./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-73.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_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/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_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/bin/uautomizer-verify-LYvppIcaGC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-73.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/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_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/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 e0b6f0be1333f61e4454b9f149ce0c4a7b0aa6313f29f7394a725de312d0e6d9 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-6497de0 [2024-11-23 22:42:55,513 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-23 22:42:55,610 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-23 22:42:55,615 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-23 22:42:55,615 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-23 22:42:55,638 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-23 22:42:55,638 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-23 22:42:55,639 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-23 22:42:55,639 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-23 22:42:55,639 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-23 22:42:55,639 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-23 22:42:55,639 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-23 22:42:55,640 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-23 22:42:55,640 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-23 22:42:55,640 INFO L153 SettingsManager]: * Use SBE=true [2024-11-23 22:42:55,640 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-23 22:42:55,640 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-23 22:42:55,640 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-23 22:42:55,640 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-23 22:42:55,640 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-23 22:42:55,641 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-23 22:42:55,641 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-23 22:42:55,641 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-23 22:42:55,641 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-23 22:42:55,641 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-23 22:42:55,641 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-23 22:42:55,641 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-23 22:42:55,641 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-23 22:42:55,641 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-23 22:42:55,642 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-23 22:42:55,642 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-23 22:42:55,642 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-23 22:42:55,642 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 22:42:55,642 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-23 22:42:55,642 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-23 22:42:55,642 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-23 22:42:55,642 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-23 22:42:55,642 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 22:42:55,642 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-23 22:42:55,642 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-23 22:42:55,643 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-23 22:42:55,643 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-23 22:42:55,643 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-23 22:42:55,643 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-23 22:42:55,643 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-23 22:42:55,643 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-23 22:42:55,643 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-23 22:42:55,643 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-23 22:42:55,643 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_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/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 -> e0b6f0be1333f61e4454b9f149ce0c4a7b0aa6313f29f7394a725de312d0e6d9 [2024-11-23 22:42:55,985 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-23 22:42:55,997 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-23 22:42:56,002 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-23 22:42:56,003 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-23 22:42:56,004 INFO L274 PluginConnector]: CDTParser initialized [2024-11-23 22:42:56,005 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-73.i [2024-11-23 22:42:59,101 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/bin/uautomizer-verify-LYvppIcaGC/data/648a58dbe/38faa86411ec4006b9af1c708082f06a/FLAG493c13240 [2024-11-23 22:42:59,408 INFO L384 CDTParser]: Found 1 translation units. [2024-11-23 22:42:59,410 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-73.i [2024-11-23 22:42:59,434 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/bin/uautomizer-verify-LYvppIcaGC/data/648a58dbe/38faa86411ec4006b9af1c708082f06a/FLAG493c13240 [2024-11-23 22:42:59,685 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/bin/uautomizer-verify-LYvppIcaGC/data/648a58dbe/38faa86411ec4006b9af1c708082f06a [2024-11-23 22:42:59,688 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-23 22:42:59,690 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-23 22:42:59,692 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-23 22:42:59,693 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-23 22:42:59,700 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-23 22:42:59,701 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 10:42:59" (1/1) ... [2024-11-23 22:42:59,704 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10eb664 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:42:59, skipping insertion in model container [2024-11-23 22:42:59,704 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 10:42:59" (1/1) ... [2024-11-23 22:42:59,731 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-23 22:42:59,898 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_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-73.i[917,930] [2024-11-23 22:42:59,960 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-23 22:42:59,976 INFO L200 MainTranslator]: Completed pre-run [2024-11-23 22:42:59,986 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_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-73.i[917,930] [2024-11-23 22:43:00,059 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-23 22:43:00,083 INFO L204 MainTranslator]: Completed translation [2024-11-23 22:43:00,084 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:43:00 WrapperNode [2024-11-23 22:43:00,084 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-23 22:43:00,085 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-23 22:43:00,086 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-23 