./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-22.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_1d45cddb-299d-444d-8c99-7d6cf0614102/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d45cddb-299d-444d-8c99-7d6cf0614102/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_1d45cddb-299d-444d-8c99-7d6cf0614102/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d45cddb-299d-444d-8c99-7d6cf0614102/bin/uautomizer-verify-LYvppIcaGC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-22.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d45cddb-299d-444d-8c99-7d6cf0614102/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_1d45cddb-299d-444d-8c99-7d6cf0614102/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 1853b56352e1482e2d98ec9dc0018da4cac03b7278b9e8364e4147ad8890dd66 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-6497de0 [2024-11-24 02:10:20,254 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-24 02:10:20,353 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d45cddb-299d-444d-8c99-7d6cf0614102/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-24 02:10:20,363 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-24 02:10:20,363 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-24 02:10:20,423 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-24 02:10:20,425 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-24 02:10:20,426 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-24 02:10:20,426 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-24 02:10:20,427 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-24 02:10:20,427 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-24 02:10:20,428 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-24 02:10:20,429 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-24 02:10:20,429 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-24 02:10:20,429 INFO L153 SettingsManager]: * Use SBE=true [2024-11-24 02:10:20,430 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-24 02:10:20,430 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-24 02:10:20,430 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-24 02:10:20,430 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-24 02:10:20,430 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-24 02:10:20,430 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-24 02:10:20,431 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-24 02:10:20,431 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-24 02:10:20,431 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-24 02:10:20,431 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-24 02:10:20,432 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-24 02:10:20,432 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-24 02:10:20,432 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-24 02:10:20,432 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-24 02:10:20,432 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-24 02:10:20,432 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-24 02:10:20,433 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-24 02:10:20,433 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 02:10:20,434 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-24 02:10:20,434 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-24 02:10:20,434 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-24 02:10:20,434 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-24 02:10:20,435 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 02:10:20,435 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-24 02:10:20,435 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-24 02:10:20,435 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-24 02:10:20,435 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-24 02:10:20,435 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-24 02:10:20,436 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-24 02:10:20,436 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-24 02:10:20,436 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-24 02:10:20,436 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-24 02:10:20,437 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-24 02:10:20,437 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_1d45cddb-299d-444d-8c99-7d6cf0614102/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 -> 1853b56352e1482e2d98ec9dc0018da4cac03b7278b9e8364e4147ad8890dd66 [2024-11-24 02:10:20,773 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-24 02:10:20,788 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-24 02:10:20,795 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-24 02:10:20,797 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-24 02:10:20,797 INFO L274 PluginConnector]: CDTParser initialized [2024-11-24 02:10:20,799 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d45cddb-299d-444d-8c99-7d6cf0614102/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-22.i [2024-11-24 02:10:24,536 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d45cddb-299d-444d-8c99-7d6cf0614102/bin/uautomizer-verify-LYvppIcaGC/data/e47aa7e32/d0173dab126f45dd93e86ef8eb38ec3f/FLAG8c65ca479 [2024-11-24 02:10:24,924 INFO L384 CDTParser]: Found 1 translation units. [2024-11-24 02:10:24,925 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d45cddb-299d-444d-8c99-7d6cf0614102/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-22.i [2024-11-24 02:10:24,936 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d45cddb-299d-444d-8c99-7d6cf0614102/bin/uautomizer-verify-LYvppIcaGC/data/e47aa7e32/d0173dab126f45dd93e86ef8eb38ec3f/FLAG8c65ca479 [2024-11-24 02:10:25,105 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d45cddb-299d-444d-8c99-7d6cf0614102/bin/uautomizer-verify-LYvppIcaGC/data/e47aa7e32/d0173dab126f45dd93e86ef8eb38ec3f [2024-11-24 02:10:25,108 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-24 02:10:25,110 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-24 02:10:25,112 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-24 02:10:25,112 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-24 02:10:25,118 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-24 02:10:25,119 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 02:10:25" (1/1) ... [2024-11-24 02:10:25,120 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46e3421 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 02:10:25, skipping insertion in model container [2024-11-24 02:10:25,120 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 02:10:25" (1/1) ... [2024-11-24 02:10:25,144 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-24 02:10:25,324 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_1d45cddb-299d-444d-8c99-7d6cf0614102/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-22.i[917,930] [2024-11-24 02:10:25,429 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 02:10:25,446 INFO L200 MainTranslator]: Completed pre-run [2024-11-24 02:10:25,457 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_1d45cddb-299d-444d-8c99-7d6cf0614102/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-22.i[917,930] [2024-11-24 02:10:25,497 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 02:10:25,522 INFO L204 MainTranslator]: Completed translation [2024-11-24 02:10:25,522 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 02:10:25 WrapperNode [2024-11-24 02:10:25,524 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-24 02:10:25,525 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-24 02:10:25,525 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-24 02:10:25,525 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-24 02:10:25,542 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 02:10:25" (1/1) ... [2024-11-24 02:10:25,562 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 02:10:25" (1/1) ... [2024-11-24 02:10:25,646 INFO L138 Inliner]: procedures = 30, calls = 117, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 421 [2024-11-24 02:10:25,646 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-24 02:10:25,647 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-24 02:10:25,647 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-24 02:10:25,647 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-24 02:10:25,662 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 02:10:25" (1/1) ... [2024-11-24 02:10:25,663 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 02:10:25" (1/1) ... [2024-11-24 02:10:25,671 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 02:10:25" (1/1) ... [2024-11-24 02:10:25,687 WARN L109 MemorySlicer]: Omit memory slicing because it failed with the following exception: Unsupported: Memory array in LHS [2024-11-24 02:10:25,690 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 02:10:25" (1/1) ... [2024-11-24 02:10:25,691 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 02:10:25" (1/1) ... [2024-11-24 02:10:25,710 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 02:10:25" (1/1) ... [2024-11-24 02:10:25,716 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 02:10:25" (1/1) ... [2024-11-24 02:10:25,730 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 02:10:25" (1/1) ... [2024-11-24 02:10:25,733 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 02:10:25" (1/1) ... [2024-11-24 02:10:25,739 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 02:10:25" (1/1) ... [2024-11-24 02:10:25,751 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-24 02:10:25,752 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-24 02:10:25,752 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-24 02:10:25,752 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-24 02:10:25,753 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 02:10:25" (1/1) ... [2024-11-24 02:10:25,770 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 02:10:25,790 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d45cddb-299d-444d-8c99-7d6cf0614102/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 02:10:25,812 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d45cddb-299d-444d-8c99-7d6cf0614102/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-24 02:10:25,819 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d45cddb-299d-444d-8c99-7d6cf0614102/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-24 02:10:25,857 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-24 02:10:25,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real [2024-11-24 02:10:25,858 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2024-11-24 02:10:25,858 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2024-11-24 02:10:25,858 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-24 02:10:25,858 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2024-11-24 02:10:25,858 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-24 02:10:25,858 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-24 02:10:25,859 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-24 02:10:25,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-24 02:10:25,859 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-24 02:10:25,859 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-24 02:10:26,018 INFO L234 CfgBuilder]: Building ICFG [2024-11-24 02:10:26,022 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-24 02:10:26,883 INFO L? ?]: Removed 110 outVars from TransFormulas that were not future-live. [2024-11-24 02:10:26,884 INFO L283 CfgBuilder]: Performing block encoding [2024-11-24 02:10:26,899 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-24 02:10:26,900 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-24 02:10:26,900 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 02:10:26 BoogieIcfgContainer [2024-11-24 02:10:26,900 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-24 02:10:26,903 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-24 02:10:26,903 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-24 02:10:26,909 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-24 02:10:26,910 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 02:10:25" (1/3) ... [2024-11-24 02:10:26,910 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7c537768 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 02:10:26, skipping insertion in model container [2024-11-24 02:10:26,911 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 02:10:25" (2/3) ... [2024-11-24 02:10:26,911 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7c537768 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 02:10:26, skipping insertion in model container [2024-11-24 02:10:26,911 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 02:10:26" (3/3) ... [2024-11-24 02:10:26,913 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-sp_file-22.i [2024-11-24 02:10:26,933 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-24 02:10:26,935 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_variablewrapping_wrapper-sp_file-22.i that has 2 procedures, 105 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-24 02:10:27,009 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-24 02:10:27,024 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;@4c691b66, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-24 02:10:27,024 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-24 02:10:27,029 INFO L276 IsEmpty]: Start isEmpty. Operand has 105 states, 93 states have (on average 1.4623655913978495) internal successors, (136), 94 states have internal predecessors, (136), 9 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) [2024-11-24 02:10:27,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2024-11-24 02:10:27,045 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 02:10:27,047 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:10:27,049 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 02:10:27,056 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 02:10:27,057 INFO L85 PathProgramCache]: Analyzing trace with hash -1659460873, now seen corresponding path program 1 times [2024-11-24 02:10:27,071 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 02:10:27,072 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [840321928] [2024-11-24 02:10:27,072 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 02:10:27,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 02:10:27,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 02:10:27,581 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 128 trivial. 0 not checked. [2024-11-24 02:10:27,582 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 02:10:27,582 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [840321928] [2024-11-24 02:10:27,585 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [840321928] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-24 02:10:27,585 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1031928359] [2024-11-24 02:10:27,585 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 02:10:27,585 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 02:10:27,587 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d45cddb-299d-444d-8c99-7d6cf0614102/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 02:10:27,592 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d45cddb-299d-444d-8c99-7d6cf0614102/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-24 02:10:27,593 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d45cddb-299d-444d-8c99-7d6cf0614102/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-24 02:10:27,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 02:10:27,981 INFO L256 TraceCheckSpWp]: Trace formula consists of 387 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-24 02:10:27,994 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 02:10:28,021 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 128 trivial. 0 not checked. [2024-11-24 02:10:28,022 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 02:10:28,022 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1031928359] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 02:10:28,022 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-24 02:10:28,023 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-24 02:10:28,025 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [142401476] [2024-11-24 02:10:28,026 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 02:10:28,032 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-24 02:10:28,033 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 02:10:28,063 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-24 02:10:28,064 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-24 02:10:28,067 INFO L87 Difference]: Start difference. First operand has 105 states, 93 states have (on average 1.4623655913978495) internal successors, (136), 94 states have internal predecessors, (136), 9 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) Second operand has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 2 states have call successors, (9) [2024-11-24 02:10:28,106 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 02:10:28,106 INFO L93 Difference]: Finished difference Result 203 states and 311 transitions. [2024-11-24 02:10:28,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-24 02:10:28,109 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 2 states have call successors, (9) Word has length 90 [2024-11-24 02:10:28,109 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 02:10:28,118 INFO L225 Difference]: With dead ends: 203 [2024-11-24 02:10:28,119 INFO L226 Difference]: Without dead ends: 101 [2024-11-24 02:10:28,123 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 91 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-24 02:10:28,126 INFO L435 NwaCegarLoop]: 146 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, 146 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 [2024-11-24 02:10:28,127 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 146 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-24 02:10:28,144 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101 states. [2024-11-24 02:10:28,168 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101 to 101. [2024-11-24 02:10:28,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 101 states, 90 states have (on average 1.4222222222222223) internal successors, (128), 90 states have internal predecessors, (128), 9 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) [2024-11-24 02:10:28,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 146 transitions. [2024-11-24 02:10:28,181 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 146 transitions. Word has length 90 [2024-11-24 02:10:28,181 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 02:10:28,181 INFO L471 AbstractCegarLoop]: Abstraction has 101 states and 146 transitions. [2024-11-24 02:10:28,182 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 2 states have call successors, (9) [2024-11-24 02:10:28,182 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 146 transitions. [2024-11-24 02:10:28,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2024-11-24 02:10:28,190 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 02:10:28,190 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:10:28,202 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d45cddb-299d-444d-8c99-7d6cf0614102/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-24 02:10:28,391 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d45cddb-299d-444d-8c99-7d6cf0614102/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-24 02:10:28,391 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 02:10:28,392 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 02:10:28,392 INFO L85 PathProgramCache]: Analyzing trace with hash 328924025, now seen corresponding path program 1 times [2024-11-24 02:10:28,392 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 02:10:28,392 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [353083542] [2024-11-24 02:10:28,392 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 02:10:28,393 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 02:10:28,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 02:10:31,879 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-24 02:10:31,881 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 02:10:31,881 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [353083542] [2024-11-24 02:10:31,881 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [353083542] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 02:10:31,881 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 02:10:31,881 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-24 02:10:31,882 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1018007740] [2024-11-24 02:10:31,882 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 02:10:31,884 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-24 02:10:31,884 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 02:10:31,885 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-24 02:10:31,885 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-11-24 02:10:31,885 INFO L87 Difference]: Start difference. First operand 101 states and 146 transitions. Second operand has 7 states, 7 states have (on average 6.857142857142857) internal successors, (48), 7 states have internal predecessors, (48), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-24 02:10:33,581 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 02:10:33,582 INFO L93 Difference]: Finished difference Result 368 states and 537 transitions. [2024-11-24 02:10:33,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-24 02:10:33,583 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 6.857142857142857) internal successors, (48), 7 states have internal predecessors, (48), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 90 [2024-11-24 02:10:33,583 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 02:10:33,587 INFO L225 Difference]: With dead ends: 368 [2024-11-24 02:10:33,587 INFO L226 Difference]: Without dead ends: 270 [2024-11-24 02:10:33,588 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2024-11-24 02:10:33,589 INFO L435 NwaCegarLoop]: 103 mSDtfsCounter, 249 mSDsluCounter, 366 mSDsCounter, 0 mSdLazyCounter, 704 mSolverCounterSat, 40 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 249 SdHoareTripleChecker+Valid, 469 SdHoareTripleChecker+Invalid, 744 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 40 IncrementalHoareTripleChecker+Valid, 704 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2024-11-24 02:10:33,589 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [249 Valid, 469 Invalid, 744 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [40 Valid, 704 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2024-11-24 02:10:33,590 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 270 states. [2024-11-24 02:10:33,646 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 270 to 148. [2024-11-24 02:10:33,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 148 states, 127 states have (on average 1.3937007874015748) internal successors, (177), 127 states have internal predecessors, (177), 18 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-11-24 02:10:33,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 148 states and 213 transitions. [2024-11-24 02:10:33,649 INFO L78 Accepts]: Start accepts. Automaton has 148 states and 213 transitions. Word has length 90 [2024-11-24 02:10:33,650 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 02:10:33,650 INFO L471 AbstractCegarLoop]: Abstraction has 148 states and 213 transitions. [2024-11-24 02:10:33,650 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 6.857142857142857) internal successors, (48), 7 states have internal predecessors, (48), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-24 02:10:33,651 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 213 transitions. [2024-11-24 02:10:33,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2024-11-24 02:10:33,657 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 02:10:33,657 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:10:33,657 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-24 02:10:33,660 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 02:10:33,661 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 02:10:33,661 INFO L85 PathProgramCache]: Analyzing trace with hash -1540153901, now seen corresponding path program 1 times [2024-11-24 02:10:33,661 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 02:10:33,662 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1446011512] [2024-11-24 02:10:33,662 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 02:10:33,662 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 02:10:33,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 02:10:34,567 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-24 02:10:34,569 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 02:10:34,569 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1446011512] [2024-11-24 02:10:34,569 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1446011512] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 02:10:34,569 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 02:10:34,570 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-24 02:10:34,570 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1194606611] [2024-11-24 02:10:34,570 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 02:10:34,571 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-24 02:10:34,572 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 02:10:34,572 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-24 02:10:34,573 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2024-11-24 02:10:34,574 INFO L87 Difference]: Start difference. First operand 148 states and 213 transitions. Second operand has 6 states, 6 states have (on average 8.166666666666666) internal successors, (49), 6 states have internal predecessors, (49), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-24 02:10:35,047 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 02:10:35,047 INFO L93 Difference]: Finished difference Result 328 states and 476 transitions. [2024-11-24 02:10:35,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-24 02:10:35,048 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.166666666666666) internal successors, (49), 6 states have internal predecessors, (49), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 91 [2024-11-24 02:10:35,049 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 02:10:35,050 INFO L225 Difference]: With dead ends: 328 [2024-11-24 02:10:35,050 INFO L226 Difference]: Without dead ends: 230 [2024-11-24 02:10:35,051 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2024-11-24 02:10:35,052 INFO L435 NwaCegarLoop]: 124 mSDtfsCounter, 202 mSDsluCounter, 405 mSDsCounter, 0 mSdLazyCounter, 211 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 202 SdHoareTripleChecker+Valid, 529 SdHoareTripleChecker+Invalid, 219 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 211 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-24 02:10:35,053 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [202 Valid, 529 Invalid, 219 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 211 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-24 02:10:35,056 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 230 states. [2024-11-24 02:10:35,091 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 230 to 149. [2024-11-24 02:10:35,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 149 states, 128 states have (on average 1.390625) internal successors, (178), 128 states have internal predecessors, (178), 18 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-11-24 02:10:35,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 149 states and 214 transitions. [2024-11-24 02:10:35,094 INFO L78 Accepts]: Start accepts. Automaton has 149 states and 214 transitions. Word has length 91 [2024-11-24 02:10:35,094 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 02:10:35,094 INFO L471 AbstractCegarLoop]: Abstraction has 149 states and 214 transitions. [2024-11-24 02:10:35,094 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.166666666666666) internal successors, (49), 6 states have internal predecessors, (49), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-24 02:10:35,098 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 214 transitions. [2024-11-24 02:10:35,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2024-11-24 02:10:35,100 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 02:10:35,100 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:10:35,100 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-24 02:10:35,101 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 02:10:35,101 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 02:10:35,101 INFO L85 PathProgramCache]: Analyzing trace with hash 522324476, now seen corresponding path program 1 times [2024-11-24 02:10:35,102 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 02:10:35,102 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1468945694] [2024-11-24 02:10:35,102 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 02:10:35,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 02:10:35,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 02:10:35,243 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-24 02:10:35,243 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 