:56:13,372 INFO L85 PathProgramCache]: Analyzing trace with hash 948905939, now seen corresponding path program 1 times [2024-11-23 23:56:13,372 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 23:56:13,372 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [825977295] [2024-11-23 23:56:13,372 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:56:13,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:56:13,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:56:14,102 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-11-23 23:56:14,102 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 23:56:14,104 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [825977295] [2024-11-23 23:56:14,104 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [825977295] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 23:56:14,104 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 23:56:14,105 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-23 23:56:14,105 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [690012155] [2024-11-23 23:56:14,105 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 23:56:14,105 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-23 23:56:14,106 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 23:56:14,106 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-23 23:56:14,106 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-23 23:56:14,107 INFO L87 Difference]: Start difference. First operand 94 states and 130 transitions. Second operand has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-23 23:56:14,295 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 23:56:14,295 INFO L93 Difference]: Finished difference Result 185 states and 257 transitions. [2024-11-23 23:56:14,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-23 23:56:14,297 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 103 [2024-11-23 23:56:14,297 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 23:56:14,298 INFO L225 Difference]: With dead ends: 185 [2024-11-23 23:56:14,298 INFO L226 Difference]: Without dead ends: 94 [2024-11-23 23:56:14,299 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-23 23:56:14,300 INFO L435 NwaCegarLoop]: 126 mSDtfsCounter, 0 mSDsluCounter, 204 mSDsCounter, 0 mSdLazyCounter, 55 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 330 SdHoareTripleChecker+Invalid, 55 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 55 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-23 23:56:14,300 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 330 Invalid, 55 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 55 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-23 23:56:14,301 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94 states. [2024-11-23 23:56:14,307 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94 to 94. [2024-11-23 23:56:14,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 94 states, 81 states have (on average 1.3209876543209877) internal successors, (107), 81 states have internal predecessors, (107), 11 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2024-11-23 23:56:14,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 129 transitions. [2024-11-23 23:56:14,309 INFO L78 Accepts]: Start accepts. Automaton has 94 states and 129 transitions. Word has length 103 [2024-11-23 23:56:14,310 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 23:56:14,310 INFO L471 AbstractCegarLoop]: Abstraction has 94 states and 129 transitions. [2024-11-23 23:56:14,310 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-23 23:56:14,310 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 129 transitions. [2024-11-23 23:56:14,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2024-11-23 23:56:14,312 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:56:14,312 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 23:56:14,313 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-23 23:56:14,313 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 23:56:14,313 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:56:14,313 INFO L85 PathProgramCache]: Analyzing trace with hash -62211311, now seen corresponding path program 1 times [2024-11-23 23:56:14,314 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 23:56:14,314 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [324980108] [2024-11-23 23:56:14,314 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:56:14,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:56:14,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:56:23,373 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-11-23 23:56:23,376 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 23:56:23,376 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [324980108] [2024-11-23 23:56:23,376 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [324980108] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 23:56:23,376 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 23:56:23,377 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2024-11-23 23:56:23,377 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [587051773] [2024-11-23 23:56:23,377 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 23:56:23,378 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-23 23:56:23,378 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 23:56:23,379 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-23 23:56:23,379 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=138, Unknown=0, NotChecked=0, Total=182 [2024-11-23 23:56:23,379 INFO L87 Difference]: Start difference. First operand 94 states and 129 transitions. Second operand has 14 states, 14 states have (on average 3.642857142857143) internal successors, (51), 14 states have internal predecessors, (51), 3 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) [2024-11-23 23:56:24,783 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 23:56:24,783 INFO L93 Difference]: Finished difference Result 280 states and 386 transitions. [2024-11-23 23:56:24,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-23 23:56:24,784 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 3.642857142857143) internal successors, (51), 14 states have internal predecessors, (51), 3 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) Word has length 103 [2024-11-23 23:56:24,785 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 23:56:24,787 INFO L225 Difference]: With dead ends: 280 [2024-11-23 23:56:24,787 INFO L226 Difference]: Without dead ends: 189 [2024-11-23 23:56:24,788 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 52 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=81, Invalid=261, Unknown=0, NotChecked=0, Total=342 [2024-11-23 23:56:24,789 INFO L435 NwaCegarLoop]: 78 mSDtfsCounter, 239 mSDsluCounter, 362 mSDsCounter, 0 mSdLazyCounter, 367 mSolverCounterSat, 26 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 239 SdHoareTripleChecker+Valid, 440 SdHoareTripleChecker+Invalid, 393 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 26 IncrementalHoareTripleChecker+Valid, 367 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-23 23:56:24,789 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [239 Valid, 440 Invalid, 393 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [26 Valid, 367 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-23 23:56:24,793 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 189 states. [2024-11-23 23:56:24,861 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 189 to 157. [2024-11-23 23:56:24,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 157 states, 132 states have (on average 1.303030303030303) internal successors, (172), 132 states have internal predecessors, (172), 22 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2024-11-23 23:56:24,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 157 states and 216 transitions. [2024-11-23 23:56:24,867 INFO L78 Accepts]: Start accepts. Automaton has 157 states and 216 transitions. Word has length 103 [2024-11-23 23:56:24,867 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 23:56:24,867 INFO L471 AbstractCegarLoop]: Abstraction has 157 states and 216 transitions. [2024-11-23 23:56:24,868 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 3.642857142857143) internal successors, (51), 14 states have internal predecessors, (51), 3 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) [2024-11-23 23:56:24,868 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 216 transitions. [2024-11-23 23:56:24,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2024-11-23 23:56:24,874 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:56:24,875 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 23:56:24,875 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-23 23:56:24,875 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 23:56:24,875 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:56:24,876 INFO L85 PathProgramCache]: Analyzing trace with hash 638853267, now seen corresponding path program 1 times [2024-11-23 23:56:24,876 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 23:56:24,876 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1441628740] [2024-11-23 23:56:24,876 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:56:24,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:56:25,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:56:30,155 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-11-23 23:56:30,155 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 23:56:30,155 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1441628740] [2024-11-23 23:56:30,156 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1441628740] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 23:56:30,156 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 23:56:30,156 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2024-11-23 23:56:30,156 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [383435586] [2024-11-23 23:56:30,156 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 23:56:30,157 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-11-23 23:56:30,157 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 23:56:30,158 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-11-23 23:56:30,158 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=197, Unknown=0, NotChecked=0, Total=240 [2024-11-23 23:56:30,159 INFO L87 Difference]: Start difference. First operand 157 states and 216 transitions. Second operand has 16 states, 16 states have (on average 3.1875) internal successors, (51), 16 states have internal predecessors, (51), 3 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) [2024-11-23 23:56:31,752 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 23:56:31,752 INFO L93 Difference]: Finished difference Result 302 states and 417 transitions. [2024-11-23 23:56:31,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-23 23:56:31,753 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 3.1875) internal successors, (51), 16 states have internal predecessors, (51), 3 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) Word has length 103 [2024-11-23 23:56:31,754 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 23:56:31,755 INFO L225 Difference]: With dead ends: 302 [2024-11-23 23:56:31,756 INFO L226 Difference]: Without dead ends: 211 [2024-11-23 23:56:31,757 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 7 SyntacticMatches, 2 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 118 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=96, Invalid=456, Unknown=0, NotChecked=0, Total=552 [2024-11-23 23:56:31,758 INFO L435 NwaCegarLoop]: 78 mSDtfsCounter, 226 mSDsluCounter, 546 mSDsCounter, 0 mSdLazyCounter, 565 mSolverCounterSat, 26 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 226 SdHoareTripleChecker+Valid, 624 SdHoareTripleChecker+Invalid, 591 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 26 IncrementalHoareTripleChecker+Valid, 565 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-11-23 23:56:31,758 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [226 Valid, 624 Invalid, 591 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [26 Valid, 565 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-11-23 23:56:31,759 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 211 states. [2024-11-23 23:56:31,788 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 211 to 175. [2024-11-23 23:56:31,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 175 states, 150 states have (on average 1.3066666666666666) internal successors, (196), 150 states have internal predecessors, (196), 22 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2024-11-23 23:56:31,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 175 states and 240 transitions. [2024-11-23 23:56:31,791 INFO L78 Accepts]: Start accepts. Automaton has 175 states and 240 transitions. Word has length 103 [2024-11-23 23:56:31,791 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 23:56:31,791 INFO L471 AbstractCegarLoop]: Abstraction has 175 states and 240 transitions. [2024-11-23 23:56:31,792 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 3.1875) internal successors, (51), 16 states have internal predecessors, (51), 3 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) [2024-11-23 23:56:31,792 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 240 transitions. [2024-11-23 23:56:31,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2024-11-23 23:56:31,794 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:56:31,794 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 23:56:31,794 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-23 23:56:31,795 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 23:56:31,795 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:56:31,795 INFO L85 PathProgramCache]: Analyzing trace with hash -432373780, now seen corresponding path program 1 times [2024-11-23 23:56:31,796 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 23:56:31,796 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [93734332] [2024-11-23 23:56:31,796 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:56:31,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:56:31,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:56:32,047 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-11-23 23:56:32,048 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 23:56:32,048 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [93734332] [2024-11-23 23:56:32,048 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [93734332] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 23:56:32,048 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 23:56:32,049 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-23 23:56:32,049 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2103919552] [2024-11-23 23:56:32,049 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 23:56:32,049 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-23 23:56:32,050 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 23:56:32,051 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-23 23:56:32,051 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 23:56:32,051 INFO L87 Difference]: Start difference. First operand 175 states and 240 transitions. Second operand has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-23 23:56:32,109 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 23:56:32,109 INFO L93 Difference]: Finished difference Result 266 states and 365 transitions. [2024-11-23 23:56:32,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-23 23:56:32,112 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 103 [2024-11-23 23:56:32,112 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 23:56:32,116 INFO L225 Difference]: With dead ends: 266 [2024-11-23 23:56:32,116 INFO L226 Difference]: Without dead ends: 169 [2024-11-23 23:56:32,116 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 23:56:32,117 INFO L435 NwaCegarLoop]: 124 mSDtfsCounter, 0 mSDsluCounter, 121 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 245 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-23 23:56:32,118 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 245 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-23 23:56:32,118 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 169 states. [2024-11-23 23:56:32,157 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 169 to 169. [2024-11-23 23:56:32,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 169 states, 144 states have (on average 1.2777777777777777) internal successors, (184), 144 states have internal predecessors, (184), 22 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2024-11-23 23:56:32,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 169 states and 228 transitions. [2024-11-23 23:56:32,161 INFO L78 Accepts]: Start accepts. Automaton has 169 states and 228 transitions. Word has length 103 [2024-11-23 23:56:32,161 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 23:56:32,161 INFO L471 AbstractCegarLoop]: Abstraction has 169 states and 228 transitions. [2024-11-23 23:56:32,162 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-23 23:56:32,162 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 228 transitions. [2024-11-23 23:56:32,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2024-11-23 23:56:32,164 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:56:32,164 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 23:56:32,164 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-23 23:56:32,164 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 23:56:32,165 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:56:32,165 INFO L85 PathProgramCache]: Analyzing trace with hash 1666529809, now seen corresponding path program 1 times [2024-11-23 23:56:32,165 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 23:56:32,165 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [615189337] [2024-11-23 23:56:32,165 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:56:32,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:56:32,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:56:36,578 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-11-23 23:56:36,578 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 23:56:36,578 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [615189337] [2024-11-23 23:56:36,578 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [615189337] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 23:56:36,578 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 23:56:36,579 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2024-11-23 23:56:36,579 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1377016969] [2024-11-23 23:56:36,579 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 23:56:36,579 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-11-23 23:56:36,579 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 23:56:36,583 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-11-23 23:56:36,583 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=161, Unknown=0, NotChecked=0, Total=210 [2024-11-23 23:56:36,584 INFO L87 Difference]: Start difference. First operand 169 states and 228 transitions. Second operand has 15 states, 14 states have (on average 3.642857142857143) internal successors, (51), 15 states have internal predecessors, (51), 3 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 2 states have call predecessors, (11), 3 states have call successors, (11) [2024-11-23 23:56:37,959 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 23:56:37,959 INFO L93 Difference]: Finished difference Result 260 states and 353 transitions. [2024-11-23 23:56:37,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-23 23:56:37,960 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 3.642857142857143) internal successors, (51), 15 states have internal predecessors, (51), 3 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 2 states have call predecessors, (11), 3 states have call successors, (11) Word has length 103 [2024-11-23 23:56:37,960 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 23:56:37,961 INFO L225 Difference]: With dead ends: 260 [2024-11-23 23:56:37,961 INFO L226 Difference]: Without dead ends: 171 [2024-11-23 23:56:37,962 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 64 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=113, Invalid=307, Unknown=0, NotChecked=0, Total=420 [2024-11-23 23:56:37,963 INFO L435 NwaCegarLoop]: 73 mSDtfsCounter, 239 mSDsluCounter, 327 mSDsCounter, 0 mSdLazyCounter, 433 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 240 SdHoareTripleChecker+Valid, 400 SdHoareTripleChecker+Invalid, 444 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 433 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-23 23:56:37,963 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [240 Valid, 400 Invalid, 444 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 433 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-23 23:56:37,964 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 171 states. [2024-11-23 23:56:38,001 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 171 to 153. [2024-11-23 23:56:38,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 153 states, 128 states have (on average 1.2734375) internal successors, (163), 128 states have internal predecessors, (163), 22 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2024-11-23 23:56:38,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 153 states and 207 transitions. [2024-11-23 23:56:38,004 INFO L78 Accepts]: Start accepts. Automaton has 153 states and 207 transitions. Word has length 103 [2024-11-23 23:56:38,005 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 23:56:38,005 INFO L471 AbstractCegarLoop]: Abstraction has 153 states and 207 transitions. [2024-11-23 23:56:38,005 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 3.642857142857143) internal successors, (51), 15 states have internal predecessors, (51), 3 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 2 states have call predecessors, (11), 3 states have call successors, (11) [2024-11-23 23:56:38,009 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 207 transitions. [2024-11-23 23:56:38,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2024-11-23 23:56:38,010 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:56:38,011 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 23:56:38,011 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-23 23:56:38,011 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 23:56:38,011 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:56:38,011 INFO L85 PathProgramCache]: Analyzing trace with hash -1629481078, now seen corresponding path program 1 times [2024-11-23 23:56:38,012 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 23:56:38,012 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [417224189] [2024-11-23 23:56:38,012 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:56:38,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:56:38,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 23:56:38,210 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-23 23:56:38,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 23:56:38,469 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-23 23:56:38,469 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-23 23:56:38,471 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-23 23:56:38,474 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-23 23:56:38,477 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 23:56:38,626 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-23 23:56:38,630 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 11:56:38 BoogieIcfgContainer [2024-11-23 23:56:38,630 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-23 23:56:38,631 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-23 23:56:38,631 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-23 23:56:38,631 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-23 23:56:38,632 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 11:56:09" (3/4) ... [2024-11-23 23:56:38,635 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-23 23:56:38,636 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-23 23:56:38,637 INFO L158 Benchmark]: Toolchain (without parser) took 30886.26ms. Allocated memory was 117.4MB in the beginning and 637.5MB in the end (delta: 520.1MB). Free memory was 93.9MB in the beginning and 248.2MB in the end (delta: -154.2MB). Peak memory consumption was 363.8MB. Max. memory is 16.1GB. [2024-11-23 23:56:38,637 INFO L158 Benchmark]: CDTParser took 0.43ms. Allocated memory is still 167.8MB. Free memory is still 104.