22:43:00,086 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-23 22:43:00,093 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:43:00" (1/1) ... [2024-11-23 22:43:00,105 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:43:00" (1/1) ... [2024-11-23 22:43:00,163 INFO L138 Inliner]: procedures = 30, calls = 161, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 505 [2024-11-23 22:43:00,163 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-23 22:43:00,164 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-23 22:43:00,164 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-23 22:43:00,164 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-23 22:43:00,179 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:43:00" (1/1) ... [2024-11-23 22:43:00,180 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:43:00" (1/1) ... [2024-11-23 22:43:00,190 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:43:00" (1/1) ... [2024-11-23 22:43:00,196 WARN L109 MemorySlicer]: Omit memory slicing because it failed with the following exception: Unsupported: Memory array in LHS [2024-11-23 22:43:00,197 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:43:00" (1/1) ... [2024-11-23 22:43:00,197 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:43:00" (1/1) ... [2024-11-23 22:43:00,211 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:43:00" (1/1) ... [2024-11-23 22:43:00,213 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:43:00" (1/1) ... [2024-11-23 22:43:00,225 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:43:00" (1/1) ... [2024-11-23 22:43:00,227 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:43:00" (1/1) ... [2024-11-23 22:43:00,233 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:43:00" (1/1) ... [2024-11-23 22:43:00,241 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-23 22:43:00,242 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-23 22:43:00,242 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-23 22:43:00,242 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-23 22:43:00,243 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:43:00" (1/1) ... [2024-11-23 22:43:00,248 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 22:43:00,262 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 22:43:00,277 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-23 22:43:00,282 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-23 22:43:00,310 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-23 22:43:00,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2024-11-23 22:43:00,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real [2024-11-23 22:43:00,311 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2024-11-23 22:43:00,311 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-23 22:43:00,311 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2024-11-23 22:43:00,311 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-23 22:43:00,312 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-23 22:43:00,312 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-23 22:43:00,312 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-23 22:43:00,312 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-23 22:43:00,312 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-23 22:43:00,486 INFO L234 CfgBuilder]: Building ICFG [2024-11-23 22:43:00,489 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-23 22:43:01,223 INFO L? ?]: Removed 128 outVars from TransFormulas that were not future-live. [2024-11-23 22:43:01,223 INFO L283 CfgBuilder]: Performing block encoding [2024-11-23 22:43:01,240 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-23 22:43:01,241 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-23 22:43:01,243 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:43:01 BoogieIcfgContainer [2024-11-23 22:43:01,243 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-23 22:43:01,245 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-23 22:43:01,245 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-23 22:43:01,251 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-23 22:43:01,251 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 10:42:59" (1/3) ... [2024-11-23 22:43:01,252 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1c4eee91 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 10:43:01, skipping insertion in model container [2024-11-23 22:43:01,252 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:43:00" (2/3) ... [2024-11-23 22:43:01,254 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1c4eee91 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 10:43:01, skipping insertion in model container [2024-11-23 22:43:01,254 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:43:01" (3/3) ... [2024-11-23 22:43:01,255 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-sp_file-73.i [2024-11-23 22:43:01,272 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-23 22:43:01,275 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_variablewrapping_wrapper-sp_file-73.i that has 2 procedures, 110 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-23 22:43:01,348 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-23 22:43:01,363 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;@76582467, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-23 22:43:01,363 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-23 22:43:01,367 INFO L276 IsEmpty]: Start isEmpty. Operand has 110 states, 92 states have (on average 1.434782608695652) internal successors, (132), 93 states have internal predecessors, (132), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2024-11-23 22:43:01,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2024-11-23 22:43:01,390 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:43:01,391 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:43:01,391 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:43:01,404 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:43:01,405 INFO L85 PathProgramCache]: Analyzing trace with hash -282641606, now seen corresponding path program 1 times [2024-11-23 22:43:01,421 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 22:43:01,421 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [180087982] [2024-11-23 22:43:01,421 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:43:01,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 22:43:01,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:43:01,961 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 392 trivial. 