02:10:35,244 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1468945694] [2024-11-24 02:10:35,244 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1468945694] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 02:10:35,244 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 02:10:35,245 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-24 02:10:35,245 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [14218795] [2024-11-24 02:10:35,245 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 02:10:35,247 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-24 02:10:35,247 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 02:10:35,248 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-24 02:10:35,249 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 02:10:35,249 INFO L87 Difference]: Start difference. First operand 149 states and 214 transitions. Second operand has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-24 02:10:35,447 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 02:10:35,450 INFO L93 Difference]: Finished difference Result 246 states and 355 transitions. [2024-11-24 02:10:35,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 02:10:35,452 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 92 [2024-11-24 02:10:35,452 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 02:10:35,453 INFO L225 Difference]: With dead ends: 246 [2024-11-24 02:10:35,453 INFO L226 Difference]: Without dead ends: 148 [2024-11-24 02:10:35,454 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 [2024-11-24 02:10:35,459 INFO L435 NwaCegarLoop]: 142 mSDtfsCounter, 0 mSDsluCounter, 108 mSDsCounter, 0 mSdLazyCounter, 33 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 250 SdHoareTripleChecker+Invalid, 35 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 33 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-24 02:10:35,459 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 250 Invalid, 35 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 33 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-24 02:10:35,460 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 148 states. [2024-11-24 02:10:35,484 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 148 to 148. [2024-11-24 02:10:35,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 148 states, 127 states have (on average 1.3779527559055118) internal successors, (175), 127 states have internal predecessors, (175), 18 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-11-24 02:10:35,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 148 states and 211 transitions. [2024-11-24 02:10:35,490 INFO L78 Accepts]: Start accepts. Automaton has 148 states and 211 transitions. Word has length 92 [2024-11-24 02:10:35,492 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 02:10:35,492 INFO L471 AbstractCegarLoop]: Abstraction has 148 states and 211 transitions. [2024-11-24 02:10:35,492 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-24 02:10:35,493 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 211 transitions. [2024-11-24 02:10:35,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2024-11-24 02:10:35,497 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 02:10:35,498 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:10:35,498 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-24 02:10:35,498 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 02:10:35,498 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 02:10:35,498 INFO L85 PathProgramCache]: Analyzing trace with hash 420939654, now seen corresponding path program 1 times [2024-11-24 02:10:35,499 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 02:10:35,499 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1635593787] [2024-11-24 02:10:35,499 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 02:10:35,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 02:10:35,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 02:10:37,086 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-24 02:10:37,087 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 02:10:37,087 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1635593787] [2024-11-24 02:10:37,087 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1635593787] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 02:10:37,087 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 02:10:37,088 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-24 02:10:37,088 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [505414364] [2024-11-24 02:10:37,088 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 02:10:37,090 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-24 02:10:37,090 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 02:10:37,091 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-24 02:10:37,091 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2024-11-24 02:10:37,091 INFO L87 Difference]: Start difference. First operand 148 states and 211 transitions. Second operand has 9 states, 9 states have (on average 5.888888888888889) internal successors, (53), 9 states have internal predecessors, (53), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-24 02:10:37,893 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 02:10:37,893 INFO L93 Difference]: Finished difference Result 333 states and 473 transitions. [2024-11-24 02:10:37,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-24 02:10:37,894 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 5.888888888888889) internal successors, (53), 9 states have internal predecessors, (53), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 95 [2024-11-24 02:10:37,895 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 02:10:37,897 INFO L225 Difference]: With dead ends: 333 [2024-11-24 02:10:37,897 INFO L226 Difference]: Without dead ends: 236 [2024-11-24 02:10:37,898 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=55, Invalid=127, Unknown=0, NotChecked=0, Total=182 [2024-11-24 02:10:37,899 INFO L435 NwaCegarLoop]: 104 mSDtfsCounter, 268 mSDsluCounter, 488 mSDsCounter, 0 mSdLazyCounter, 365 mSolverCounterSat, 25 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 268 SdHoareTripleChecker+Valid, 592 SdHoareTripleChecker+Invalid, 390 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 25 IncrementalHoareTripleChecker+Valid, 365 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-24 02:10:37,899 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [268 Valid, 592 Invalid, 390 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [25 Valid, 365 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-24 02:10:37,905 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 236 states. [2024-11-24 02:10:37,934 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 236 to 161. [2024-11-24 02:10:37,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 161 states, 140 states have (on average 1.3642857142857143) internal successors, (191), 140 states have internal predecessors, (191), 18 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-11-24 02:10:37,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 161 states and 227 transitions. [2024-11-24 02:10:37,937 INFO L78 Accepts]: Start accepts. Automaton has 161 states and 227 transitions. Word has length 95 [2024-11-24 02:10:37,942 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 02:10:37,942 INFO L471 AbstractCegarLoop]: Abstraction has 161 states and 227 transitions. [2024-11-24 02:10:37,942 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 5.888888888888889) internal successors, (53), 9 states have internal predecessors, (53), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-24 02:10:37,942 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 227 transitions. [2024-11-24 02:10:37,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2024-11-24 02:10:37,944 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 02:10:37,944 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:10:37,944 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-24 02:10:37,944 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 02:10:37,945 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 02:10:37,945 INFO L85 PathProgramCache]: Analyzing trace with hash 1007745668, now seen corresponding path program 1 times [2024-11-24 02:10:37,945 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 02:10:37,945 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [463217135] [2024-11-24 02:10:37,945 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 02:10:37,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 02:10:38,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 02:10:40,486 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 21 proven. 3 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2024-11-24 02:10:40,487 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 02:10:40,487 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [463217135] [2024-11-24 02:10:40,487 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [463217135] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-24 02:10:40,487 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [966541485] [2024-11-24 02:10:40,487 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 02:10:40,487 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 02:10:40,487 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d45cddb-299d-444d-8c99-7d6cf0614102/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 02:10:40,490 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d45cddb-299d-444d-8c99-7d6cf0614102/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-24 02:10:40,495 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d45cddb-299d-444d-8c99-7d6cf0614102/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-24 02:10:40,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 02:10:40,801 INFO L256 TraceCheckSpWp]: Trace formula consists of 406 conjuncts, 53 conjuncts are in the unsatisfiable core [2024-11-24 02:10:40,816 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 02:10:40,962 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 55 treesize of output 54 [2024-11-24 02:10:41,909 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 104 treesize of output 86 [2024-11-24 02:10:44,814 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 11 treesize of output 9 [2024-11-24 02:10:44,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-24 02:10:44,999 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 21 treesize of output 22 [2024-11-24 02:10:45,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-24 02:10:45,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-24 02:10:45,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-24 02:10:45,546 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 34 treesize of output 25 [2024-11-24 02:10:45,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-24 02:10:45,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-24 02:10:45,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-24 02:10:45,733 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 34 treesize of output 25 [2024-11-24 02:10:46,027 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2024-11-24 02:10:46,027 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-24 02:10:46,438 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse1 (select |c_#memory_int| c_~WrapperStruct00_var_1_7_Pointer~0.base))) (and (forall ((v_ArrVal_556 (Array Int Int))) (let ((.cse2 (store |c_#memory_int| c_~WrapperStruct00_var_1_7_Pointer~0.base v_ArrVal_556))) (let ((.cse0 (mod (+ 65520 (select (select .cse2 c_~WrapperStruct00_var_1_5_Pointer~0.base) c_~WrapperStruct00_var_1_5_Pointer~0.offset)) 65536))) (or (< .cse0 32768) (not (= (store .cse1 c_~WrapperStruct00_var_1_7_Pointer~0.offset (select v_ArrVal_556 c_~WrapperStruct00_var_1_7_Pointer~0.offset)) v_ArrVal_556)) (not (= (select (select .cse2 c_~WrapperStruct00_var_1_1_Pointer~0.base) c_~WrapperStruct00_var_1_1_Pointer~0.offset) .cse0)))))) (forall ((v_ArrVal_556 (Array Int Int))) (let ((.cse5 (store |c_#memory_int| c_~WrapperStruct00_var_1_7_Pointer~0.base v_ArrVal_556))) (let ((.cse4 (mod (+ 65520 (select (select .cse5 c_~WrapperStruct00_var_1_5_Pointer~0.base) c_~WrapperStruct00_var_1_5_Pointer~0.offset)) 65536)) (.cse3 (select (select .cse5 c_~WrapperStruct00_var_1_1_Pointer~0.base) c_~WrapperStruct00_var_1_1_Pointer~0.offset))) (or (= .cse3 .cse4) (= .cse4 (+ .cse3 65536)) (not (= (store .cse1 c_~WrapperStruct00_var_1_7_Pointer~0.offset (select v_ArrVal_556 c_~WrapperStruct00_var_1_7_Pointer~0.offset)) v_ArrVal_556)))))) (forall ((v_ArrVal_556 (Array Int Int))) (let ((.cse7 (store |c_#memory_int| c_~WrapperStruct00_var_1_7_Pointer~0.base v_ArrVal_556))) (let ((.cse6 (mod (+ 65520 (select (select .cse7 c_~WrapperStruct00_var_1_5_Pointer~0.base) c_~WrapperStruct00_var_1_5_Pointer~0.offset)) 65536))) (or (< 32767 .cse6) (= (select (select .cse7 c_~WrapperStruct00_var_1_1_Pointer~0.base) c_~WrapperStruct00_var_1_1_Pointer~0.offset) .cse6) (not (= (store .cse1 c_~WrapperStruct00_var_1_7_Pointer~0.offset (select v_ArrVal_556 c_~WrapperStruct00_var_1_7_Pointer~0.offset)) v_ArrVal_556)))))))) is different from false [2024-11-24 02:10:46,639 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse3 (select |c_#memory_int| c_~WrapperStruct00_var_1_11_Pointer~0.base))) (and (forall ((v_ArrVal_556 (Array Int Int)) (|ULTIMATE.start_step_#t~ite23#1| Int)) (let ((.cse2 (store |c_#memory_int| c_~WrapperStruct00_var_1_11_Pointer~0.base (store .cse3 c_~WrapperStruct00_var_1_11_Pointer~0.offset |ULTIMATE.start_step_#t~ite23#1|)))) (let ((.cse1 (store .cse2 c_~WrapperStruct00_var_1_7_Pointer~0.base v_ArrVal_556))) (let ((.cse0 (mod (+ (select (select .cse1 c_~WrapperStruct00_var_1_5_Pointer~0.base) c_~WrapperStruct00_var_1_5_Pointer~0.offset) 65520) 65536))) (or (< 32767 .cse0) (= (select (select .cse1 c_~WrapperStruct00_var_1_1_Pointer~0.base) c_~WrapperStruct00_var_1_1_Pointer~0.offset) .cse0) (not (= (store (select .cse2 c_~WrapperStruct00_var_1_7_Pointer~0.base) c_~WrapperStruct00_var_1_7_Pointer~0.offset (select v_ArrVal_556 c_~WrapperStruct00_var_1_7_Pointer~0.offset)) v_ArrVal_556))))))) (forall ((v_ArrVal_556 (Array Int Int)) (|ULTIMATE.start_step_#t~ite23#1| Int)) (let ((.cse6 (store |c_#memory_int| c_~WrapperStruct00_var_1_11_Pointer~0.base (store .cse3 c_~WrapperStruct00_var_1_11_Pointer~0.offset |ULTIMATE.start_step_#t~ite23#1|)))) (let ((.cse4 (store .cse6 c_~WrapperStruct00_var_1_7_Pointer~0.base v_ArrVal_556))) (let ((.cse5 (mod (+ (select (select .cse4 c_~WrapperStruct00_var_1_5_Pointer~0.base) c_~WrapperStruct00_var_1_5_Pointer~0.offset) 65520) 65536))) (or (not (= (select (select .cse4 c_~WrapperStruct00_var_1_1_Pointer~0.base) c_~WrapperStruct00_var_1_1_Pointer~0.offset) .cse5)) (not (= (store (select .cse6 c_~WrapperStruct00_var_1_7_Pointer~0.base) c_~WrapperStruct00_var_1_7_Pointer~0.offset (select v_ArrVal_556 c_~WrapperStruct00_var_1_7_Pointer~0.offset)) v_ArrVal_556)) (< .cse5 32768)))))) (forall ((v_ArrVal_556 (Array Int Int)) (|ULTIMATE.start_step_#t~ite23#1| Int)) (let ((.cse9 (store |c_#memory_int| c_~WrapperStruct00_var_1_11_Pointer~0.base (store .cse3 c_~WrapperStruct00_var_1_11_Pointer~0.offset |ULTIMATE.start_step_#t~ite23#1|)))) (let ((.cse10 (store .cse9 c_~WrapperStruct00_var_1_7_Pointer~0.base v_ArrVal_556))) (let ((.cse7 (select (select .cse10 c_~WrapperStruct00_var_1_1_Pointer~0.base) c_~WrapperStruct00_var_1_1_Pointer~0.offset)) (.cse8 (mod (+ (select (select .cse10 c_~WrapperStruct00_var_1_5_Pointer~0.base) c_~WrapperStruct00_var_1_5_Pointer~0.offset) 65520) 65536))) (or (= .cse7 .cse8) (not (= (store (select .cse9 c_~WrapperStruct00_var_1_7_Pointer~0.base) c_~WrapperStruct00_var_1_7_Pointer~0.offset (select v_ArrVal_556 c_~WrapperStruct00_var_1_7_Pointer~0.offset)) v_ArrVal_556)) (= (+ .cse7 65536) .cse8)))))))) is different from false [2024-11-24 02:10:48,908 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-24 02:10:49,021 INFO L349 Elim1Store]: treesize reduction 58, result has 50.0 percent of original size [2024-11-24 02:10:49,021 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 303 treesize of output 104 [2024-11-24 02:10:49,063 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-24 02:10:49,063 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 171 treesize of output 179 [2024-11-24 02:10:49,309 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 55 treesize of output 49 [2024-11-24 02:10:49,460 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-24 02:10:49,460 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 95 treesize of output 91 [2024-11-24 02:10:49,879 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 60 treesize of output 52 [2024-11-24 02:10:50,105 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-24 02:10:50,105 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 350 treesize of output 332 [2024-11-24 02:10:52,180 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-24 02:10:52,276 INFO L349 Elim1Store]: treesize reduction 87, result has 25.0 percent of original size [2024-11-24 02:10:52,277 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 376 treesize of output 84 [2024-11-24 02:10:52,319 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-24 02:10:52,319 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 194 treesize of output 182 [2024-11-24 02:10:52,416 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 10 treesize of output 8 [2024-11-24 02:10:52,430 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-24 02:10:52,467 INFO L349 Elim1Store]: treesize reduction 115, result has 0.9 percent of original size [2024-11-24 02:10:52,467 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 304 treesize of output 1 [2024-11-24 02:10:52,498 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-24 02:10:52,589 INFO L349 Elim1Store]: treesize reduction 69, result has 42.5 percent of original size [2024-11-24 02:10:52,589 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 320 treesize of output 98 [2024-11-24 02:10:52,642 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-24 02:10:52,642 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 169 treesize of output 177 [2024-11-24 02:10:52,748 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 60 treesize of output 54 [2024-11-24 02:10:53,334 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 55 treesize of output 51 [2024-11-24 02:10:53,380 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-24 02:10:53,395 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-24 02:10:53,395 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 60 treesize of output 1 [2024-11-24 02:10:53,614 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-24 02:10:53,615 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 332 treesize of output 310 [2024-11-24 02:10:54,396 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-24 02:10:54,507 INFO L349 Elim1Store]: treesize reduction 60, result has 50.0 percent of original size [2024-11-24 02:10:54,508 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 396 treesize of output 115 [2024-11-24 02:10:54,559 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-24 02:10:54,560 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 233 treesize of output 235 [2024-11-24 02:10:56,281 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 85 treesize of output 77 [2024-11-24 02:10:56,513 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-24 02:10:56,513 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 994 treesize of output 892 [2024-11-24 02:10:57,746 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-24 02:10:57,747 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 842 treesize of output 728 [2024-11-24 02:10:58,263 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-24 02:10:58,288 INFO L349 Elim1Store]: treesize reduction 119, result has 0.8 percent of original size [2024-11-24 02:10:58,288 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 319 treesize of output 1 [2024-11-24 02:10:59,712 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-24 02:10:59,712 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [966541485] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-24 02:10:59,712 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-11-24 02:10:59,712 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [13, 11] total 29 [2024-11-24 02:10:59,713 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [882273517] [2024-11-24 02:10:59,713 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 02:10:59,714 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-24 02:10:59,714 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 02:10:59,715 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-24 02:10:59,715 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=85, Invalid=622, Unknown=3, NotChecked=102, Total=812 [2024-11-24 02:10:59,716 INFO L87 Difference]: Start difference. First operand 161 states and 227 transitions. Second operand has 9 states, 9 states have (on average 5.888888888888889) internal successors, (53), 9 states have internal predecessors, (53), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-24 02:11:02,542 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 02:11:02,543 INFO L93 Difference]: Finished difference Result 325 states and 459 transitions. [2024-11-24 02:11:02,544 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-24 02:11:02,544 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 5.888888888888889) internal successors, (53), 9 states have internal predecessors, (53), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 95 [2024-11-24 02:11:02,545 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 02:11:02,546 INFO L225 Difference]: With dead ends: 325 [2024-11-24 02:11:02,546 INFO L226 Difference]: Without dead ends: 228 [2024-11-24 02:11:02,548 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 207 GetRequests, 175 SyntacticMatches, 2 SemanticMatches, 30 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 112 ImplicationChecksByTransitivity, 4.3s TimeCoverageRelationStatistics Valid=105, Invalid=770, Unknown=3, NotChecked=114, Total=992 [2024-11-24 02:11:02,548 INFO L435 NwaCegarLoop]: 139 mSDtfsCounter, 346 mSDsluCounter, 340 mSDsCounter, 0 mSdLazyCounter, 211 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 346 SdHoareTripleChecker+Valid, 479 SdHoareTripleChecker+Invalid, 649 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 211 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 425 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2024-11-24 02:11:02,549 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [346 Valid, 479 Invalid, 649 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 211 Invalid, 0 Unknown, 425 Unchecked, 1.6s Time] [2024-11-24 02:11:02,550 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 228 states. [2024-11-24 02:11:02,566 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 228 to 191. [2024-11-24 02:11:02,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 191 states, 170 states have (on average 1.3588235294117648) internal successors, (231), 170 states have internal predecessors, (231), 18 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-11-24 02:11:02,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 191 states and 267 transitions. [2024-11-24 02:11:02,569 INFO L78 Accepts]: Start accepts. Automaton has 191 states and 267 transitions. Word has length 95 [2024-11-24 02:11:02,570 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 02:11:02,570 INFO L471 AbstractCegarLoop]: Abstraction has 191 states and 267 transitions. [2024-11-24 02:11:02,570 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 5.888888888888889) internal successors, (53), 9 states have internal predecessors, (53), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-24 02:11:02,570 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 267 transitions. [2024-11-24 02:11:02,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2024-11-24 02:11:02,572 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 02:11:02,572 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:11:02,585 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d45cddb-299d-444d-8c99-7d6cf0614102/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-11-24 02:11:02,776 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d45cddb-299d-444d-8c99-7d6cf0614102/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 02:11:02,776 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 02:11:02,777 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 02:11:02,777 INFO L85 PathProgramCache]: Analyzing trace with hash -86241146, now seen corresponding path program 1 times [2024-11-24 02:11:02,777 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 02:11:02,777 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [116870258] [2024-11-24 02:11:02,777 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 02:11:02,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 02:11:02,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 02:11:03,919 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-24 02:11:03,920 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 02:11:03,920 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [116870258] [2024-11-24 02:11:03,920 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [116870258] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 02:11:03,921 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 02:11:03,921 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-24 02:11:03,921 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [548505831] [2024-11-24 02:11:03,921 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 02:11:03,922 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-24 02:11:03,922 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 02:11:03,923 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-24 02:11:03,925 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2024-11-24 02:11:03,925 INFO L87 Difference]: Start difference. First operand 191 states and 267 transitions. Second operand has 7 states, 7 states have (on average 7.714285714285714) internal successors, (54), 7 states have internal predecessors, (54), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-24 02:11:04,473 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 02:11:04,473 INFO L93 Difference]: Finished difference Result 378 states and 535 transitions. [2024-11-24 02:11:04,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-24 02:11:04,477 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.714285714285714) internal successors, (54), 7 states have internal predecessors, (54), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 96 [2024-11-24 02:11:04,478 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 02:11:04,479 INFO L225 Difference]: With dead ends: 378 [2024-11-24 02:11:04,479 INFO L226 Difference]: Without dead ends: 247 [2024-11-24 02:11:04,480 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2024-11-24 02:11:04,484 INFO L435 NwaCegarLoop]: 116 mSDtfsCounter, 198 mSDsluCounter, 354 mSDsCounter, 0 mSdLazyCounter, 239 mSolverCounterSat, 43 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 198 SdHoareTripleChecker+Valid, 470 SdHoareTripleChecker+Invalid, 282 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 43 IncrementalHoareTripleChecker+Valid, 239 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-24 02:11:04,484 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [198 Valid, 470 Invalid, 282 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [43 Valid, 239 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-24 02:11:04,485 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 247 states. [2024-11-24 02:11:04,510 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 247 to 174. [2024-11-24 02:11:04,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 174 states, 153 states have (on average 1.3660130718954249) internal successors, (209), 153 states have internal predecessors, (209), 18 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-11-24 02:11:04,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 174 states and 245 transitions. [2024-11-24 02:11:04,515 INFO L78 Accepts]: Start accepts. Automaton has 174 states and 245 transitions. Word has length 96 [2024-11-24 02:11:04,515 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 02:11:04,515 INFO L471 AbstractCegarLoop]: Abstraction has 174 states and 245 transitions. [2024-11-24 02:11:04,516 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.714285714285714) internal successors, (54), 7 states have internal predecessors, (54), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-24 02:11:04,516 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 245 transitions. [2024-11-24 02:11:04,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2024-11-24 02:11:04,518 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 02:11:04,519 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:11:04,519 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-24 02:11:04,519 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 02:11:04,519 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 02:11:04,520 INFO L85 PathProgramCache]: Analyzing trace with hash -1520928257, now seen corresponding path program 1 times [2024-11-24 02:11:04,520 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 