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-23 23:56:38,638 INFO L158 Benchmark]: CACSL2BoogieTranslator took 530.31ms. Allocated memory is still 117.4MB. Free memory was 93.6MB in the beginning and 78.4MB in the end (delta: 15.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-23 23:56:38,638 INFO L158 Benchmark]: Boogie Procedure Inliner took 69.83ms. Allocated memory is still 117.4MB. Free memory was 78.4MB in the beginning and 74.6MB in the end (delta: 3.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-23 23:56:38,639 INFO L158 Benchmark]: Boogie Preprocessor took 54.48ms. Allocated memory is still 117.4MB. Free memory was 74.6MB in the beginning and 72.0MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-23 23:56:38,639 INFO L158 Benchmark]: RCFGBuilder took 1055.12ms. Allocated memory is still 117.4MB. Free memory was 72.0MB in the beginning and 39.7MB in the end (delta: 32.3MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-23 23:56:38,639 INFO L158 Benchmark]: TraceAbstraction took 29162.17ms. Allocated memory was 117.4MB in the beginning and 637.5MB in the end (delta: 520.1MB). Free memory was 39.0MB in the beginning and 248.3MB in the end (delta: -209.2MB). Peak memory consumption was 313.5MB. Max. memory is 16.1GB. [2024-11-23 23:56:38,640 INFO L158 Benchmark]: Witness Printer took 5.38ms. Allocated memory is still 637.5MB. Free memory was 248.3MB in the beginning and 248.2MB in the end (delta: 85.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-23 23:56:38,642 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43ms. Allocated memory is still 167.8MB. Free memory is still 104.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 530.31ms. Allocated memory is still 117.4MB. Free memory was 93.6MB in the beginning and 78.4MB in the end (delta: 15.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 69.83ms. Allocated memory is still 117.4MB. Free memory was 78.4MB in the beginning and 74.6MB in the end (delta: 3.8MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 54.48ms. Allocated memory is still 117.4MB. Free memory was 74.6MB in the beginning and 72.0MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1055.12ms. Allocated memory is still 117.4MB. Free memory was 72.0MB in the beginning and 39.7MB in the end (delta: 32.3MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * TraceAbstraction took 29162.17ms. Allocated memory was 117.4MB in the beginning and 637.5MB in the end (delta: 520.1MB). Free memory was 39.0MB in the beginning and 248.3MB in the end (delta: -209.2MB). Peak memory consumption was 313.5MB. Max. memory is 16.1GB. * Witness Printer took 5.38ms. Allocated memory is still 637.5MB. Free memory was 248.3MB in the beginning and 248.2MB in the end (delta: 85.8kB). 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 92, overapproximation of someBinaryFLOATComparisonOperation at line 70, overapproximation of someBinaryFLOATComparisonOperation at line 109, overapproximation of someBinaryFLOATComparisonOperation at line 109, overapproximation of someBinaryFLOATComparisonOperation at line 64, overapproximation of someBinaryFLOATComparisonOperation at line 92, overapproximation of someBinaryFLOATComparisonOperation at line 81. Possible FailurePath: [L35] unsigned char isInitial = 0; [L36-L48] struct WrapperStruct00 WrapperStruct00 = { -1, 5, 4, 16.5, 127.25, 1, 0, 0, 0, 0, 0 }; [L49] signed long int* WrapperStruct00_var_1_1_Pointer = &(WrapperStruct00.var_1_1); [L50] unsigned char* WrapperStruct00_var_1_8_Pointer = &(WrapperStruct00.var_1_8); [L51] unsigned char* WrapperStruct00_var_1_9_Pointer = &(WrapperStruct00.var_1_9); [L52] float* WrapperStruct00_var_1_10_Pointer = &(WrapperStruct00.var_1_10); [L53] float* WrapperStruct00_var_1_11_Pointer = &(WrapperStruct00.var_1_11); [L54] unsigned char* WrapperStruct00_var_1_12_Pointer = &(WrapperStruct00.var_1_12); [L55] unsigned char* WrapperStruct00_var_1_13_Pointer = &(WrapperStruct00.var_1_13); [L56] unsigned char* WrapperStruct00_var_1_15_Pointer = &(WrapperStruct00.var_1_15); [L57] unsigned char* WrapperStruct00_var_1_16_Pointer = &(WrapperStruct00.var_1_16); [L58] unsigned char* WrapperStruct00_var_1_17_Pointer = &(WrapperStruct00.var_1_17); [L59] unsigned char* WrapperStruct00_var_1_18_Pointer = &(WrapperStruct00.var_1_18); VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:6}, WrapperStruct00_var_1_11_Pointer={4:10}, WrapperStruct00_var_1_12_Pointer={4:14}, WrapperStruct00_var_1_13_Pointer={4:15}, WrapperStruct00_var_1_15_Pointer={4:16}, WrapperStruct00_var_1_16_Pointer={4:17}, WrapperStruct00_var_1_17_Pointer={4:18}, WrapperStruct00_var_1_18_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_8_Pointer={4:4}, WrapperStruct00_var_1_9_Pointer={4:5}, isInitial=0] [L113] isInitial = 1 [L114] FCALL initially() [L116] FCALL updateLastVariables() [L117] CALL updateVariables() [L88] WrapperStruct00.var_1_9 = __VERIFIER_nondet_uchar() [L89] EXPR WrapperStruct00.var_1_9 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:6}, WrapperStruct00_var_1_11_Pointer={4:10}, WrapperStruct00_var_1_12_Pointer={4:14}, WrapperStruct00_var_1_13_Pointer={4:15}, WrapperStruct00_var_1_15_Pointer={4:16}, WrapperStruct00_var_1_16_Pointer={4:17}, WrapperStruct00_var_1_17_Pointer={4:18}, WrapperStruct00_var_1_18_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_8_Pointer={4:4}, WrapperStruct00_var_1_9_Pointer={4:5}, isInitial=1] [L89] CALL assume_abort_if_not(WrapperStruct00.var_1_9 >= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:6}, WrapperStruct00_var_1_11_Pointer={4:10}, WrapperStruct00_var_1_12_Pointer={4:14}, WrapperStruct00_var_1_13_Pointer={4:15}, WrapperStruct00_var_1_15_Pointer={4:16}, WrapperStruct00_var_1_16_Pointer={4:17}, WrapperStruct00_var_1_17_Pointer={4:18}, WrapperStruct00_var_1_18_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_8_Pointer={4:4}, WrapperStruct00_var_1_9_Pointer={4:5}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:6}, WrapperStruct00_var_1_11_Pointer={4:10}, WrapperStruct00_var_1_12_Pointer={4:14}, WrapperStruct00_var_1_13_Pointer={4:15}, WrapperStruct00_var_1_15_Pointer={4:16}, WrapperStruct00_var_1_16_Pointer={4:17}, WrapperStruct00_var_1_17_Pointer={4:18}, WrapperStruct00_var_1_18_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_8_Pointer={4:4}, WrapperStruct00_var_1_9_Pointer={4:5}, \old(cond)=1, isInitial=1] [L89] RET assume_abort_if_not(WrapperStruct00.var_1_9 >= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:6}, WrapperStruct00_var_1_11_Pointer={4:10}, WrapperStruct00_var_1_12_Pointer={4:14}, WrapperStruct00_var_1_13_Pointer={4:15}, WrapperStruct00_var_1_15_Pointer={4:16}, WrapperStruct00_var_1_16_Pointer={4:17}, WrapperStruct00_var_1_17_Pointer={4:18}, WrapperStruct00_var_1_18_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_8_Pointer={4:4}, WrapperStruct00_var_1_9_Pointer={4:5}, isInitial=1] [L90] EXPR WrapperStruct00.var_1_9 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:6}, WrapperStruct00_var_1_11_Pointer={4:10}, WrapperStruct00_var_1_12_Pointer={4:14}, WrapperStruct00_var_1_13_Pointer={4:15}, WrapperStruct00_var_1_15_Pointer={4:16}, WrapperStruct00_var_1_16_Pointer={4:17}, WrapperStruct00_var_1_17_Pointer={4:18}, WrapperStruct00_var_1_18_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_8_Pointer={4:4}, WrapperStruct00_var_1_9_Pointer={4:5}, isInitial=1] [L90] CALL assume_abort_if_not(WrapperStruct00.var_1_9 <= 127) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:6}, WrapperStruct00_var_1_11_Pointer={4:10}, WrapperStruct00_var_1_12_Pointer={4:14}, WrapperStruct00_var_1_13_Pointer={4:15}, WrapperStruct00_var_1_15_Pointer={4:16}, WrapperStruct00_var_1_16_Pointer={4:17}, WrapperStruct00_var_1_17_Pointer={4:18}, WrapperStruct00_var_1_18_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_8_Pointer={4:4}, WrapperStruct00_var_1_9_Pointer={4:5}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:6}, WrapperStruct00_var_1_11_Pointer={4:10}, WrapperStruct00_var_1_12_Pointer={4:14}, WrapperStruct00_var_1_13_Pointer={4:15}, WrapperStruct00_var_1_15_Pointer={4:16}, WrapperStruct00_var_1_16_Pointer={4:17}, WrapperStruct00_var_1_17_Pointer={4:18}, WrapperStruct00_var_1_18_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_8_Pointer={4:4}, WrapperStruct00_var_1_9_Pointer={4:5}, \old(cond)=1, isInitial=1] [L90] RET assume_abort_if_not(WrapperStruct00.var_1_9 <= 127) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:6}, WrapperStruct00_var_1_11_Pointer={4:10}, WrapperStruct00_var_1_12_Pointer={4:14}, WrapperStruct00_var_1_13_Pointer={4:15}, WrapperStruct00_var_1_15_Pointer={4:16}, WrapperStruct00_var_1_16_Pointer={4:17}, WrapperStruct00_var_1_17_Pointer={4:18}, WrapperStruct00_var_1_18_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_8_Pointer={4:4}, WrapperStruct00_var_1_9_Pointer={4:5}, isInitial=1] [L91] WrapperStruct00.var_1_11 = __VERIFIER_nondet_float() [L92] EXPR WrapperStruct00.var_1_11 [L92] EXPR WrapperStruct00.var_1_11 >= -922337.2036854765600e+13F && WrapperStruct00.var_1_11 <= -1.0e-20F [L92] EXPR WrapperStruct00.var_1_11 [L92] EXPR WrapperStruct00.var_1_11 >= -922337.2036854765600e+13F && WrapperStruct00.var_1_11 <= -1.0e-20F VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:6}, WrapperStruct00_var_1_11_Pointer={4:10}, WrapperStruct00_var_1_12_Pointer={4:14}, WrapperStruct00_var_1_13_Pointer={4:15}, WrapperStruct00_var_1_15_Pointer={4:16}, WrapperStruct00_var_1_16_Pointer={4:17}, WrapperStruct00_var_1_17_Pointer={4:18}, WrapperStruct00_var_1_18_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_8_Pointer={4:4}, WrapperStruct00_var_1_9_Pointer={4:5}, isInitial=1] [L92] EXPR (WrapperStruct00.var_1_11 >= -922337.2036854765600e+13F && WrapperStruct00.var_1_11 <= -1.0e-20F) || (WrapperStruct00.var_1_11 <= 9223372.036854765600e+12F && WrapperStruct00.var_1_11 >= 1.0e-20F ) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:6}, WrapperStruct00_var_1_11_Pointer={4:10}, WrapperStruct00_var_1_12_Pointer={4:14}, WrapperStruct00_var_1_13_Pointer={4:15}, WrapperStruct00_var_1_15_Pointer={4:16}, WrapperStruct00_var_1_16_Pointer={4:17}, WrapperStruct00_var_1_17_Pointer={4:18}, WrapperStruct00_var_1_18_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_8_Pointer={4:4}, WrapperStruct00_var_1_9_Pointer={4:5}, isInitial=1] [L92] CALL assume_abort_if_not((WrapperStruct00.var_1_11 >= -922337.2036854765600e+13F && WrapperStruct00.var_1_11 <= -1.0e-20F) || (WrapperStruct00.var_1_11 <= 9223372.036854765600e+12F && WrapperStruct00.var_1_11 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:6}, WrapperStruct00_var_1_11_Pointer={4:10}, WrapperStruct00_var_1_12_Pointer={4:14}, WrapperStruct00_var_1_13_Pointer={4:15}, WrapperStruct00_var_1_15_Pointer={4:16}, WrapperStruct00_var_1_16_Pointer={4:17}, WrapperStruct00_var_1_17_Pointer={4:18}, WrapperStruct00_var_1_18_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_8_Pointer={4:4}, WrapperStruct00_var_1_9_Pointer={4:5}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:6}, WrapperStruct00_var_1_11_Pointer={4:10}, WrapperStruct00_var_1_12_Pointer={4:14}, WrapperStruct00_var_1_13_Pointer={4:15}, WrapperStruct00_var_1_15_Pointer={4:16}, WrapperStruct00_var_1_16_Pointer={4:17}, WrapperStruct00_var_1_17_Pointer={4:18}, WrapperStruct00_var_1_18_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_8_Pointer={4:4}, WrapperStruct00_var_1_9_Pointer={4:5}, \old(cond)=1, isInitial=1] [L92] RET assume_abort_if_not((WrapperStruct00.var_1_11 >= -922337.2036854765600e+13F && WrapperStruct00.var_1_11 <= -1.0e-20F) || (WrapperStruct00.var_1_11 <= 9223372.036854765600e+12F && WrapperStruct00.var_1_11 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:6}, WrapperStruct00_var_1_11_Pointer={4:10}, WrapperStruct00_var_1_12_Pointer={4:14}, WrapperStruct00_var_1_13_Pointer={4:15}, WrapperStruct00_var_1_15_Pointer={4:16}, WrapperStruct00_var_1_16_Pointer={4:17}, WrapperStruct00_var_1_17_Pointer={4:18}, WrapperStruct00_var_1_18_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_8_Pointer={4:4}, WrapperStruct00_var_1_9_Pointer={4:5}, isInitial=1] [L93] WrapperStruct00.var_1_13 = __VERIFIER_nondet_uchar() [L94] EXPR WrapperStruct00.var_1_13 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:6}, WrapperStruct00_var_1_11_Pointer={4:10}, WrapperStruct00_var_1_12_Pointer={4:14}, WrapperStruct00_var_1_13_Pointer={4:15}, WrapperStruct00_var_1_15_Pointer={4:16}, WrapperStruct00_var_1_16_Pointer={4:17}, WrapperStruct00_var_1_17_Pointer={4:18}, WrapperStruct00_var_1_18_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_8_Pointer={4:4}, WrapperStruct00_var_1_9_Pointer={4:5}, isInitial=1] [L94] CALL assume_abort_if_not(WrapperStruct00.var_1_13 >= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:6}, WrapperStruct00_var_1_11_Pointer={4:10}, WrapperStruct00_var_1_12_Pointer={4:14}, WrapperStruct00_var_1_13_Pointer={4:15}, WrapperStruct00_var_1_15_Pointer={4:16}, WrapperStruct00_var_1_16_Pointer={4:17}, WrapperStruct00_var_1_17_Pointer={4:18}, WrapperStruct00_var_1_18_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_8_Pointer={4:4}, WrapperStruct00_var_1_9_Pointer={4:5}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:6}, WrapperStruct00_var_1_11_Pointer={4:10}, WrapperStruct00_var_1_12_Pointer={4:14}, WrapperStruct00_var_1_13_Pointer={4:15}, WrapperStruct00_var_1_15_Pointer={4:16}, WrapperStruct00_var_1_16_Pointer={4:17}, WrapperStruct00_var_1_17_Pointer={4:18}, WrapperStruct00_var_1_18_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_8_Pointer={4:4}, WrapperStruct00_var_1_9_Pointer={4:5}, \old(cond)=1, isInitial=1] [L94] RET assume_abort_if_not(WrapperStruct00.var_1_13 >= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:6}, WrapperStruct00_var_1_11_Pointer={4:10}, WrapperStruct00_var_1_12_Pointer={4:14}, WrapperStruct00_var_1_13_Pointer={4:15}, WrapperStruct00_var_1_15_Pointer={4:16}, WrapperStruct00_var_1_16_Pointer={4:17}, WrapperStruct00_var_1_17_Pointer={4:18}, WrapperStruct00_var_1_18_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_8_Pointer={4:4}, WrapperStruct00_var_1_9_Pointer={4:5}, isInitial=1] [L95] EXPR WrapperStruct00.var_1_13 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:6}, WrapperStruct00_var_1_11_Pointer={4:10}, WrapperStruct00_var_1_12_Pointer={4:14}, WrapperStruct00_var_1_13_Pointer={4:15}, WrapperStruct00_var_1_15_Pointer={4:16}, WrapperStruct00_var_1_16_Pointer={4:17}, WrapperStruct00_var_1_17_Pointer={4:18}, WrapperStruct00_var_1_18_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_8_Pointer={4:4}, WrapperStruct00_var_1_9_Pointer={4:5}, isInitial=1] [L95] CALL assume_abort_if_not(WrapperStruct00.var_1_13 <= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:6}, WrapperStruct00_var_1_11_Pointer={4:10}, WrapperStruct00_var_1_12_Pointer={4:14}, WrapperStruct00_var_1_13_Pointer={4:15}, WrapperStruct00_var_1_15_Pointer={4:16}, WrapperStruct00_var_1_16_Pointer={4:17}, WrapperStruct00_var_1_17_Pointer={4:18}, WrapperStruct00_var_1_18_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_8_Pointer={4:4}, WrapperStruct00_var_1_9_Pointer={4:5}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:6}, WrapperStruct00_var_1_11_Pointer={4:10}, WrapperStruct00_var_1_12_Pointer={4:14}, WrapperStruct00_var_1_13_Pointer={4:15}, WrapperStruct00_var_1_15_Pointer={4:16}, WrapperStruct00_var_1_16_Pointer={4:17}, WrapperStruct00_var_1_17_Pointer={4:18}, WrapperStruct00_var_1_18_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_8_Pointer={4:4}, WrapperStruct00_var_1_9_Pointer={4:5}, \old(cond)=1, isInitial=1] [L95] RET assume_abort_if_not(WrapperStruct00.var_1_13 <= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:6}, WrapperStruct00_var_1_11_Pointer={4:10}, WrapperStruct00_var_1_12_Pointer={4:14}, WrapperStruct00_var_1_13_Pointer={4:15}, WrapperStruct00_var_1_15_Pointer={4:16}, WrapperStruct00_var_1_16_Pointer={4:17}, WrapperStruct00_var_1_17_Pointer={4:18}, WrapperStruct00_var_1_18_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_8_Pointer={4:4}, WrapperStruct00_var_1_9_Pointer={4:5}, isInitial=1] [L96] WrapperStruct00.var_1_15 = __VERIFIER_nondet_uchar() [L97] EXPR WrapperStruct00.var_1_15 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:6}, WrapperStruct00_var_1_11_Pointer={4:10}, WrapperStruct00_var_1_12_Pointer={4:14}, WrapperStruct00_var_1_13_Pointer={4:15}, WrapperStruct00_var_1_15_Pointer={4:16}, WrapperStruct00_var_1_16_Pointer={4:17}, WrapperStruct00_var_1_17_Pointer={4:18}, WrapperStruct00_var_1_18_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_8_Pointer={4:4}, WrapperStruct00_var_1_9_Pointer={4:5}, isInitial=1] [L97] CALL assume_abort_if_not(WrapperStruct00.var_1_15 >= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:6}, WrapperStruct00_var_1_11_Pointer={4:10}, WrapperStruct00_var_1_12_Pointer={4:14}, WrapperStruct00_var_1_13_Pointer={4:15}, WrapperStruct00_var_1_15_Pointer={4:16}, WrapperStruct00_var_1_16_Pointer={4:17}, WrapperStruct00_var_1_17_Pointer={4:18}, WrapperStruct00_var_1_18_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_8_Pointer={4:4}, WrapperStruct00_var_1_9_Pointer={4:5}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:6}, WrapperStruct00_var_1_11_Pointer={4:10}, WrapperStruct00_var_1_12_Pointer={4:14}, WrapperStruct00_var_1_13_Pointer={4:15}, WrapperStruct00_var_1_15_Pointer={4:16}, WrapperStruct00_var_1_16_Pointer={4:17}, WrapperStruct00_var_1_17_Pointer={4:18}, WrapperStruct00_var_1_18_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_8_Pointer={4:4}, WrapperStruct00_var_1_9_Pointer={4:5}, \old(cond)=1, isInitial=1] [L97] RET assume_abort_if_not(WrapperStruct00.var_1_15 >= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:6}, WrapperStruct00_var_1_11_Pointer={4:10}, WrapperStruct00_var_1_12_Pointer={4:14}, WrapperStruct00_var_1_13_Pointer={4:15}, WrapperStruct00_var_1_15_Pointer={4:16}, WrapperStruct00_var_1_16_Pointer={4:17}, WrapperStruct00_var_1_17_Pointer={4:18}, WrapperStruct00_var_1_18_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_8_Pointer={4:4}, WrapperStruct00_var_1_9_Pointer={4:5}, isInitial=1] [L98] EXPR WrapperStruct00.var_1_15 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:6}, WrapperStruct00_var_1_11_Pointer={4:10}, WrapperStruct00_var_1_12_Pointer={4:14}, WrapperStruct00_var_1_13_Pointer={4:15}, WrapperStruct00_var_1_15_Pointer={4:16}, WrapperStruct00_var_1_16_Pointer={4:17}, WrapperStruct00_var_1_17_Pointer={4:18}, WrapperStruct00_var_1_18_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_8_Pointer={4:4}, WrapperStruct00_var_1_9_Pointer={4:5}, isInitial=1] [L98] CALL assume_abort_if_not(WrapperStruct00.var_1_15 <= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:6}, WrapperStruct00_var_1_11_Pointer={4:10}, WrapperStruct00_var_1_12_Pointer={4:14}, WrapperStruct00_var_1_13_Pointer={4:15}, WrapperStruct00_var_1_15_Pointer={4:16}, WrapperStruct00_var_1_16_Pointer={4:17}, WrapperStruct00_var_1_17_Pointer={4:18}, WrapperStruct00_var_1_18_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_8_Pointer={4:4}, WrapperStruct00_var_1_9_Pointer={4:5}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:6}, WrapperStruct00_var_1_11_Pointer={4:10}, WrapperStruct00_var_1_12_Pointer={4:14}, WrapperStruct00_var_1_13_Pointer={4:15}, WrapperStruct00_var_1_15_Pointer={4:16}, WrapperStruct00_var_1_16_Pointer={4:17}, WrapperStruct00_var_1_17_Pointer={4:18}, WrapperStruct00_var_1_18_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_8_Pointer={4:4}, WrapperStruct00_var_1_9_Pointer={4:5}, \old(cond)=1, isInitial=1] [L98] RET assume_abort_if_not(WrapperStruct00.var_1_15 <= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:6}, WrapperStruct00_var_1_11_Pointer={4:10}, WrapperStruct00_var_1_12_Pointer={4:14}, WrapperStruct00_var_1_13_Pointer={4:15}, WrapperStruct00_var_1_15_Pointer={4:16}, WrapperStruct00_var_1_16_Pointer={4:17}, WrapperStruct00_var_1_17_Pointer={4:18}, WrapperStruct00_var_1_18_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_8_Pointer={4:4}, WrapperStruct00_var_1_9_Pointer={4:5}, isInitial=1] [L99] WrapperStruct00.var_1_16 = __VERIFIER_nondet_uchar() [L100] EXPR WrapperStruct00.var_1_16 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:6}, WrapperStruct00_var_1_11_Pointer={4:10}, WrapperStruct00_var_1_12_Pointer={4:14}, WrapperStruct00_var_1_13_Pointer={4:15}, WrapperStruct00_var_1_15_Pointer={4:16}, WrapperStruct00_var_1_16_Pointer={4:17}, WrapperStruct00_var_1_17_Pointer={4:18}, WrapperStruct00_var_1_18_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_8_Pointer={4:4}, WrapperStruct00_var_1_9_Pointer={4:5}, isInitial=1] [L100] CALL