0 not checked. [2024-11-23 22:43:01,961 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 22:43:01,961 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [180087982] [2024-11-23 22:43:01,962 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [180087982] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-23 22:43:01,962 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1589935310] [2024-11-23 22:43:01,962 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:43:01,962 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-23 22:43:01,963 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 22:43:01,965 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-23 22:43:01,966 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-23 22:43:02,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:43:02,320 INFO L256 TraceCheckSpWp]: Trace formula consists of 529 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-23 22:43:02,329 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 22:43:02,364 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 392 trivial. 0 not checked. [2024-11-23 22:43:02,364 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-23 22:43:02,365 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1589935310] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 22:43:02,365 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-23 22:43:02,365 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-23 22:43:02,368 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1674525708] [2024-11-23 22:43:02,368 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:43:02,373 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-23 22:43:02,375 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 22:43:02,414 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-23 22:43:02,415 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-23 22:43:02,419 INFO L87 Difference]: Start difference. First operand has 110 states, 92 states have (on average 1.434782608695652) internal successors, (132), 93 states have internal predecessors, (132), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) Second operand has 2 states, 2 states have (on average 29.5) internal successors, (59), 2 states have internal predecessors, (59), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 2 states have call successors, (15) [2024-11-23 22:43:02,451 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:43:02,452 INFO L93 Difference]: Finished difference Result 213 states and 333 transitions. [2024-11-23 22:43:02,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-23 22:43:02,454 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 29.5) internal successors, (59), 2 states have internal predecessors, (59), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 2 states have call successors, (15) Word has length 129 [2024-11-23 22:43:02,454 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:43:02,460 INFO L225 Difference]: With dead ends: 213 [2024-11-23 22:43:02,461 INFO L226 Difference]: Without dead ends: 106 [2024-11-23 22:43:02,464 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 130 GetRequests, 130 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-23 22:43:02,467 INFO L435 NwaCegarLoop]: 155 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, 155 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-23 22:43:02,469 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 155 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-23 22:43:02,481 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 106 states. [2024-11-23 22:43:02,510 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 106 to 106. [2024-11-23 22:43:02,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 106 states, 89 states have (on average 1.404494382022472) internal successors, (125), 89 states have internal predecessors, (125), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2024-11-23 22:43:02,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 155 transitions. [2024-11-23 22:43:02,519 INFO L78 Accepts]: Start accepts. Automaton has 106 states and 155 transitions. Word has length 129 [2024-11-23 22:43:02,519 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:43:02,519 INFO L471 AbstractCegarLoop]: Abstraction has 106 states and 155 transitions. [2024-11-23 22:43:02,520 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 29.5) internal successors, (59), 2 states have internal predecessors, (59), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 2 states have call successors, (15) [2024-11-23 22:43:02,520 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 155 transitions. [2024-11-23 22:43:02,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2024-11-23 22:43:02,522 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:43:02,523 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:43:02,531 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-23 22:43:02,723 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-23 22:43:02,723 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:43:02,724 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:43:02,724 INFO L85 PathProgramCache]: Analyzing trace with hash -1163314308, now seen corresponding path program 1 times [2024-11-23 22:43:02,724 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 22:43:02,724 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [414652530] [2024-11-23 22:43:02,724 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:43:02,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 22:43:02,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:43:03,462 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 378 trivial. 0 not checked. [2024-11-23 22:43:03,465 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 22:43:03,465 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [414652530] [2024-11-23 22:43:03,465 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [414652530] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-23 22:43:03,465 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1704247178] [2024-11-23 22:43:03,465 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:43:03,466 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-23 22:43:03,466 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 22:43:03,468 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-23 22:43:03,472 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-23 22:43:03,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:43:03,776 INFO L256 TraceCheckSpWp]: Trace formula consists of 529 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-23 22:43:03,782 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 22:43:03,840 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-11-23 22:43:03,841 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-23 22:43:03,841 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1704247178] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 22:43:03,841 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-23 22:43:03,841 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [6] total 8 [2024-11-23 22:43:03,841 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1718482566] [2024-11-23 22:43:03,841 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:43:03,842 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-23 22:43:03,842 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 22:43:03,845 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-23 