02:11:04,520 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1547712481] [2024-11-24 02:11:04,520 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 02:11:04,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 02:11:04,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 02:11:06,723 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-24 02:11:06,723 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 02:11:06,723 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1547712481] [2024-11-24 02:11:06,723 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1547712481] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 02:11:06,723 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 02:11:06,724 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2024-11-24 02:11:06,724 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1403496081] [2024-11-24 02:11:06,724 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 02:11:06,724 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-24 02:11:06,724 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 02:11:06,725 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-24 02:11:06,725 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=145, Unknown=0, NotChecked=0, Total=182 [2024-11-24 02:11:06,726 INFO L87 Difference]: Start difference. First operand 174 states and 245 transitions. Second operand has 14 states, 14 states have (on average 3.9285714285714284) internal successors, (55), 14 states have internal predecessors, (55), 2 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2024-11-24 02:11:08,261 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 02:11:08,261 INFO L93 Difference]: Finished difference Result 404 states and 572 transitions. [2024-11-24 02:11:08,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-24 02:11:08,261 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 3.9285714285714284) internal successors, (55), 14 states have internal predecessors, (55), 2 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 97 [2024-11-24 02:11:08,262 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 02:11:08,264 INFO L225 Difference]: With dead ends: 404 [2024-11-24 02:11:08,264 INFO L226 Difference]: Without dead ends: 290 [2024-11-24 02:11:08,265 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 64 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=96, Invalid=284, Unknown=0, NotChecked=0, Total=380 [2024-11-24 02:11:08,265 INFO L435 NwaCegarLoop]: 85 mSDtfsCounter, 340 mSDsluCounter, 798 mSDsCounter, 0 mSdLazyCounter, 690 mSolverCounterSat, 47 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 340 SdHoareTripleChecker+Valid, 883 SdHoareTripleChecker+Invalid, 737 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 47 IncrementalHoareTripleChecker+Valid, 690 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-11-24 02:11:08,266 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [340 Valid, 883 Invalid, 737 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [47 Valid, 690 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-11-24 02:11:08,267 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 290 states. [2024-11-24 02:11:08,285 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 290 to 186. [2024-11-24 02:11:08,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 186 states, 165 states have (on average 1.3636363636363635) internal successors, (225), 165 states have internal predecessors, (225), 18 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-11-24 02:11:08,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 186 states and 261 transitions. [2024-11-24 02:11:08,288 INFO L78 Accepts]: Start accepts. Automaton has 186 states and 261 transitions. Word has length 97 [2024-11-24 02:11:08,288 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 02:11:08,288 INFO L471 AbstractCegarLoop]: Abstraction has 186 states and 261 transitions. [2024-11-24 02:11:08,288 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 3.9285714285714284) internal successors, (55), 14 states have internal predecessors, (55), 2 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2024-11-24 02:11:08,289 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 261 transitions. [2024-11-24 02:11:08,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2024-11-24 02:11:08,290 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 02:11:08,290 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:11:08,290 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-24 02:11:08,290 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 02:11:08,291 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 02:11:08,291 INFO L85 PathProgramCache]: Analyzing trace with hash -628268982, now seen corresponding path program 1 times [2024-11-24 02:11:08,291 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 02:11:08,291 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1140403535] [2024-11-24 02:11:08,292 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 02:11:08,292 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 02:11:08,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 02:11:08,625 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-24 02:11:08,625 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 02:11:08,626 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1140403535] [2024-11-24 02:11:08,626 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1140403535] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 02:11:08,626 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 02:11:08,626 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-24 02:11:08,627 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [286021368] [2024-11-24 02:11:08,627 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 02:11:08,628 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-24 02:11:08,628 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 02:11:08,629 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-24 02:11:08,629 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 02:11:08,629 INFO L87 Difference]: Start difference. First operand 186 states and 261 transitions. Second operand has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-24 02:11:08,656 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 02:11:08,656 INFO L93 Difference]: Finished difference Result 302 states and 427 transitions. [2024-11-24 02:11:08,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 02:11:08,657 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 97 [2024-11-24 02:11:08,658 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 02:11:08,659 INFO L225 Difference]: With dead ends: 302 [2024-11-24 02:11:08,659 INFO L226 Difference]: Without dead ends: 180 [2024-11-24 02:11:08,659 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 [2024-11-24 02:11:08,661 INFO L435 NwaCegarLoop]: 138 mSDtfsCounter, 0 mSDsluCounter, 135 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 273 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 02:11:08,661 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 273 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-24 02:11:08,662 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 180 states. [2024-11-24 02:11:08,682 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 180 to 180. [2024-11-24 02:11:08,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 180 states, 159 states have (on average 1.3396226415094339) internal successors, (213), 159 states have internal predecessors, (213), 18 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-11-24 02:11:08,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 180 states and 249 transitions. [2024-11-24 02:11:08,687 INFO L78 Accepts]: Start accepts. Automaton has 180 states and 249 transitions. Word has length 97 [2024-11-24 02:11:08,687 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 02:11:08,687 INFO L471 AbstractCegarLoop]: Abstraction has 180 states and 249 transitions. [2024-11-24 02:11:08,688 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-24 02:11:08,688 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 249 transitions. [2024-11-24 02:11:08,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2024-11-24 02:11:08,689 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 02:11:08,689 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:11:08,689 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-24 02:11:08,690 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 02:11:08,690 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 02:11:08,690 INFO L85 PathProgramCache]: Analyzing trace with hash -1378931136, now seen corresponding path program 1 times [2024-11-24 02:11:08,690 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 02:11:08,690 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [317022317] [2024-11-24 02:11:08,690 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 02:11:08,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 02:11:08,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 02:11:09,668 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-24 02:11:09,668 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 02:11:09,668 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [317022317] [2024-11-24 02:11:09,668 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [317022317] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 02:11:09,668 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 02:11:09,669 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-24 02:11:09,669 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [234106161] [2024-11-24 02:11:09,669 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 02:11:09,669 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-24 02:11:09,670 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 02:11:09,670 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-24 02:11:09,670 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2024-11-24 02:11:09,671 INFO L87 Difference]: Start difference. First operand 180 states and 249 transitions. Second operand has 8 states, 8 states have (on average 6.875) internal successors, (55), 8 states have internal predecessors, (55), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-24 02:11:10,753 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 02:11:10,753 INFO L93 Difference]: Finished difference Result 431 states and 602 transitions. [2024-11-24 02:11:10,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-24 02:11:10,754 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.875) internal successors, (55), 8 states have internal predecessors, (55), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 97 [2024-11-24 02:11:10,754 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 02:11:10,756 INFO L225 Difference]: With dead ends: 431 [2024-11-24 02:11:10,757 INFO L226 Difference]: Without dead ends: 319 [2024-11-24 02:11:10,757 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=56, Invalid=126, Unknown=0, NotChecked=0, Total=182 [2024-11-24 02:11:10,758 INFO L435 NwaCegarLoop]: 98 mSDtfsCounter, 279 mSDsluCounter, 336 mSDsCounter, 0 mSdLazyCounter, 560 mSolverCounterSat, 42 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 279 SdHoareTripleChecker+Valid, 434 SdHoareTripleChecker+Invalid, 602 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 42 IncrementalHoareTripleChecker+Valid, 560 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-24 02:11:10,758 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [279 Valid, 434 Invalid, 602 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [42 Valid, 560 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-24 02:11:10,761 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 319 states. [2024-11-24 02:11:10,790 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 319 to 191. [2024-11-24 02:11:10,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 191 states, 170 states have (on average 1.3352941176470587) internal successors, (227), 170 states have internal predecessors, (227), 18 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-11-24 02:11:10,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 191 states and 263 transitions. [2024-11-24 02:11:10,794 INFO L78 Accepts]: Start accepts. Automaton has 191 states and 263 transitions. Word has length 97 [2024-11-24 02:11:10,794 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 02:11:10,794 INFO L471 AbstractCegarLoop]: Abstraction has 191 states and 263 transitions. [2024-11-24 02:11:10,794 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.875) internal successors, (55), 8 states have internal predecessors, (55), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-24 02:11:10,795 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 263 transitions. [2024-11-24 02:11:10,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2024-11-24 02:11:10,796 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 02:11:10,796 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:11:10,796 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-24 02:11:10,796 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 02:11:10,797 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 02:11:10,797 INFO L85 PathProgramCache]: Analyzing trace with hash -1316891522, now seen corresponding path program 1 times [2024-11-24 02:11:10,797 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 02:11:10,798 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [317248130] [2024-11-24 02:11:10,798 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 02:11:10,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 02:11:10,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 02:11:12,026 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-24 02:11:12,027 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 02:11:12,027 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [317248130] [2024-11-24 02:11:12,027 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [317248130] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 02:11:12,027 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 02:11:12,027 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-24 02:11:12,027 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [494510059] [2024-11-24 02:11:12,027 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 02:11:12,027 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-24 02:11:12,027 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 02:11:12,028 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-24 02:11:12,028 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2024-11-24 02:11:12,028 INFO L87 Difference]: Start difference. First operand 191 states and 263 transitions. Second operand has 9 states, 8 states have (on average 6.875) internal successors, (55), 9 states have internal predecessors, (55), 3 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 2 states have call predecessors, (9), 3 states have call successors, (9) [2024-11-24 02:11:12,720 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 02:11:12,721 INFO L93 Difference]: Finished difference Result 320 states and 446 transitions. [2024-11-24 02:11:12,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-24 02:11:12,721 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 6.875) internal successors, (55), 9 states have internal predecessors, (55), 3 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 2 states have call predecessors, (9), 3 states have call successors, (9) Word has length 97 [2024-11-24 02:11:12,723 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 02:11:12,726 INFO L225 Difference]: With dead ends: 320 [2024-11-24 02:11:12,726 INFO L226 Difference]: Without dead ends: 205 [2024-11-24 02:11:12,727 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=45, Invalid=87, Unknown=0, NotChecked=0, Total=132 [2024-11-24 02:11:12,727 INFO L435 NwaCegarLoop]: 107 mSDtfsCounter, 272 mSDsluCounter, 301 mSDsCounter, 0 mSdLazyCounter, 324 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 273 SdHoareTripleChecker+Valid, 408 SdHoareTripleChecker+Invalid, 339 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 324 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-24 02:11:12,728 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [273 Valid, 408 Invalid, 339 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 324 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-24 02:11:12,729 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 205 states. [2024-11-24 02:11:12,753 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 205 to 194. [2024-11-24 02:11:12,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 194 states, 173 states have (on average 1.329479768786127) internal successors, (230), 173 states have internal predecessors, (230), 18 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-11-24 02:11:12,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 194 states and 266 transitions. [2024-11-24 02:11:12,758 INFO L78 Accepts]: Start accepts. Automaton has 194 states and 266 transitions. Word has length 97 [2024-11-24 02:11:12,758 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 02:11:12,759 INFO L471 AbstractCegarLoop]: Abstraction has 194 states and 266 transitions. [2024-11-24 02:11:12,759 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 6.875) internal successors, (55), 9 states have internal predecessors, (55), 3 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 2 states have call predecessors, (9), 3 states have call successors, (9) [2024-11-24 02:11:12,759 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 266 transitions. [2024-11-24 02:11:12,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2024-11-24 02:11:12,760 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 02:11:12,760 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:11:12,761 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-24 02:11:12,761 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 02:11:12,761 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 02:11:12,761 INFO L85 PathProgramCache]: Analyzing trace with hash -1098036804, now seen corresponding path program 1 times [2024-11-24 02:11:12,761 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 02:11:12,762 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1503423200] [2024-11-24 02:11:12,762 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 02:11:12,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 02:11:12,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 02:11:14,302 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-24 02:11:14,303 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 02:11:14,303 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1503423200] [2024-11-24 02:11:14,303 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1503423200] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 02:11:14,303 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 02:11:14,303 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-24 02:11:14,303 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [370933098] [2024-11-24 02:11:14,303 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 02:11:14,304 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-24 02:11:14,304 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 02:11:14,304 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-24 02:11:14,305 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2024-11-24 02:11:14,305 INFO L87 Difference]: Start difference. First operand 194 states and 266 transitions. Second operand has 9 states, 9 states have (on average 6.111111111111111) internal successors, (55), 9 states have internal predecessors, (55), 3 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 3 states have call predecessors, (9), 3 states have call successors, (9) [2024-11-24 02:11:14,662 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 02:11:14,662 INFO L93 Difference]: Finished difference Result 326 states and 453 transitions. [2024-11-24 02:11:14,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-24 02:11:14,663 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 6.111111111111111) internal successors, (55), 9 states have internal predecessors, (55), 3 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 3 states have call predecessors, (9), 3 states have call successors, (9) Word has length 97 [2024-11-24 02:11:14,664 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 02:11:14,665 INFO L225 Difference]: With dead ends: 326 [2024-11-24 02:11:14,665 INFO L226 Difference]: Without dead ends: 211 [2024-11-24 02:11:14,666 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=38, Invalid=52, Unknown=0, NotChecked=0, Total=90 [2024-11-24 02:11:14,666 INFO L435 NwaCegarLoop]: 120 mSDtfsCounter, 122 mSDsluCounter, 297 mSDsCounter, 0 mSdLazyCounter, 170 mSolverCounterSat, 27 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 122 SdHoareTripleChecker+Valid, 417 SdHoareTripleChecker+Invalid, 197 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 27 IncrementalHoareTripleChecker+Valid, 170 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-24 02:11:14,667 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [122 Valid, 417 Invalid, 197 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [27 Valid, 170 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-24 02:11:14,668 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 211 states. [2024-11-24 02:11:14,689 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 211 to 211. [2024-11-24 02:11:14,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 211 states, 190 states have (on average 1.331578947368421) internal successors, (253), 190 states have internal predecessors, (253), 18 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-11-24 02:11:14,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 211 states and 289 transitions. [2024-11-24 02:11:14,692 INFO L78 Accepts]: Start accepts. Automaton has 211 states and 289 transitions. Word has length 97 [2024-11-24 02:11:14,692 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 02:11:14,692 INFO L471 AbstractCegarLoop]: Abstraction has 211 states and 289 transitions. [2024-11-24 02:11:14,693 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 6.111111111111111) internal successors, (55), 9 states have internal predecessors, (55), 3 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 3 states have call predecessors, (9), 3 states have call successors, (9) [2024-11-24 02:11:14,693 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 289 transitions. [2024-11-24 02:11:14,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2024-11-24 02:11:14,694 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 02:11:14,694 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:11:14,694 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-24 02:11:14,695 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 02:11:14,695 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 02:11:14,695 INFO L85 PathProgramCache]: Analyzing trace with hash -511230790, now seen corresponding path program 1 times [2024-11-24 02:11:14,695 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 02:11:14,696 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1070136082] [2024-11-24 02:11:14,696 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 02:11:14,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 02:11:14,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 02:11:15,540 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-24 02:11:15,540 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 02:11:15,540 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1070136082] [2024-11-24 02:11:15,540 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1070136082] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 02:11:15,540 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 02:11:15,541 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-24 02:11:15,541 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [919486016] [2024-11-24 02:11:15,541 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 02:11:15,541 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-24 02:11:15,541 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 02:11:15,542 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-24 02:11:15,542 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2024-11-24 02:11:15,542 INFO L87 Difference]: Start difference. First operand 211 states and 289 transitions. Second operand has 9 states, 9 states have (on average 6.111111111111111) internal successors, (55), 9 states have internal predecessors, (55), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-24 02:11:16,672 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 02:11:16,672 INFO L93 Difference]: Finished difference Result 388 states and 536 transitions. [2024-11-24 02:11:16,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-24 02:11:16,673 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 6.111111111111111) internal successors, (55), 9 states have internal predecessors, (55), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 97 [2024-11-24 02:11:16,673 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 02:11:16,675 INFO L225 Difference]: With dead ends: 388 [2024-11-24 02:11:16,675 INFO L226 Difference]: Without dead ends: 264 [2024-11-24 02:11:16,675 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=48, Invalid=134, Unknown=0, NotChecked=0, Total=182 [2024-11-24 02:11:16,676 INFO L435 NwaCegarLoop]: 85 mSDtfsCounter, 146 mSDsluCounter, 394 mSDsCounter, 0 mSdLazyCounter, 575 mSolverCounterSat, 37 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 146 SdHoareTripleChecker+Valid, 479 SdHoareTripleChecker+Invalid, 612 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 37 IncrementalHoareTripleChecker+Valid, 575 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-11-24 02:11:16,676 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [146 Valid, 479 Invalid, 612 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [37 Valid, 575 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-11-24 02:11:16,677 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 264 states. [2024-11-24 02:11:16,701 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 264 to 211. [2024-11-24 02:11:16,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 211 states, 190 states have (on average 1.3263157894736841) internal successors, (252), 190 states have internal predecessors, (252), 18 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-11-24 02:11:16,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 211 states and 288 transitions. [2024-11-24 02:11:16,704 INFO L78 Accepts]: Start accepts. Automaton has 211 states and 288 transitions. Word has length 97 [2024-11-24 02:11:16,704 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 02:11:16,704 INFO L471 AbstractCegarLoop]: Abstraction has 211 states and 288 transitions. [2024-11-24 02:11:16,704 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 6.111111111111111) internal successors, (55), 9 states have internal predecessors, (55), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-24 02:11:16,705 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 288 transitions. [2024-11-24 02:11:16,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2024-11-24 02:11:16,706 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 02:11:16,706 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:11:16,707 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-24 02:11:16,707 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 02:11:16,707 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 02:11:16,708 INFO L85 PathProgramCache]: Analyzing trace with hash -72641074, now seen corresponding path program 1 times [2024-11-24 02:11:16,708 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 02:11:16,708 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1583701134] [2024-11-24 02:11:16,708 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 02:11:16,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 02:11:16,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 02:11:16,995 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-24 02:11:16,995 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 02:11:16,995 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1583701134] [2024-11-24 02:11:16,996 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1583701134] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 02:11:16,996 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 02:11:16,996 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-24 02:11:16,996 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2072277680] [2024-11-24 02:11:16,996 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 02:11:16,996 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-24 02:11:16,996 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 02:11:16,997 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-24 02:11:16,997 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 02:11:16,997 INFO L87 Difference]: Start difference. First operand 211 states and 288 transitions. Second operand has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-24 02:11:17,036 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 02:11:17,036 INFO L93 Difference]: Finished difference Result 307 states and 424 transitions. [2024-11-24 02:11:17,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 