assume_abort_if_not(WrapperStruct00.var_1_16 >= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:6}, WrapperStruct00_var_1_11_Pointer={4:10}, WrapperStruct00_var_1_12_Pointer={4:14}, WrapperStruct00_var_1_13_Pointer={4:15}, WrapperStruct00_var_1_15_Pointer={4:16}, WrapperStruct00_var_1_16_Pointer={4:17}, WrapperStruct00_var_1_17_Pointer={4:18}, WrapperStruct00_var_1_18_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_8_Pointer={4:4}, WrapperStruct00_var_1_9_Pointer={4:5}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:6}, WrapperStruct00_var_1_11_Pointer={4:10}, WrapperStruct00_var_1_12_Pointer={4:14}, WrapperStruct00_var_1_13_Pointer={4:15}, WrapperStruct00_var_1_15_Pointer={4:16}, WrapperStruct00_var_1_16_Pointer={4:17}, WrapperStruct00_var_1_17_Pointer={4:18}, WrapperStruct00_var_1_18_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_8_Pointer={4:4}, WrapperStruct00_var_1_9_Pointer={4:5}, \old(cond)=1, isInitial=1] [L100] RET assume_abort_if_not(WrapperStruct00.var_1_16 >= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:6}, WrapperStruct00_var_1_11_Pointer={4:10}, WrapperStruct00_var_1_12_Pointer={4:14}, WrapperStruct00_var_1_13_Pointer={4:15}, WrapperStruct00_var_1_15_Pointer={4:16}, WrapperStruct00_var_1_16_Pointer={4:17}, WrapperStruct00_var_1_17_Pointer={4:18}, WrapperStruct00_var_1_18_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_8_Pointer={4:4}, WrapperStruct00_var_1_9_Pointer={4:5}, isInitial=1] [L101] EXPR WrapperStruct00.var_1_16 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:6}, WrapperStruct00_var_1_11_Pointer={4:10}, WrapperStruct00_var_1_12_Pointer={4:14}, WrapperStruct00_var_1_13_Pointer={4:15}, WrapperStruct00_var_1_15_Pointer={4:16}, WrapperStruct00_var_1_16_Pointer={4:17}, WrapperStruct00_var_1_17_Pointer={4:18}, WrapperStruct00_var_1_18_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_8_Pointer={4:4}, WrapperStruct00_var_1_9_Pointer={4:5}, isInitial=1] [L101] CALL assume_abort_if_not(WrapperStruct00.var_1_16 <= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:6}, WrapperStruct00_var_1_11_Pointer={4:10}, WrapperStruct00_var_1_12_Pointer={4:14}, WrapperStruct00_var_1_13_Pointer={4:15}, WrapperStruct00_var_1_15_Pointer={4:16}, WrapperStruct00_var_1_16_Pointer={4:17}, WrapperStruct00_var_1_17_Pointer={4:18}, WrapperStruct00_var_1_18_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_8_Pointer={4:4}, WrapperStruct00_var_1_9_Pointer={4:5}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:6}, WrapperStruct00_var_1_11_Pointer={4:10}, WrapperStruct00_var_1_12_Pointer={4:14}, WrapperStruct00_var_1_13_Pointer={4:15}, WrapperStruct00_var_1_15_Pointer={4:16}, WrapperStruct00_var_1_16_Pointer={4:17}, WrapperStruct00_var_1_17_Pointer={4:18}, WrapperStruct00_var_1_18_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_8_Pointer={4:4}, WrapperStruct00_var_1_9_Pointer={4:5}, \old(cond)=1, isInitial=1] [L101] RET assume_abort_if_not(WrapperStruct00.var_1_16 <= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:6}, WrapperStruct00_var_1_11_Pointer={4:10}, WrapperStruct00_var_1_12_Pointer={4:14}, WrapperStruct00_var_1_13_Pointer={4:15}, WrapperStruct00_var_1_15_Pointer={4:16}, WrapperStruct00_var_1_16_Pointer={4:17}, WrapperStruct00_var_1_17_Pointer={4:18}, WrapperStruct00_var_1_18_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_8_Pointer={4:4}, WrapperStruct00_var_1_9_Pointer={4:5}, isInitial=1] [L102] WrapperStruct00.var_1_18 = __VERIFIER_nondet_uchar() [L103] EXPR WrapperStruct00.var_1_18 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:6}, WrapperStruct00_var_1_11_Pointer={4:10}, WrapperStruct00_var_1_12_Pointer={4:14}, WrapperStruct00_var_1_13_Pointer={4:15}, WrapperStruct00_var_1_15_Pointer={4:16}, WrapperStruct00_var_1_16_Pointer={4:17}, WrapperStruct00_var_1_17_Pointer={4:18}, WrapperStruct00_var_1_18_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_8_Pointer={4:4}, WrapperStruct00_var_1_9_Pointer={4:5}, isInitial=1] [L103] CALL assume_abort_if_not(WrapperStruct00.var_1_18 >= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:6}, WrapperStruct00_var_1_11_Pointer={4:10}, WrapperStruct00_var_1_12_Pointer={4:14}, WrapperStruct00_var_1_13_Pointer={4:15}, WrapperStruct00_var_1_15_Pointer={4:16}, WrapperStruct00_var_1_16_Pointer={4:17}, WrapperStruct00_var_1_17_Pointer={4:18}, WrapperStruct00_var_1_18_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_8_Pointer={4:4}, WrapperStruct00_var_1_9_Pointer={4:5}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:6}, WrapperStruct00_var_1_11_Pointer={4:10}, WrapperStruct00_var_1_12_Pointer={4:14}, WrapperStruct00_var_1_13_Pointer={4:15}, WrapperStruct00_var_1_15_Pointer={4:16}, WrapperStruct00_var_1_16_Pointer={4:17}, WrapperStruct00_var_1_17_Pointer={4:18}, WrapperStruct00_var_1_18_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_8_Pointer={4:4}, WrapperStruct00_var_1_9_Pointer={4:5}, \old(cond)=1, isInitial=1] [L103] RET assume_abort_if_not(WrapperStruct00.var_1_18 >= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:6}, WrapperStruct00_var_1_11_Pointer={4:10}, WrapperStruct00_var_1_12_Pointer={4:14}, WrapperStruct00_var_1_13_Pointer={4:15}, WrapperStruct00_var_1_15_Pointer={4:16}, WrapperStruct00_var_1_16_Pointer={4:17}, WrapperStruct00_var_1_17_Pointer={4:18}, WrapperStruct00_var_1_18_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_8_Pointer={4:4}, WrapperStruct00_var_1_9_Pointer={4:5}, isInitial=1] [L104] EXPR WrapperStruct00.var_1_18 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:6}, WrapperStruct00_var_1_11_Pointer={4:10}, WrapperStruct00_var_1_12_Pointer={4:14}, WrapperStruct00_var_1_13_Pointer={4:15}, WrapperStruct00_var_1_15_Pointer={4:16}, WrapperStruct00_var_1_16_Pointer={4:17}, WrapperStruct00_var_1_17_Pointer={4:18}, WrapperStruct00_var_1_18_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_8_Pointer={4:4}, WrapperStruct00_var_1_9_Pointer={4:5}, isInitial=1] [L104] CALL assume_abort_if_not(WrapperStruct00.var_1_18 <= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:6}, WrapperStruct00_var_1_11_Pointer={4:10}, WrapperStruct00_var_1_12_Pointer={4:14}, WrapperStruct00_var_1_13_Pointer={4:15}, WrapperStruct00_var_1_15_Pointer={4:16}, WrapperStruct00_var_1_16_Pointer={4:17}, WrapperStruct00_var_1_17_Pointer={4:18}, WrapperStruct00_var_1_18_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_8_Pointer={4:4}, WrapperStruct00_var_1_9_Pointer={4:5}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:6}, WrapperStruct00_var_1_11_Pointer={4:10}, WrapperStruct00_var_1_12_Pointer={4:14}, WrapperStruct00_var_1_13_Pointer={4:15}, WrapperStruct00_var_1_15_Pointer={4:16}, WrapperStruct00_var_1_16_Pointer={4:17}, WrapperStruct00_var_1_17_Pointer={4:18}, WrapperStruct00_var_1_18_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_8_Pointer={4:4}, WrapperStruct00_var_1_9_Pointer={4:5}, \old(cond)=1, isInitial=1] [L104] RET assume_abort_if_not(WrapperStruct00.var_1_18 <= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:6}, WrapperStruct00_var_1_11_Pointer={4:10}, WrapperStruct00_var_1_12_Pointer={4:14}, WrapperStruct00_var_1_13_Pointer={4:15}, WrapperStruct00_var_1_15_Pointer={4:16}, WrapperStruct00_var_1_16_Pointer={4:17}, WrapperStruct00_var_1_17_Pointer={4:18}, WrapperStruct00_var_1_18_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_8_Pointer={4:4}, WrapperStruct00_var_1_9_Pointer={4:5}, isInitial=1] [L117] RET updateVariables() [L118] CALL step() [L63] EXPR \read(*WrapperStruct00_var_1_9_Pointer) [L63] (*(WrapperStruct00_var_1_8_Pointer)) = ((*(WrapperStruct00_var_1_9_Pointer)) + 100) [L64] EXPR \read(*WrapperStruct00_var_1_11_Pointer) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:6}, WrapperStruct00_var_1_11_Pointer={4:10}, WrapperStruct00_var_1_12_Pointer={4:14}, WrapperStruct00_var_1_13_Pointer={4:15}, WrapperStruct00_var_1_15_Pointer={4:16}, WrapperStruct00_var_1_16_Pointer={4:17}, WrapperStruct00_var_1_17_Pointer={4:18}, WrapperStruct00_var_1_18_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_8_Pointer={4:4}, WrapperStruct00_var_1_9_Pointer={4:5}, isInitial=1] [L64] EXPR (((*(WrapperStruct00_var_1_11_Pointer))) < (64.15f)) ? ((*(WrapperStruct00_var_1_11_Pointer))) : (64.15f) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:6}, WrapperStruct00_var_1_11_Pointer={4:10}, WrapperStruct00_var_1_12_Pointer={4:14}, WrapperStruct00_var_1_13_Pointer={4:15}, WrapperStruct00_var_1_15_Pointer={4:16}, WrapperStruct00_var_1_16_Pointer={4:17}, WrapperStruct00_var_1_17_Pointer={4:18}, WrapperStruct00_var_1_18_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_8_Pointer={4:4}, WrapperStruct00_var_1_9_Pointer={4:5}, isInitial=1] [L64] (*(WrapperStruct00_var_1_10_Pointer)) = (((((*(WrapperStruct00_var_1_11_Pointer))) < (64.15f)) ? ((*(WrapperStruct00_var_1_11_Pointer))) : (64.15f))) [L65] EXPR \read(*WrapperStruct00_var_1_8_Pointer) [L65] EXPR \read(*WrapperStruct00_var_1_8_Pointer) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:6}, WrapperStruct00_var_1_11_Pointer={4:10}, WrapperStruct00_var_1_12_Pointer={4:14}, WrapperStruct00_var_1_13_Pointer={4:15}, WrapperStruct00_var_1_15_Pointer={4:16}, WrapperStruct00_var_1_16_Pointer={4:17}, WrapperStruct00_var_1_17_Pointer={4:18}, WrapperStruct00_var_1_18_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_8_Pointer={4:4}, WrapperStruct00_var_1_9_Pointer={4:5}, isInitial=1] [L65] COND FALSE !((*(WrapperStruct00_var_1_8_Pointer)) > (*(WrapperStruct00_var_1_8_Pointer))) [L68] EXPR \read(*WrapperStruct00_var_1_8_Pointer) [L68] EXPR \read(*WrapperStruct00_var_1_8_Pointer) [L68] EXPR \read(*WrapperStruct00_var_1_8_Pointer) [L68] EXPR \read(*WrapperStruct00_var_1_8_Pointer) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:6}, WrapperStruct00_var_1_11_Pointer={4:10}, WrapperStruct00_var_1_12_Pointer={4:14}, WrapperStruct00_var_1_13_Pointer={4:15}, WrapperStruct00_var_1_15_Pointer={4:16}, WrapperStruct00_var_1_16_Pointer={4:17}, WrapperStruct00_var_1_17_Pointer={4:18}, WrapperStruct00_var_1_18_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_8_Pointer={4:4}, WrapperStruct00_var_1_9_Pointer={4:5}, isInitial=1] [L68] EXPR ((((*(WrapperStruct00_var_1_8_Pointer)) - (*(WrapperStruct00_var_1_8_Pointer)))) > (((*(WrapperStruct00_var_1_8_Pointer)) - (*(WrapperStruct00_var_1_8_Pointer))))) ? (((*(WrapperStruct00_var_1_8_Pointer)) - (*(WrapperStruct00_var_1_8_Pointer)))) : (((*(WrapperStruct00_var_1_8_Pointer)) - (*(WrapperStruct00_var_1_8_Pointer)))) [L68] EXPR \read(*WrapperStruct00_var_1_8_Pointer) [L68] EXPR \read(*WrapperStruct00_var_1_8_Pointer) [L68] EXPR ((((*(WrapperStruct00_var_1_8_Pointer)) - (*(WrapperStruct00_var_1_8_Pointer)))) > (((*(WrapperStruct00_var_1_8_Pointer)) - (*(WrapperStruct00_var_1_8_Pointer))))) ? (((*(WrapperStruct00_var_1_8_Pointer)) - (*(WrapperStruct00_var_1_8_Pointer)))) : (((*(WrapperStruct00_var_1_8_Pointer)) - (*(WrapperStruct00_var_1_8_Pointer)))) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:6}, WrapperStruct00_var_1_11_Pointer={4:10}, WrapperStruct00_var_1_12_Pointer={4:14}, WrapperStruct00_var_1_13_Pointer={4:15}, WrapperStruct00_var_1_15_Pointer={4:16}, WrapperStruct00_var_1_16_Pointer={4:17}, WrapperStruct00_var_1_17_Pointer={4:18}, WrapperStruct00_var_1_18_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_8_Pointer={4:4}, WrapperStruct00_var_1_9_Pointer={4:5}, isInitial=1] [L68] (*(WrapperStruct00_var_1_1_Pointer)) = ((((((*(WrapperStruct00_var_1_8_Pointer)) - (*(WrapperStruct00_var_1_8_Pointer)))) > (((*(WrapperStruct00_var_1_8_Pointer)) - (*(WrapperStruct00_var_1_8_Pointer))))) ? (((*(WrapperStruct00_var_1_8_Pointer)) - (*(WrapperStruct00_var_1_8_Pointer)))) : (((*(WrapperStruct00_var_1_8_Pointer)) - (*(WrapperStruct00_var_1_8_Pointer)))))) [L70] EXPR \read(*WrapperStruct00_var_1_11_Pointer) [L70] EXPR \read(*WrapperStruct00_var_1_10_Pointer) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:6}, WrapperStruct00_var_1_11_Pointer={4:10}, WrapperStruct00_var_1_12_Pointer={4:14}, WrapperStruct00_var_1_13_Pointer={4:15}, WrapperStruct00_var_1_15_Pointer={4:16}, WrapperStruct00_var_1_16_Pointer={4:17}, WrapperStruct00_var_1_17_Pointer={4:18}, WrapperStruct00_var_1_18_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_8_Pointer={4:4}, WrapperStruct00_var_1_9_Pointer={4:5}, isInitial=1] [L70] COND FALSE !((*(WrapperStruct00_var_1_11_Pointer)) <= (*(WrapperStruct00_var_1_10_Pointer))) [L75] EXPR \read(*WrapperStruct00_var_1_8_Pointer) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:6}, WrapperStruct00_var_1_11_Pointer={4:10}, WrapperStruct00_var_1_12_Pointer={4:14}, WrapperStruct00_var_1_13_Pointer={4:15}, WrapperStruct00_var_1_15_Pointer={4:16}, WrapperStruct00_var_1_16_Pointer={4:17}, WrapperStruct00_var_1_17_Pointer={4:18}, WrapperStruct00_var_1_18_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_8_Pointer={4:4}, WrapperStruct00_var_1_9_Pointer={4:5}, isInitial=1] [L75] COND TRUE (*(WrapperStruct00_var_1_8_Pointer)) <= 1000000 [L76] (*(WrapperStruct00_var_1_17_Pointer)) = 0 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:6}, WrapperStruct00_var_1_11_Pointer={4:10}, WrapperStruct00_var_1_12_Pointer={4:14}, WrapperStruct00_var_1_13_Pointer={4:15}, WrapperStruct00_var_1_15_Pointer={4:16}, WrapperStruct00_var_1_16_Pointer={4:17}, WrapperStruct00_var_1_17_Pointer={4:18}, WrapperStruct00_var_1_18_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_8_Pointer={4:4}, WrapperStruct00_var_1_9_Pointer={4:5}, isInitial=1] [L81] EXPR \read(*WrapperStruct00_var_1_10_Pointer) [L81] EXPR \read(*WrapperStruct00_var_1_11_Pointer) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:6}, WrapperStruct00_var_1_11_Pointer={4:10}, WrapperStruct00_var_1_12_Pointer={4:14}, WrapperStruct00_var_1_13_Pointer={4:15}, WrapperStruct00_var_1_15_Pointer={4:16}, WrapperStruct00_var_1_16_Pointer={4:17}, WrapperStruct00_var_1_17_Pointer={4:18}, WrapperStruct00_var_1_18_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_8_Pointer={4:4}, WrapperStruct00_var_1_9_Pointer={4:5}, isInitial=1] [L81] COND FALSE !((- (*(WrapperStruct00_var_1_10_Pointer))) > (*(WrapperStruct00_var_1_11_Pointer))) [L84] EXPR \read(*WrapperStruct00_var_1_1_Pointer) [L84] EXPR \read(*WrapperStruct00_var_1_9_Pointer) [L84] EXPR ((*(WrapperStruct00_var_1_1_Pointer)) <= (*(WrapperStruct00_var_1_9_Pointer))) && (*(WrapperStruct00_var_1_16_Pointer)) [L84] EXPR \read(*WrapperStruct00_var_1_16_Pointer) [L84] EXPR ((*(WrapperStruct00_var_1_1_Pointer)) <= (*(WrapperStruct00_var_1_9_Pointer))) && (*(WrapperStruct00_var_1_16_Pointer)) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:6}, WrapperStruct00_var_1_11_Pointer={4:10}, WrapperStruct00_var_1_12_Pointer={4:14}, WrapperStruct00_var_1_13_Pointer={4:15}, WrapperStruct00_var_1_15_Pointer={4:16}, WrapperStruct00_var_1_16_Pointer={4:17}, WrapperStruct00_var_1_17_Pointer={4:18}, WrapperStruct00_var_1_18_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_8_Pointer={4:4}, WrapperStruct00_var_1_9_Pointer={4:5}, isInitial=1] [L84] (*(WrapperStruct00_var_1_12_Pointer)) = (((*(WrapperStruct00_var_1_1_Pointer)) <= (*(WrapperStruct00_var_1_9_Pointer))) && (*(WrapperStruct00_var_1_16_Pointer))) [L118] RET step() [L119] CALL, EXPR property() [L109] EXPR \read(*WrapperStruct00_var_1_8_Pointer) [L109] EXPR \read(*WrapperStruct00_var_1_8_Pointer) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:6}, WrapperStruct00_var_1_11_Pointer={4:10}, WrapperStruct00_var_1_12_Pointer={4:14}, WrapperStruct00_var_1_13_Pointer={4:15}, WrapperStruct00_var_1_15_Pointer={4:16}, WrapperStruct00_var_1_16_Pointer={4:17}, WrapperStruct00_var_1_17_Pointer={4:18}, WrapperStruct00_var_1_18_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_8_Pointer={4:4}, WrapperStruct00_var_1_9_Pointer={4:5}, isInitial=1] [L109] EXPR ((*(WrapperStruct00_var_1_8_Pointer)) > (*(WrapperStruct00_var_1_8_Pointer))) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed long int) ((((((*(WrapperStruct00_var_1_8_Pointer))) < ((*(WrapperStruct00_var_1_8_Pointer)))) ? ((*(WrapperStruct00_var_1_8_Pointer))) : ((*(WrapperStruct00_var_1_8_Pointer))))) - 10))) : ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed long int) ((((((*(WrapperStruct00_var_1_8_Pointer)) - (*(WrapperStruct00_var_1_8_Pointer)))) > (((*(WrapperStruct00_var_1_8_Pointer)) - (*(WrapperStruct00_var_1_8_Pointer))))) ? (((*(WrapperStruct00_var_1_8_Pointer)) - (*(WrapperStruct00_var_1_8_Pointer)))) : (((*(WrapperStruct00_var_1_8_Pointer)) - (*(WrapperStruct00_var_1_8_Pointer)))))))) [L109] EXPR \read(*WrapperStruct00_var_1_1_Pointer) [L109] EXPR \read(*WrapperStruct00_var_1_8_Pointer) [L109] EXPR \read(*WrapperStruct00_var_1_8_Pointer) [L109] EXPR \read(*WrapperStruct00_var_1_8_Pointer) [L109] EXPR \read(*WrapperStruct00_var_1_8_Pointer) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:6}, WrapperStruct00_var_1_11_Pointer={4:10}, WrapperStruct00_var_1_12_Pointer={4:14}, WrapperStruct00_var_1_13_Pointer={4:15}, WrapperStruct00_var_1_15_Pointer={4:16}, WrapperStruct00_var_1_16_Pointer={4:17}, WrapperStruct00_var_1_17_Pointer={4:18}, WrapperStruct00_var_1_18_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_8_Pointer={4:4}, WrapperStruct00_var_1_9_Pointer={4:5}, isInitial=1] [L109] EXPR ((((*(WrapperStruct00_var_1_8_Pointer)) - (*(WrapperStruct00_var_1_8_Pointer)))) > (((*(WrapperStruct00_var_1_8_Pointer)) - (*(WrapperStruct00_var_1_8_Pointer))))) ? (((*(WrapperStruct00_var_1_8_Pointer)) - (*(WrapperStruct00_var_1_8_Pointer)))) : (((*(WrapperStruct00_var_1_8_Pointer)) - (*(WrapperStruct00_var_1_8_Pointer)))) [L109] EXPR \read(*WrapperStruct00_var_1_8_Pointer) [L109] EXPR \read(*WrapperStruct00_var_1_8_Pointer) [L109] EXPR ((((*(WrapperStruct00_var_1_8_Pointer)) - (*(WrapperStruct00_var_1_8_Pointer)))) > (((*(WrapperStruct00_var_1_8_Pointer)) - (*(WrapperStruct00_var_1_8_Pointer))))) ? (((*(WrapperStruct00_var_1_8_Pointer)) - (*(WrapperStruct00_var_1_8_Pointer)))) : (((*(WrapperStruct00_var_1_8_Pointer)) - (*(WrapperStruct00_var_1_8_Pointer)))) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:6}, WrapperStruct00_var_1_11_Pointer={4:10}, WrapperStruct00_var_1_12_Pointer={4:14}, WrapperStruct00_var_1_13_Pointer={4:15}, WrapperStruct00_var_1_15_Pointer={4:16}, WrapperStruct00_var_1_16_Pointer={4:17}, WrapperStruct00_var_1_17_Pointer={4:18}, WrapperStruct00_var_1_18_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_8_Pointer={4:4}, WrapperStruct00_var_1_9_Pointer={4:5}, isInitial=1] [L109] EXPR ((*(WrapperStruct00_var_1_8_Pointer)) > (*(WrapperStruct00_var_1_8_Pointer))) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed long int) ((((((*(WrapperStruct00_var_1_8_Pointer))) < ((*(WrapperStruct00_var_1_8_Pointer)))) ? ((*(WrapperStruct00_var_1_8_Pointer))) : ((*(WrapperStruct00_var_1_8_Pointer))))) - 10))) : ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed long int) ((((((*(WrapperStruct00_var_1_8_Pointer)) - (*(WrapperStruct00_var_1_8_Pointer)))) > (((*(WrapperStruct00_var_1_8_Pointer)) - (*(WrapperStruct00_var_1_8_Pointer))))) ? (((*(WrapperStruct00_var_1_8_Pointer)) - (*(WrapperStruct00_var_1_8_Pointer)))) : (((*(WrapperStruct00_var_1_8_Pointer)) - (*(WrapperStruct00_var_1_8_Pointer)))))))) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:6}, WrapperStruct00_var_1_11_Pointer={4:10}, WrapperStruct00_var_1_12_Pointer={4:14}, WrapperStruct00_var_1_13_Pointer={4:15}, WrapperStruct00_var_1_15_Pointer={4:16}, WrapperStruct00_var_1_16_Pointer={4:17}, WrapperStruct00_var_1_17_Pointer={4:18}, WrapperStruct00_var_1_18_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_8_Pointer={4:4}, WrapperStruct00_var_1_9_Pointer={4:5}, isInitial=1] [L109] EXPR (((*(WrapperStruct00_var_1_8_Pointer)) > (*(WrapperStruct00_var_1_8_Pointer))) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed long int) ((((((*(WrapperStruct00_var_1_8_Pointer))) < ((*(WrapperStruct00_var_1_8_Pointer)))) ? ((*(WrapperStruct00_var_1_8_Pointer))) : ((*(WrapperStruct00_var_1_8_Pointer))))) - 10))) : ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed long int) ((((((*(WrapperStruct00_var_1_8_Pointer)) - (*(WrapperStruct00_var_1_8_Pointer)))) > (((*(WrapperStruct00_var_1_8_Pointer)) - (*(WrapperStruct00_var_1_8_Pointer))))) ? (((*(WrapperStruct00_var_1_8_Pointer)) - (*(WrapperStruct00_var_1_8_Pointer)))) : (((*(WrapperStruct00_var_1_8_Pointer)) - (*(WrapperStruct00_var_1_8_Pointer))))))))) && ((*(WrapperStruct00_var_1_8_Pointer)) == ((unsigned char) ((*(WrapperStruct00_var_1_9_Pointer)) + 100))) [L109] EXPR \read(*WrapperStruct00_var_1_8_Pointer) [L109] EXPR \read(*WrapperStruct00_var_1_9_Pointer) [L109] EXPR (((*(WrapperStruct00_var_1_8_Pointer)) > (*(WrapperStruct00_var_1_8_Pointer))) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed long int) ((((((*(WrapperStruct00_var_1_8_Pointer))) < ((*(WrapperStruct00_var_1_8_Pointer)))) ? ((*(WrapperStruct00_var_1_8_Pointer))) : ((*(WrapperStruct00_var_1_8_Pointer))))) - 10))) : ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed long int) ((((((*(WrapperStruct00_var_1_8_Pointer)) - (*(WrapperStruct00_var_1_8_Pointer)))) > (((*(WrapperStruct00_var_1_8_Pointer)) - (*(WrapperStruct00_var_1_8_Pointer))))) ? (((*(WrapperStruct00_var_1_8_Pointer)) - (*(WrapperStruct00_var_1_8_Pointer)))) : (((*(WrapperStruct00_var_1_8_Pointer)) - (*(WrapperStruct00_var_1_8_Pointer))))))))) && ((*(WrapperStruct00_var_1_8_Pointer)) == ((unsigned char) ((*(WrapperStruct00_var_1_9_Pointer)) + 100))) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:6}, WrapperStruct00_var_1_11_Pointer={4:10}, WrapperStruct00_var_1_12_Pointer={4:14}, WrapperStruct00_var_1_13_Pointer={4:15}, WrapperStruct00_var_1_15_Pointer={4:16}, WrapperStruct00_var_1_16_Pointer={4:17}, WrapperStruct00_var_1_17_Pointer={4:18}, WrapperStruct00_var_1_18_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_8_Pointer={4:4}, WrapperStruct00_var_1_9_Pointer={4:5}, isInitial=1] [L109] EXPR ((((*(WrapperStruct00_var_1_8_Pointer)) > (*(WrapperStruct00_var_1_8_Pointer))) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed long int) ((((((*(WrapperStruct00_var_1_8_Pointer))) < ((*(WrapperStruct00_var_1_8_Pointer)))) ? ((*(WrapperStruct00_var_1_8_Pointer))) : ((*(WrapperStruct00_var_1_8_Pointer))))) - 10))) : ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed long int) ((((((*(WrapperStruct00_var_1_8_Pointer)) - (*(WrapperStruct00_var_1_8_Pointer)))) > (((*(WrapperStruct00_var_1_8_Pointer)) - (*(WrapperStruct00_var_1_8_Pointer))))) ? (((*(WrapperStruct00_var_1_8_Pointer)) - (*(WrapperStruct00_var_1_8_Pointer)))) : (((*(WrapperStruct00_var_1_8_Pointer)) - (*(WrapperStruct00_var_1_8_Pointer))))))))) && ((*(WrapperStruct00_var_1_8_Pointer)) == ((unsigned char) ((*(WrapperStruct00_var_1_9_Pointer)) + 100)))) && ((*(WrapperStruct00_var_1_10_Pointer)) == ((float) (((((*(WrapperStruct00_var_1_11_Pointer))) < (64.15f)) ? ((*(WrapperStruct00_var_1_11_Pointer))) : (64.15f))))) [L109] EXPR \read(*WrapperStruct00_var_1_10_Pointer) [L109] EXPR \read(*WrapperStruct00_var_1_11_Pointer) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:6}, WrapperStruct00_var_1_11_Pointer={4:10}, WrapperStruct00_var_1_12_Pointer={4:14}, WrapperStruct00_var_1_13_Pointer={4:15}, WrapperStruct00_var_1_15_Pointer={4:16}, WrapperStruct00_var_1_16_Pointer={4:17}, WrapperStruct00_var_1_17_Pointer={4:18}, WrapperStruct00_var_1_18_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_8_Pointer={4:4}, WrapperStruct00_var_1_9_Pointer={4:5}, isInitial=1] [L109] EXPR (((*(WrapperStruct00_var_1_11_Pointer))) < (64.15f)) ? ((*(WrapperStruct00_var_1_11_Pointer))) : (64.15f) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:6}, WrapperStruct00_var_1_11_Pointer={4:10}, WrapperStruct00_var_1_12_Pointer={4:14}, WrapperStruct00_var_1_13_Pointer={4:15}, WrapperStruct00_var_1_15_Pointer={4:16}, WrapperStruct00_var_1_16_Pointer={4:17}, WrapperStruct00_var_1_17_Pointer={4:18}, WrapperStruct00_var_1_18_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_8_Pointer={4:4}, WrapperStruct00_var_1_9_Pointer={4:5}, isInitial=1] [L109] EXPR ((((*(WrapperStruct00_var_1_8_Pointer)) > (*(WrapperStruct00_var_1_8_Pointer))) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed long int) ((((((*(WrapperStruct00_var_1_8_Pointer))) < ((*(WrapperStruct00_var_1_8_Pointer)))) ? ((*(WrapperStruct00_var_1_8_Pointer))) : ((*(WrapperStruct00_var_1_8_Pointer))))) - 10))) : ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed long int) ((((((*(WrapperStruct00_var_1_8_Pointer)) - (*(WrapperStruct00_var_1_8_Pointer)))) > (((*(WrapperStruct00_var_1_8_Pointer)) - (*(WrapperStruct00_var_1_8_Pointer))))) ? (((*(WrapperStruct00_var_1_8_Pointer)) - (*(WrapperStruct00_var_1_8_Pointer)))) : (((*(WrapperStruct00_var_1_8_Pointer)) - (*(WrapperStruct00_var_1_8_Pointer))))))))) && ((*(WrapperStruct00_var_1_8_Pointer)) == ((unsigned char) ((*(WrapperStruct00_var_1_9_Pointer)) + 100)))) && ((*(WrapperStruct00_var_1_10_Pointer)) == ((float) (((((*(WrapperStruct00_var_1_11_Pointer))) < (64.15f)) ? ((*(WrapperStruct00_var_1_11_Pointer))) : (64.15f))))) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:6}, WrapperStruct00_var_1_11_Pointer={4:10}, WrapperStruct00_var_1_12_Pointer={4:14}, WrapperStruct00_var_1_13_Pointer={4:15}, WrapperStruct00_var_1_15_Pointer={4:16}, WrapperStruct00_var_1_16_Pointer={4:17}, WrapperStruct00_var_1_17_Pointer={4:18}, WrapperStruct00_var_1_18_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_8_Pointer={4:4}, WrapperStruct00_var_1_9_Pointer={4:5}, isInitial=1] [L109] EXPR (((((*(WrapperStruct00_var_1_8_Pointer)) > (*(WrapperStruct00_var_1_8_Pointer))) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed long int) ((((((*(WrapperStruct00_var_1_8_Pointer))) < ((*(WrapperStruct00_var_1_8_Pointer)))) ? ((*(WrapperStruct00_var_1_8_Pointer))) : ((*(WrapperStruct00_var_1_8_Pointer))))) - 10))) : ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed long int) ((((((*(WrapperStruct00_var_1_8_Pointer)) - (*(WrapperStruct00_var_1_8_Pointer)))) > (((*(WrapperStruct00_var_1_8_Pointer)) - (*(WrapperStruct00_var_1_8_Pointer))))) ? (((*(WrapperStruct00_var_1_8_Pointer)) - (*(WrapperStruct00_var_1_8_Pointer)))) : (((*(WrapperStruct00_var_1_8_Pointer)) - (*(WrapperStruct00_var_1_8_Pointer))))))))) && ((*(WrapperStruct00_var_1_8_Pointer)) == ((unsigned char) ((*(WrapperStruct00_var_1_9_Pointer)) + 100)))) && ((*(WrapperStruct00_var_1_10_Pointer)) == ((float) (((((*(WrapperStruct00_var_1_11_Pointer))) < (64.15f)) ? ((*(WrapperStruct00_var_1_11_Pointer))) : (64.15f)))))) && (((- (*(WrapperStruct00_var_1_10_Pointer))) > (*(WrapperStruct00_var_1_11_Pointer))) ? ((*(WrapperStruct00_var_1_12_Pointer)) == ((unsigned char) ((*(WrapperStruct00_var_1_13_Pointer)) || ((*(WrapperStruct00_var_1_17_Pointer)) && ((*(WrapperStruct00_var_1_15_Pointer)) || (*(WrapperStruct00_var_1_16_Pointer))))))) : ((*(WrapperStruct00_var_1_12_Pointer)) == ((unsigned char) (((*(WrapperStruct00_var_1_1_Pointer)) <= (*(WrapperStruct00_var_1_9_Pointer))) && (*(WrapperStruct00_var_1_16_Pointer)))))) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:6}, WrapperStruct00_var_1_11_Pointer={4:10}, WrapperStruct00_var_1_12_Pointer={4:14}, WrapperStruct00_var_1_13_Pointer={4:15}, WrapperStruct00_var_1_15_Pointer={4:16}, WrapperStruct00_var_1_16_Pointer={4:17}, WrapperStruct00_var_1_17_Pointer={4:18}, WrapperStruct00_var_1_18_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_8_Pointer={4:4}, WrapperStruct00_var_1_9_Pointer={4:5}, isInitial=1] [L109] EXPR ((((((*(WrapperStruct00_var_1_8_Pointer)) > (*(WrapperStruct00_var_1_8_Pointer))) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed long int) ((((((*(WrapperStruct00_var_1_8_Pointer))) < ((*(WrapperStruct00_var_1_8_Pointer)))) ? ((*(WrapperStruct00_var_1_8_Pointer))) : ((*(WrapperStruct00_var_1_8_Pointer))))) - 10))) : ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed long int) ((((((*(WrapperStruct00_var_1_8_Pointer)) - (*(WrapperStruct00_var_1_8_Pointer)))) > (((*(WrapperStruct00_var_1_8_Pointer)) - (*(WrapperStruct00_var_1_8_Pointer))))) ? (((*(WrapperStruct00_var_1_8_Pointer)) - (*(WrapperStruct00_var_1_8_Pointer)))) : (((*(WrapperStruct00_var_1_8_Pointer)) - (*(WrapperStruct00_var_1_8_Pointer))))))))) && ((*(WrapperStruct00_var_1_8_Pointer)) == ((unsigned char) ((*(WrapperStruct00_var_1_9_Pointer)) + 100)))) && ((*(WrapperStruct00_var_1_10_Pointer)) == ((float) (((((*(WrapperStruct00_var_1_11_Pointer))) < (64.15f)) ? ((*(WrapperStruct00_var_1_11_Pointer))) : (64.15f)))))) && (((- (*(WrapperStruct00_var_1_10_Pointer))) > (*(WrapperStruct00_var_1_11_Pointer))) ? ((*(WrapperStruct00_var_1_12_Pointer)) == ((unsigned char) ((*(WrapperStruct00_var_1_13_Pointer)) || ((*(WrapperStruct00_var_1_17_Pointer)) && ((*(WrapperStruct00_var_1_15_Pointer)) || (*(WrapperStruct00_var_1_16_Pointer))))))) : ((*(WrapperStruct00_var_1_12_Pointer)) == ((unsigned char) (((*(WrapperStruct00_var_1_1_Pointer)) <= (*(WrapperStruct00_var_1_9_Pointer))) && (*(WrapperStruct00_var_1_16_Pointer))))))) && (((*(WrapperStruct00_var_1_11_Pointer)) <= (*(WrapperStruct00_var_1_10_Pointer))) ? (((*(WrapperStruct00_var_1_1_Pointer)) != (*(WrapperStruct00_var_1_8_Pointer))) ? ((*(WrapperStruct00_var_1_17_Pointer)) == ((unsigned char) (*(WrapperStruct00_var_1_18_Pointer)))) : 1) : (((*(WrapperStruct00_var_1_8_Pointer)) <= 1000000) ? ((*(WrapperStruct00_var_1_17_Pointer)) == ((unsigned char) 0)) : ((*(WrapperStruct00_var_1_17_Pointer)) == ((unsigned char) 0)))) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:6}, WrapperStruct00_var_1_11_Pointer={4:10}, WrapperStruct00_var_1_12_Pointer={4:14}, WrapperStruct00_var_1_13_Pointer={4:15}, WrapperStruct00_var_1_15_Pointer={4:16}, WrapperStruct00_var_1_16_Pointer={4:17}, WrapperStruct00_var_1_17_Pointer={4:18}, WrapperStruct00_var_1_18_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_8_Pointer={4:4}, WrapperStruct00_var_1_9_Pointer={4:5}, isInitial=1] [L109-L110] return ((((((*(WrapperStruct00_var_1_8_Pointer)) > (*(WrapperStruct00_var_1_8_Pointer))) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed long int) ((((((*(WrapperStruct00_var_1_8_Pointer))) < ((*(WrapperStruct00_var_1_8_Pointer)))) ? ((*(WrapperStruct00_var_1_8_Pointer))) : ((*(WrapperStruct00_var_1_8_Pointer))))) - 10))) : ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed long int) ((((((*(WrapperStruct00_var_1_8_Pointer)) - (*(WrapperStruct00_var_1_8_Pointer)))) > (((*(WrapperStruct00_var_1_8_Pointer)) - (*(WrapperStruct00_var_1_8_Pointer))))) ? (((*(WrapperStruct00_var_1_8_Pointer)) - (*(WrapperStruct00_var_1_8_Pointer)))) : (((*(WrapperStruct00_var_1_8_Pointer)) - (*(WrapperStruct00_var_1_8_Pointer))))))))) && ((*(WrapperStruct00_var_1_8_Pointer)) == ((unsigned char) ((*(WrapperStruct00_var_1_9_Pointer)) + 100)))) && ((*(WrapperStruct00_var_1_10_Pointer)) == ((float) (((((*(WrapperStruct00_var_1_11_Pointer))) < (64.15f)) ? ((*(WrapperStruct00_var_1_11_Pointer))) : (64.15f)))))) && (((- (*(WrapperStruct00_var_1_10_Pointer))) > (*(WrapperStruct00_var_1_11_Pointer))) ? ((*(WrapperStruct00_var_1_12_Pointer)) == ((unsigned char) ((*(WrapperStruct00_var_1_13_Pointer)) || ((*(WrapperStruct00_var_1_17_Pointer)) && ((*(WrapperStruct00_var_1_15_Pointer)) || (*(WrapperStruct00_var_1_16_Pointer))))))) : ((*(WrapperStruct00_var_1_12_Pointer)) == ((unsigned char) (((*(WrapperStruct00_var_1_1_Pointer)) <= (*(WrapperStruct00_var_1_9_Pointer))) && (*(WrapperStruct00_var_1_16_Pointer))))))) && (((*(WrapperStruct00_var_1_11_Pointer)) <= (*(WrapperStruct00_var_1_10_Pointer))) ? (((*(WrapperStruct00_var_1_1_Pointer)) != (*(WrapperStruct00_var_1_8_Pointer))) ? ((*(WrapperStruct00_var_1_17_Pointer)) == ((unsigned char) (*(WrapperStruct00_var_1_18_Pointer)))) : 1) : (((*(WrapperStruct00_var_1_8_Pointer)) <= 1000000) ? ((*(WrapperStruct00_var_1_17_Pointer)) == ((unsigned char) 0)) : ((*(WrapperStruct00_var_1_17_Pointer)) == ((unsigned char) 0)))) ; [L119] RET, EXPR property() [L119] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:6}, WrapperStruct00_var_1_11_Pointer={4:10}, WrapperStruct00_var_1_12_Pointer={4:14}, WrapperStruct00_var_1_13_Pointer={4:15}, WrapperStruct00_var_1_15_Pointer={4:16}, WrapperStruct00_var_1_16_Pointer={4:17}, WrapperStruct00_var_1_17_Pointer={4:18}, WrapperStruct00_var_1_18_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_8_Pointer={4:4}, WrapperStruct00_var_1_9_Pointer={4:5}, isInitial=1] [L19] reach_error() VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:6}, WrapperStruct00_var_1_11_Pointer={4:10}, WrapperStruct00_var_1_12_Pointer={4:14}, WrapperStruct00_var_1_13_Pointer={4:15}, WrapperStruct00_var_1_15_Pointer={4:16}, WrapperStruct00_var_1_16_Pointer={4:17}, WrapperStruct00_var_1_17_Pointer={4:18}, WrapperStruct00_var_1_18_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_8_Pointer={4:4}, WrapperStruct00_var_1_9_Pointer={4:5}, isInitial=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 100 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 28.9s, OverallIterations: 9, TraceHistogramMax: 11, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 5.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 705 SdHoareTripleChecker+Valid, 3.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 704 mSDsluCounter, 2767 SdHoareTripleChecker+Invalid, 2.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1895 mSDsCounter, 63 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1480 IncrementalHoareTripleChecker+Invalid, 1543 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 63 mSolverCounterUnsat, 872 mSDtfsCounter, 1480 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 208 GetRequests, 142 SyntacticMatches, 2 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 234 ImplicationChecksByTransitivity, 3.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=175occurred in iteration=6, InterpolantAutomatonStates: 47, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 8 MinimizatonAttempts, 86 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 1.5s SatisfiabilityAnalysisTime, 20.5s InterpolantComputationTime, 1032 NumberOfCodeBlocks, 1032 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 918 ConstructedInterpolants, 0 QuantifiedInterpolants, 10562 SizeOfPredicates, 0 NumberOfNonLiveVariables, 452 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 9 InterpolantComputations, 8 PerfectInterpolantSequences, 1960/1980 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, ConComCheckerStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-23 23:56:38,669 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d8f2d4-778d-4c31-81ef-5e27429a747d/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d8f2d4-778d-4c31-81ef-5e27429a747d/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d8f2d4-778d-4c31-81ef-5e27429a747d/bin/uautomizer-verify-LYvppIcaGC/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d8f2d4-778d-4c31-81ef-5e27429a747d/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d8f2d4-778d-4c31-81ef-5e27429a747d/bin/uautomizer-verify-LYvppIcaGC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-42.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d8f2d4-778d-4c31-81ef-5e27429a747d/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d8f2d4-778d-4c31-81ef-5e27429a747d/bin/uautomizer-verify-LYvppIcaGC --witnessprinter.witness.filename witness --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 3d976df0441559782faf2252bd19993d5a8987fee3e7cd12d006e6d9859f8f01 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-6497de0 [2024-11-23 23:56:41,706 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-23 23:56:41,867 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d8f2d4-778d-4c31-81ef-5e27429a747d/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-23 23:56:41,880 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-23 23:56:41,881 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-23 23:56:41,915 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-23 23:56:41,916 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-23 23:56:41,916 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-23 23:56:41,917 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-23 23:56:41,917 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-23 23:56:41,917 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-23 23:56:41,917 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-23 23:56:41,918 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-23 23:56:41,918 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-23 23:56:41,918 INFO L153 SettingsManager]: * Use SBE=true [2024-11-23 23:56:41,918 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-23 23:56:41,919 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-23 23:56:41,919 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-23 23:56:41,919 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-23 23:56:41,919 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-23 23:56:41,919 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-23 23:56:41,919 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-23 23:56:41,920 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-23 23:56:41,920 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-23 23:56:41,920 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-23 23:56:41,920 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-23 23:56:41,920 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-23 23:56:41,920 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-23 23:56:41,921 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-23 23:56:41,921 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-23 23:56:41,921 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-23 23:56:41,921 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-23 23:56:41,921 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-23 23:56:41,922 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-23 23:56:41,922 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 23:56:41,922 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-23 23:56:41,922 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-23 23:56:41,922 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-23 23:56:41,922 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-23 23:56:41,926 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 23:56:41,926 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-23 23:56:41,926 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-23 23:56:41,926 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-23 23:56:41,927 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-23 23:56:41,927 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-23 23:56:41,927 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-23 23:56:41,927 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-23 23:56:41,927 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-23 23:56:41,927 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-23 23:56:41,927 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-23 23:56:41,927 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d8f2d4-778d-4c31-81ef-5e27429a747d/bin/uautomizer-verify-LYvppIcaGC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! 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 -> 3d976df0441559782faf2252bd19993d5a8987fee3e7cd12d006e6d9859f8f01 [2024-11-23 23:56:42,296 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-23 23:56:42,306 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-23 23:56:42,309 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-23 23:56:42,310 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-23 23:56:42,311 INFO L274 PluginConnector]: CDTParser initialized [2024-11-23 23:56:42,312 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d8f2d4-778d-4c31-81ef-5e27429a747d/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-42.i [2024-11-23 23:56:45,685 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d8f2d4-778d-4c31-81ef-5e27429a747d/bin/uautomizer-verify-LYvppIcaGC/data/031ba155d/382fff04eed44d69acf1fe873d8288ce/FLAGbec657410 [2024-11-23 23:56:45,961 INFO L384 CDTParser]: Found 1 translation units. [2024-11-23 23:56:45,963 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d8f2d4-778d-4c31-81ef-5e27429a747d/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-42.i [2024-11-23 23:56:45,976 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d8f2d4-778d-4c31-81ef-5e27429a747d/bin/uautomizer-verify-LYvppIcaGC/data/031ba155d/382fff04eed44d69acf1fe873d8288ce/FLAGbec657410 [2024-11-23 23:56:46,008 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d8f2d4-778d-4c31-81ef-5e27429a747d/bin/uautomizer-verify-LYvppIcaGC/data/031ba155d/382fff04eed44d69acf1fe873d8288ce [2024-11-23 23:56:46,011 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-23 23:56:46,014 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-23 23:56:46,015 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-23 23:56:46,016 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-23 23:56:46,024 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-23 23:56:46,025 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 11:56:46" (1/1) ... [2024-11-23 23:56:46,026 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a510931 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:56:46, skipping insertion in model container [2024-11-23 23:56:46,026 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 11:56:46" (1/1) ... [2024-11-23 23:56:46,057 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-23 23:56:46,273 WARN L250 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_53d8f2d4-778d-4c31-81ef-5e27429a747d/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-42.i[917,930] [2024-11-23 23:56:46,368 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-23 23:56:46,392 INFO L200 MainTranslator]: Completed pre-run [2024-11-23 23:56:46,406 WARN L250 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_53d8f2d4-778d-4c31-81ef-5e27429a747d/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-42.i[917,930] [2024-11-23 23:56:46,478 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-23 23:56:46,519 INFO L204 MainTranslator]: Completed translation [2024-11-23 23:56:46,519 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:56:46 WrapperNode [2024-11-23 23:56:46,520 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-23 23:56:46,521 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-23 23:56:46,521 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-23 23:56:46,522 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-23 23:56:46,529 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:56:46" (1/1) ... [2024-11-23 23:56:46,557 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:56:46" (1/1) ... [2024-11-23 23:56:46,625 INFO L138 Inliner]: procedures = 34, calls = 138, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 445 [2024-11-23 23:56:46,625 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-23 23:56:46,626 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-23 23:56:46,626 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-23 23:56:46,626 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-23 23:56:46,649 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:56:46" (1/1) ... [2024-11-23 23:56:46,649 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:56:46" (1/1) ... [2024-11-23 23:56:46,660 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:56:46" (1/1) ... [2024-11-23 23:56:46,708 INFO L175 MemorySlicer]: Split 116 memory accesses to 2 slices as follows [2, 114]. 