22:43:03,845 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-11-23 22:43:03,845 INFO L87 Difference]: Start difference. First operand 106 states and 155 transitions. Second operand has 4 states, 4 states have (on average 14.25) internal successors, (57), 4 states have internal predecessors, (57), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-23 22:43:03,915 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:43:03,915 INFO L93 Difference]: Finished difference Result 212 states and 311 transitions. [2024-11-23 22:43:03,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-23 22:43:03,918 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.25) internal successors, (57), 4 states have internal predecessors, (57), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 129 [2024-11-23 22:43:03,919 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:43:03,920 INFO L225 Difference]: With dead ends: 212 [2024-11-23 22:43:03,921 INFO L226 Difference]: Without dead ends: 109 [2024-11-23 22:43:03,921 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 135 GetRequests, 129 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-11-23 22:43:03,924 INFO L435 NwaCegarLoop]: 152 mSDtfsCounter, 1 mSDsluCounter, 296 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 448 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-23 22:43:03,925 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 448 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-23 22:43:03,927 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109 states. [2024-11-23 22:43:03,940 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109 to 108. [2024-11-23 22:43:03,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 108 states, 91 states have (on average 1.3956043956043955) internal successors, (127), 91 states have internal predecessors, (127), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2024-11-23 22:43:03,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 157 transitions. [2024-11-23 22:43:03,943 INFO L78 Accepts]: Start accepts. Automaton has 108 states and 157 transitions. Word has length 129 [2024-11-23 22:43:03,944 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:43:03,945 INFO L471 AbstractCegarLoop]: Abstraction has 108 states and 157 transitions. [2024-11-23 22:43:03,945 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.25) internal successors, (57), 4 states have internal predecessors, (57), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-23 22:43:03,945 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 157 transitions. [2024-11-23 22:43:03,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2024-11-23 22:43:03,947 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:43:03,948 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:43:03,959 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-11-23 22:43:04,148 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-23 22:43:04,149 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:43:04,149 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:43:04,149 INFO L85 PathProgramCache]: Analyzing trace with hash -1161467266, now seen corresponding path program 1 times [2024-11-23 22:43:04,149 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 22:43:04,149 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [397263419] [2024-11-23 22:43:04,150 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:43:04,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 22:43:04,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:43:04,629 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 378 trivial. 0 not checked. [2024-11-23 22:43:04,629 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 22:43:04,629 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [397263419] [2024-11-23 22:43:04,629 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [397263419] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-23 22:43:04,630 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [97554759] [2024-11-23 22:43:04,630 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:43:04,630 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-23 22:43:04,630 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 22:43:04,632 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-23 22:43:04,636 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-23 22:43:04,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:43:04,962 INFO L256 TraceCheckSpWp]: Trace formula consists of 524 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-23 22:43:04,976 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 22:43:05,028 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-11-23 22:43:05,028 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-23 22:43:05,029 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [97554759] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 22:43:05,029 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-23 22:43:05,029 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [6] total 7 [2024-11-23 22:43:05,029 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1658222883] [2024-11-23 22:43:05,029 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:43:05,030 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-23 22:43:05,032 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 22:43:05,033 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-23 22:43:05,033 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-11-23 22:43:05,033 INFO L87 Difference]: Start difference. First operand 108 states and 157 transitions. Second operand has 4 states, 4 states have (on average 14.25) internal successors, (57), 4 states have internal predecessors, (57), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-23 22:43:05,097 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:43:05,097 INFO L93 Difference]: Finished difference Result 215 states and 314 transitions. [2024-11-23 22:43:05,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-23 22:43:05,101 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.25) internal successors, (57), 4 states have internal predecessors, (57), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 129 [2024-11-23 22:43:05,103 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:43:05,104 INFO L225 Difference]: With dead ends: 215 [2024-11-23 22:43:05,104 INFO L226 Difference]: Without dead ends: 110 [2024-11-23 22:43:05,107 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 135 GetRequests, 130 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-11-23 22:43:05,108 INFO L435 NwaCegarLoop]: 153 mSDtfsCounter, 0 mSDsluCounter, 295 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 448 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-23 22:43:05,108 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 448 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-23 22:43:05,109 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110 states. [2024-11-23 22:43:05,123 