02:11:17,037 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 98 [2024-11-24 02:11:17,038 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 02:11:17,039 INFO L225 Difference]: With dead ends: 307 [2024-11-24 02:11:17,039 INFO L226 Difference]: Without dead ends: 174 [2024-11-24 02:11:17,040 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 [2024-11-24 02:11:17,040 INFO L435 NwaCegarLoop]: 134 mSDtfsCounter, 0 mSDsluCounter, 131 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 265 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 02:11:17,042 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 265 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-24 02:11:17,043 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 174 states. [2024-11-24 02:11:17,066 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 174 to 169. [2024-11-24 02:11:17,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 169 states, 148 states have (on average 1.3108108108108107) internal successors, (194), 148 states have internal predecessors, (194), 18 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-11-24 02:11:17,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 169 states and 230 transitions. [2024-11-24 02:11:17,069 INFO L78 Accepts]: Start accepts. Automaton has 169 states and 230 transitions. Word has length 98 [2024-11-24 02:11:17,069 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 02:11:17,069 INFO L471 AbstractCegarLoop]: Abstraction has 169 states and 230 transitions. [2024-11-24 02:11:17,070 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-24 02:11:17,070 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 230 transitions. [2024-11-24 02:11:17,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2024-11-24 02:11:17,073 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 02:11:17,073 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:11:17,073 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-24 02:11:17,073 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 02:11:17,074 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 02:11:17,074 INFO L85 PathProgramCache]: Analyzing trace with hash -370243471, now seen corresponding path program 1 times [2024-11-24 02:11:17,074 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 02:11:17,074 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [688020827] [2024-11-24 02:11:17,074 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 02:11:17,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 02:11:17,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 02:11:17,983 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-24 02:11:17,984 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 02:11:17,984 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [688020827] [2024-11-24 02:11:17,984 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [688020827] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 02:11:17,984 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 02:11:17,984 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-24 02:11:17,985 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1821106498] [2024-11-24 02:11:17,985 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 02:11:17,985 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-24 02:11:17,985 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 02:11:17,986 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-24 02:11:17,986 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-24 02:11:17,986 INFO L87 Difference]: Start difference. First operand 169 states and 230 transitions. Second operand has 6 states, 6 states have (on average 9.333333333333334) internal successors, (56), 6 states have internal predecessors, (56), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-24 02:11:18,336 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 02:11:18,338 INFO L93 Difference]: Finished difference Result 263 states and 362 transitions. [2024-11-24 02:11:18,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 02:11:18,339 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.333333333333334) internal successors, (56), 6 states have internal predecessors, (56), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 98 [2024-11-24 02:11:18,339 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 02:11:18,342 INFO L225 Difference]: With dead ends: 263 [2024-11-24 02:11:18,342 INFO L226 Difference]: Without dead ends: 169 [2024-11-24 02:11:18,342 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2024-11-24 02:11:18,346 INFO L435 NwaCegarLoop]: 109 mSDtfsCounter, 122 mSDsluCounter, 170 mSDsCounter, 0 mSdLazyCounter, 101 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 122 SdHoareTripleChecker+Valid, 279 SdHoareTripleChecker+Invalid, 104 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 101 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-24 02:11:18,346 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [122 Valid, 279 Invalid, 104 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 101 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-24 02:11:18,347 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 169 states. [2024-11-24 02:11:18,370 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 169 to 169. [2024-11-24 02:11:18,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 169 states, 148 states have (on average 1.304054054054054) internal successors, (193), 148 states have internal predecessors, (193), 18 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-11-24 02:11:18,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 169 states and 229 transitions. [2024-11-24 02:11:18,373 INFO L78 Accepts]: Start accepts. Automaton has 169 states and 229 transitions. Word has length 98 [2024-11-24 02:11:18,373 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 02:11:18,373 INFO L471 AbstractCegarLoop]: Abstraction has 169 states and 229 transitions. [2024-11-24 02:11:18,374 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.333333333333334) internal successors, (56), 6 states have internal predecessors, (56), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-24 02:11:18,375 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 229 transitions. [2024-11-24 02:11:18,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2024-11-24 02:11:18,377 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 02:11:18,377 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:11:18,377 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-11-24 02:11:18,378 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 02:11:18,378 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 02:11:18,378 INFO L85 PathProgramCache]: Analyzing trace with hash 909620207, now seen corresponding path program 1 times [2024-11-24 02:11:18,379 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 02:11:18,379 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1288815827] [2024-11-24 02:11:18,379 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 02:11:18,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 02:11:18,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 02:11:19,988 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-24 02:11:19,988 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 02:11:19,989 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1288815827] [2024-11-24 02:11:19,989 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1288815827] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 02:11:19,989 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 02:11:19,989 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-24 02:11:19,989 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1859491065] [2024-11-24 02:11:19,989 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 02:11:19,990 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-24 02:11:19,990 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 02:11:19,990 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-24 02:11:19,991 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2024-11-24 02:11:19,991 INFO L87 Difference]: Start difference. First operand 169 states and 229 transitions. Second operand has 9 states, 9 states have (on average 6.222222222222222) internal successors, (56), 9 states have internal predecessors, (56), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-24 02:11:21,561 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 02:11:21,561 INFO L93 Difference]: Finished difference Result 346 states and 471 transitions. [2024-11-24 02:11:21,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-24 02:11:21,562 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 6.222222222222222) internal successors, (56), 9 states have internal predecessors, (56), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 98 [2024-11-24 02:11:21,563 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 02:11:21,565 INFO L225 Difference]: With dead ends: 346 [2024-11-24 02:11:21,565 INFO L226 Difference]: Without dead ends: 252 [2024-11-24 02:11:21,566 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=49, Invalid=133, Unknown=0, NotChecked=0, Total=182 [2024-11-24 02:11:21,568 INFO L435 NwaCegarLoop]: 89 mSDtfsCounter, 188 mSDsluCounter, 412 mSDsCounter, 0 mSdLazyCounter, 749 mSolverCounterSat, 39 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 188 SdHoareTripleChecker+Valid, 501 SdHoareTripleChecker+Invalid, 788 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 39 IncrementalHoareTripleChecker+Valid, 749 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-11-24 02:11:21,569 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [188 Valid, 501 Invalid, 788 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [39 Valid, 749 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-11-24 02:11:21,569 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 252 states. [2024-11-24 02:11:21,595 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 252 to 174. [2024-11-24 02:11:21,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 174 states, 153 states have (on average 1.2941176470588236) internal successors, (198), 153 states have internal predecessors, (198), 18 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-11-24 02:11:21,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 174 states and 234 transitions. [2024-11-24 02:11:21,598 INFO L78 Accepts]: Start accepts. Automaton has 174 states and 234 transitions. Word has length 98 [2024-11-24 02:11:21,598 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 02:11:21,599 INFO L471 AbstractCegarLoop]: Abstraction has 174 states and 234 transitions. [2024-11-24 02:11:21,599 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 6.222222222222222) internal successors, (56), 9 states have internal predecessors, (56), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-24 02:11:21,599 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 234 transitions. [2024-11-24 02:11:21,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2024-11-24 02:11:21,601 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 02:11:21,601 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:11:21,601 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-11-24 02:11:21,601 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 02:11:21,602 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 02:11:21,602 INFO L85 PathProgramCache]: Analyzing trace with hash 1291021946, now seen corresponding path program 1 times [2024-11-24 02:11:21,602 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 02:11:21,602 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1055076413] [2024-11-24 02:11:21,603 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 02:11:21,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 02:11:21,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 02:11:23,396 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 21 proven. 3 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2024-11-24 02:11:23,396 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 02:11:23,397 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1055076413] [2024-11-24 02:11:23,397 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1055076413] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-24 02:11:23,397 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [414854221] [2024-11-24 02:11:23,397 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 02:11:23,397 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 02:11:23,397 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d45cddb-299d-444d-8c99-7d6cf0614102/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 02:11:23,400 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d45cddb-299d-444d-8c99-7d6cf0614102/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-24 02:11:23,404 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d45cddb-299d-444d-8c99-7d6cf0614102/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-24 02:11:23,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 02:11:23,810 INFO L256 TraceCheckSpWp]: Trace formula consists of 430 conjuncts, 85 conjuncts are in the unsatisfiable core [2024-11-24 02:11:23,831 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 02:11:23,893 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 37 treesize of output 36 [2024-11-24 02:11:24,245 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 83 treesize of output 61 [2024-11-24 02:11:27,103 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 02:11:28,914 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 27 [2024-11-24 02:11:29,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-24 02:11:29,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-24 02:11:29,177 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 39 treesize of output 39 [2024-11-24 02:11:30,242 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 21 proven. 32 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2024-11-24 02:11:30,243 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-24 02:11:30,513 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_1400 (Array Int Int))) (or (not (= (mod (select (select (store |c_#memory_int| c_~WrapperStruct00_var_1_7_Pointer~0.base v_ArrVal_1400) c_~WrapperStruct00_var_1_5_Pointer~0.base) c_~WrapperStruct00_var_1_5_Pointer~0.offset) 65536) (mod c_~last_1_WrapperStruct00_var_1_1~0 65536))) (not (= v_ArrVal_1400 (store (select |c_#memory_int| c_~WrapperStruct00_var_1_7_Pointer~0.base) c_~WrapperStruct00_var_1_7_Pointer~0.offset (select v_ArrVal_1400 c_~WrapperStruct00_var_1_7_Pointer~0.offset)))))) is different from false [2024-11-24 02:11:30,544 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_1400 (Array Int Int)) (|ULTIMATE.start_step_#t~ite23#1| Int)) (let ((.cse0 (store |c_#memory_int| c_~WrapperStruct00_var_1_11_Pointer~0.base (store (select |c_#memory_int| c_~WrapperStruct00_var_1_11_Pointer~0.base) c_~WrapperStruct00_var_1_11_Pointer~0.offset |ULTIMATE.start_step_#t~ite23#1|)))) (or (not (= v_ArrVal_1400 (store (select .cse0 c_~WrapperStruct00_var_1_7_Pointer~0.base) c_~WrapperStruct00_var_1_7_Pointer~0.offset (select v_ArrVal_1400 c_~WrapperStruct00_var_1_7_Pointer~0.offset)))) (not (= (mod (select (select (store .cse0 c_~WrapperStruct00_var_1_7_Pointer~0.base v_ArrVal_1400) c_~WrapperStruct00_var_1_5_Pointer~0.base) c_~WrapperStruct00_var_1_5_Pointer~0.offset) 65536) (mod c_~last_1_WrapperStruct00_var_1_1~0 65536)))))) is different from false [2024-11-24 02:11:35,020 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [414854221] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-24 02:11:35,020 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-24 02:11:35,020 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 17] total 29 [2024-11-24 02:11:35,020 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [576784331] [2024-11-24 02:11:35,020 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-24 02:11:35,021 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2024-11-24 02:11:35,021 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 02:11:35,022 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2024-11-24 02:11:35,023 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=225, Invalid=1421, Unknown=2, NotChecked=158, Total=1806 [2024-11-24 02:11:35,024 INFO L87 Difference]: Start difference. First operand 174 states and 234 transitions. Second operand has 29 states, 26 states have (on average 4.0) internal successors, (104), 26 states have internal predecessors, (104), 6 states have call successors, (18), 3 states have call predecessors, (18), 5 states have return successors, (18), 6 states have call predecessors, (18), 6 states have call successors, (18) [2024-11-24 02:11:41,188 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 02:11:41,188 INFO L93 Difference]: Finished difference Result 342 states and 456 transitions. [2024-11-24 02:11:41,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-11-24 02:11:41,189 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 26 states have (on average 4.0) internal successors, (104), 26 states have internal predecessors, (104), 6 states have call successors, (18), 3 states have call predecessors, (18), 5 states have return successors, (18), 6 states have call predecessors, (18), 6 states have call successors, (18) Word has length 99 [2024-11-24 02:11:41,190 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 02:11:41,191 INFO L225 Difference]: With dead ends: 342 [2024-11-24 02:11:41,191 INFO L226 Difference]: Without dead ends: 237 [2024-11-24 02:11:41,193 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 169 GetRequests, 105 SyntacticMatches, 0 SemanticMatches, 64 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 916 ImplicationChecksByTransitivity, 8.2s TimeCoverageRelationStatistics Valid=700, Invalid=3338, Unknown=2, NotChecked=250, Total=4290 [2024-11-24 02:11:41,195 INFO L435 NwaCegarLoop]: 55 mSDtfsCounter, 601 mSDsluCounter, 824 mSDsCounter, 0 mSdLazyCounter, 1643 mSolverCounterSat, 160 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 601 SdHoareTripleChecker+Valid, 879 SdHoareTripleChecker+Invalid, 1803 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 160 IncrementalHoareTripleChecker+Valid, 1643 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.2s IncrementalHoareTripleChecker+Time [2024-11-24 02:11:41,195 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [601 Valid, 879 Invalid, 1803 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [160 Valid, 1643 Invalid, 0 Unknown, 0 Unchecked, 3.2s Time] [2024-11-24 02:11:41,196 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 237 states. [2024-11-24 02:11:41,244 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 237 to 190. [2024-11-24 02:11:41,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 190 states, 167 states have (on average 1.281437125748503) internal successors, (214), 167 states have internal predecessors, (214), 18 states have call successors, (18), 4 states have call predecessors, (18), 4 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-11-24 02:11:41,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 190 states and 250 transitions. [2024-11-24 02:11:41,247 INFO L78 Accepts]: Start accepts. Automaton has 190 states and 250 transitions. Word has length 99 [2024-11-24 02:11:41,248 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 02:11:41,248 INFO L471 AbstractCegarLoop]: Abstraction has 190 states and 250 transitions. [2024-11-24 02:11:41,248 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 26 states have (on average 4.0) internal successors, (104), 26 states have internal predecessors, (104), 6 states have call successors, (18), 3 states have call predecessors, (18), 5 states have return successors, (18), 6 states have call predecessors, (18), 6 states have call successors, (18) [2024-11-24 02:11:41,248 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 250 transitions. [2024-11-24 02:11:41,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2024-11-24 02:11:41,250 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 02:11:41,250 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:11:41,265 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d45cddb-299d-444d-8c99-7d6cf0614102/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-11-24 02:11:41,454 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d45cddb-299d-444d-8c99-7d6cf0614102/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2024-11-24 02:11:41,454 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 02:11:41,455 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 02:11:41,455 INFO L85 PathProgramCache]: Analyzing trace with hash 1509876664, now seen corresponding path program 1 times [2024-11-24 02:11:41,455 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 02:11:41,455 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2016844498] [2024-11-24 02:11:41,455 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 02:11:41,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 02:11:41,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 02:11:43,861 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 6 proven. 18 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2024-11-24 02:11:43,862 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 02:11:43,863 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2016844498] [2024-11-24 02:11:43,863 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2016844498] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-24 02:11:43,863 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1414485230] [2024-11-24 02:11:43,863 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 02:11:43,863 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 02:11:43,864 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d45cddb-299d-444d-8c99-7d6cf0614102/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 02:11:43,866 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d45cddb-299d-444d-8c99-7d6cf0614102/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-24 02:11:43,871 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d45cddb-299d-444d-8c99-7d6cf0614102/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-24 02:11:44,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 02:11:44,227 INFO L256 TraceCheckSpWp]: Trace formula consists of 432 conjuncts, 81 conjuncts are in the unsatisfiable core [2024-11-24 02:11:44,242 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 02:11:44,382 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 11 [2024-11-24 02:11:44,760 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 79 treesize of output 59 [2024-11-24 02:11:45,518 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 02:11:46,565 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 02:11:47,135 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 02:11:47,741 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 02:11:48,326 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 02:11:49,091 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 21 treesize of output 22 [2024-11-24 02:11:49,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-24 02:11:49,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-24 02:11:49,311 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 34 [2024-11-24 02:11:49,967 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 42 proven. 68 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2024-11-24 02:11:49,967 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-24 02:11:50,163 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_1564 (Array Int Int))) (or (not (= (mod c_~last_1_WrapperStruct00_var_1_1~0 65536) (mod (select (select (store |c_#memory_int| c_~WrapperStruct00_var_1_7_Pointer~0.base v_ArrVal_1564) c_~WrapperStruct00_var_1_5_Pointer~0.base) c_~WrapperStruct00_var_1_5_Pointer~0.offset) 65536))) (not (= (store (select |c_#memory_int| c_~WrapperStruct00_var_1_7_Pointer~0.base) c_~WrapperStruct00_var_1_7_Pointer~0.offset (select v_ArrVal_1564 c_~WrapperStruct00_var_1_7_Pointer~0.offset)) v_ArrVal_1564)))) is different from false [2024-11-24 02:11:50,195 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_1564 (Array Int Int)) (|ULTIMATE.start_step_#t~ite23#1| Int)) (let ((.cse0 (store |c_#memory_int| c_~WrapperStruct00_var_1_11_Pointer~0.base (store (select |c_#memory_int| c_~WrapperStruct00_var_1_11_Pointer~0.base) c_~WrapperStruct00_var_1_11_Pointer~0.offset |ULTIMATE.start_step_#t~ite23#1|)))) (or (not (= v_ArrVal_1564 (store (select .cse0 c_~WrapperStruct00_var_1_7_Pointer~0.base) c_~WrapperStruct00_var_1_7_Pointer~0.offset (select v_ArrVal_1564 c_~WrapperStruct00_var_1_7_Pointer~0.offset)))) (not (= (mod c_~last_1_WrapperStruct00_var_1_1~0 65536) (mod (select (select (store .cse0 c_~WrapperStruct00_var_1_7_Pointer~0.base v_ArrVal_1564) c_~WrapperStruct00_var_1_5_Pointer~0.base) c_~WrapperStruct00_var_1_5_Pointer~0.offset) 65536)))))) is different from false [2024-11-24 02:11:52,393 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1414485230] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-24 02:11:52,393 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-24 02:11:52,393 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 12] total 24 [2024-11-24 02:11:52,393 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [472756508] [2024-11-24 02:11:52,393 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-24 02:11:52,394 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2024-11-24 02:11:52,394 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 02:11:52,395 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2024-11-24 02:11:52,395 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=156, Invalid=972, Unknown=2, NotChecked=130, Total=1260 [2024-11-24 02:11:52,396 INFO L87 Difference]: Start difference. First operand 190 states and 250 transitions. Second operand has 24 states, 22 states have (on average 4.7727272727272725) internal successors, (105), 24 states have internal predecessors, (105), 9 states have call successors, (18), 4 states have call predecessors, (18), 6 states have return successors, (18), 7 states have call predecessors, (18), 9 states have call successors, (18) [2024-11-24 02:11:56,551 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 02:11:56,551 INFO L93 Difference]: Finished difference Result 377 states and 499 transitions. [2024-11-24 02:11:56,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-11-24 02:11:56,552 INFO L78 Accepts]: Start accepts. Automaton has has 24 states, 22 states have (on average 4.7727272727272725) internal successors, (105), 24 states have internal predecessors, (105), 9 states have call successors, (18), 4 states have call predecessors, (18), 6 states have return successors, (18), 7 states have call predecessors, (18), 9 states have call successors, (18) Word has length 99 [2024-11-24 02:11:56,552 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 02:11:56,554 INFO L225 Difference]: With dead ends: 377 [2024-11-24 02:11:56,554 INFO L226 Difference]: Without dead ends: 268 [2024-11-24 02:11:56,555 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 170 GetRequests, 117 SyntacticMatches, 0 SemanticMatches, 53 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 544 ImplicationChecksByTransitivity, 4.6s TimeCoverageRelationStatistics Valid=506, Invalid=2256, Unknown=2, NotChecked=206, Total=2970 [2024-11-24 02:11:56,556 INFO L435 NwaCegarLoop]: 57 mSDtfsCounter, 917 mSDsluCounter, 707 mSDsCounter, 0 mSdLazyCounter, 1231 mSolverCounterSat, 115 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 917 SdHoareTripleChecker+Valid, 764 SdHoareTripleChecker+Invalid, 1346 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 115 IncrementalHoareTripleChecker+Valid, 1231 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2024-11-24 02:11:56,557 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [917 Valid, 764 Invalid, 1346 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [115 Valid, 1231 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2024-11-24 02:11:56,557 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 268 states. [2024-11-24 02:11:56,610 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 268 to 192. [2024-11-24 02:11:56,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 192 states, 168 states have (on average 1.2619047619047619) internal successors, (212), 168 states have internal predecessors, (212), 18 states have call successors, (18), 5 states have call predecessors, (18), 5 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-11-24 02:11:56,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 192 states and 248 transitions. [2024-11-24 02:11:56,613 INFO L78 Accepts]: Start accepts. Automaton has 192 states and 248 transitions. Word has length 99 [2024-11-24 02:11:56,613 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 02:11:56,613 INFO L471 AbstractCegarLoop]: Abstraction has 192 states and 248 transitions. [2024-11-24 02:11:56,614 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 22 states have (on average 4.7727272727272725) internal successors, (105), 24 states have internal predecessors, (105), 9 states have call successors, (18), 4 states have call predecessors, (18), 6 states have return successors, (18), 7 states have call predecessors, (18), 9 states have call successors, (18) [2024-11-24 02:11:56,614 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 248 transitions. [2024-11-24 02:11:56,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2024-11-24 02:11:56,615 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 02:11:56,615 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:11:56,630 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d45cddb-299d-444d-8c99-7d6cf0614102/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-11-24 02:11:56,816 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d45cddb-299d-444d-8c99-7d6cf0614102/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 02:11:56,816 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 02:11:56,817 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 02:11:56,817 INFO L85 PathProgramCache]: Analyzing trace with hash -173005409, now seen corresponding path program 1 times [2024-11-24 02:11:56,817 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 02:11:56,817 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1256475064] [2024-11-24 02:11:56,817 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 02:11:56,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 02:11:56,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 02:11:56,981 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-24 02:11:57,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 02:11:57,191 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-24 02:11:57,191 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-24 02:11:57,194 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-24 02:11:57,197 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-11-24 02:11:57,200 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 02:11:57,422 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-24 02:11:57,430 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.11 02:11:57 BoogieIcfgContainer [2024-11-24 02:11:57,431 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-24 02:11:57,432 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-24 02:11:57,432 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-24 02:11:57,433 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-24 02:11:57,434 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 02:10:26" (3/4) ... [2024-11-24 02:11:57,437 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-24 02:11:57,438 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-24 02:11:57,439 INFO L158 Benchmark]: Toolchain (without parser) took 92329.35ms. Allocated memory was 142.6MB in the beginning and 167.8MB in the end (delta: 25.2MB). Free memory was 104.7MB in the beginning and 117.9MB in the end (delta: -13.2MB). Peak memory consumption was 15.3MB. Max. memory is 16.1GB. [2024-11-24 02:11:57,441 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 167.8MB. Free memory is still 103.