98 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0]. The 27 writes are split as follows [0, 27]. [2024-11-23 23:56:46,708 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:56:46" (1/1) ... [2024-11-23 23:56:46,708 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:56:46" (1/1) ... [2024-11-23 23:56:46,743 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:56:46" (1/1) ... [2024-11-23 23:56:46,748 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:56:46" (1/1) ... [2024-11-23 23:56:46,753 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:56:46" (1/1) ... [2024-11-23 23:56:46,760 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:56:46" (1/1) ... [2024-11-23 23:56:46,766 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:56:46" (1/1) ... [2024-11-23 23:56:46,774 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-23 23:56:46,779 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-23 23:56:46,779 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-23 23:56:46,779 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-23 23:56:46,782 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:56:46" (1/1) ... [2024-11-23 23:56:46,791 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 23:56:46,808 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d8f2d4-778d-4c31-81ef-5e27429a747d/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 23:56:46,824 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d8f2d4-778d-4c31-81ef-5e27429a747d/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-23 23:56:46,829 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d8f2d4-778d-4c31-81ef-5e27429a747d/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-23 23:56:46,863 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-23 23:56:46,864 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0 [2024-11-23 23:56:46,864 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#1 [2024-11-23 23:56:46,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-23 23:56:46,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-23 23:56:46,864 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#0 [2024-11-23 23:56:46,864 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#1 [2024-11-23 23:56:46,865 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0 [2024-11-23 23:56:46,865 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#1 [2024-11-23 23:56:46,865 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#0 [2024-11-23 23:56:46,865 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#1 [2024-11-23 23:56:46,865 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#0 [2024-11-23 23:56:46,865 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#1 [2024-11-23 23:56:46,865 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#0 [2024-11-23 23:56:46,866 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#1 [2024-11-23 23:56:46,867 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-23 23:56:46,867 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-23 23:56:46,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#0 [2024-11-23 23:56:46,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#1 [2024-11-23 23:56:46,867 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-23 23:56:46,868 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-23 23:56:46,868 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0 [2024-11-23 23:56:46,868 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#1 [2024-11-23 23:56:46,870 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#0 [2024-11-23 23:56:46,870 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#1 [2024-11-23 23:56:47,123 INFO L234 CfgBuilder]: Building ICFG [2024-11-23 23:56:47,125 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-23 23:56:48,175 INFO L? ?]: Removed 122 outVars from TransFormulas that were not future-live. [2024-11-23 23:56:48,175 INFO L283 CfgBuilder]: Performing block encoding [2024-11-23 23:56:48,196 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-23 23:56:48,199 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-23 23:56:48,199 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 11:56:48 BoogieIcfgContainer [2024-11-23 23:56:48,200 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-23 23:56:48,204 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-23 23:56:48,204 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-23 23:56:48,211 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-23 23:56:48,211 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 11:56:46" (1/3) ... [2024-11-23 23:56:48,212 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@262f1ae5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 11:56:48, skipping insertion in model container [2024-11-23 23:56:48,213 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:56:46" (2/3) ... [2024-11-23 23:56:48,214 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@262f1ae5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 11:56:48, skipping insertion in model container [2024-11-23 23:56:48,215 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 11:56:48" (3/3) ... [2024-11-23 23:56:48,217 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-sp_file-42.i [2024-11-23 23:56:48,237 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-23 23:56:48,238 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_variablewrapping_wrapper-sp_file-42.i that has 2 procedures, 100 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-23 23:56:48,315 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-23 23:56:48,329 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@7f8cfd89, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-23 23:56:48,329 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-23 23:56:48,334 INFO L276 IsEmpty]: Start isEmpty. Operand has 100 states, 86 states have (on average 1.4186046511627908) internal successors, (122), 87 states have internal predecessors, (122), 11 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2024-11-23 23:56:48,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2024-11-23 23:56:48,346 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:56:48,347 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 23:56:48,348 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 23:56:48,354 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:56:48,355 INFO L85 PathProgramCache]: Analyzing trace with hash 990451809, now seen corresponding path program 1 times [2024-11-23 23:56:48,369 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-23 23:56:48,369 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2117460013] [2024-11-23 23:56:48,370 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:56:48,371 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-23 23:56:48,371 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d8f2d4-778d-4c31-81ef-5e27429a747d/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-23 23:56:48,374 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d8f2d4-778d-4c31-81ef-5e27429a747d/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-23 23:56:48,378 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d8f2d4-778d-4c31-81ef-5e27429a747d/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-23 23:56:48,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:56:48,806 INFO L256 TraceCheckSpWp]: Trace formula consists of 247 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-23 23:56:48,822 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 23:56:48,870 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 200 trivial. 0 not checked. [2024-11-23 23:56:48,870 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-23 23:56:48,871 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-23 23:56:48,871 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2117460013] [2024-11-23 23:56:48,872 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2117460013] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 23:56:48,872 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 23:56:48,872 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-23 23:56:48,873 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [895499184] [2024-11-23 23:56:48,874 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 23:56:48,880 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-23 23:56:48,881 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-23 23:56:48,905 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-23 23:56:48,905 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-23 23:56:48,909 INFO L87 Difference]: Start difference. First operand has 100 states, 86 states have (on average 1.4186046511627908) internal successors, (122), 87 states have internal predecessors, (122), 11 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) Second operand has 2 states, 2 states have (on average 26.5) internal successors, (53), 2 states have internal predecessors, (53), 1 states have call successors, (11), 1 states have call predecessors, (11), 2 states have return successors, (11), 2 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-23 23:56:48,955 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 23:56:48,956 INFO L93 Difference]: Finished difference Result 193 states and 293 transitions. [2024-11-23 23:56:48,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-23 23:56:48,959 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 26.5) internal successors, (53), 2 states have internal predecessors, (53), 1 states have call successors, (11), 1 states have call predecessors, (11), 2 states have return successors, (11), 2 states have call predecessors, (11), 1 states have call successors, (11) Word has length 103 [2024-11-23 23:56:48,959 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 23:56:48,967 INFO L225 Difference]: With dead ends: 193 [2024-11-23 23:56:48,968 INFO L226 Difference]: Without dead ends: 96 [2024-11-23 23:56:48,973 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 102 GetRequests, 102 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-23 23:56:48,978 INFO L435 NwaCegarLoop]: 135 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 135 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-23 23:56:48,979 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 135 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-23 23:56:48,996 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96 states. [2024-11-23 23:56:49,031 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96 to 96. [2024-11-23 23:56:49,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 96 states, 83 states have (on average 1.3614457831325302) internal successors, (113), 83 states have internal predecessors, (113), 11 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2024-11-23 23:56:49,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 135 transitions. [2024-11-23 23:56:49,045 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 135 transitions. Word has length 103 [2024-11-23 23:56:49,046 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 23:56:49,046 INFO L471 AbstractCegarLoop]: Abstraction has 96 states and 135 transitions. [2024-11-23 23:56:49,046 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 26.5) internal successors, (53), 2 states have internal predecessors, (53), 1 states have call successors, (11), 1 states have call predecessors, (11), 2 states have return successors, (11), 2 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-23 23:56:49,047 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 135 transitions. [2024-11-23 23:56:49,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2024-11-23 23:56:49,054 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:56:49,054 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 23:56:49,061 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d8f2d4-778d-4c31-81ef-5e27429a747d/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-11-23 23:56:49,255 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d8f2d4-778d-4c31-81ef-5e27429a747d/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-23 23:56:49,255 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 23:56:49,257 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:56:49,257 INFO L85 PathProgramCache]: Analyzing trace with hash -214908817, now seen corresponding path program 1 times [2024-11-23 23:56:49,258 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-23 23:56:49,258 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1916599152] [2024-11-23 23:56:49,258 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:56:49,258 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-23 23:56:49,258 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d8f2d4-778d-4c31-81ef-5e27429a747d/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-23 23:56:49,262 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d8f2d4-778d-4c31-81ef-5e27429a747d/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-23 23:56:49,263 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d8f2d4-778d-4c31-81ef-5e27429a747d/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-11-23 23:56:49,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:56:49,565 INFO L256 TraceCheckSpWp]: Trace formula consists of 247 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-23 23:56:49,570 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 23:56:49,642 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2024-11-23 23:56:49,646 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-23 23:56:49,646 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-23 23:56:49,646 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1916599152] [2024-11-23 23:56:49,646 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1916599152] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 23:56:49,646 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 23:56:49,646 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-23 23:56:49,647 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [962206067] [2024-11-23 23:56:49,647 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 23:56:49,648 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-23 23:56:49,648 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-23 23:56:49,648 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-23 23:56:49,649 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-23 23:56:49,649 INFO L87 Difference]: Start difference. First operand 96 states and 135 transitions. Second operand has 4 states, 4 states have (on average 13.5) internal successors, (54), 4 states have internal predecessors, (54), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2024-11-23 23:56:49,739 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 23:56:49,742 INFO L93 Difference]: Finished difference Result 191 states and 270 transitions. [2024-11-23 23:56:49,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-23 23:56:49,743 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.5) internal successors, (54), 4 states have internal predecessors, (54), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 103 [2024-11-23 23:56:49,744 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 23:56:49,745 INFO L225 Difference]: With dead ends: 191 [2024-11-23 23:56:49,745 INFO L226 Difference]: Without dead ends: 98 [2024-11-23 23:56:49,745 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 102 GetRequests, 100 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-23 23:56:49,746 INFO L435 NwaCegarLoop]: 133 mSDtfsCounter, 0 mSDsluCounter, 255 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 388 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-23 23:56:49,747 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 388 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-23 23:56:49,749 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98 states. [2024-11-23 23:56:49,761 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98 to 98. [2024-11-23 23:56:49,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 98 states, 85 states have (on average 1.3529411764705883) internal successors, (115), 85 states have internal predecessors, (115), 11 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2024-11-23 23:56:49,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 137 transitions. [2024-11-23 23:56:49,766 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 137 transitions. Word has length 103 [2024-11-23 23:56:49,767 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 23:56:49,770 INFO L471 AbstractCegarLoop]: Abstraction has 98 states and 137 transitions. [2024-11-23 23:56:49,770 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.5) internal successors, (54), 4 states have internal predecessors, (54), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2024-11-23 23:56:49,770 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 137 transitions. [2024-11-23 23:56:49,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2024-11-23 23:56:49,773 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:56:49,773 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 23:56:49,781 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d8f2d4-778d-4c31-81ef-5e27429a747d/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2024-11-23 23:56:49,978 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d8f2d4-778d-4c31-81ef-5e27429a747d/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-23 23:56:49,978 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 23:56:49,979 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:56:49,979 INFO L85 PathProgramCache]: Analyzing trace with hash 1743665969, now seen corresponding path program 1 times [2024-11-23 23:56:49,980 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-23 23:56:49,980 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [65217953] [2024-11-23 23:56:49,980 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:56:49,980 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-23 23:56:49,981 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d8f2d4-778d-4c31-81ef-5e27429a747d/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-23 23:56:49,983 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d8f2d4-778d-4c31-81ef-5e27429a747d/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-23 23:56:49,986 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d8f2d4-778d-4c31-81ef-5e27429a747d/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2024-11-23 23:56:50,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:56:50,352 INFO L256 TraceCheckSpWp]: Trace formula consists of 249 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-23 23:56:50,361 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 23:56:50,434 INFO L378 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 33 treesize of output 17 [2024-11-23 23:56:50,501 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-11-23 23:56:50,503 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-23 23:56:50,503 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-23 23:56:50,503 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [65217953] [2024-11-23 23:56:50,503 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [65217953] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 23:56:50,503 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 23:56:50,504 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-23 23:56:50,504 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2040930959] [2024-11-23 23:56:50,504 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 23:56:50,505 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-23 23:56:50,506 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-23 23:56:50,506 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-23 23:56:50,507 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 23:56:50,507 INFO L87 Difference]: Start difference. First operand 98 states and 137 transitions. Second operand has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-23 23:56:50,551 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 23:56:50,552 INFO L93 Difference]: Finished difference Result 193 states and 271 transitions. [2024-11-23 23:56:50,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-23 23:56:50,553 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 103 [2024-11-23 23:56:50,553 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 23:56:50,554 INFO L225 Difference]: With dead ends: 193 [2024-11-23 23:56:50,555 INFO L226 Difference]: Without dead ends: 98 [2024-11-23 23:56:50,555 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 102 GetRequests, 101 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 23:56:50,556 INFO L435 NwaCegarLoop]: 133 mSDtfsCounter, 0 mSDsluCounter, 129 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 262 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-23 23:56:50,557 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 262 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-23 23:56:50,558 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98 states. [2024-11-23 23:56:50,568 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98 to 98. [2024-11-23 23:56:50,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 98 states, 85 states have (on average 1.3411764705882352) internal successors, (114), 85 states have internal predecessors, (114), 11 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2024-11-23 23:56:50,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 136 transitions. [2024-11-23 23:56:50,571 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 136 transitions. Word has length 103 [2024-11-23 23:56:50,572 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 23:56:50,572 INFO L471 AbstractCegarLoop]: Abstraction has 98 states and 136 transitions. [2024-11-23 23:56:50,572 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-23 23:56:50,575 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 136 transitions. [2024-11-23 23:56:50,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2024-11-23 23:56:50,579 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:56:50,580 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 23:56:50,587 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d8f2d4-778d-4c31-81ef-5e27429a747d/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0 [2024-11-23 23:56:50,780 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d8f2d4-778d-4c31-81ef-5e27429a747d/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-23 23:56:50,780 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 23:56:50,781 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:56:50,781 INFO L85 PathProgramCache]: Analyzing trace with hash 1884214579, now seen corresponding path program 1 times [2024-11-23 23:56:50,782 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-23 23:56:50,782 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1291889147] [2024-11-23 23:56:50,782 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:56:50,782 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-23 23:56:50,782 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d8f2d4-778d-4c31-81ef-5e27429a747d/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-23 23:56:50,785 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d8f2d4-778d-4c31-81ef-5e27429a747d/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-23 23:56:50,786 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d8f2d4-778d-4c31-81ef-5e27429a747d/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2024-11-23 23:56:51,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:56:51,167 INFO L256 TraceCheckSpWp]: Trace formula consists of 249 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-23 23:56:51,171 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 23:56:51,198 INFO L378 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 33 treesize of output 17 [2024-11-23 23:56:51,256 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-11-23 23:56:51,256 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-23 23:56:51,256 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-23 23:56:51,259 