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110 to 110. [2024-11-23 22:43:05,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 110 states, 93 states have (on average 1.3870967741935485) internal successors, (129), 93 states have internal predecessors, (129), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2024-11-23 22:43:05,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 110 states and 159 transitions. [2024-11-23 22:43:05,128 INFO L78 Accepts]: Start accepts. Automaton has 110 states and 159 transitions. Word has length 129 [2024-11-23 22:43:05,129 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:43:05,129 INFO L471 AbstractCegarLoop]: Abstraction has 110 states and 159 transitions. [2024-11-23 22:43:05,129 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.25) internal successors, (57), 4 states have internal predecessors, (57), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-23 22:43:05,131 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 159 transitions. [2024-11-23 22:43:05,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2024-11-23 22:43:05,134 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:43:05,135 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:43:05,149 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-11-23 22:43:05,341 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-23 22:43:05,341 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:43:05,342 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:43:05,342 INFO L85 PathProgramCache]: Analyzing trace with hash -1991140457, now seen corresponding path program 1 times [2024-11-23 22:43:05,342 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 22:43:05,342 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [58946699] [2024-11-23 22:43:05,342 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:43:05,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 22:43:05,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:43:06,104 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-11-23 22:43:06,104 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 22:43:06,104 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [58946699] [2024-11-23 22:43:06,104 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [58946699] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 22:43:06,104 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 22:43:06,104 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-23 22:43:06,104 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [653297639] [2024-11-23 22:43:06,104 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:43:06,105 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-23 22:43:06,105 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 22:43:06,105 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-23 22:43:06,106 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-23 22:43:06,106 INFO L87 Difference]: Start difference. First operand 110 states and 159 transitions. Second operand has 5 states, 5 states have (on average 11.8) internal successors, (59), 5 states have internal predecessors, (59), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-23 22:43:06,514 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:43:06,514 INFO L93 Difference]: Finished difference Result 219 states and 318 transitions. [2024-11-23 22:43:06,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-23 22:43:06,516 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.8) internal successors, (59), 5 states have internal predecessors, (59), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 131 [2024-11-23 22:43:06,517 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:43:06,518 INFO L225 Difference]: With dead ends: 219 [2024-11-23 22:43:06,518 INFO L226 Difference]: Without dead ends: 112 [2024-11-23 22:43:06,518 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-23 22:43:06,523 INFO L435 NwaCegarLoop]: 151 mSDtfsCounter, 0 mSDsluCounter, 342 mSDsCounter, 0 mSdLazyCounter, 125 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 493 SdHoareTripleChecker+Invalid, 125 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 125 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-23 22:43:06,523 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 493 Invalid, 125 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 125 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-23 22:43:06,524 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 112 states. [2024-11-23 22:43:06,532 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 112 to 112. [2024-11-23 22:43:06,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 112 states, 95 states have (on average 1.3789473684210527) internal successors, (131), 95 states have internal predecessors, (131), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2024-11-23 22:43:06,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 112 states and 161 transitions. [2024-11-23 22:43:06,538 INFO L78 Accepts]: Start accepts. Automaton has 112 states and 161 transitions. Word has length 131 [2024-11-23 22:43:06,538 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:43:06,539 INFO L471 AbstractCegarLoop]: Abstraction has 112 states and 161 transitions. [2024-11-23 22:43:06,539 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.8) internal successors, (59), 5 states have internal predecessors, (59), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-23 22:43:06,539 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 161 transitions. [2024-11-23 22:43:06,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2024-11-23 22:43:06,543 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:43:06,543 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:43:06,543 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-23 22:43:06,543 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:43:06,544 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:43:06,544 INFO L85 PathProgramCache]: Analyzing trace with hash -1568438631, now seen corresponding path program 1 times [2024-11-23 22:43:06,544 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 22:43:06,544 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1753506220] [2024-11-23 22:43:06,544 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:43:06,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 22:43:06,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:43:10,106 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-11-23 22:43:10,106 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 22:43:10,107 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1753506220] [2024-11-23 22:43:10,107 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1753506220] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 22:43:10,107 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 22:43:10,107 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-23 22:43:10,107 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1114621614] [2024-11-23 22:43:10,107 