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 02:11:57,441 INFO L158 Benchmark]: CACSL2BoogieTranslator took 412.65ms. Allocated memory is still 142.6MB. Free memory was 104.3MB in the beginning and 89.4MB in the end (delta: 14.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-24 02:11:57,441 INFO L158 Benchmark]: Boogie Procedure Inliner took 121.58ms. Allocated memory is still 142.6MB. Free memory was 89.4MB in the beginning and 85.9MB in the end (delta: 3.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 02:11:57,442 INFO L158 Benchmark]: Boogie Preprocessor took 103.86ms. Allocated memory is still 142.6MB. Free memory was 85.9MB in the beginning and 83.4MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 02:11:57,444 INFO L158 Benchmark]: RCFGBuilder took 1148.83ms. Allocated memory is still 142.6MB. Free memory was 83.4MB in the beginning and 50.8MB in the end (delta: 32.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-24 02:11:57,444 INFO L158 Benchmark]: TraceAbstraction took 90528.32ms. Allocated memory was 142.6MB in the beginning and 167.8MB in the end (delta: 25.2MB). Free memory was 50.2MB in the beginning and 117.9MB in the end (delta: -67.8MB). Peak memory consumption was 57.3MB. Max. memory is 16.1GB. [2024-11-24 02:11:57,445 INFO L158 Benchmark]: Witness Printer took 6.07ms. Allocated memory is still 167.8MB. Free memory was 117.9MB in the beginning and 117.9MB in the end (delta: 50.7kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-24 02:11:57,447 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40ms. Allocated memory is still 167.8MB. Free memory is still 103.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 412.65ms. Allocated memory is still 142.6MB. Free memory was 104.3MB in the beginning and 89.4MB in the end (delta: 14.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 121.58ms. Allocated memory is still 142.6MB. Free memory was 89.4MB in the beginning and 85.9MB in the end (delta: 3.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 103.86ms. Allocated memory is still 142.6MB. Free memory was 85.9MB in the beginning and 83.4MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1148.83ms. Allocated memory is still 142.6MB. Free memory was 83.4MB in the beginning and 50.8MB in the end (delta: 32.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 90528.32ms. Allocated memory was 142.6MB in the beginning and 167.8MB in the end (delta: 25.2MB). Free memory was 50.2MB in the beginning and 117.9MB in the end (delta: -67.8MB). Peak memory consumption was 57.3MB. Max. memory is 16.1GB. * Witness Printer took 6.07ms. Allocated memory is still 167.8MB. Free memory was 117.9MB in the beginning and 117.9MB in the end (delta: 50.7kB). Peak memory consumption was 8.4MB. 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 98, overapproximation of someBinaryFLOATComparisonOperation at line 98, overapproximation of someBinaryFLOATComparisonOperation at line 102, overapproximation of someBinaryFLOATComparisonOperation at line 102, overapproximation of someBinaryFLOATComparisonOperation at line 100, overapproximation of someBinaryFLOATComparisonOperation at line 100, overapproximation of someBinaryFLOATComparisonOperation at line 112, overapproximation of bitwiseAnd at line 77, overapproximation of someBinaryArithmeticFLOAToperation at line 87. Possible FailurePath: [L34] unsigned char isInitial = 0; [L35-L46] struct WrapperStruct00 WrapperStruct00 = { -5, 0, 256, 44772, 5.9, 7.6, 64.2, 128.75, 8, 3135928546 }; [L47] signed short int* WrapperStruct00_var_1_1_Pointer = &(WrapperStruct00.var_1_1); [L48] unsigned char* WrapperStruct00_var_1_4_Pointer = &(WrapperStruct00.var_1_4); [L49] unsigned short int* WrapperStruct00_var_1_5_Pointer = &(WrapperStruct00.var_1_5); [L50] unsigned short int* WrapperStruct00_var_1_6_Pointer = &(WrapperStruct00.var_1_6); [L51] float* WrapperStruct00_var_1_7_Pointer = &(WrapperStruct00.var_1_7); [L52] float* WrapperStruct00_var_1_8_Pointer = &(WrapperStruct00.var_1_8); [L53] float* WrapperStruct00_var_1_9_Pointer = &(WrapperStruct00.var_1_9); [L54] float* WrapperStruct00_var_1_10_Pointer = &(WrapperStruct00.var_1_10); [L55] unsigned long int* WrapperStruct00_var_1_11_Pointer = &(WrapperStruct00.var_1_11); [L56] unsigned long int* WrapperStruct00_var_1_12_Pointer = &(WrapperStruct00.var_1_12); [L57] signed short int last_1_WrapperStruct00_var_1_1 = -5; [L58] unsigned long int last_1_WrapperStruct00_var_1_11 = 8; VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_11_Pointer={4:23}, WrapperStruct00_var_1_12_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:5}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, isInitial=0, last_1_WrapperStruct00_var_1_11=8, last_1_WrapperStruct00_var_1_1=-5] [L116] isInitial = 1 [L117] FCALL initially() [L119] CALL updateLastVariables() [L108] EXPR WrapperStruct00.var_1_1 [L108] last_1_WrapperStruct00_var_1_1 = WrapperStruct00.var_1_1 [L109] EXPR WrapperStruct00.var_1_11 [L109] last_1_WrapperStruct00_var_1_11 = WrapperStruct00.var_1_11 [L119] RET updateLastVariables() [L120] CALL updateVariables() [L91] WrapperStruct00.var_1_4 = __VERIFIER_nondet_uchar() [L92] EXPR WrapperStruct00.var_1_4 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_11_Pointer={4:23}, WrapperStruct00_var_1_12_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:5}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, isInitial=1, last_1_WrapperStruct00_var_1_11=8, last_1_WrapperStruct00_var_1_1=-5] [L92] CALL assume_abort_if_not(WrapperStruct00.var_1_4 >= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_11_Pointer={4:23}, WrapperStruct00_var_1_12_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:5}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_11=8, last_1_WrapperStruct00_var_1_1=-5] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_11_Pointer={4:23}, WrapperStruct00_var_1_12_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:5}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_11=8, last_1_WrapperStruct00_var_1_1=-5] [L92] RET assume_abort_if_not(WrapperStruct00.var_1_4 >= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_11_Pointer={4:23}, WrapperStruct00_var_1_12_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:5}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, isInitial=1, last_1_WrapperStruct00_var_1_11=8, last_1_WrapperStruct00_var_1_1=-5] [L93] EXPR WrapperStruct00.var_1_4 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_11_Pointer={4:23}, WrapperStruct00_var_1_12_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:5}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, isInitial=1, last_1_WrapperStruct00_var_1_11=8, last_1_WrapperStruct00_var_1_1=-5] [L93] CALL assume_abort_if_not(WrapperStruct00.var_1_4 <= 1) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_11_Pointer={4:23}, WrapperStruct00_var_1_12_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:5}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_11=8, last_1_WrapperStruct00_var_1_1=-5] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_11_Pointer={4:23}, WrapperStruct00_var_1_12_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:5}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_11=8, last_1_WrapperStruct00_var_1_1=-5] [L93] RET assume_abort_if_not(WrapperStruct00.var_1_4 <= 1) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_11_Pointer={4:23}, WrapperStruct00_var_1_12_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:5}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, isInitial=1, last_1_WrapperStruct00_var_1_11=8, last_1_WrapperStruct00_var_1_1=-5] [L94] WrapperStruct00.var_1_6 = __VERIFIER_nondet_ushort() [L95] EXPR WrapperStruct00.var_1_6 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_11_Pointer={4:23}, WrapperStruct00_var_1_12_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:5}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, isInitial=1, last_1_WrapperStruct00_var_1_11=8, last_1_WrapperStruct00_var_1_1=-5] [L95] CALL assume_abort_if_not(WrapperStruct00.var_1_6 >= 32767) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_11_Pointer={4:23}, WrapperStruct00_var_1_12_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:5}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_11=8, last_1_WrapperStruct00_var_1_1=-5] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_11_Pointer={4:23}, WrapperStruct00_var_1_12_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:5}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_11=8, last_1_WrapperStruct00_var_1_1=-5] [L95] RET assume_abort_if_not(WrapperStruct00.var_1_6 >= 32767) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_11_Pointer={4:23}, WrapperStruct00_var_1_12_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:5}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, isInitial=1, last_1_WrapperStruct00_var_1_11=8, last_1_WrapperStruct00_var_1_1=-5] [L96] EXPR WrapperStruct00.var_1_6 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_11_Pointer={4:23}, WrapperStruct00_var_1_12_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:5}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, isInitial=1, last_1_WrapperStruct00_var_1_11=8, last_1_WrapperStruct00_var_1_1=-5] [L96] CALL assume_abort_if_not(WrapperStruct00.var_1_6 <= 65534) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_11_Pointer={4:23}, WrapperStruct00_var_1_12_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:5}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_11=8, last_1_WrapperStruct00_var_1_1=-5] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_11_Pointer={4:23}, WrapperStruct00_var_1_12_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:5}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_11=8, last_1_WrapperStruct00_var_1_1=-5] [L96] RET assume_abort_if_not(WrapperStruct00.var_1_6 <= 65534) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_11_Pointer={4:23}, WrapperStruct00_var_1_12_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:5}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, isInitial=1, last_1_WrapperStruct00_var_1_11=8, last_1_WrapperStruct00_var_1_1=-5] [L97] WrapperStruct00.var_1_8 = __VERIFIER_nondet_float() [L98] EXPR WrapperStruct00.var_1_8 [L98] EXPR WrapperStruct00.var_1_8 >= -115292.1504606845700e+13F && WrapperStruct00.var_1_8 <= -1.0e-20F [L98] EXPR WrapperStruct00.var_1_8 [L98] EXPR WrapperStruct00.var_1_8 >= -115292.1504606845700e+13F && WrapperStruct00.var_1_8 <= -1.0e-20F VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_11_Pointer={4:23}, WrapperStruct00_var_1_12_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:5}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, isInitial=1, last_1_WrapperStruct00_var_1_11=8, last_1_WrapperStruct00_var_1_1=-5] [L98] EXPR (WrapperStruct00.var_1_8 >= -115292.1504606845700e+13F && WrapperStruct00.var_1_8 <= -1.0e-20F) || (WrapperStruct00.var_1_8 <= 1152921.504606845700e+12F && WrapperStruct00.var_1_8 >= 1.0e-20F ) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_11_Pointer={4:23}, WrapperStruct00_var_1_12_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:5}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, isInitial=1, last_1_WrapperStruct00_var_1_11=8, last_1_WrapperStruct00_var_1_1=-5] [L98] CALL assume_abort_if_not((WrapperStruct00.var_1_8 >= -115292.1504606845700e+13F && WrapperStruct00.var_1_8 <= -1.0e-20F) || (WrapperStruct00.var_1_8 <= 1152921.504606845700e+12F && WrapperStruct00.var_1_8 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_11_Pointer={4:23}, WrapperStruct00_var_1_12_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:5}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_11=8, last_1_WrapperStruct00_var_1_1=-5] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_11_Pointer={4:23}, WrapperStruct00_var_1_12_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:5}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_11=8, last_1_WrapperStruct00_var_1_1=-5] [L98] RET assume_abort_if_not((WrapperStruct00.var_1_8 >= -115292.1504606845700e+13F && WrapperStruct00.var_1_8 <= -1.0e-20F) || (WrapperStruct00.var_1_8 <= 1152921.504606845700e+12F && WrapperStruct00.var_1_8 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_11_Pointer={4:23}, WrapperStruct00_var_1_12_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:5}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, isInitial=1, last_1_WrapperStruct00_var_1_11=8, last_1_WrapperStruct00_var_1_1=-5] [L99] WrapperStruct00.var_1_9 = __VERIFIER_nondet_float() [L100] EXPR WrapperStruct00.var_1_9 [L100] EXPR WrapperStruct00.var_1_9 >= -230584.3009213691390e+13F && WrapperStruct00.var_1_9 <= -1.0e-20F [L100] EXPR WrapperStruct00.var_1_9 [L100] EXPR WrapperStruct00.var_1_9 >= -230584.3009213691390e+13F && WrapperStruct00.var_1_9 <= -1.0e-20F VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_11_Pointer={4:23}, WrapperStruct00_var_1_12_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:5}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, isInitial=1, last_1_WrapperStruct00_var_1_11=8, last_1_WrapperStruct00_var_1_1=-5] [L100] EXPR (WrapperStruct00.var_1_9 >= -230584.3009213691390e+13F && WrapperStruct00.var_1_9 <= -1.0e-20F) || (WrapperStruct00.var_1_9 <= 2305843.009213691390e+12F && WrapperStruct00.var_1_9 >= 1.0e-20F ) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_11_Pointer={4:23}, WrapperStruct00_var_1_12_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:5}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, isInitial=1, last_1_WrapperStruct00_var_1_11=8, last_1_WrapperStruct00_var_1_1=-5] [L100] CALL assume_abort_if_not((WrapperStruct00.var_1_9 >= -230584.3009213691390e+13F && WrapperStruct00.var_1_9 <= -1.0e-20F) || (WrapperStruct00.var_1_9 <= 2305843.009213691390e+12F && WrapperStruct00.var_1_9 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_11_Pointer={4:23}, WrapperStruct00_var_1_12_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:5}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_11=8, last_1_WrapperStruct00_var_1_1=-5] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_11_Pointer={4:23}, WrapperStruct00_var_1_12_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:5}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_11=8, last_1_WrapperStruct00_var_1_1=-5] [L100] RET assume_abort_if_not((WrapperStruct00.var_1_9 >= -230584.3009213691390e+13F && WrapperStruct00.var_1_9 <= -1.0e-20F) || (WrapperStruct00.var_1_9 <= 2305843.009213691390e+12F && WrapperStruct00.var_1_9 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_11_Pointer={4:23}, WrapperStruct00_var_1_12_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:5}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, isInitial=1, last_1_WrapperStruct00_var_1_11=8, last_1_WrapperStruct00_var_1_1=-5] [L101] WrapperStruct00.var_1_10 = __VERIFIER_nondet_float() [L102] EXPR WrapperStruct00.var_1_10 [L102] EXPR WrapperStruct00.var_1_10 >= -461168.6018427382800e+13F && WrapperStruct00.var_1_10 <= -1.0e-20F [L102] EXPR WrapperStruct00.var_1_10 [L102] EXPR WrapperStruct00.var_1_10 >= -461168.6018427382800e+13F && WrapperStruct00.var_1_10 <= -1.0e-20F VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_11_Pointer={4:23}, WrapperStruct00_var_1_12_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:5}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, isInitial=1, last_1_WrapperStruct00_var_1_11=8, last_1_WrapperStruct00_var_1_1=-5] [L102] EXPR (WrapperStruct00.var_1_10 >= -461168.6018427382800e+13F && WrapperStruct00.var_1_10 <= -1.0e-20F) || (WrapperStruct00.var_1_10 <= 4611686.018427382800e+12F && WrapperStruct00.var_1_10 >= 1.0e-20F ) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_11_Pointer={4:23}, WrapperStruct00_var_1_12_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:5}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, isInitial=1, last_1_WrapperStruct00_var_1_11=8, last_1_WrapperStruct00_var_1_1=-5] [L102] CALL assume_abort_if_not((WrapperStruct00.var_1_10 >= -461168.6018427382800e+13F && WrapperStruct00.var_1_10 <= -1.0e-20F) || (WrapperStruct00.var_1_10 <= 4611686.018427382800e+12F && WrapperStruct00.var_1_10 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_11_Pointer={4:23}, WrapperStruct00_var_1_12_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:5}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_11=8, last_1_WrapperStruct00_var_1_1=-5] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_11_Pointer={4:23}, WrapperStruct00_var_1_12_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:5}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_11=8, last_1_WrapperStruct00_var_1_1=-5] [L102] RET assume_abort_if_not((WrapperStruct00.var_1_10 >= -461168.6018427382800e+13F && WrapperStruct00.var_1_10 <= -1.0e-20F) || (WrapperStruct00.var_1_10 <= 4611686.018427382800e+12F && WrapperStruct00.var_1_10 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_11_Pointer={4:23}, WrapperStruct00_var_1_12_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:5}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, isInitial=1, last_1_WrapperStruct00_var_1_11=8, last_1_WrapperStruct00_var_1_1=-5] [L103] WrapperStruct00.var_1_12 = __VERIFIER_nondet_ulong() [L104] EXPR WrapperStruct00.var_1_12 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_11_Pointer={4:23}, WrapperStruct00_var_1_12_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:5}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, isInitial=1, last_1_WrapperStruct00_var_1_11=8, last_1_WrapperStruct00_var_1_1=-5] [L104] CALL assume_abort_if_not(WrapperStruct00.var_1_12 >= 2147483647) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_11_Pointer={4:23}, WrapperStruct00_var_1_12_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:5}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_11=8, last_1_WrapperStruct00_var_1_1=-5] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_11_Pointer={4:23}, WrapperStruct00_var_1_12_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:5}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_11=8, last_1_WrapperStruct00_var_1_1=-5] [L104] RET assume_abort_if_not(WrapperStruct00.var_1_12 >= 2147483647) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_11_Pointer={4:23}, WrapperStruct00_var_1_12_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:5}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, isInitial=1, last_1_WrapperStruct00_var_1_11=8, last_1_WrapperStruct00_var_1_1=-5] [L105] EXPR WrapperStruct00.var_1_12 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_11_Pointer={4:23}, WrapperStruct00_var_1_12_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:5}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, isInitial=1, last_1_WrapperStruct00_var_1_11=8, last_1_WrapperStruct00_var_1_1=-5] [L105] CALL assume_abort_if_not(WrapperStruct00.var_1_12 <= 4294967294) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_11_Pointer={4:23}, WrapperStruct00_var_1_12_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:5}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_11=8, last_1_WrapperStruct00_var_1_1=-5] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_11_Pointer={4:23}, WrapperStruct00_var_1_12_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:5}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_11=8, last_1_WrapperStruct00_var_1_1=-5] [L105] RET assume_abort_if_not(WrapperStruct00.var_1_12 <= 4294967294) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_11_Pointer={4:23}, WrapperStruct00_var_1_12_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:5}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, isInitial=1, last_1_WrapperStruct00_var_1_11=8, last_1_WrapperStruct00_var_1_1=-5] [L120] RET updateVariables() [L121] CALL step() [L62] signed long int stepLocal_0 = last_1_WrapperStruct00_var_1_1; [L63] EXPR \read(*WrapperStruct00_var_1_4_Pointer) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_11_Pointer={4:23}, WrapperStruct00_var_1_12_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:5}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, isInitial=1, last_1_WrapperStruct00_var_1_11=8, last_1_WrapperStruct00_var_1_1=-5, stepLocal_0=-5] [L63] COND TRUE (*(WrapperStruct00_var_1_4_Pointer)) [L64] (*(WrapperStruct00_var_1_5_Pointer)) = last_1_WrapperStruct00_var_1_1 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_11_Pointer={4:23}, WrapperStruct00_var_1_12_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:5}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, isInitial=1, last_1_WrapperStruct00_var_1_11=8, last_1_WrapperStruct00_var_1_1=-5, stepLocal_0=-5] [L70] EXPR \read(*WrapperStruct00_var_1_5_Pointer) [L70] EXPR \read(*WrapperStruct00_var_1_5_Pointer) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_11_Pointer={4:23}, WrapperStruct00_var_1_12_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:5}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, isInitial=1, last_1_WrapperStruct00_var_1_11=8, last_1_WrapperStruct00_var_1_1=-5, stepLocal_0=-5] [L70] COND TRUE (*(WrapperStruct00_var_1_5_Pointer)) == (*(WrapperStruct00_var_1_5_Pointer)) [L71] EXPR \read(*WrapperStruct00_var_1_5_Pointer) [L71] (*(WrapperStruct00_var_1_1_Pointer)) = ((*(WrapperStruct00_var_1_5_Pointer)) + -16) [L77] EXPR \read(*WrapperStruct00_var_1_5_Pointer) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_11_Pointer={4:23}, WrapperStruct00_var_1_12_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:5}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, isInitial=1, last_1_WrapperStruct00_var_1_11=8, last_1_WrapperStruct00_var_1_1=-5, stepLocal_0=-5] [L77] EXPR (*(WrapperStruct00_var_1_5_Pointer)) & last_1_WrapperStruct00_var_1_11 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_11_Pointer={4:23}, WrapperStruct00_var_1_12_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:5}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, isInitial=1, last_1_WrapperStruct00_var_1_11=8, last_1_WrapperStruct00_var_1_1=-5, stepLocal_0=-5] [L77] COND TRUE last_1_WrapperStruct00_var_1_11 >= ((*(WrapperStruct00_var_1_5_Pointer)) & last_1_WrapperStruct00_var_1_11) [L78] EXPR \read(*WrapperStruct00_var_1_6_Pointer) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_11_Pointer={4:23}, WrapperStruct00_var_1_12_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:5}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, isInitial=1, last_1_WrapperStruct00_var_1_11=8, last_1_WrapperStruct00_var_1_1=-5, stepLocal_0=-5] [L78] EXPR ((((((50u) < (last_1_WrapperStruct00_var_1_11)) ? (50u) : (last_1_WrapperStruct00_var_1_11)))) < ((*(WrapperStruct00_var_1_6_Pointer)))) ? (((((50u) < (last_1_WrapperStruct00_var_1_11)) ? (50u) : (last_1_WrapperStruct00_var_1_11)))) : ((*(WrapperStruct00_var_1_6_Pointer))) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_11_Pointer={4:23}, WrapperStruct00_var_1_12_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:5}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, isInitial=1, last_1_WrapperStruct00_var_1_11=8, last_1_WrapperStruct00_var_1_1=-5, stepLocal_0=-5] [L78] EXPR \read(*WrapperStruct00_var_1_12_Pointer) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_11_Pointer={4:23}, WrapperStruct00_var_1_12_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:5}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, isInitial=1, last_1_WrapperStruct00_var_1_11=8, last_1_WrapperStruct00_var_1_1=-5, stepLocal_0=-5] [L78] EXPR ((((((((((50u) < (last_1_WrapperStruct00_var_1_11)) ? (50u) : (last_1_WrapperStruct00_var_1_11)))) < ((*(WrapperStruct00_var_1_6_Pointer)))) ? (((((50u) < (last_1_WrapperStruct00_var_1_11)) ? (50u) : (last_1_WrapperStruct00_var_1_11)))) : ((*(WrapperStruct00_var_1_6_Pointer)))))) < (((*(WrapperStruct00_var_1_12_Pointer)) - last_1_WrapperStruct00_var_1_11))) ? (((((((((50u) < (last_1_WrapperStruct00_var_1_11)) ? (50u) : (last_1_WrapperStruct00_var_1_11)))) < ((*(WrapperStruct00_var_1_6_Pointer)))) ? (((((50u) < (last_1_WrapperStruct00_var_1_11)) ? (50u) : (last_1_WrapperStruct00_var_1_11)))) : ((*(WrapperStruct00_var_1_6_Pointer)))))) : (((*(WrapperStruct00_var_1_12_Pointer)) - last_1_WrapperStruct00_var_1_11)) [L78] EXPR \read(*WrapperStruct00_var_1_6_Pointer) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_11_Pointer={4:23}, WrapperStruct00_var_1_12_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:5}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, isInitial=1, last_1_WrapperStruct00_var_1_11=8, last_1_WrapperStruct00_var_1_1=-5, stepLocal_0=-5] [L78] EXPR ((((((50u) < (last_1_WrapperStruct00_var_1_11)) ? (50u) : (last_1_WrapperStruct00_var_1_11)))) < ((*(WrapperStruct00_var_1_6_Pointer)))) ? (((((50u) < (last_1_WrapperStruct00_var_1_11)) ? (50u) : (last_1_WrapperStruct00_var_1_11)))) : ((*(WrapperStruct00_var_1_6_Pointer))) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_11_Pointer={4:23}, WrapperStruct00_var_1_12_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:5}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, isInitial=1, last_1_WrapperStruct00_var_1_11=8, last_1_WrapperStruct00_var_1_1=-5, stepLocal_0=-5] [L78] EXPR ((((((((((50u) < (last_1_WrapperStruct00_var_1_11)) ? (50u) : (last_1_WrapperStruct00_var_1_11)))) < ((*(WrapperStruct00_var_1_6_Pointer)))) ? (((((50u) < (last_1_WrapperStruct00_var_1_11)) ? (50u) : (last_1_WrapperStruct00_var_1_11)))) : ((*(WrapperStruct00_var_1_6_Pointer)))))) < (((*(WrapperStruct00_var_1_12_Pointer)) - last_1_WrapperStruct00_var_1_11))) ? (((((((((50u) < (last_1_WrapperStruct00_var_1_11)) ? (50u) : (last_1_WrapperStruct00_var_1_11)))) < ((*(WrapperStruct00_var_1_6_Pointer)))) ? (((((50u) < (last_1_WrapperStruct00_var_1_11)) ? (50u) : (last_1_WrapperStruct00_var_1_11)))) : ((*(WrapperStruct00_var_1_6_Pointer)))))) : (((*(WrapperStruct00_var_1_12_Pointer)) - last_1_WrapperStruct00_var_1_11)) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_11_Pointer={4:23}, WrapperStruct00_var_1_12_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:5}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, isInitial=1, last_1_WrapperStruct00_var_1_11=8, last_1_WrapperStruct00_var_1_1=-5, stepLocal_0=-5] [L78] (*(WrapperStruct00_var_1_11_Pointer)) = ((((((((((((50u) < (last_1_WrapperStruct00_var_1_11)) ? (50u) : (last_1_WrapperStruct00_var_1_11)))) < ((*(WrapperStruct00_var_1_6_Pointer)))) ? (((((50u) < (last_1_WrapperStruct00_var_1_11)) ? (50u) : (last_1_WrapperStruct00_var_1_11)))) : ((*(WrapperStruct00_var_1_6_Pointer)))))) < (((*(WrapperStruct00_var_1_12_Pointer)) - last_1_WrapperStruct00_var_1_11))) ? (((((((((50u) < (last_1_WrapperStruct00_var_1_11)) ? (50u) : (last_1_WrapperStruct00_var_1_11)))) < ((*(WrapperStruct00_var_1_6_Pointer)))) ? (((((50u) < (last_1_WrapperStruct00_var_1_11)) ? (50u) : (last_1_WrapperStruct00_var_1_11)))) : ((*(WrapperStruct00_var_1_6_Pointer)))))) : (((*(WrapperStruct00_var_1_12_Pointer)) - last_1_WrapperStruct00_var_1_11)))) [L86] EXPR \read(*WrapperStruct00_var_1_1_Pointer) [L86] EXPR \read(*WrapperStruct00_var_1_5_Pointer) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_11_Pointer={4:23}, WrapperStruct00_var_1_12_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:5}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, isInitial=1, last_1_WrapperStruct00_var_1_11=8, last_1_WrapperStruct00_var_1_1=-5, stepLocal_0=-5] [L86] COND TRUE (*(WrapperStruct00_var_1_1_Pointer)) < (*(WrapperStruct00_var_1_5_Pointer)) [L87] EXPR \read(*WrapperStruct00_var_1_8_Pointer) [L87] EXPR \read(*WrapperStruct00_var_1_9_Pointer) [L87] EXPR \read(*WrapperStruct00_var_1_10_Pointer) [L87] (*(WrapperStruct00_var_1_7_Pointer)) = (((10.25f + (*(WrapperStruct00_var_1_8_Pointer))) + (*(WrapperStruct00_var_1_9_Pointer))) + (*(WrapperStruct00_var_1_10_Pointer))) [L121] RET step() [L122] CALL, EXPR property() [L112] EXPR \read(*WrapperStruct00_var_1_5_Pointer) [L112] EXPR \read(*WrapperStruct00_var_1_5_Pointer) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_11_Pointer={4:23}, WrapperStruct00_var_1_12_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:5}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, isInitial=1, last_1_WrapperStruct00_var_1_11=8, last_1_WrapperStruct00_var_1_1=-5] [L112] EXPR ((*(WrapperStruct00_var_1_5_Pointer)) == (*(WrapperStruct00_var_1_5_Pointer))) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed short int) ((*(WrapperStruct00_var_1_5_Pointer)) + -16))) : ((*(WrapperStruct00_var_1_4_Pointer)) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed short int) (*(WrapperStruct00_var_1_5_Pointer)))) : 1) [L112] EXPR \read(*WrapperStruct00_var_1_1_Pointer) [L112] EXPR \read(*WrapperStruct00_var_1_5_Pointer) [L112] EXPR ((*(WrapperStruct00_var_1_5_Pointer)) == (*(WrapperStruct00_var_1_5_Pointer))) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed short int) ((*(WrapperStruct00_var_1_5_Pointer)) + -16))) : ((*(WrapperStruct00_var_1_4_Pointer)) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed short int) (*(WrapperStruct00_var_1_5_Pointer)))) : 1) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_11_Pointer={4:23}, WrapperStruct00_var_1_12_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:5}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, isInitial=1, last_1_WrapperStruct00_var_1_11=8, last_1_WrapperStruct00_var_1_1=-5] [L112] EXPR (((*(WrapperStruct00_var_1_5_Pointer)) == (*(WrapperStruct00_var_1_5_Pointer))) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed short int) ((*(WrapperStruct00_var_1_5_Pointer)) + -16))) : ((*(WrapperStruct00_var_1_4_Pointer)) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed short int) (*(WrapperStruct00_var_1_5_Pointer)))) : 1)) && ((*(WrapperStruct00_var_1_4_Pointer)) ? ((*(WrapperStruct00_var_1_5_Pointer)) == ((unsigned short int) last_1_WrapperStruct00_var_1_1)) : ((last_1_WrapperStruct00_var_1_1 <= last_1_WrapperStruct00_var_1_1) ? ((*(WrapperStruct00_var_1_5_Pointer)) == ((unsigned short int) ((((last_1_WrapperStruct00_var_1_11) > (((*(WrapperStruct00_var_1_6_Pointer)) - 8))) ? (last_1_WrapperStruct00_var_1_11) : (((*(WrapperStruct00_var_1_6_Pointer)) - 8)))))) : 1)) [L112] EXPR \read(*WrapperStruct00_var_1_4_Pointer) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_11_Pointer={4:23}, WrapperStruct00_var_1_12_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:5}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, isInitial=1, last_1_WrapperStruct00_var_1_11=8, last_1_WrapperStruct00_var_1_1=-5] [L112] EXPR (*(WrapperStruct00_var_1_4_Pointer)) ? ((*(WrapperStruct00_var_1_5_Pointer)) == ((unsigned short int) last_1_WrapperStruct00_var_1_1)) : ((last_1_WrapperStruct00_var_1_1 <= last_1_WrapperStruct00_var_1_1) ? ((*(WrapperStruct00_var_1_5_Pointer)) == ((unsigned short int) ((((last_1_WrapperStruct00_var_1_11) > (((*(WrapperStruct00_var_1_6_Pointer)) - 8))) ? (last_1_WrapperStruct00_var_1_11) : (((*(WrapperStruct00_var_1_6_Pointer)) - 8)))))) : 1) [L112] EXPR \read(*WrapperStruct00_var_1_5_Pointer) [L112] EXPR (*(WrapperStruct00_var_1_4_Pointer)) ? ((*(WrapperStruct00_var_1_5_Pointer)) == ((unsigned short int) last_1_WrapperStruct00_var_1_1)) : ((last_1_WrapperStruct00_var_1_1 <= last_1_WrapperStruct00_var_1_1) ? ((*(WrapperStruct00_var_1_5_Pointer)) == ((unsigned short int) ((((last_1_WrapperStruct00_var_1_11) > (((*(WrapperStruct00_var_1_6_Pointer)) - 8))) ? (last_1_WrapperStruct00_var_1_11) : (((*(WrapperStruct00_var_1_6_Pointer)) - 8)))))) : 1) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_11_Pointer={4:23}, WrapperStruct00_var_1_12_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:5}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, isInitial=1, last_1_WrapperStruct00_var_1_11=8, last_1_WrapperStruct00_var_1_1=-5] [L112] EXPR (((*(WrapperStruct00_var_1_5_Pointer)) == (*(WrapperStruct00_var_1_5_Pointer))) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed short int) ((*(WrapperStruct00_var_1_5_Pointer)) + -16))) : ((*(WrapperStruct00_var_1_4_Pointer)) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed short int) (*(WrapperStruct00_var_1_5_Pointer)))) : 1)) && ((*(WrapperStruct00_var_1_4_Pointer)) ? ((*(WrapperStruct00_var_1_5_Pointer)) == ((unsigned short int) last_1_WrapperStruct00_var_1_1)) : ((last_1_WrapperStruct00_var_1_1 <= last_1_WrapperStruct00_var_1_1) ? ((*(WrapperStruct00_var_1_5_Pointer)) == ((unsigned short int) ((((last_1_WrapperStruct00_var_1_11) > (((*(WrapperStruct00_var_1_6_Pointer)) - 8))) ? (last_1_WrapperStruct00_var_1_11) : (((*(WrapperStruct00_var_1_6_Pointer)) - 8)))))) : 1)) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_11_Pointer={4:23}, WrapperStruct00_var_1_12_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:5}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, isInitial=1, last_1_WrapperStruct00_var_1_11=8, last_1_WrapperStruct00_var_1_1=-5] [L112] EXPR ((((*(WrapperStruct00_var_1_5_Pointer)) == (*(WrapperStruct00_var_1_5_Pointer))) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed short int) ((*(WrapperStruct00_var_1_5_Pointer)) + -16))) : ((*(WrapperStruct00_var_1_4_Pointer)) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed short int) (*(WrapperStruct00_var_1_5_Pointer)))) : 1)) && ((*(WrapperStruct00_var_1_4_Pointer)) ? ((*(WrapperStruct00_var_1_5_Pointer)) == ((unsigned short int) last_1_WrapperStruct00_var_1_1)) : ((last_1_WrapperStruct00_var_1_1 <= last_1_WrapperStruct00_var_1_1) ? ((*(WrapperStruct00_var_1_5_Pointer)) == ((unsigned short int) ((((last_1_WrapperStruct00_var_1_11) > (((*(WrapperStruct00_var_1_6_Pointer)) - 8))) ? (last_1_WrapperStruct00_var_1_11) : (((*(WrapperStruct00_var_1_6_Pointer)) - 8)))))) : 1))) && (((*(WrapperStruct00_var_1_1_Pointer)) < (*(WrapperStruct00_var_1_5_Pointer))) ? ((*(WrapperStruct00_var_1_7_Pointer)) == ((float) (((10.25f + (*(WrapperStruct00_var_1_8_Pointer))) + (*(WrapperStruct00_var_1_9_Pointer))) + (*(WrapperStruct00_var_1_10_Pointer))))) : 1) [L112] EXPR \read(*WrapperStruct00_var_1_1_Pointer) [L112] EXPR \read(*WrapperStruct00_var_1_5_Pointer) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_11_Pointer={4:23}, WrapperStruct00_var_1_12_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:5}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, isInitial=1, last_1_WrapperStruct00_var_1_11=8, last_1_WrapperStruct00_var_1_1=-5] [L112] EXPR ((*(WrapperStruct00_var_1_1_Pointer)) < (*(WrapperStruct00_var_1_5_Pointer))) ? ((*(WrapperStruct00_var_1_7_Pointer)) == ((float) (((10.25f + (*(WrapperStruct00_var_1_8_Pointer))) + (*(WrapperStruct00_var_1_9_Pointer))) + (*(WrapperStruct00_var_1_10_Pointer))))) : 1 [L112] EXPR \read(*WrapperStruct00_var_1_7_Pointer) [L112] EXPR \read(*WrapperStruct00_var_1_8_Pointer) [L112] EXPR \read(*WrapperStruct00_var_1_9_Pointer) [L112] EXPR \read(*WrapperStruct00_var_1_10_Pointer) [L112] EXPR ((*(WrapperStruct00_var_1_1_Pointer)) < (*(WrapperStruct00_var_1_5_Pointer))) ? ((*(WrapperStruct00_var_1_7_Pointer)) == ((float) (((10.25f + (*(WrapperStruct00_var_1_8_Pointer))) + (*(WrapperStruct00_var_1_9_Pointer))) + (*(WrapperStruct00_var_1_10_Pointer))))) : 1 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_11_Pointer={4:23}, WrapperStruct00_var_1_12_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:5}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, isInitial=1, last_1_WrapperStruct00_var_1_11=8, last_1_WrapperStruct00_var_1_1=-5] [L112] EXPR ((((*(WrapperStruct00_var_1_5_Pointer)) == (*(WrapperStruct00_var_1_5_Pointer))) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed short int) ((*(WrapperStruct00_var_1_5_Pointer)) + -16))) : ((*(WrapperStruct00_var_1_4_Pointer)) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed short int) (*(WrapperStruct00_var_1_5_Pointer)))) : 1)) && ((*(WrapperStruct00_var_1_4_Pointer)) ? ((*(WrapperStruct00_var_1_5_Pointer)) == ((unsigned short int) last_1_WrapperStruct00_var_1_1)) : ((last_1_WrapperStruct00_var_1_1 <= last_1_WrapperStruct00_var_1_1) ? ((*(WrapperStruct00_var_1_5_Pointer)) == ((unsigned short int) ((((last_1_WrapperStruct00_var_1_11) > (((*(WrapperStruct00_var_1_6_Pointer)) - 8))) ? (last_1_WrapperStruct00_var_1_11) : (((*(WrapperStruct00_var_1_6_Pointer)) - 8)))))) : 1))) && (((*(WrapperStruct00_var_1_1_Pointer)) < (*(WrapperStruct00_var_1_5_Pointer))) ? ((*(WrapperStruct00_var_1_7_Pointer)) == ((float) (((10.25f + (*(WrapperStruct00_var_1_8_Pointer))) + (*(WrapperStruct00_var_1_9_Pointer))) + (*(WrapperStruct00_var_1_10_Pointer))))) : 1) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_11_Pointer={4:23}, WrapperStruct00_var_1_12_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:5}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, isInitial=1, last_1_WrapperStruct00_var_1_11=8, last_1_WrapperStruct00_var_1_1=-5] [L112] EXPR (((((*(WrapperStruct00_var_1_5_Pointer)) == (*(WrapperStruct00_var_1_5_Pointer))) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed short int) ((*(WrapperStruct00_var_1_5_Pointer)) + -16))) : ((*(WrapperStruct00_var_1_4_Pointer)) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed short int) (*(WrapperStruct00_var_1_5_Pointer)))) : 1)) && ((*(WrapperStruct00_var_1_4_Pointer)) ? ((*(WrapperStruct00_var_1_5_Pointer)) == ((unsigned short int) last_1_WrapperStruct00_var_1_1)) : ((last_1_WrapperStruct00_var_1_1 <= last_1_WrapperStruct00_var_1_1) ? ((*(WrapperStruct00_var_1_5_Pointer)) == ((unsigned short int) ((((last_1_WrapperStruct00_var_1_11) > (((*(WrapperStruct00_var_1_6_Pointer)) - 8))) ? (last_1_WrapperStruct00_var_1_11) : (((*(WrapperStruct00_var_1_6_Pointer)) - 8)))))) : 1))) && (((*(WrapperStruct00_var_1_1_Pointer)) < (*(WrapperStruct00_var_1_5_Pointer))) ? ((*(WrapperStruct00_var_1_7_Pointer)) == ((float) (((10.25f + (*(WrapperStruct00_var_1_8_Pointer))) + (*(WrapperStruct00_var_1_9_Pointer))) + (*(WrapperStruct00_var_1_10_Pointer))))) : 1)) && ((last_1_WrapperStruct00_var_1_11 >= ((*(WrapperStruct00_var_1_5_Pointer)) & last_1_WrapperStruct00_var_1_11)) ? ((*(WrapperStruct00_var_1_11_Pointer)) == ((unsigned long int) ((((((((((((50u) < (last_1_WrapperStruct00_var_1_11)) ? (50u) : (last_1_WrapperStruct00_var_1_11)))) < ((*(WrapperStruct00_var_1_6_Pointer)))) ? (((((50u) < (last_1_WrapperStruct00_var_1_11)) ? (50u) : (last_1_WrapperStruct00_var_1_11)))) : ((*(WrapperStruct00_var_1_6_Pointer)))))) < (((*(WrapperStruct00_var_1_12_Pointer)) - last_1_WrapperStruct00_var_1_11))) ? (((((((((50u) < (last_1_WrapperStruct00_var_1_11)) ? (50u) : (last_1_WrapperStruct00_var_1_11)))) < ((*(WrapperStruct00_var_1_6_Pointer)))) ? (((((50u) < (last_1_WrapperStruct00_var_1_11)) ? (50u) : (last_1_WrapperStruct00_var_1_11)))) : ((*(WrapperStruct00_var_1_6_Pointer)))))) : (((*(WrapperStruct00_var_1_12_Pointer)) - last_1_WrapperStruct00_var_1_11)))))) : ((5.7 < (*(WrapperStruct00_var_1_9_Pointer))) ? ((*(WrapperStruct00_var_1_11_Pointer)) == ((unsigned long int) last_1_WrapperStruct00_var_1_11)) : ((*(WrapperStruct00_var_1_11_Pointer)) == ((unsigned long int) last_1_WrapperStruct00_var_1_11)))) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_11_Pointer={4:23}, WrapperStruct00_var_1_12_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:5}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, isInitial=1, last_1_WrapperStruct00_var_1_11=8, last_1_WrapperStruct00_var_1_1=-5] [L112-L113] return (((((*(WrapperStruct00_var_1_5_Pointer)) == (*(WrapperStruct00_var_1_5_Pointer))) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed short int) ((*(WrapperStruct00_var_1_5_Pointer)) + -16))) : ((*(WrapperStruct00_var_1_4_Pointer)) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed short int) (*(WrapperStruct00_var_1_5_Pointer)))) : 1)) && ((*(WrapperStruct00_var_1_4_Pointer)) ? ((*(WrapperStruct00_var_1_5_Pointer)) == ((unsigned short int) last_1_WrapperStruct00_var_1_1)) : ((last_1_WrapperStruct00_var_1_1 <= last_1_WrapperStruct00_var_1_1) ? ((*(WrapperStruct00_var_1_5_Pointer)) == ((unsigned short int) ((((last_1_WrapperStruct00_var_1_11) > (((*(WrapperStruct00_var_1_6_Pointer)) - 8))) ? (last_1_WrapperStruct00_var_1_11) : (((*(WrapperStruct00_var_1_6_Pointer)) - 8)))))) : 1))) && (((*(WrapperStruct00_var_1_1_Pointer)) < (*(WrapperStruct00_var_1_5_Pointer))) ? ((*(WrapperStruct00_var_1_7_Pointer)) == ((float) (((10.25f + (*(WrapperStruct00_var_1_8_Pointer))) + (*(WrapperStruct00_var_1_9_Pointer))) + (*(WrapperStruct00_var_1_10_Pointer))))) : 1)) && ((last_1_WrapperStruct00_var_1_11 >= ((*(WrapperStruct00_var_1_5_Pointer)) & last_1_WrapperStruct00_var_1_11)) ? ((*(WrapperStruct00_var_1_11_Pointer)) == ((unsigned long int) ((((((((((((50u) < (last_1_WrapperStruct00_var_1_11)) ? (50u) : (last_1_WrapperStruct00_var_1_11)))) < ((*(WrapperStruct00_var_1_6_Pointer)))) ? (((((50u) < (last_1_WrapperStruct00_var_1_11)) ? (50u) : (last_1_WrapperStruct00_var_1_11)))) : ((*(WrapperStruct00_var_1_6_Pointer)))))) < (((*(WrapperStruct00_var_1_12_Pointer)) - last_1_WrapperStruct00_var_1_11))) ? (((((((((50u) < (last_1_WrapperStruct00_var_1_11)) ? (50u) : (last_1_WrapperStruct00_var_1_11)))) < ((*(WrapperStruct00_var_1_6_Pointer)))) ? (((((50u) < (last_1_WrapperStruct00_var_1_11)) ? (50u) : (last_1_WrapperStruct00_var_1_11)))) : ((*(WrapperStruct00_var_1_6_Pointer)))))) : (((*(WrapperStruct00_var_1_12_Pointer)) - last_1_WrapperStruct00_var_1_11)))))) : ((5.7 < (*(WrapperStruct00_var_1_9_Pointer))) ? ((*(WrapperStruct00_var_1_11_Pointer)) == ((unsigned long int) last_1_WrapperStruct00_var_1_11)) : ((*(WrapperStruct00_var_1_11_Pointer)) == ((unsigned long int) last_1_WrapperStruct00_var_1_11)))) ; [L122] RET, EXPR property() [L122] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_11_Pointer={4:23}, WrapperStruct00_var_1_12_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:5}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, isInitial=1, last_1_WrapperStruct00_var_1_11=8, last_1_WrapperStruct00_var_1_1=-5] [L19] reach_error() VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_11_Pointer={4:23}, WrapperStruct00_var_1_12_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:5}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, isInitial=1, last_1_WrapperStruct00_var_1_11=8, last_1_WrapperStruct00_var_1_1=-5] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 105 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 90.2s, OverallIterations: 19, TraceHistogramMax: 9, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 23.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 4251 SdHoareTripleChecker+Valid, 15.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 4250 mSDsluCounter, 8517 SdHoareTripleChecker+Invalid, 13.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 425 IncrementalHoareTripleChecker+Unchecked, 6566 mSDsCounter, 616 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 7814 IncrementalHoareTripleChecker+Invalid, 8855 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 616 mSolverCounterUnsat, 1951 mSDtfsCounter, 7814 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 810 GetRequests, 548 SyntacticMatches, 2 SemanticMatches, 260 ConstructedPredicates, 6 IntricatePredicates, 0 DeprecatedPredicates, 1731 ImplicationChecksByTransitivity, 19.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=211occurred in iteration=12, InterpolantAutomatonStates: 150, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.6s AutomataMinimizationTime, 18 MinimizatonAttempts, 890 StatesRemovedByMinimization, 13 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.5s SsaConstructionTime, 2.1s SatisfiabilityAnalysisTime, 60.5s InterpolantComputationTime, 2207 NumberOfCodeBlocks, 2207 NumberOfCodeBlocksAsserted, 23 NumberOfCheckSat, 2178 ConstructedInterpolants, 27 QuantifiedInterpolants, 33011 SizeOfPredicates, 41 NumberOfNonLiveVariables, 1655 ConjunctsInSsa, 220 ConjunctsInUnsatCore, 23 InterpolantComputations, 16 PerfectInterpolantSequences, 3148/3312 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 [2024-11-24 02:11:57,490 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d45cddb-299d-444d-8c99-7d6cf0614102/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_1d45cddb-299d-444d-8c99-7d6cf0614102/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d45cddb-299d-444d-8c99-7d6cf0614102/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_1d45cddb-299d-444d-8c99-7d6cf0614102/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d45cddb-299d-444d-8c99-7d6cf0614102/bin/uautomizer-verify-LYvppIcaGC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-22.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d45cddb-299d-444d-8c99-7d6cf0614102/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_1d45cddb-299d-444d-8c99-7d6cf0614102/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 1853b56352e1482e2d98ec9dc0018da4cac03b7278b9e8364e4147ad8890dd66 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-6497de0 [2024-11-24 02:12:00,707 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-24 02:12:00,878 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d45cddb-299d-444d-8c99-7d6cf0614102/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-24 02:12:00,890 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-24 02:12:00,891 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-24 02:12:00,939 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-24 02:12:00,941 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-24 02:12:00,941 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-24 02:12:00,942 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-24 02:12:00,943 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-24 02:12:00,943 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-24 02:12:00,944 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-24 02:12:00,944 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-24 02:12:00,944 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-24 02:12:00,945 INFO L153 SettingsManager]: * Use SBE=true [2024-11-24 02:12:00,945 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-24 02:12:00,945 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-24 02:12:00,945 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-24 02:12:00,945 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-24 02:12:00,945 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-24 02:12:00,945 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-24 02:12:00,945 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-24 02:12:00,945 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-24 02:12:00,946 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-24 02:12:00,946 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-24 02:12:00,946 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-24 02:12:00,946 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-24 02:12:00,946 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-24 02:12:00,946 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-24 02:12:00,946 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-24 02:12:00,946 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-24 02:12:00,946 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-24 02:12:00,946 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-24 02:12:00,947 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-24 02:12:00,947 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 02:12:00,947 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-24 02:12:00,947 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-24 02:12:00,947 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-24 02:12:00,947 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-24 02:12:00,947 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 02:12:00,947 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-24 02:12:00,950 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-24 02:12:00,950 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-24 02:12:00,951 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-24 02:12:00,951 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-24 02:12:00,951 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-24 02:12:00,951 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-24 02:12:00,952 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-24 02:12:00,952 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-24 02:12:00,952 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-24 02:12:00,952 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_1d45cddb-299d-444d-8c99-7d6cf0614102/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 -> 1853b56352e1482e2d98ec9dc0018da4cac03b7278b9e8364e4147ad8890dd66 [2024-11-24 02:12:01,377 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-24 02:12:01,391 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-24 02:12:01,395 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-24 02:12:01,397 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-24 02:12:01,398 INFO L274 PluginConnector]: CDTParser initialized [2024-11-24 02:12:01,401 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d45cddb-299d-444d-8c99-7d6cf0614102/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-22.i [2024-11-24 02:12:05,331 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d45cddb-299d-444d-8c99-7d6cf0614102/bin/uautomizer-verify-LYvppIcaGC/data/5d57aa292/9e8367b1d308467c97912086ecbdf42b/FLAGb7813bcdd [2024-11-24 02:12:05,752 INFO L384 CDTParser]: Found 1 translation units. [2024-11-24 02:12:05,753 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d45cddb-299d-444d-8c99-7d6cf0614102/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-22.i [2024-11-24 02:12:05,771 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d45cddb-299d-444d-8c99-7d6cf0614102/bin/uautomizer-verify-LYvppIcaGC/data/5d57aa292/9e8367b1d308467c97912086ecbdf42b/FLAGb7813bcdd [2024-11-24 02:12:05,960 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d45cddb-299d-444d-8c99-7d6cf0614102/bin/uautomizer-verify-LYvppIcaGC/data/5d57aa292/9e8367b1d308467c97912086ecbdf42b [2024-11-24 02:12:05,963 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-24 02:12:05,964 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-24 02:12:05,967 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-24 02:12:05,967 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-24 02:12:05,973 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-24 02:12:05,974 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 02:12:05" (1/1) ... [2024-11-24 02:12:05,975 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35a1334 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 02:12:05, skipping insertion in model container [2024-11-24 02:12:05,978 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 02:12:05" (1/1) ... [2024-11-24 02:12:06,006 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-24 02:12:06,221 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_1d45cddb-299d-444d-8c99-7d6cf0614102/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-22.i[917,930] [2024-11-24 02:12:06,351 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 02:12:06,383 INFO L200 MainTranslator]: Completed pre-run [2024-11-24 02:12:06,403 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_1d45cddb-299d-444d-8c99-7d6cf0614102/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-22.i[917,930] [2024-11-24 02:12:06,473 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 02:12:06,509 INFO L204 MainTranslator]: Completed translation [2024-11-24 02:12:06,510 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 02:12:06 WrapperNode [2024-11-24 02:12:06,510 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-24 02:12:06,512 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-24 02:12:06,512 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-24 02:12:06,512 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-24 02:12:06,522 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 02:12:06" (1/1) ... [2024-11-24 02:12:06,541 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 02:12:06" (1/1) ... [2024-11-24 02:12:06,585 INFO L138 Inliner]: procedures = 37, calls = 117, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 402 [2024-11-24 02:12:06,585 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-24 02:12:06,586 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-24 02:12:06,586 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-24 02:12:06,586 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-24 02:12:06,600 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 02:12:06" (1/1) ... [2024-11-24 02:12:06,600 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 02:12:06" (1/1) ... [2024-11-24 02:12:06,606 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 02:12:06" (1/1) ... [2024-11-24 02:12:06,640 INFO L175 MemorySlicer]: Split 97 memory accesses to 2 slices as follows [2, 95]. 