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1291889147] [2024-11-23 23:56:51,259 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1291889147] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 23:56:51,259 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 23:56:51,259 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-23 23:56:51,259 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1998155023] [2024-11-23 23:56:51,260 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 23:56:51,260 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-23 23:56:51,260 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-23 23:56:51,261 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-23 23:56:51,261 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 23:56:51,261 INFO L87 Difference]: Start difference. First operand 98 states and 136 transitions. Second operand has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-23 23:56:51,300 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 23:56:51,301 INFO L93 Difference]: Finished difference Result 193 states and 269 transitions. [2024-11-23 23:56:51,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-23 23:56:51,302 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 103 [2024-11-23 23:56:51,303 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 23:56:51,304 INFO L225 Difference]: With dead ends: 193 [2024-11-23 23:56:51,304 INFO L226 Difference]: Without dead ends: 98 [2024-11-23 23:56:51,305 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 102 GetRequests, 101 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 23:56:51,306 INFO L435 NwaCegarLoop]: 132 mSDtfsCounter, 0 mSDsluCounter, 128 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 260 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-23 23:56:51,306 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 260 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-23 23:56:51,307 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98 states. [2024-11-23 23:56:51,314 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98 to 98. [2024-11-23 23:56:51,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 98 states, 85 states have (on average 1.3294117647058823) internal successors, (113), 85 states have internal predecessors, (113), 11 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2024-11-23 23:56:51,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 135 transitions. [2024-11-23 23:56:51,316 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 135 transitions. Word has length 103 [2024-11-23 23:56:51,316 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 23:56:51,317 INFO L471 AbstractCegarLoop]: Abstraction has 98 states and 135 transitions. [2024-11-23 23:56:51,317 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-23 23:56:51,317 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 135 transitions. [2024-11-23 23:56:51,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2024-11-23 23:56:51,319 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:56:51,319 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 23:56:51,326 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d8f2d4-778d-4c31-81ef-5e27429a747d/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2024-11-23 23:56:51,519 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d8f2d4-778d-4c31-81ef-5e27429a747d/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-23 23:56:51,520 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 23:56:51,521 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:56:51,521 INFO L85 PathProgramCache]: Analyzing trace with hash 873097329, now seen corresponding path program 1 times [2024-11-23 23:56:51,522 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-23 23:56:51,522 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1011275014] [2024-11-23 23:56:51,522 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:56:51,522 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-23 23:56:51,523 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d8f2d4-778d-4c31-81ef-5e27429a747d/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-23 23:56:51,525 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d8f2d4-778d-4c31-81ef-5e27429a747d/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-23 23:56:51,536 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d8f2d4-778d-4c31-81ef-5e27429a747d/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2024-11-23 23:56:51,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:56:51,938 INFO L256 TraceCheckSpWp]: Trace formula consists of 249 conjuncts, 34 conjuncts are in the unsatisfiable core [2024-11-23 23:56:51,948 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 23:56:54,508 INFO L378 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 [2024-11-23 23:56:55,881 INFO L378 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 21 [2024-11-23 23:56:57,228 INFO L378 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 32 [2024-11-23 23:56:58,630 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 35 [2024-11-23 23:56:59,759 INFO L349 Elim1Store]: treesize reduction 59, result has 20.3 percent of original size [2024-11-23 23:56:59,759 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 47 treesize of output 63 [2024-11-23 23:57:00,054 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 51 [2024-11-23 23:57:00,324 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 51 [2024-11-23 23:57:00,532 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-23 23:57:00,532 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 51 [2024-11-23 23:57:00,676 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-23 23:57:00,676 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 62 treesize of output 38 [2024-11-23 23:57:00,732 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 96 proven. 84 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-11-23 23:57:00,732 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-23 23:57:43,042 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-23 23:57:43,042 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1011275014] [2024-11-23 23:57:43,042 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1011275014] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-23 23:57:43,042 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [779881932] [2024-11-23 23:57:43,042 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:57:43,042 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-23 23:57:43,042 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d8f2d4-778d-4c31-81ef-5e27429a747d/bin/uautomizer-verify-LYvppIcaGC/cvc4 [2024-11-23 23:57:43,044 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d8f2d4-778d-4c31-81ef-5e27429a747d/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-23 23:57:43,046 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d8f2d4-778d-4c31-81ef-5e27429a747d/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-23 23:57:44,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:57:44,226 INFO L256 TraceCheckSpWp]: Trace formula consists of 249 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-11-23 23:57:44,235 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 23:57:46,604 INFO L378 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 [2024-11-23 23:57:48,263 INFO L378 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 21 [2024-11-23 23:57:49,712 INFO L378 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 [2024-11-23 23:57:50,958 INFO L378 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 [2024-11-23 23:57:52,278 INFO L349 Elim1Store]: treesize reduction 47, result has 24.2 percent of original size [2024-11-23 23:57:52,279 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 39 treesize of output 52 [2024-11-23 23:57:52,718 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 40 [2024-11-23 23:57:53,050 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 40 [2024-11-23 23:57:53,342 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 40 [2024-11-23 23:57:53,579 INFO L378 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 54 treesize of output 34 [2024-11-23 23:57:53,601 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 80 proven. 84 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2024-11-23 23:57:53,604 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-23 23:57:54,454 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [779881932] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-23 23:57:54,455 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-23 23:57:54,455 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 13] total 25 [2024-11-23 23:57:54,455 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [94269133] [2024-11-23 23:57:54,455 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-23 23:57:54,456 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2024-11-23 23:57:54,456 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-23 23:57:54,457 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2024-11-23 23:57:54,457 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=161, Invalid=760, Unknown=9, NotChecked=0, Total=930 [2024-11-23 23:57:54,458 INFO L87 Difference]: Start difference. First operand 98 states and 135 transitions. Second operand has 26 states, 24 states have (on average 4.375) internal successors, (105), 23 states have internal predecessors, (105), 9 states have call successors, (22), 7 states have call predecessors, (22), 9 states have return successors, (22), 9 states have call predecessors, (22), 9 states have call successors, (22) [2024-11-23 23:58:04,766 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 23:58:04,766 INFO L93 Difference]: Finished difference Result 228 states and 305 transitions. [2024-11-23 23:58:04,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-23 23:58:04,768 INFO L78 Accepts]: Start accepts. Automaton has has 26 states, 24 states have (on average 4.375) internal successors, (105), 23 states have internal predecessors, (105), 9 states have call successors, (22), 7 states have call predecessors, (22), 9 states have return successors, (22), 9 states have call predecessors, (22), 9 states have call successors, (22) Word has length 103 [2024-11-23 23:58:04,768 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 23:58:04,771 INFO L225 Difference]: With dead ends: 228 [2024-11-23 23:58:04,771 INFO L226 Difference]: Without dead ends: 133 [2024-11-23 23:58:04,773 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 280 GetRequests, 235 SyntacticMatches, 2 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 478 ImplicationChecksByTransitivity, 48.8s TimeCoverageRelationStatistics Valid=469, Invalid=1502, Unknown=9, NotChecked=0, Total=1980 [2024-11-23 23:58:04,775 INFO L435 NwaCegarLoop]: 64 mSDtfsCounter, 359 mSDsluCounter, 672 mSDsCounter, 0 mSdLazyCounter, 1036 mSolverCounterSat, 140 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 360 SdHoareTripleChecker+Valid, 736 SdHoareTripleChecker+Invalid, 1176 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 140 IncrementalHoareTripleChecker+Valid, 1036 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.3s IncrementalHoareTripleChecker+Time [2024-11-23 23:58:04,777 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [360 Valid, 736 Invalid, 1176 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [140 Valid, 1036 Invalid, 0 Unknown, 0 Unchecked, 7.3s Time] [2024-11-23 23:58:04,778 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 133 states. [2024-11-23 23:58:04,808 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 133 to 124. [2024-11-23 23:58:04,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 124 states, 105 states have (on average 1.2857142857142858) internal successors, (135), 106 states have internal predecessors, (135), 14 states have call successors, (14), 4 states have call predecessors, (14), 4 states have return successors, (14), 13 states have call predecessors, (14), 14 states have call successors, (14) [2024-11-23 23:58:04,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 124 states and 163 transitions. [2024-11-23 23:58:04,810 INFO L78 Accepts]: Start accepts. Automaton has 124 states and 163 transitions. Word has length 103 [2024-11-23 23:58:04,811 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 23:58:04,811 INFO L471 AbstractCegarLoop]: Abstraction has 124 states and 163 transitions. [2024-11-23 23:58:04,812 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 24 states have (on average 4.375) internal successors, (105), 23 states have internal predecessors, (105), 9 states have call successors, (22), 7 states have call predecessors, (22), 9 states have return successors, (22), 9 states have call predecessors, (22), 9 states have call successors, (22) [2024-11-23 23:58:04,812 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 163 transitions. [2024-11-23 23:58:04,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2024-11-23 23:58:04,813 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:58:04,814 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 23:58:04,822 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d8f2d4-778d-4c31-81ef-5e27429a747d/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2024-11-23 23:58:05,020 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d8f2d4-778d-4c31-81ef-5e27429a747d/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-11-23 23:58:05,214 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d8f2d4-778d-4c31-81ef-5e27429a747d/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d8f2d4-778d-4c31-81ef-5e27429a747d/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt [2024-11-23 23:58:05,215 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 23:58:05,215 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:58:05,215 INFO L85 PathProgramCache]: Analyzing trace with hash -1232006184, now seen corresponding path program 1 times [2024-11-23 23:58:05,216 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-23 23:58:05,216 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1704039922] [2024-11-23 23:58:05,216 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:58:05,216 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-23 23:58:05,216 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d8f2d4-778d-4c31-81ef-5e27429a747d/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-23 23:58:05,218 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d8f2d4-778d-4c31-81ef-5e27429a747d/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-23 23:58:05,220 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d8f2d4-778d-4c31-81ef-5e27429a747d/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2024-11-23 23:58:05,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:58:05,548 INFO L256 TraceCheckSpWp]: Trace formula consists of 250 conjuncts, 65 conjuncts are in the unsatisfiable core [2024-11-23 23:58:05,557 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 23:58:06,068 INFO L378 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 [2024-11-23 23:58:07,743 INFO L378 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 25 treesize of output 13 [2024-11-23 23:58:08,721 INFO L378 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 21 [2024-11-23 23:58:10,294 INFO L378 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 [2024-11-23 23:58:11,615 INFO L378 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 32 [2024-11-23 23:58:13,297 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 43 [2024-11-23 23:58:15,018 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 59 [2024-11-23 23:58:15,428 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 62 [2024-11-23 23:58:16,112 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 77 treesize of output 76 [2024-11-23 23:58:16,676 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 88 treesize of output 79 [2024-11-23 23:58:17,316 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 94 proven. 93 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-11-23 23:58:17,317 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-23 23:58:30,000 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-23 23:58:30,000 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1704039922] [2024-11-23 23:58:30,000 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1704039922] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-23 23:58:30,000 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [619198160] [2024-11-23 23:58:30,000 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:58:30,001 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-23 23:58:30,001 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d8f2d4-778d-4c31-81ef-5e27429a747d/bin/uautomizer-verify-LYvppIcaGC/cvc4 [2024-11-23 23:58:30,003 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d8f2d4-778d-4c31-81ef-5e27429a747d/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-23 23:58:30,004 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d8f2d4-778d-4c31-81ef-5e27429a747d/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-11-23 23:58:31,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:58:31,225 INFO L256 TraceCheckSpWp]: Trace formula consists of 250 conjuncts, 49 conjuncts are in the unsatisfiable core [2024-11-23 23:58:31,233 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 23:58:33,401 INFO L378 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 [2024-11-23 23:58:36,478 INFO L378 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 61 treesize of output 40 [2024-11-23 23:58:39,059 INFO L378 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 72 treesize of output 43 [2024-11-23 23:58:41,089 INFO L378 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 69 treesize of output 51 [2024-11-23 23:58:43,790 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 54 [2024-11-23 23:58:46,218 INFO L349 Elim1Store]: treesize reduction 43, result has 20.4 percent of original size [2024-11-23 23:58:46,218 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 86 treesize of output 78 [2024-11-23 23:58:47,354 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 97 [2024-11-23 23:58:48,144 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 92 [2024-11-23 23:58:48,940 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 92 [2024-11-23 23:58:49,437 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 159 treesize of output 75 [2024-11-23 23:58:49,836 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 112 proven. 72 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2024-11-23 23:58:49,836 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-23 23:59:04,987 WARN L851 $PredicateComparison]: unable to prove that (forall ((|ULTIMATE.start_step_#t~ite23#1| (_ BitVec 32)) (v_ArrVal_338 (_ BitVec 32)) (|v_skolemized_q#valueAsBitvector_37| (_ BitVec 32))) (or (let ((.cse1 (let ((.cse3 (let ((.cse4 (store |c_#memory_int#1| c_~WrapperStruct00_var_1_10_Pointer~0.base (store (select |c_#memory_int#1| c_~WrapperStruct00_var_1_10_Pointer~0.base) c_~WrapperStruct00_var_1_10_Pointer~0.offset |v_skolemized_q#valueAsBitvector_37|)))) (store .cse4 c_~WrapperStruct00_var_1_1_Pointer~0.base (store (select .cse4 c_~WrapperStruct00_var_1_1_Pointer~0.base) c_~WrapperStruct00_var_1_1_Pointer~0.offset |ULTIMATE.start_step_#t~ite23#1|))))) (store .cse3 c_~WrapperStruct00_var_1_17_Pointer~0.base (store (select .cse3 c_~WrapperStruct00_var_1_17_Pointer~0.base) c_~WrapperStruct00_var_1_17_Pointer~0.offset v_ArrVal_338))))) (fp.gt (fp.neg (let ((.cse0 (select (select .cse1 c_~WrapperStruct00_var_1_10_Pointer~0.base) c_~WrapperStruct00_var_1_10_Pointer~0.offset))) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0)))) (let ((.cse2 (select (select .cse1 c_~WrapperStruct00_var_1_11_Pointer~0.base) c_~WrapperStruct00_var_1_11_Pointer~0.offset))) (fp ((_ extract 31 31) .cse2) ((_ extract 30 23) .cse2) ((_ extract 22 0) .cse2))))) (not (= |c_ULTIMATE.start_step_#t~ite7#1| (fp ((_ extract 31 31) |v_skolemized_q#valueAsBitvector_37|) ((_ extract 30 23) |v_skolemized_q#valueAsBitvector_37|) ((_ extract 22 0) |v_skolemized_q#valueAsBitvector_37|)))))) is different from false [2024-11-24 00:00:02,420 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [619198160] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-24 00:00:02,420 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-24 00:00:02,420 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 29 [2024-11-24 00:00:02,420 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1120707020] [2024-11-24 00:00:02,420 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-24 00:00:02,421 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2024-11-24 00:00:02,421 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 00:00:02,422 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2024-11-24 00:00:02,426 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=312, Invalid=2229, Unknown=13, NotChecked=98, Total=2652 [2024-11-24 00:00:02,427 INFO L87 Difference]: Start difference. First operand 124 states and 163 transitions. Second operand has 30 states, 29 states have (on average 3.8620689655172415) internal successors, (112), 29 states have internal predecessors, (112), 11 states have call successors, (22), 10 states have call predecessors, (22), 11 states have return successors, (22), 10 states have call predecessors, (22), 11 states have call successors, (22) [2024-11-24 00:01:25,022 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:01:25,022 INFO L93 Difference]: Finished difference Result 533 states and 677 transitions. [2024-11-24 00:01:25,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2024-11-24 00:01:25,023 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 29 states have (on average 3.8620689655172415) internal successors, (112), 29 states have internal predecessors, (112), 11 states have call successors, (22), 10 states have call predecessors, (22), 11 states have return successors, (22), 10 states have call predecessors, (22), 11 states have call successors, (22) Word has length 103 [2024-11-24 00:01:25,024 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:01:25,028 INFO L225 Difference]: With dead ends: 533 [2024-11-24 00:01:25,028 INFO L226 Difference]: Without dead ends: 430 [2024-11-24 00:01:25,033 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 326 GetRequests, 216 SyntacticMatches, 0 SemanticMatches, 110 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 2859 ImplicationChecksByTransitivity, 139.0s TimeCoverageRelationStatistics Valid=1879, Invalid=10322, Unknown=13, NotChecked=218, Total=12432 [2024-11-24 00:01:25,035 INFO L435 NwaCegarLoop]: 71 mSDtfsCounter, 2023 mSDsluCounter, 941 mSDsCounter, 0 mSdLazyCounter, 2541 mSolverCounterSat, 265 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 33.