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:43:10,110 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-23 22:43:10,110 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 22:43:10,111 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-23 22:43:10,111 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2024-11-23 22:43:10,111 INFO L87 Difference]: Start difference. First operand 112 states and 161 transitions. Second operand has 10 states, 9 states have (on average 6.555555555555555) internal successors, (59), 10 states have internal predecessors, (59), 3 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 2 states have call predecessors, (15), 3 states have call successors, (15) [2024-11-23 22:43:11,279 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:43:11,279 INFO L93 Difference]: Finished difference Result 274 states and 394 transitions. [2024-11-23 22:43:11,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-23 22:43:11,281 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 6.555555555555555) internal successors, (59), 10 states have internal predecessors, (59), 3 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 2 states have call predecessors, (15), 3 states have call successors, (15) Word has length 131 [2024-11-23 22:43:11,281 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:43:11,282 INFO L225 Difference]: With dead ends: 274 [2024-11-23 22:43:11,282 INFO L226 Difference]: Without dead ends: 165 [2024-11-23 22:43:11,283 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 11 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=51, Invalid=105, Unknown=0, NotChecked=0, Total=156 [2024-11-23 22:43:11,284 INFO L435 NwaCegarLoop]: 84 mSDtfsCounter, 363 mSDsluCounter, 285 mSDsCounter, 0 mSdLazyCounter, 552 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 364 SdHoareTripleChecker+Valid, 369 SdHoareTripleChecker+Invalid, 567 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 552 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-11-23 22:43:11,288 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [364 Valid, 369 Invalid, 567 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 552 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-11-23 22:43:11,289 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165 states. [2024-11-23 22:43:11,312 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165 to 126. [2024-11-23 22:43:11,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 126 states, 109 states have (on average 1.4036697247706422) internal successors, (153), 109 states have internal predecessors, (153), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2024-11-23 22:43:11,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 126 states and 183 transitions. [2024-11-23 22:43:11,314 INFO L78 Accepts]: Start accepts. Automaton has 126 states and 183 transitions. Word has length 131 [2024-11-23 22:43:11,314 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:43:11,315 INFO L471 AbstractCegarLoop]: Abstraction has 126 states and 183 transitions. [2024-11-23 22:43:11,315 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 6.555555555555555) internal successors, (59), 10 states have internal predecessors, (59), 3 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 2 states have call predecessors, (15), 3 states have call successors, (15) [2024-11-23 22:43:11,319 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 183 transitions. [2024-11-23 22:43:11,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2024-11-23 22:43:11,321 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:43:11,321 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:43:11,321 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-23 22:43:11,321 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:43:11,321 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:43:11,322 INFO L85 PathProgramCache]: Analyzing trace with hash -557321381, now seen corresponding path program 1 times [2024-11-23 22:43:11,322 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 22:43:11,322 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1400753378] [2024-11-23 22:43:11,322 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:43:11,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 22:43:11,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:43:13,562 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-11-23 22:43:13,562 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 22:43:13,562 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1400753378] [2024-11-23 22:43:13,562 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1400753378] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 22:43:13,562 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 22:43:13,563 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-23 22:43:13,563 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1028246109] [2024-11-23 22:43:13,563 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:43:13,563 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-23 22:43:13,563 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 22:43:13,564 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-23 22:43:13,565 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2024-11-23 22:43:13,565 INFO L87 Difference]: Start difference. First operand 126 states and 183 transitions. Second operand has 9 states, 9 states have (on average 6.555555555555555) internal successors, (59), 9 states have internal predecessors, (59), 2 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-11-23 22:43:14,755 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:43:14,757 INFO L93 Difference]: Finished difference Result 319 states and 467 transitions. [2024-11-23 22:43:14,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-23 22:43:14,758 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 6.555555555555555) internal successors, (59), 9 states have internal predecessors, (59), 2 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 131 [2024-11-23 22:43:14,758 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:43:14,760 INFO L225 Difference]: With dead ends: 319 [2024-11-23 22:43:14,760 INFO L226 Difference]: Without dead ends: 196 [2024-11-23 22:43:14,762 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=39, Invalid=117, Unknown=0, NotChecked=0, Total=156 [2024-11-23 22:43:14,762 INFO L435 NwaCegarLoop]: 106 mSDtfsCounter, 87 mSDsluCounter, 419 mSDsCounter, 0 mSdLazyCounter, 566 mSolverCounterSat, 22 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 87 SdHoareTripleChecker+Valid, 525 SdHoareTripleChecker+Invalid, 588 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 22 IncrementalHoareTripleChecker+Valid, 566 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-11-23 22:43:14,765 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [87 Valid, 525 Invalid, 588 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [22 Valid, 566 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-11-23 22:43:14,765 