98 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0]. The 25 writes are split as follows [0, 25]. [2024-11-24 02:12:06,641 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 02:12:06" (1/1) ... [2024-11-24 02:12:06,641 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 02:12:06" (1/1) ... [2024-11-24 02:12:06,673 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 02:12:06" (1/1) ... [2024-11-24 02:12:06,678 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 02:12:06" (1/1) ... [2024-11-24 02:12:06,687 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 02:12:06" (1/1) ... [2024-11-24 02:12:06,697 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 02:12:06" (1/1) ... [2024-11-24 02:12:06,699 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 02:12:06" (1/1) ... [2024-11-24 02:12:06,710 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-24 02:12:06,711 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-24 02:12:06,711 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-24 02:12:06,711 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-24 02:12:06,712 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 02:12:06" (1/1) ... [2024-11-24 02:12:06,718 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 02:12:06,732 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d45cddb-299d-444d-8c99-7d6cf0614102/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 02:12:06,747 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d45cddb-299d-444d-8c99-7d6cf0614102/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-24 02:12:06,750 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d45cddb-299d-444d-8c99-7d6cf0614102/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-24 02:12:06,780 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-24 02:12:06,781 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0 [2024-11-24 02:12:06,781 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#1 [2024-11-24 02:12:06,781 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-24 02:12:06,781 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-24 02:12:06,781 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#0 [2024-11-24 02:12:06,781 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#1 [2024-11-24 02:12:06,781 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0 [2024-11-24 02:12:06,781 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#1 [2024-11-24 02:12:06,781 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#0 [2024-11-24 02:12:06,781 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#1 [2024-11-24 02:12:06,782 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#0 [2024-11-24 02:12:06,782 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#1 [2024-11-24 02:12:06,782 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#0 [2024-11-24 02:12:06,782 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#1 [2024-11-24 02:12:06,782 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#0 [2024-11-24 02:12:06,782 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#1 [2024-11-24 02:12:06,782 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#0 [2024-11-24 02:12:06,782 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#1 [2024-11-24 02:12:06,782 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-24 02:12:06,782 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-24 02:12:06,782 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#0 [2024-11-24 02:12:06,782 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#1 [2024-11-24 02:12:06,783 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-24 02:12:06,783 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-24 02:12:06,783 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0 [2024-11-24 02:12:06,783 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#1 [2024-11-24 02:12:06,783 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#0 [2024-11-24 02:12:06,783 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#1 [2024-11-24 02:12:06,783 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#0 [2024-11-24 02:12:06,783 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#1 [2024-11-24 02:12:06,988 INFO L234 CfgBuilder]: Building ICFG [2024-11-24 02:12:06,991 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-24 02:12:10,455 INFO L? ?]: Removed 103 outVars from TransFormulas that were not future-live. [2024-11-24 02:12:10,455 INFO L283 CfgBuilder]: Performing block encoding [2024-11-24 02:12:10,477 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-24 02:12:10,478 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-24 02:12:10,478 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 02:12:10 BoogieIcfgContainer [2024-11-24 02:12:10,478 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-24 02:12:10,483 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-24 02:12:10,483 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-24 02:12:10,490 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-24 02:12:10,490 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 02:12:05" (1/3) ... [2024-11-24 02:12:10,491 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@386935cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 02:12:10, skipping insertion in model container [2024-11-24 02:12:10,491 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 02:12:06" (2/3) ... [2024-11-24 02:12:10,492 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@386935cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 02:12:10, skipping insertion in model container [2024-11-24 02:12:10,492 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 02:12:10" (3/3) ... [2024-11-24 02:12:10,494 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-sp_file-22.i [2024-11-24 02:12:10,513 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-24 02:12:10,515 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_variablewrapping_wrapper-sp_file-22.i that has 2 procedures, 99 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-24 02:12:10,586 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-24 02:12:10,599 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;@344bae2, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-24 02:12:10,599 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-24 02:12:10,604 INFO L276 IsEmpty]: Start isEmpty. Operand has 99 states, 87 states have (on average 1.4482758620689655) internal successors, (126), 88 states have internal predecessors, (126), 9 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) [2024-11-24 02:12:10,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2024-11-24 02:12:10,615 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 02:12:10,616 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:12:10,616 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 02:12:10,621 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 02:12:10,622 INFO L85 PathProgramCache]: Analyzing trace with hash -1037497833, now seen corresponding path program 1 times [2024-11-24 02:12:10,634 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 02:12:10,634 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [51136873] [2024-11-24 02:12:10,635 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 02:12:10,635 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 02:12:10,635 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d45cddb-299d-444d-8c99-7d6cf0614102/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 02:12:10,638 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d45cddb-299d-444d-8c99-7d6cf0614102/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 02:12:10,640 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d45cddb-299d-444d-8c99-7d6cf0614102/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 [2024-11-24 02:12:11,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 02:12:11,340 INFO L256 TraceCheckSpWp]: Trace formula consists of 221 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-24 02:12:11,348 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 02:12:11,392 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2024-11-24 02:12:11,392 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 02:12:11,394 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 02:12:11,394 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [51136873] [2024-11-24 02:12:11,395 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [51136873] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 02:12:11,395 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 02:12:11,396 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-24 02:12:11,399 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2096469540] [2024-11-24 02:12:11,400 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 02:12:11,407 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-24 02:12:11,408 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 02:12:11,437 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-24 02:12:11,438 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-24 02:12:11,443 INFO L87 Difference]: Start difference. First operand has 99 states, 87 states have (on average 1.4482758620689655) internal successors, (126), 88 states have internal predecessors, (126), 9 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) Second operand has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2024-11-24 02:12:11,490 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 02:12:11,490 INFO L93 Difference]: Finished difference Result 188 states and 286 transitions. [2024-11-24 02:12:11,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-24 02:12:11,495 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 89 [2024-11-24 02:12:11,495 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 02:12:11,504 INFO L225 Difference]: With dead ends: 188 [2024-11-24 02:12:11,505 INFO L226 Difference]: Without dead ends: 92 [2024-11-24 02:12:11,510 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 88 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-24 02:12:11,517 INFO L435 NwaCegarLoop]: 129 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, 129 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 [2024-11-24 02:12:11,518 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 129 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-24 02:12:11,539 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 92 states. [2024-11-24 02:12:11,574 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 92 to 92. [2024-11-24 02:12:11,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 92 states, 81 states have (on average 1.3703703703703705) internal successors, (111), 81 states have internal predecessors, (111), 9 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) [2024-11-24 02:12:11,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 92 states and 129 transitions. [2024-11-24 02:12:11,590 INFO L78 Accepts]: Start accepts. Automaton has 92 states and 129 transitions. Word has length 89 [2024-11-24 02:12:11,591 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 02:12:11,591 INFO L471 AbstractCegarLoop]: Abstraction has 92 states and 129 transitions. [2024-11-24 02:12:11,592 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2024-11-24 02:12:11,593 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 129 transitions. [2024-11-24 02:12:11,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2024-11-24 02:12:11,601 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 02:12:11,601 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:12:11,614 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d45cddb-299d-444d-8c99-7d6cf0614102/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 [2024-11-24 02:12:11,806 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d45cddb-299d-444d-8c99-7d6cf0614102/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 02:12:11,806 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 02:12:11,807 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 02:12:11,807 INFO L85 PathProgramCache]: Analyzing trace with hash -8583379, now seen corresponding path program 1 times [2024-11-24 02:12:11,808 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 02:12:11,808 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1867291764] [2024-11-24 02:12:11,808 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 02:12:11,808 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 02:12:11,809 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d45cddb-299d-444d-8c99-7d6cf0614102/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 02:12:11,811 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d45cddb-299d-444d-8c99-7d6cf0614102/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 02:12:11,814 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d45cddb-299d-444d-8c99-7d6cf0614102/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 [2024-11-24 02:12:12,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 02:12:12,382 INFO L256 TraceCheckSpWp]: Trace formula consists of 227 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-24 02:12:12,387 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 02:12:12,468 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2024-11-24 02:12:12,468 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 02:12:12,469 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 02:12:12,469 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1867291764] [2024-11-24 02:12:12,469 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1867291764] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 02:12:12,469 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 02:12:12,469 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-24 02:12:12,469 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [318004767] [2024-11-24 02:12:12,469 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 02:12:12,471 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-24 02:12:12,471 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 02:12:12,475 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-24 02:12:12,475 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-24 02:12:12,476 INFO L87 Difference]: Start difference. First operand 92 states and 129 transitions. Second operand has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 2 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2024-11-24 02:12:12,563 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 02:12:12,563 INFO L93 Difference]: Finished difference Result 183 states and 258 transitions. [2024-11-24 02:12:12,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-24 02:12:12,564 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 2 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 92 [2024-11-24 02:12:12,564 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 02:12:12,566 INFO L225 Difference]: With dead ends: 183 [2024-11-24 02:12:12,566 INFO L226 Difference]: Without dead ends: 94 [2024-11-24 02:12:12,567 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 89 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-24 02:12:12,568 INFO L435 NwaCegarLoop]: 127 mSDtfsCounter, 0 mSDsluCounter, 243 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 370 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 [2024-11-24 02:12:12,568 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 370 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-24 02:12:12,569 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94 states. [2024-11-24 02:12:12,578 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94 to 94. [2024-11-24 02:12:12,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 94 states, 83 states have (on average 1.3614457831325302) internal successors, (113), 83 states have internal predecessors, (113), 9 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) [2024-11-24 02:12:12,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 131 transitions. [2024-11-24 02:12:12,581 INFO L78 Accepts]: Start accepts. Automaton has 94 states and 131 transitions. Word has length 92 [2024-11-24 02:12:12,582 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 02:12:12,583 INFO L471 AbstractCegarLoop]: Abstraction has 94 states and 131 transitions. [2024-11-24 02:12:12,583 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 2 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2024-11-24 02:12:12,583 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 131 transitions. [2024-11-24 02:12:12,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2024-11-24 02:12:12,586 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 02:12:12,586 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:12:12,598 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d45cddb-299d-444d-8c99-7d6cf0614102/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 [2024-11-24 02:12:12,787 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d45cddb-299d-444d-8c99-7d6cf0614102/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 02:12:12,788 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 02:12:12,788 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 02:12:12,789 INFO L85 PathProgramCache]: Analyzing trace with hash -902069717, now seen corresponding path program 1 times [2024-11-24 02:12:12,790 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 02:12:12,791 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [64706524] [2024-11-24 02:12:12,791 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 02:12:12,791 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 02:12:12,791 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d45cddb-299d-444d-8c99-7d6cf0614102/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 02:12:12,794 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d45cddb-299d-444d-8c99-7d6cf0614102/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 02:12:12,798 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d45cddb-299d-444d-8c99-7d6cf0614102/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 [2024-11-24 02:12:13,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 02:12:13,795 INFO L256 TraceCheckSpWp]: Trace formula consists of 229 conjuncts, 34 conjuncts are in the unsatisfiable core [2024-11-24 02:12:13,817 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 02:12:14,007 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 39 treesize of output 38 [2024-11-24 02:12:14,946 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 79 treesize of output 59 [2024-11-24 02:12:19,456 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 14 treesize of output 10 [2024-11-24 02:12:19,727 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 32 treesize of output 27 [2024-11-24 02:12:20,340 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 43 treesize of output 30 [2024-11-24 02:12:20,555 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 43 treesize of output 30 [2024-11-24 02:12:20,751 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-24 02:12:20,752 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 76 treesize of output 48 [2024-11-24 02:12:20,881 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-24 02:12:20,881 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 02:12:20,881 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 02:12:20,881 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [64706524] [2024-11-24 02:12:20,881 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [64706524] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 02:12:20,882 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 02:12:20,882 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-24 02:12:20,882 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [20601996] [2024-11-24 02:12:20,882 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 02:12:20,882 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-24 02:12:20,884 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 02:12:20,885 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-24 02:12:20,889 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2024-11-24 02:12:20,890 INFO L87 Difference]: Start difference. First operand 94 states and 131 transitions. Second operand has 10 states, 10 states have (on average 5.0) internal successors, (50), 9 states have internal predecessors, (50), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-24 02:12:29,227 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.14s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 02:12:32,480 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 02:12:32,480 INFO L93 Difference]: Finished difference Result 370 states and 514 transitions. [2024-11-24 02:12:32,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-24 02:12:32,481 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 5.0) internal successors, (50), 9 states have internal predecessors, (50), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 92 [2024-11-24 02:12:32,482 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 02:12:32,485 INFO L225 Difference]: With dead ends: 370 [2024-11-24 02:12:32,485 INFO L226 Difference]: Without dead ends: 279 [2024-11-24 02:12:32,486 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 96 GetRequests, 83 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=57, Invalid=153, Unknown=0, NotChecked=0, Total=210 [2024-11-24 02:12:32,487 INFO L435 NwaCegarLoop]: 108 mSDtfsCounter, 365 mSDsluCounter, 536 mSDsCounter, 0 mSdLazyCounter, 516 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 365 SdHoareTripleChecker+Valid, 644 SdHoareTripleChecker+Invalid, 525 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 516 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.8s IncrementalHoareTripleChecker+Time [2024-11-24 02:12:32,488 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [365 Valid, 644 Invalid, 525 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 516 Invalid, 0 Unknown, 0 Unchecked, 10.8s Time] [2024-11-24 02:12:32,489 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 279 states. [2024-11-24 02:12:32,519 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 279 to 153. [2024-11-24 02:12:32,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 153 states, 132 states have (on average 1.3484848484848484) internal successors, (178), 132 states have internal predecessors, (178), 18 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-11-24 02:12:32,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 153 states and 214 transitions. [2024-11-24 02:12:32,522 INFO L78 Accepts]: Start accepts. Automaton has 153 states and 214 transitions. Word has length 92 [2024-11-24 02:12:32,523 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 02:12:32,523 INFO L471 AbstractCegarLoop]: Abstraction has 153 states and 214 transitions. [2024-11-24 02:12:32,523 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 5.0) internal successors, (50), 9 states have internal predecessors, (50), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-24 02:12:32,523 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 214 transitions. [2024-11-24 02:12:32,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2024-11-24 02:12:32,525 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 02:12:32,525 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:12:32,540 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d45cddb-299d-444d-8c99-7d6cf0614102/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 [2024-11-24 02:12:32,730 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d45cddb-299d-444d-8c99-7d6cf0614102/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 02:12:32,730 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 02:12:32,731 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 02:12:32,731 INFO L85 PathProgramCache]: Analyzing trace with hash 278484247, now seen corresponding path program 1 times [2024-11-24 02:12:32,731 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 02:12:32,732 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [97880328] [2024-11-24 02:12:32,732 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 02:12:32,732 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 02:12:32,732 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d45cddb-299d-444d-8c99-7d6cf0614102/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 02:12:32,736 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d45cddb-299d-444d-8c99-7d6cf0614102/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 02:12:32,738 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d45cddb-299d-444d-8c99-7d6cf0614102/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 [2024-11-24 02:12:33,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 02:12:33,183 INFO L256 TraceCheckSpWp]: Trace formula consists of 231 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-24 02:12:33,187 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 02:12:33,217 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 02:12:33,264 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-24 02:12:33,264 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 02:12:33,265 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 02:12:33,265 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [97880328] [2024-11-24 02:12:33,265 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [97880328] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 02:12:33,265 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 02:12:33,265 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-24 02:12:33,265 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1576746234] [2024-11-24 02:12:33,266 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 02:12:33,266 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-24 02:12:33,266 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 02:12:33,267 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-24 02:12:33,267 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 02:12:33,268 INFO L87 Difference]: Start difference. First operand 153 states and 214 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, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-24 02:12:33,303 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 02:12:33,303 INFO L93 Difference]: Finished difference Result 243 states and 340 transitions. [2024-11-24 02:12:33,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 02:12:33,304 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, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 93 [2024-11-24 02:12:33,304 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 02:12:33,306 INFO L225 Difference]: With dead ends: 243 [2024-11-24 02:12:33,306 INFO L226 Difference]: Without dead ends: 152 [2024-11-24 02:12:33,307 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 92 GetRequests, 91 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 02:12:33,308 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 02:12:33,308 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 02:12:33,313 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 152 states. [2024-11-24 02:12:33,334 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 152 to 152. [2024-11-24 02:12:33,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 152 states, 131 states have (on average 1.3282442748091603) internal successors, (174), 131 states have internal predecessors, (174), 18 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-11-24 02:12:33,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 152 states and 210 transitions. [2024-11-24 02:12:33,337 INFO L78 Accepts]: Start accepts. Automaton has 152 states and 210 transitions. Word has length 93 [2024-11-24 02:12:33,338 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 02:12:33,338 INFO L471 AbstractCegarLoop]: Abstraction has 152 states and 210 transitions. [2024-11-24 02:12:33,338 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, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-24 02:12:33,338 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 210 transitions. [2024-11-24 02:12:33,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2024-11-24 02:12:33,340 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 02:12:33,340 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:12:33,354 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d45cddb-299d-444d-8c99-7d6cf0614102/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)] Ended with exit code 0 [2024-11-24 02:12:33,541 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d45cddb-299d-444d-8c99-7d6cf0614102/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 02:12:33,541 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 02:12:33,541 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 02:12:33,542 INFO L85 PathProgramCache]: Analyzing trace with hash -1801465933, now seen corresponding path program 1 times [2024-11-24 02:12:33,542 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 02:12:33,542 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [970173083] [2024-11-24 02:12:33,542 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 02:12:33,542 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 02:12:33,543 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d45cddb-299d-444d-8c99-7d6cf0614102/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 02:12:33,547 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d45cddb-299d-444d-8c99-7d6cf0614102/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 02:12:33,548 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d45cddb-299d-444d-8c99-7d6cf0614102/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 [2024-11-24 02:12:33,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 02:12:33,995 INFO L256 TraceCheckSpWp]: Trace formula consists of 227 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-24 02:12:33,998 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 02:12:34,035 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-24 02:12:34,038 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 02:12:34,039 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 02:12:34,039 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [970173083] [2024-11-24 02:12:34,039 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [970173083] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 02:12:34,039 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 02:12:34,039 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-24 02:12:34,039 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [899503317] [2024-11-24 02:12:34,039 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 02:12:34,040 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-24 02:12:34,040 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 02:12:34,040 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-24 02:12:34,041 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 02:12:34,041 INFO L87 Difference]: Start difference. First operand 152 states and 210 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, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-24 02:12:34,553 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 02:12:34,554 INFO L93 Difference]: Finished difference Result 255 states and 352 transitions. [2024-11-24 02:12:34,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 02:12:34,555 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, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 93 [2024-11-24 02:12:34,555 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 02:12:34,557 INFO L225 Difference]: With dead ends: 255 [2024-11-24 02:12:34,557 INFO L226 Difference]: Without dead ends: 165 [2024-11-24 02:12:34,558 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 92 GetRequests, 91 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 02:12:34,559 INFO L435 NwaCegarLoop]: 123 mSDtfsCounter, 17 mSDsluCounter, 116 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17 SdHoareTripleChecker+Valid, 239 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-24 02:12:34,559 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [17 Valid, 239 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-24 02:12:34,560 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165 states. [2024-11-24 02:12:34,575 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165 to 152. [2024-11-24 02:12:34,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 152 states, 131 states have (on average 1.3206106870229009) internal successors, (173), 131 states have internal predecessors, (173), 18 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-11-24 02:12:34,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 152 states and 209 transitions. [2024-11-24 02:12:34,578 INFO L78 Accepts]: Start accepts. Automaton has 152 states and 209 transitions. Word has length 93 [2024-11-24 02:12:34,578 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 02:12:34,578 INFO L471 AbstractCegarLoop]: Abstraction has 152 states and 209 transitions. [2024-11-24 02:12:34,579 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, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-24 