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2023 SdHoareTripleChecker+Valid, 1012 SdHoareTripleChecker+Invalid, 2808 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 265 IncrementalHoareTripleChecker+Valid, 2541 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 34.1s IncrementalHoareTripleChecker+Time [2024-11-24 00:01:25,037 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2023 Valid, 1012 Invalid, 2808 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [265 Valid, 2541 Invalid, 2 Unknown, 0 Unchecked, 34.1s Time] [2024-11-24 00:01:25,038 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 430 states. [2024-11-24 00:01:25,138 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 430 to 254. [2024-11-24 00:01:25,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 254 states, 211 states have (on average 1.2559241706161137) internal successors, (265), 213 states have internal predecessors, (265), 28 states have call successors, (28), 14 states have call predecessors, (28), 14 states have return successors, (28), 26 states have call predecessors, (28), 28 states have call successors, (28) [2024-11-24 00:01:25,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 254 states and 321 transitions. [2024-11-24 00:01:25,142 INFO L78 Accepts]: Start accepts. Automaton has 254 states and 321 transitions. Word has length 103 [2024-11-24 00:01:25,142 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:01:25,143 INFO L471 AbstractCegarLoop]: Abstraction has 254 states and 321 transitions. [2024-11-24 00:01:25,143 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 29 states have (on average 3.8620689655172415) internal successors, (112), 29 states have internal predecessors, (112), 11 states have call successors, (22), 10 states have call predecessors, (22), 11 states have return successors, (22), 10 states have call predecessors, (22), 11 states have call successors, (22) [2024-11-24 00:01:25,143 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 321 transitions. [2024-11-24 00:01:25,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2024-11-24 00:01:25,145 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:01:25,145 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:01:25,156 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d8f2d4-778d-4c31-81ef-5e27429a747d/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-11-24 00:01:25,351 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d8f2d4-778d-4c31-81ef-5e27429a747d/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Ended with exit code 0 [2024-11-24 00:01:25,545 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d8f2d4-778d-4c31-81ef-5e27429a747d/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d8f2d4-778d-4c31-81ef-5e27429a747d/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 00:01:25,546 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:01:25,546 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:01:25,546 INFO L85 PathProgramCache]: Analyzing trace with hash 2028923090, now seen corresponding path program 1 times [2024-11-24 00:01:25,547 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 00:01:25,547 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1629325376] [2024-11-24 00:01:25,547 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:01:25,547 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 00:01:25,547 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d8f2d4-778d-4c31-81ef-5e27429a747d/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 00:01:25,549 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d8f2d4-778d-4c31-81ef-5e27429a747d/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-24 00:01:25,550 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d8f2d4-778d-4c31-81ef-5e27429a747d/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2024-11-24 00:01:25,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:01:25,807 INFO L256 TraceCheckSpWp]: Trace formula consists of 256 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-24 00:01:25,815 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:01:26,455 INFO L378 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 97 treesize of output 43 [2024-11-24 00:01:26,836 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 96 proven. 8 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2024-11-24 00:01:26,836 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-24 00:01:27,745 INFO L378 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 61 treesize of output 25 [2024-11-24 00:01:27,818 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 6 proven. 24 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-24 00:01:27,818 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 00:01:27,819 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1629325376] [2024-11-24 00:01:27,819 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1629325376] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-24 00:01:27,819 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-24 00:01:27,819 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 8] total 12 [2024-11-24 00:01:27,819 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [449940911] [2024-11-24 00:01:27,819 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-24 00:01:27,820 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-24 00:01:27,820 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 00:01:27,821 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-24 00:01:27,821 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2024-11-24 00:01:27,821 INFO L87 Difference]: Start difference. First operand 254 states and 321 transitions. Second operand has 12 states, 11 states have (on average 6.818181818181818) internal successors, (75), 12 states have internal predecessors, (75), 4 states have call successors, (21), 3 states have call predecessors, (21), 4 states have return successors, (21), 3 states have call predecessors, (21), 4 states have call successors, (21) [2024-11-24 00:01:32,264 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:01:32,264 INFO L93 Difference]: Finished difference Result 547 states and 685 transitions. [2024-11-24 00:01:32,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-24 00:01:32,266 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 6.818181818181818) internal successors, (75), 12 states have internal predecessors, (75), 4 states have call successors, (21), 3 states have call predecessors, (21), 4 states have return successors, (21), 3 states have call predecessors, (21), 4 states have call successors, (21) Word has length 105 [2024-11-24 00:01:32,266 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:01:32,268 INFO L225 Difference]: With dead ends: 547 [2024-11-24 00:01:32,268 INFO L226 Difference]: Without dead ends: 274 [2024-11-24 00:01:32,269 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 219 GetRequests, 199 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 58 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=96, Invalid=366, Unknown=0, NotChecked=0, Total=462 [2024-11-24 00:01:32,270 INFO L435 NwaCegarLoop]: 111 mSDtfsCounter, 131 mSDsluCounter, 593 mSDsCounter, 0 mSdLazyCounter, 356 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 140 SdHoareTripleChecker+Valid, 704 SdHoareTripleChecker+Invalid, 367 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 356 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.3s IncrementalHoareTripleChecker+Time [2024-11-24 00:01:32,271 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [140 Valid, 704 Invalid, 367 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 356 Invalid, 0 Unknown, 0 Unchecked, 3.3s Time] [2024-11-24 00:01:32,272 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 274 states. [2024-11-24 00:01:32,323 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 274 to 250. [2024-11-24 00:01:32,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 250 states, 207 states have (on average 1.2415458937198067) internal successors, (257), 209 states have internal predecessors, (257), 28 states have call successors, (28), 14 states have call predecessors, (28), 14 states have return successors, (28), 26 states have call predecessors, (28), 28 states have call successors, (28) [2024-11-24 00:01:32,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 250 states and 313 transitions. [2024-11-24 00:01:32,325 INFO L78 Accepts]: Start accepts. Automaton has 250 states and 313 transitions. Word has length 105 [2024-11-24 00:01:32,326 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:01:32,326 INFO L471 AbstractCegarLoop]: Abstraction has 250 states and 313 transitions. [2024-11-24 00:01:32,326 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 6.818181818181818) internal successors, (75), 12 states have internal predecessors, (75), 4 states have call successors, (21), 3 states have call predecessors, (21), 4 states have return successors, (21), 3 states have call predecessors, (21), 4 states have call successors, (21) [2024-11-24 00:01:32,326 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 313 transitions. [2024-11-24 00:01:32,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2024-11-24 00:01:32,327 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:01:32,327 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:01:32,333 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d8f2d4-778d-4c31-81ef-5e27429a747d/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (10)] Ended with exit code 0 [2024-11-24 00:01:32,527 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d8f2d4-778d-4c31-81ef-5e27429a747d/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 00:01:32,528 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:01:32,528 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:01:32,528 INFO L85 PathProgramCache]: Analyzing trace with hash -507271283, now seen corresponding path program 1 times [2024-11-24 00:01:32,528 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 00:01:32,528 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1071102635] [2024-11-24 00:01:32,529 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:01:32,529 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 00:01:32,529 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d8f2d4-778d-4c31-81ef-5e27429a747d/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 00:01:32,530 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d8f2d4-778d-4c31-81ef-5e27429a747d/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-24 00:01:32,532 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d8f2d4-778d-4c31-81ef-5e27429a747d/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (11)] Waiting until timeout for monitored process [2024-11-24 00:01:32,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:01:32,869 INFO L256 TraceCheckSpWp]: Trace formula consists of 253 conjuncts, 47 conjuncts are in the unsatisfiable core [2024-11-24 00:01:32,876 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:01:34,262 INFO L378 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 12 treesize of output 8 [2024-11-24 00:01:38,885 INFO L378 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 17 [2024-11-24 00:01:41,314 INFO L378 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 17 [2024-11-24 00:01:44,612 INFO L378 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 17 [2024-11-24 00:01:48,075 INFO L378 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 17 [2024-11-24 00:01:51,324 INFO L378 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 17 [2024-11-24 00:01:54,611 INFO L378 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 [2024-11-24 00:01:55,413 INFO L378 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 41 treesize of output 28 [2024-11-24 00:01:56,407 INFO L378 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 38 treesize of output 29 [2024-11-24 00:01:57,161 INFO L378 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 38 treesize of output 29 [2024-11-24 00:01:58,190 INFO L378 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 38 treesize of output 29 [2024-11-24 00:01:58,952 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-24 00:01:58,952 INFO L378 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 1 case distinctions, treesize of input 68 treesize of output 44 [2024-11-24 00:01:59,251 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 38 proven. 93 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2024-11-24 00:01:59,251 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-24 00:02:19,156 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 00:02:19,156 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1071102635] [2024-11-24 00:02:19,156 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1071102635] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-24 00:02:19,156 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [2141883128] [2024-11-24 00:02:19,156 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:02:19,156 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-24 00:02:19,156 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d8f2d4-778d-4c31-81ef-5e27429a747d/bin/uautomizer-verify-LYvppIcaGC/cvc4 [2024-11-24 00:02:19,158 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d8f2d4-778d-4c31-81ef-5e27429a747d/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-24 00:02:19,159 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d8f2d4-778d-4c31-81ef-5e27429a747d/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-11-24 00:02:20,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:02:20,310 INFO L256 TraceCheckSpWp]: Trace formula consists of 253 conjuncts, 46 conjuncts are in the unsatisfiable core [2024-11-24 00:02:20,317 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:02:21,682 INFO L378 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 [2024-11-24 00:02:26,585 INFO L378 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 25 treesize of output 13 [2024-11-24 00:02:28,779 INFO L378 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 21 [2024-11-24 00:02:32,614 INFO L378 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 [2024-11-24 00:02:35,957 INFO L378 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 32 [2024-11-24 00:02:40,093 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 43 [2024-11-24 00:02:44,040 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 59 [2024-11-24 00:02:45,199 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 62 [2024-11-24 00:02:46,545 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 62 [2024-11-24 00:02:47,721 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 62 [2024-11-24 00:02:49,242 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 62 [2024-11-24 00:02:50,441 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 96 treesize of output 56 [2024-11-24 00:02:50,477 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 94 proven. 93 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-11-24 00:02:50,477 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-24 00:03:05,373 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [2141883128] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-24 00:03:05,373 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-24 00:03:05,373 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 16] total 28 [2024-11-24 00:03:05,374 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [673717988] [2024-11-24 00:03:05,374 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-24 00:03:05,374 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2024-11-24 00:03:05,374 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 00:03:05,375 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2024-11-24 00:03:05,375 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=173, Invalid=1017, Unknown=0, NotChecked=0, Total=1190 [2024-11-24 00:03:05,376 INFO L87 Difference]: Start difference. First operand 250 states and 313 transitions. Second operand has 29 states, 27 states have (on average 4.444444444444445) internal successors, (120), 28 states have internal predecessors, (120), 10 states have call successors, (22), 8 states have call predecessors, (22), 10 states have return successors, (22), 8 states have call predecessors, (22), 10 states have call successors, (22) [2024-11-24 00:03:29,226 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:03:29,226 INFO L93 Difference]: Finished difference Result 535 states and 661 transitions. [2024-11-24 00:03:29,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-11-24 00:03:29,228 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 27 states have (on average 4.444444444444445) internal successors, (120), 28 states have internal predecessors, (120), 10 states have call successors, (22), 8 states have call predecessors, (22), 10 states have return successors, (22), 8 states have call predecessors, (22), 10 states have call successors, (22) Word has length 105 [2024-11-24 00:03:29,228 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:03:29,230 INFO L225 Difference]: With dead ends: 535 [2024-11-24 00:03:29,230 INFO L226 Difference]: Without dead ends: 288 [2024-11-24 00:03:29,232 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 298 GetRequests, 235 SyntacticMatches, 6 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 919 ImplicationChecksByTransitivity, 55.2s TimeCoverageRelationStatistics Valid=620, Invalid=2802, Unknown=0, NotChecked=0, Total=3422 [2024-11-24 00:03:29,233 INFO L435 NwaCegarLoop]: 63 mSDtfsCounter, 624 mSDsluCounter, 466 mSDsCounter, 0 mSdLazyCounter, 1012 mSolverCounterSat, 83 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 624 SdHoareTripleChecker+Valid, 529 SdHoareTripleChecker+Invalid, 1095 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 83 IncrementalHoareTripleChecker+Valid, 1012 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.8s IncrementalHoareTripleChecker+Time [2024-11-24 00:03:29,234 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [624 Valid, 529 Invalid, 1095 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [83 Valid, 1012 Invalid, 0 Unknown, 0 Unchecked, 11.8s Time] [2024-11-24 00:03:29,234 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 288 states. [2024-11-24 00:03:29,280 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 288 to 177. [2024-11-24 00:03:29,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 177 states, 145 states have (on average 1.2206896551724138) internal successors, (177), 145 states have internal predecessors, (177), 20 states have call successors, (20), 11 states have call predecessors, (20), 11 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2024-11-24 00:03:29,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 177 states and 217 transitions. [2024-11-24 00:03:29,281 INFO L78 Accepts]: Start accepts. Automaton has 177 states and 217 transitions. Word has length 105 [2024-11-24 00:03:29,282 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:03:29,282 INFO L471 AbstractCegarLoop]: Abstraction has 177 states and 217 transitions. [2024-11-24 00:03:29,282 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 27 states have (on average 4.444444444444445) internal successors, (120), 28 states have internal predecessors, (120), 10 states have call successors, (22), 8 states have call predecessors, (22), 10 states have return successors, (22), 8 states have call predecessors, (22), 10 states have call successors, (22) [2024-11-24 00:03:29,282 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 217 transitions. [2024-11-24 00:03:29,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2024-11-24 00:03:29,284 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:03:29,284 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:03:29,292 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d8f2d4-778d-4c31-81ef-5e27429a747d/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt (12)] Forceful destruction successful, exit code 0 [2024-11-24 00:03:29,489 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d8f2d4-778d-4c31-81ef-5e27429a747d/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (11)] Forceful destruction successful, exit code 0 [2024-11-24 00:03:29,685 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d8f2d4-778d-4c31-81ef-5e27429a747d/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt,11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d8f2d4-778d-4c31-81ef-5e27429a747d/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 00:03:29,685 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:03:29,685 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:03:29,685 INFO L85 PathProgramCache]: Analyzing trace with hash 193793295, now seen corresponding path program 1 times [2024-11-24 00:03:29,686 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 00:03:29,686 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [940526634] [2024-11-24 00:03:29,686 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:03:29,686 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 00:03:29,686 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d8f2d4-778d-4c31-81ef-5e27429a747d/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 00:03:29,688 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d8f2d4-778d-4c31-81ef-5e27429a747d/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-24 00:03:29,689 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d8f2d4-778d-4c31-81ef-5e27429a747d/bin/uautomizer-verify-LYvppIcaGC/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 (13)] Waiting until timeout for monitored process [2024-11-24 00:03:29,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:03:29,974 INFO L256 TraceCheckSpWp]: Trace formula consists of 250 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-11-24 00:03:29,979 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:03:39,727 INFO L378 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 [2024-11-24 00:03:40,262 INFO L378 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 22 [2024-11-24 00:03:40,856 INFO L378 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 38 treesize of output 25 [2024-11-24 00:03:41,721 INFO L378 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 38 treesize of output 25 [2024-11-24 