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 196 states. [2024-11-23 22:43:14,791 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 196 to 187. [2024-11-23 22:43:14,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 187 states, 154 states have (on average 1.3896103896103895) internal successors, (214), 154 states have internal predecessors, (214), 30 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2024-11-23 22:43:14,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 187 states and 274 transitions. [2024-11-23 22:43:14,799 INFO L78 Accepts]: Start accepts. Automaton has 187 states and 274 transitions. Word has length 131 [2024-11-23 22:43:14,800 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:43:14,800 INFO L471 AbstractCegarLoop]: Abstraction has 187 states and 274 transitions. [2024-11-23 22:43:14,800 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 6.555555555555555) internal successors, (59), 9 states have internal predecessors, (59), 2 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-11-23 22:43:14,800 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 274 transitions. [2024-11-23 22:43:14,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2024-11-23 22:43:14,802 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:43:14,802 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:43:14,802 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-23 22:43:14,802 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:43:14,804 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:43:14,804 INFO L85 PathProgramCache]: Analyzing trace with hash 1833875789, now seen corresponding path program 1 times [2024-11-23 22:43:14,805 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 22:43:14,805 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1057989627] [2024-11-23 22:43:14,805 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:43:14,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 22:43:14,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:43:15,577 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-11-23 22:43:15,577 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 22:43:15,578 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1057989627] [2024-11-23 22:43:15,578 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1057989627] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 22:43:15,578 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 22:43:15,578 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-23 22:43:15,578 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2038695845] [2024-11-23 22:43:15,578 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:43:15,579 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-23 22:43:15,579 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 22:43:15,579 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-23 22:43:15,579 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2024-11-23 22:43:15,580 INFO L87 Difference]: Start difference. First operand 187 states and 274 transitions. Second operand has 7 states, 7 states have (on average 8.571428571428571) internal successors, (60), 7 states have internal predecessors, (60), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-23 22:43:16,300 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:43:16,300 INFO L93 Difference]: Finished difference Result 351 states and 510 transitions. [2024-11-23 22:43:16,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-23 22:43:16,301 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.571428571428571) internal successors, (60), 7 states have internal predecessors, (60), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 132 [2024-11-23 22:43:16,301 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:43:16,303 INFO L225 Difference]: With dead ends: 351 [2024-11-23 22:43:16,303 INFO L226 Difference]: Without dead ends: 228 [2024-11-23 22:43:16,304 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2024-11-23 22:43:16,305 INFO L435 NwaCegarLoop]: 131 mSDtfsCounter, 199 mSDsluCounter, 325 mSDsCounter, 0 mSdLazyCounter, 324 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 199 SdHoareTripleChecker+Valid, 456 SdHoareTripleChecker+Invalid, 325 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 324 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-23 22:43:16,306 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [199 Valid, 456 Invalid, 325 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 324 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-23 22:43:16,307 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 228 states. [2024-11-23 22:43:16,338 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 228 to 187. [2024-11-23 22:43:16,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 187 states, 154 states have (on average 1.3896103896103895) internal successors, (214), 154 states have internal predecessors, (214), 30 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2024-11-23 22:43:16,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 187 states and 274 transitions. [2024-11-23 22:43:16,341 INFO L78 Accepts]: Start accepts. Automaton has 187 states and 274 transitions. Word has length 132 [2024-11-23 22:43:16,342 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:43:16,342 INFO L471 AbstractCegarLoop]: Abstraction has 187 states and 274 transitions. [2024-11-23 22:43:16,342 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.571428571428571) internal successors, (60), 7 states have internal predecessors, (60), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-23 22:43:16,342 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 274 transitions. [2024-11-23 22:43:16,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2024-11-23 22:43:16,343 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:43:16,344 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:43:16,344 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-23 22:43:16,344 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:43:16,344 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:43:16,345 INFO L85 PathProgramCache]: Analyzing trace with hash -1449974257, now seen corresponding path program 1 times [2024-11-23 22:43:16,345 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 22:43:16,345 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [789546351] [2024-11-23 22:43:16,345 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:43:16,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 22:43:16,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:43:18,742 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-11-23 22:43:18,742 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 22:43:18,742 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [789546351] [2024-11-23 22:43:18,742 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [789546351] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 22:43:18,743 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 22:43:18,744 