02:12:34,579 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 209 transitions. [2024-11-24 02:12:34,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2024-11-24 02:12:34,580 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 02:12:34,580 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:12:34,592 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d45cddb-299d-444d-8c99-7d6cf0614102/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 [2024-11-24 02:12:34,781 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d45cddb-299d-444d-8c99-7d6cf0614102/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 02:12:34,781 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 02:12:34,782 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 02:12:34,782 INFO L85 PathProgramCache]: Analyzing trace with hash -498818970, now seen corresponding path program 1 times [2024-11-24 02:12:34,782 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 02:12:34,782 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [986030478] [2024-11-24 02:12:34,783 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 02:12:34,783 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 02:12:34,783 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d45cddb-299d-444d-8c99-7d6cf0614102/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 02:12:34,785 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d45cddb-299d-444d-8c99-7d6cf0614102/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 02:12:34,786 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d45cddb-299d-444d-8c99-7d6cf0614102/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)] Waiting until timeout for monitored process [2024-11-24 02:12:35,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 02:12:35,462 INFO L256 TraceCheckSpWp]: Trace formula consists of 234 conjuncts, 33 conjuncts are in the unsatisfiable core [2024-11-24 02:12:35,470 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 02:12:35,522 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 41 treesize of output 40 [2024-11-24 02:12:36,291 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 69 treesize of output 55 [2024-11-24 02:12:39,446 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 02:12:39,651 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 02:12:40,129 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 02:12:40,276 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-24 02:12:40,277 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 1 case distinctions, treesize of input 41 treesize of output 28 [2024-11-24 02:12:40,481 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-24 02:12:40,482 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 61 treesize of output 45 [2024-11-24 02:12:40,609 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-24 02:12:40,609 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 02:12:40,609 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 02:12:40,609 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [986030478] [2024-11-24 02:12:40,609 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [986030478] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 02:12:40,609 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 02:12:40,610 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-24 02:12:40,610 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1233013818] [2024-11-24 02:12:40,610 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 02:12:40,610 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-24 02:12:40,610 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 02:12:40,611 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-24 02:12:40,611 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2024-11-24 02:12:40,612 INFO L87 Difference]: Start difference. First operand 152 states and 209 transitions. Second operand has 11 states, 11 states have (on average 4.7272727272727275) internal successors, (52), 10 states have internal predecessors, (52), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-24 02:12:43,898 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.10s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 02:12:49,606 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 02:12:49,606 INFO L93 Difference]: Finished difference Result 324 states and 442 transitions. [2024-11-24 02:12:49,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-24 02:12:49,608 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 4.7272727272727275) internal successors, (52), 10 states have internal predecessors, (52), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 94 [2024-11-24 02:12:49,608 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 02:12:49,610 INFO L225 Difference]: With dead ends: 324 [2024-11-24 02:12:49,610 INFO L226 Difference]: Without dead ends: 234 [2024-11-24 02:12:49,611 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 98 GetRequests, 84 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=61, Invalid=179, Unknown=0, NotChecked=0, Total=240 [2024-11-24 02:12:49,612 INFO L435 NwaCegarLoop]: 88 mSDtfsCounter, 241 mSDsluCounter, 509 mSDsCounter, 0 mSdLazyCounter, 404 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 241 SdHoareTripleChecker+Valid, 597 SdHoareTripleChecker+Invalid, 410 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 404 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.4s IncrementalHoareTripleChecker+Time [2024-11-24 02:12:49,613 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [241 Valid, 597 Invalid, 410 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 404 Invalid, 0 Unknown, 0 Unchecked, 8.4s Time] [2024-11-24 02:12:49,614 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 234 states. [2024-11-24 02:12:49,628 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 234 to 160. [2024-11-24 02:12:49,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 160 states, 139 states have (on average 1.3237410071942446) internal successors, (184), 139 states have internal predecessors, (184), 18 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-11-24 02:12:49,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 220 transitions. [2024-11-24 02:12:49,632 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 220 transitions. Word has length 94 [2024-11-24 02:12:49,632 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 02:12:49,632 INFO L471 AbstractCegarLoop]: Abstraction has 160 states and 220 transitions. [2024-11-24 02:12:49,632 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 4.7272727272727275) internal successors, (52), 10 states have internal predecessors, (52), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-24 02:12:49,633 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 220 transitions. [2024-11-24 02:12:49,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2024-11-24 02:12:49,634 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 02:12:49,634 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:12:49,649 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d45cddb-299d-444d-8c99-7d6cf0614102/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)] Ended with exit code 0 [2024-11-24 02:12:49,835 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d45cddb-299d-444d-8c99-7d6cf0614102/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 02:12:49,835 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 02:12:49,836 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 02:12:49,836 INFO L85 PathProgramCache]: Analyzing trace with hash 393840305, now seen corresponding path program 1 times [2024-11-24 02:12:49,837 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 02:12:49,837 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1137611350] [2024-11-24 02:12:49,837 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 02:12:49,837 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 02:12:49,837 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d45cddb-299d-444d-8c99-7d6cf0614102/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 02:12:49,840 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d45cddb-299d-444d-8c99-7d6cf0614102/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 02:12:49,843 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d45cddb-299d-444d-8c99-7d6cf0614102/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 [2024-11-24 02:12:50,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 02:12:50,278 INFO L256 TraceCheckSpWp]: Trace formula consists of 232 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-24 02:12:50,281 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 02:12:50,296 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 02:12:50,325 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-24 02:12:50,325 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 02:12:50,325 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 02:12:50,325 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1137611350] [2024-11-24 02:12:50,325 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1137611350] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 02:12:50,326 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 02:12:50,326 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-24 02:12:50,326 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [401802535] [2024-11-24 02:12:50,326 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 02:12:50,326 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-24 02:12:50,326 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 02:12:50,327 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-24 02:12:50,327 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 02:12:50,327 INFO L87 Difference]: Start difference. First operand 160 states and 220 transitions. Second operand has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-24 02:12:50,363 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 02:12:50,364 INFO L93 Difference]: Finished difference Result 252 states and 346 transitions. [2024-11-24 02:12:50,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 02:12:50,364 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 94 [2024-11-24 02:12:50,365 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 02:12:50,366 INFO L225 Difference]: With dead ends: 252 [2024-11-24 02:12:50,366 INFO L226 Difference]: Without dead ends: 154 [2024-11-24 02:12:50,367 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 93 GetRequests, 92 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 02:12:50,368 INFO L435 NwaCegarLoop]: 120 mSDtfsCounter, 0 mSDsluCounter, 117 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 237 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 02:12:50,368 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 237 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-24 02:12:50,369 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 154 states. [2024-11-24 02:12:50,380 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 154 to 154. [2024-11-24 02:12:50,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 154 states, 133 states have (on average 1.300751879699248) internal successors, (173), 133 states have internal predecessors, (173), 18 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-11-24 02:12:50,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 154 states and 209 transitions. [2024-11-24 02:12:50,383 INFO L78 Accepts]: Start accepts. Automaton has 154 states and 209 transitions. Word has length 94 [2024-11-24 02:12:50,388 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 02:12:50,388 INFO L471 AbstractCegarLoop]: Abstraction has 154 states and 209 transitions. [2024-11-24 02:12:50,388 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-24 02:12:50,388 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 209 transitions. [2024-11-24 02:12:50,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2024-11-24 02:12:50,389 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 02:12:50,389 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:12:50,404 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d45cddb-299d-444d-8c99-7d6cf0614102/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 02:12:50,590 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d45cddb-299d-444d-8c99-7d6cf0614102/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 02:12:50,590 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 02:12:50,590 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 02:12:50,591 INFO L85 PathProgramCache]: Analyzing trace with hash -1228323282, now seen corresponding path program 1 times [2024-11-24 02:12:50,591 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 02:12:50,591 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1408108714] [2024-11-24 02:12:50,591 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 02:12:50,591 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 02:12:50,591 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d45cddb-299d-444d-8c99-7d6cf0614102/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 02:12:50,593 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d45cddb-299d-444d-8c99-7d6cf0614102/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 02:12:50,595 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d45cddb-299d-444d-8c99-7d6cf0614102/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 (9)] Waiting until timeout for monitored process [2024-11-24 02:12:51,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 02:12:51,200 INFO L256 TraceCheckSpWp]: Trace formula consists of 233 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-24 02:12:51,205 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 02:12:51,231 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 7 [2024-11-24 02:12:51,320 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 7 treesize of output 3 [2024-11-24 02:12:51,671 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 02:12:52,183 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 02:12:52,418 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 02:12:52,657 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 02:12:52,877 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 02:12:53,109 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 18 treesize of output 10 [2024-11-24 02:12:53,167 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 42 proven. 68 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2024-11-24 02:12:53,168 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-24 02:12:53,470 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 02:12:53,470 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1408108714] [2024-11-24 02:12:53,470 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1408108714] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-24 02:12:53,470 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [196003404] [2024-11-24 02:12:53,470 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 02:12:53,470 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-24 02:12:53,470 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d45cddb-299d-444d-8c99-7d6cf0614102/bin/uautomizer-verify-LYvppIcaGC/cvc4 [2024-11-24 02:12:53,480 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d45cddb-299d-444d-8c99-7d6cf0614102/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-24 02:12:53,482 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d45cddb-299d-444d-8c99-7d6cf0614102/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-11-24 02:12:55,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 02:12:55,655 INFO L256 TraceCheckSpWp]: Trace formula consists of 233 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-24 02:12:55,660 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 02:12:58,819 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 02:12:58,920 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 21 treesize of output 21 [2024-11-24 02:12:59,350 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 02:12:59,533 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 02:12:59,660 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 0 case distinctions, treesize of input 66 treesize of output 42 [2024-11-24 02:12:59,757 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-24 02:12:59,757 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 02:12:59,757 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [196003404] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 02:12:59,757 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-24 02:12:59,757 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [9] total 15 [2024-11-24 02:12:59,758 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [913712317] [2024-11-24 02:12:59,758 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 02:12:59,758 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-24 02:12:59,758 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 02:12:59,759 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-24 02:12:59,760 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=293, Unknown=0, NotChecked=0, Total=342 [2024-11-24 02:12:59,760 INFO L87 Difference]: Start difference. First operand 154 states and 209 transitions. Second operand has 8 states, 8 states have (on average 6.625) internal successors, (53), 7 states have internal predecessors, (53), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-24 02:13:02,854 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 02:13:02,855 INFO L93 Difference]: Finished difference Result 242 states and 329 transitions. [2024-11-24 02:13:02,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-24 02:13:02,856 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.625) internal successors, (53), 7 states have internal predecessors, (53), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 95 [2024-11-24 02:13:02,856 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 02:13:02,857 INFO L225 Difference]: With dead ends: 242 [2024-11-24 02:13:02,857 INFO L226 Difference]: Without dead ends: 154 [2024-11-24 02:13:02,858 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 231 GetRequests, 212 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=63, Invalid=357, Unknown=0, NotChecked=0, Total=420 [2024-11-24 02:13:02,859 INFO L435 NwaCegarLoop]: 90 mSDtfsCounter, 154 mSDsluCounter, 197 mSDsCounter, 0 mSdLazyCounter, 145 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 154 SdHoareTripleChecker+Valid, 287 SdHoareTripleChecker+Invalid, 147 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 145 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2024-11-24 02:13:02,859 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [154 Valid, 287 Invalid, 147 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 145 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2024-11-24 02:13:02,860 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 154 states. [2024-11-24 02:13:02,885 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 154 to 154. [2024-11-24 02:13:02,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 154 states, 133 states have (on average 1.2932330827067668) internal successors, (172), 133 states have internal predecessors, (172), 18 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-11-24 02:13:02,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 154 states and 208 transitions. [2024-11-24 02:13:02,888 INFO L78 Accepts]: Start accepts. Automaton has 154 states and 208 transitions. Word has length 95 [2024-11-24 02:13:02,888 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 02:13:02,888 INFO L471 AbstractCegarLoop]: Abstraction has 154 states and 208 transitions. [2024-11-24 02:13:02,889 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.625) internal successors, (53), 7 states have internal predecessors, (53), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-24 02:13:02,889 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 208 transitions. [2024-11-24 02:13:02,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2024-11-24 02:13:02,890 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 02:13:02,890 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:13:02,901 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d45cddb-299d-444d-8c99-7d6cf0614102/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt (10)] Forceful destruction successful, exit code 0 [2024-11-24 02:13:03,099 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d45cddb-299d-444d-8c99-7d6cf0614102/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 (9)] Ended with exit code 0 [2024-11-24 02:13:03,291 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d45cddb-299d-444d-8c99-7d6cf0614102/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d45cddb-299d-444d-8c99-7d6cf0614102/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 02:13:03,291 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 02:13:03,291 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 02:13:03,291 INFO L85 PathProgramCache]: Analyzing trace with hash 1584848223, now seen corresponding path program 1 times [2024-11-24 02:13:03,292 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 02:13:03,292 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1742732355] [2024-11-24 02:13:03,292 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 02:13:03,292 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 02:13:03,292 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d45cddb-299d-444d-8c99-7d6cf0614102/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 02:13:03,294 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d45cddb-299d-444d-8c99-7d6cf0614102/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 02:13:03,296 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d45cddb-299d-444d-8c99-7d6cf0614102/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 02:13:03,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 02:13:03,733 INFO L256 TraceCheckSpWp]: Trace formula consists of 239 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-24 02:13:03,735 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 02:13:03,770 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-24 02:13:03,771 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 02:13:03,771 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 02:13:03,771 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1742732355] [2024-11-24 02:13:03,771 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1742732355] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 02:13:03,771 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 02:13:03,771 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 02:13:03,771 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1420609095] [2024-11-24 02:13:03,771 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 02:13:03,772 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 02:13:03,772 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 02:13:03,772 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 02:13:03,772 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 02:13:03,773 INFO L87 Difference]: Start difference. First operand 154 states and 208 transitions. Second operand has 5 states, 5 states have (on average 10.8) internal successors, (54), 5 states have internal predecessors, (54), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-24 02:13:04,801 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 02:13:04,801 INFO L93 Difference]: Finished difference Result 245 states and 331 transitions. [2024-11-24 02:13:04,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 02:13:04,802 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.8) internal successors, (54), 5 states have internal predecessors, (54), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 96 [2024-11-24 02:13:04,803 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 02:13:04,804 INFO L225 Difference]: With dead ends: 245 [2024-11-24 02:13:04,804 INFO L226 Difference]: Without dead ends: 157 [2024-11-24 02:13:04,804 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 95 GetRequests, 92 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 02:13:04,805 INFO L435 NwaCegarLoop]: 117 mSDtfsCounter, 0 mSDsluCounter, 335 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 452 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-11-24 02:13:04,805 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 452 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-11-24 02:13:04,808 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 157 states. [2024-11-24 02:13:04,830 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 157 to 157. [2024-11-24 02:13:04,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 157 states, 136 states have (on average 1.286764705882353) internal successors, (175), 136 states have internal predecessors, (175), 18 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-11-24 02:13:04,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 157 states and 211 transitions. [2024-11-24 02:13:04,834 INFO L78 Accepts]: Start accepts. Automaton has 157 states and 211 transitions. Word has length 96 [2024-11-24 02:13:04,834 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 02:13:04,834 INFO L471 AbstractCegarLoop]: Abstraction has 157 states and 211 transitions. [2024-11-24 02:13:04,834 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.8) internal successors, (54), 5 states have internal predecessors, (54), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-24 02:13:04,835 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 211 transitions. [2024-11-24 02:13:04,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2024-11-24 02:13:04,836 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 02:13:04,837 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:13:04,848 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d45cddb-299d-444d-8c99-7d6cf0614102/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 02:13:05,037 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d45cddb-299d-444d-8c99-7d6cf0614102/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 02:13:05,037 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 02:13:05,038 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 02:13:05,038 INFO L85 PathProgramCache]: Analyzing trace with hash -1900772447, now seen corresponding path program 1 times [2024-11-24 02:13:05,038 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 02:13:05,038 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [496322084] [2024-11-24 02:13:05,038 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 02:13:05,038 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 02:13:05,039 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d45cddb-299d-444d-8c99-7d6cf0614102/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 02:13:05,040 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d45cddb-299d-444d-8c99-7d6cf0614102/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 02:13:05,042 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d45cddb-299d-444d-8c99-7d6cf0614102/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 (12)] Waiting until timeout for monitored process [2024-11-24 02:14:54,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 02:14:54,717 INFO L256 TraceCheckSpWp]: Trace formula consists of 243 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-24 02:14:54,721 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 02:14:54,747 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 17 [2024-11-24 02:14:54,983 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 0 case distinctions, treesize of input 17 treesize of output 9 [2024-11-24 02:14:57,350 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 02:14:58,149 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 20 treesize of output 19 [2024-11-24 02:14:58,332 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-24 02:14:58,333 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 1 case distinctions, treesize of input 37 treesize of output 35 [2024-11-24 02:14:58,602 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-24 02:14:58,603 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 3 case distinctions, treesize of input 37 treesize of output 21 [2024-11-24 02:14:58,665 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 1 proven. 59 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2024-11-24 02:14:58,666 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-24 02:15:01,949 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 02:15:01,950 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [496322084] [2024-11-24 02:15:01,950 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [496322084] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-24 02:15:01,950 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [743375560] [2024-11-24 02:15:01,950 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 02:15:01,950 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-24 02:15:01,950 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d45cddb-299d-444d-8c99-7d6cf0614102/bin/uautomizer-verify-LYvppIcaGC/cvc4 [2024-11-24 02:15:01,956 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d45cddb-299d-444d-8c99-7d6cf0614102/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-24 02:15:01,958 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d45cddb-299d-444d-8c99-7d6cf0614102/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process