00:03:42,156 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-24 00:03:42,157 INFO L378 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 1 case distinctions, treesize of input 48 treesize of output 24 [2024-11-24 00:03:42,554 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-11-24 00:03:42,554 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 00:03:42,555 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 00:03:42,555 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [940526634] [2024-11-24 00:03:42,555 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [940526634] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:03:42,555 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:03:42,555 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-24 00:03:42,555 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1453138765] [2024-11-24 00:03:42,555 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:03:42,556 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-24 00:03:42,556 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 00:03:42,556 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-24 00:03:42,556 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=105, Unknown=0, NotChecked=0, Total=132 [2024-11-24 00:03:42,557 INFO L87 Difference]: Start difference. First operand 177 states and 217 transitions. Second operand has 12 states, 12 states have (on average 4.416666666666667) internal successors, (53), 11 states have internal predecessors, (53), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-24 00:03:49,019 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:03:49,020 INFO L93 Difference]: Finished difference Result 408 states and 507 transitions. [2024-11-24 00:03:49,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-24 00:03:49,023 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 4.416666666666667) internal successors, (53), 11 states have internal predecessors, (53), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 105 [2024-11-24 00:03:49,024 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:03:49,026 INFO L225 Difference]: With dead ends: 408 [2024-11-24 00:03:49,026 INFO L226 Difference]: Without dead ends: 234 [2024-11-24 00:03:49,027 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 110 GetRequests, 94 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 38 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=77, Invalid=229, Unknown=0, NotChecked=0, Total=306 [2024-11-24 00:03:49,028 INFO L435 NwaCegarLoop]: 85 mSDtfsCounter, 289 mSDsluCounter, 434 mSDsCounter, 0 mSdLazyCounter, 532 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 289 SdHoareTripleChecker+Valid, 519 SdHoareTripleChecker+Invalid, 539 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 532 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.1s IncrementalHoareTripleChecker+Time [2024-11-24 00:03:49,028 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [289 Valid, 519 Invalid, 539 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 532 Invalid, 0 Unknown, 0 Unchecked, 5.1s Time] [2024-11-24 00:03:49,029 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 234 states. [2024-11-24 00:03:49,085 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 234 to 196. [2024-11-24 00:03:49,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 196 states, 164 states have (on average 1.225609756097561) internal successors, (201), 164 states have internal predecessors, (201), 20 states have call successors, (20), 11 states have call predecessors, (20), 11 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2024-11-24 00:03:49,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 196 states and 241 transitions. [2024-11-24 00:03:49,087 INFO L78 Accepts]: Start accepts. Automaton has 196 states and 241 transitions. Word has length 105 [2024-11-24 00:03:49,088 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:03:49,088 INFO L471 AbstractCegarLoop]: Abstraction has 196 states and 241 transitions. [2024-11-24 00:03:49,088 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 4.416666666666667) internal successors, (53), 11 states have internal predecessors, (53), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-24 00:03:49,088 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 241 transitions. [2024-11-24 00:03:49,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2024-11-24 00:03:49,090 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:03:49,090 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:03:49,096 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d8f2d4-778d-4c31-81ef-5e27429a747d/bin/uautomizer-verify-LYvppIcaGC/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 (13)] Ended with exit code 0 [2024-11-24 00:03:49,290 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d8f2d4-778d-4c31-81ef-5e27429a747d/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 00:03:49,290 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:03:49,291 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:03:49,291 INFO L85 PathProgramCache]: Analyzing trace with hash -877433752, now seen corresponding path program 1 times [2024-11-24 00:03:49,291 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 00:03:49,291 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1611558729] [2024-11-24 00:03:49,291 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:03:49,291 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 00:03:49,291 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d8f2d4-778d-4c31-81ef-5e27429a747d/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 00:03:49,293 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d8f2d4-778d-4c31-81ef-5e27429a747d/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-24 00:03:49,295 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d8f2d4-778d-4c31-81ef-5e27429a747d/bin/uautomizer-verify-LYvppIcaGC/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 (14)] Waiting until timeout for monitored process [2024-11-24 00:03:49,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:03:49,550 INFO L256 TraceCheckSpWp]: Trace formula consists of 247 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-24 00:03:49,552 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:03:49,569 INFO L378 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 17 treesize of output 9 [2024-11-24 00:03:49,651 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-11-24 00:03:49,651 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 00:03:49,651 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 00:03:49,651 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1611558729] [2024-11-24 00:03:49,651 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1611558729] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:03:49,651 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:03:49,651 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-24 00:03:49,651 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1991634543] [2024-11-24 00:03:49,651 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:03:49,652 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-24 00:03:49,652 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 00:03:49,653 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-24 00:03:49,653 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 00:03:49,653 INFO L87 Difference]: Start difference. First operand 196 states and 241 transitions. Second operand has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-24 00:03:49,749 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:03:49,749 INFO L93 Difference]: Finished difference Result 387 states and 476 transitions. [2024-11-24 00:03:49,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 00:03:49,753 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 105 [2024-11-24 00:03:49,754 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:03:49,755 INFO L225 Difference]: With dead ends: 387 [2024-11-24 00:03:49,755 INFO L226 Difference]: Without dead ends: 194 [2024-11-24 00:03:49,756 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 104 GetRequests, 103 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 00:03:49,757 INFO L435 NwaCegarLoop]: 125 mSDtfsCounter, 0 mSDsluCounter, 122 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 247 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-24 00:03:49,757 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 247 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-24 00:03:49,758 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 194 states. [2024-11-24 00:03:49,818 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 194 to 194. [2024-11-24 00:03:49,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 194 states, 162 states have (on average 1.2098765432098766) internal successors, (196), 162 states have internal predecessors, (196), 20 states have call successors, (20), 11 states have call predecessors, (20), 11 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2024-11-24 00:03:49,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 194 states and 236 transitions. [2024-11-24 00:03:49,821 INFO L78 Accepts]: Start accepts. Automaton has 194 states and 236 transitions. Word has length 105 [2024-11-24 00:03:49,821 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:03:49,821 INFO L471 AbstractCegarLoop]: Abstraction has 194 states and 236 transitions. [2024-11-24 00:03:49,821 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-24 00:03:49,822 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 236 transitions. [2024-11-24 00:03:49,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2024-11-24 00:03:49,823 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:03:49,823 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:03:49,828 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d8f2d4-778d-4c31-81ef-5e27429a747d/bin/uautomizer-verify-LYvppIcaGC/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 (14)] Ended with exit code 0 [2024-11-24 00:03:50,023 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d8f2d4-778d-4c31-81ef-5e27429a747d/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 00:03:50,023 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:03:50,024 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:03:50,024 INFO L85 PathProgramCache]: Analyzing trace with hash 219424342, now seen corresponding path program 1 times [2024-11-24 00:03:50,024 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 00:03:50,024 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [384439151] [2024-11-24 00:03:50,024 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:03:50,025 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 00:03:50,025 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d8f2d4-778d-4c31-81ef-5e27429a747d/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 00:03:50,029 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d8f2d4-778d-4c31-81ef-5e27429a747d/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-24 00:03:50,030 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d8f2d4-778d-4c31-81ef-5e27429a747d/bin/uautomizer-verify-LYvppIcaGC/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 (15)] Waiting until timeout for monitored process [2024-11-24 00:03:50,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:03:50,288 INFO L256 TraceCheckSpWp]: Trace formula consists of 247 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-24 00:03:50,290 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:03:50,314 INFO L378 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 17 treesize of output 9 [2024-11-24 00:03:50,406 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-11-24 00:03:50,406 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 00:03:50,406 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 00:03:50,406 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [384439151] [2024-11-24 00:03:50,406 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [384439151] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:03:50,406 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:03:50,407 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-24 00:03:50,407 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1212271426] [2024-11-24 00:03:50,407 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:03:50,407 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-24 00:03:50,407 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 00:03:50,408 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-24 00:03:50,408 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 00:03:50,408 INFO L87 Difference]: Start difference. First operand 194 states and 236 transitions. Second operand has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-24 00:03:50,498 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:03:50,499 INFO L93 Difference]: Finished difference Result 353 states and 425 transitions. [2024-11-24 00:03:50,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 00:03:50,499 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 105 [2024-11-24 00:03:50,500 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:03:50,501 INFO L225 Difference]: With dead ends: 353 [2024-11-24 00:03:50,501 INFO L226 Difference]: Without dead ends: 162 [2024-11-24 00:03:50,502 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 104 GetRequests, 103 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 00:03:50,502 INFO L435 NwaCegarLoop]: 118 mSDtfsCounter, 0 mSDsluCounter, 115 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 233 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-24 00:03:50,502 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 233 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-24 00:03:50,503 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 162 states. [2024-11-24 00:03:50,545 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 162 to 162. [2024-11-24 00:03:50,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 162 states, 130 states have (on average 1.1538461538461537) internal successors, (150), 130 states have internal predecessors, (150), 20 states have call successors, (20), 11 states have call predecessors, (20), 11 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2024-11-24 00:03:50,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 162 states and 190 transitions. [2024-11-24 00:03:50,547 INFO L78 Accepts]: Start accepts. Automaton has 162 states and 190 transitions. Word has length 105 [2024-11-24 00:03:50,548 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:03:50,548 INFO L471 AbstractCegarLoop]: Abstraction has 162 states and 190 transitions. [2024-11-24 00:03:50,548 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-24 00:03:50,548 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 190 transitions. [2024-11-24 00:03:50,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2024-11-24 00:03:50,549 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:03:50,549 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:03:50,555 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d8f2d4-778d-4c31-81ef-5e27429a747d/bin/uautomizer-verify-LYvppIcaGC/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 (15)] Ended with exit code 0 [2024-11-24 00:03:50,750 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d8f2d4-778d-4c31-81ef-5e27429a747d/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 00:03:50,750 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:03:50,750 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:03:50,750 INFO L85 PathProgramCache]: Analyzing trace with hash 557642696, now seen corresponding path program 1 times [2024-11-24 00:03:50,751 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 00:03:50,751 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [870843195] [2024-11-24 00:03:50,751 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:03:50,751 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 00:03:50,751 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d8f2d4-778d-4c31-81ef-5e27429a747d/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 00:03:50,753 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d8f2d4-778d-4c31-81ef-5e27429a747d/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-24 00:03:50,755 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d8f2d4-778d-4c31-81ef-5e27429a747d/bin/uautomizer-verify-LYvppIcaGC/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 (16)] Waiting until timeout for monitored process [2024-11-24 00:03:51,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:03:51,134 INFO L256 TraceCheckSpWp]: Trace formula consists of 259 conjuncts, 53 conjuncts are in the unsatisfiable core [2024-11-24 00:03:51,141 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:03:56,103 INFO L378 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 [2024-11-24 00:04:01,802 INFO L378 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 64 treesize of output 32 [2024-11-24 00:04:06,060 INFO L378 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 61 treesize of output 40 [2024-11-24 00:04:11,182 INFO L378 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 69 treesize of output 51 [2024-11-24 00:04:16,871 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 77 treesize of output 62 [2024-11-24 00:04:22,483 INFO L349 Elim1Store]: treesize reduction 71, result has 17.4 percent of original size [2024-11-24 00:04:22,483 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 94 treesize of output 93 [2024-11-24 00:04:24,285 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 140 treesize of output 108 [2024-11-24 00:04:25,789 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 140 treesize of output 103 [2024-11-24 00:04:27,677 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 140 treesize of output 103 [2024-11-24 00:04:29,731 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 140 treesize of output 103 [2024-11-24 00:04:32,744 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-24 00:04:32,744 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 167 treesize of output 79 [2024-11-24 00:04:34,030 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 120 proven. 72 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-11-24 00:04:34,030 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-24 00:06:51,932 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 00:06:51,933 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [870843195] [2024-11-24 00:06:51,933 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [870843195] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-24 00:06:51,933 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [558838056] [2024-11-24 00:06:51,933 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:06:51,933 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-24 00:06:51,933 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d8f2d4-778d-4c31-81ef-5e27429a747d/bin/uautomizer-verify-LYvppIcaGC/cvc4 [2024-11-24 00:06:51,935 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d8f2d4-778d-4c31-81ef-5e27429a747d/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-24 00:06:51,938 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d8f2d4-778d-4c31-81ef-5e27429a747d/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-11-24 00:06:54,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:06:54,070 INFO L256 TraceCheckSpWp]: Trace formula consists of 259 conjuncts, 61 conjuncts are in the unsatisfiable core [2024-11-24 00:06:54,082 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:07:00,767 INFO L378 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 [2024-11-24 00:07:08,528 INFO L378 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 61 treesize of output 40 [2024-11-24 00:07:15,297 INFO L378 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 72 treesize of output 43 [2024-11-24 00:07:20,895 INFO L378 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 69 treesize of output 51 [2024-11-24 00:07:27,614 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 77 treesize of output 62 [2024-11-24 00:07:34,604 INFO L349 Elim1Store]: treesize reduction 51, result has 17.7 percent of original size [2024-11-24 00:07:34,604 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 94 treesize of output 89 [2024-11-24 00:07:37,861 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 140 treesize of output 108 [2024-11-24 00:07:40,232 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 140 treesize of output 103 [2024-11-24 00:07:43,728 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 140 treesize of output 103 [2024-11-24 00:07:46,705 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 140 treesize of output 103 [2024-11-24 00:07:51,851 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 190 treesize of output 90 [2024-11-24 00:07:52,564 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 112 proven. 72 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2024-11-24 00:07:52,565 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-24 00:09:45,689 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [558838056] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-24 00:09:45,689 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-24 00:09:45,689 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 20] total 35 [2024-11-24 00:09:45,689 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [455226415] [2024-11-24 00:09:45,690 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-24 00:09:45,690 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 36 states [2024-11-24 00:09:45,690 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 00:09:45,691 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2024-11-24 00:09:45,692 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=327, Invalid=2604, Unknown=39, NotChecked=0, Total=2970 [2024-11-24 00:09:45,692 INFO L87 Difference]: Start difference. First operand 162 states and 190 transitions. Second operand has 36 states, 36 states have (on average 3.4722222222222223) internal successors, (125), 35 states have internal predecessors, (125), 10 states have call successors, (22), 10 states have call predecessors, (22), 10 states have return successors, (22), 10 states have call predecessors, (22), 10 states have call successors, (22) [2024-11-24 00:10:24,609 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.97s for a HTC check with result VALID. Formula has sorts [Array, Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0]