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-23 22:43:18,744 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1679548134] [2024-11-23 22:43:18,744 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:43:18,744 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-23 22:43:18,747 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 22:43:18,747 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-23 22:43:18,747 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-11-23 22:43:18,748 INFO L87 Difference]: Start difference. First operand 187 states and 274 transitions. Second operand has 8 states, 8 states have (on average 7.5) internal successors, (60), 8 states have internal predecessors, (60), 3 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) [2024-11-23 22:43:19,278 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:43:19,278 INFO L93 Difference]: Finished difference Result 317 states and 464 transitions. [2024-11-23 22:43:19,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-23 22:43:19,279 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 7.5) internal successors, (60), 8 states have internal predecessors, (60), 3 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) Word has length 132 [2024-11-23 22:43:19,279 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:43:19,281 INFO L225 Difference]: With dead ends: 317 [2024-11-23 22:43:19,281 INFO L226 Difference]: Without dead ends: 194 [2024-11-23 22:43:19,281 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2024-11-23 22:43:19,282 INFO L435 NwaCegarLoop]: 107 mSDtfsCounter, 127 mSDsluCounter, 253 mSDsCounter, 0 mSdLazyCounter, 257 mSolverCounterSat, 42 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 127 SdHoareTripleChecker+Valid, 360 SdHoareTripleChecker+Invalid, 299 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 42 IncrementalHoareTripleChecker+Valid, 257 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-23 22:43:19,282 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [127 Valid, 360 Invalid, 299 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [42 Valid, 257 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-23 22:43:19,283 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 194 states. [2024-11-23 22:43:19,302 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 194 to 187. [2024-11-23 22:43:19,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 187 states, 154 states have (on average 1.3831168831168832) internal successors, (213), 154 states have internal predecessors, (213), 30 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2024-11-23 22:43:19,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 187 states and 273 transitions. [2024-11-23 22:43:19,304 INFO L78 Accepts]: Start accepts. Automaton has 187 states and 273 transitions. Word has length 132 [2024-11-23 22:43:19,305 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:43:19,305 INFO L471 AbstractCegarLoop]: Abstraction has 187 states and 273 transitions. [2024-11-23 22:43:19,305 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 7.5) internal successors, (60), 8 states have internal predecessors, (60), 3 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) [2024-11-23 22:43:19,305 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 273 transitions. [2024-11-23 22:43:19,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2024-11-23 22:43:19,307 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:43:19,307 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:43:19,307 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-23 22:43:19,307 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:43:19,307 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:43:19,308 INFO L85 PathProgramCache]: Analyzing trace with hash -1231119539, now seen corresponding path program 1 times [2024-11-23 22:43:19,308 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 22:43:19,308 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1551175025] [2024-11-23 22:43:19,308 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:43:19,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 22:43:19,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:43:24,799 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-11-23 22:43:24,800 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 22:43:24,800 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1551175025] [2024-11-23 22:43:24,800 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1551175025] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 22:43:24,800 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 22:43:24,800 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-23 22:43:24,800 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1338700458] [2024-11-23 22:43:24,800 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:43:24,801 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-23 22:43:24,801 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 22:43:24,801 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-23 22:43:24,801 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2024-11-23 22:43:24,802 INFO L87 Difference]: Start difference. First operand 187 states and 273 transitions. Second operand has 10 states, 10 states have (on average 6.0) internal successors, (60), 10 states have internal predecessors, (60), 3 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) [2024-11-23 22:43:26,141 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:43:26,142 INFO L93 Difference]: Finished difference Result 363 states and 526 transitions. [2024-11-23 22:43:26,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-23 22:43:26,142 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 6.0) internal successors, (60), 10 states have internal predecessors, (60), 3 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) Word has length 132 [2024-11-23 22:43:26,143 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:43:26,144 INFO L225 Difference]: With dead ends: 363 [2024-11-23 22:43:26,144 INFO L226 Difference]: Without dead ends: 240 [2024-11-23 22:43:26,145 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 10 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=45, Invalid=111, Unknown=0, NotChecked=0, Total=156 [2024-11-23 22:43:26,146 INFO L435 NwaCegarLoop]: 85 mSDtfsCounter, 139 mSDsluCounter, 385 mSDsCounter, 0 mSdLazyCounter, 616 mSolverCounterSat, 26 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 139 SdHoareTripleChecker+Valid, 470 SdHoareTripleChecker+Invalid, 642 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 26 IncrementalHoareTripleChecker+Valid, 616 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-11-23 22:43:26,146 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [139 Valid, 470 Invalid, 642 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [26 Valid, 616 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-11-23 22:43:26,147 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 240 states. [2024-11-23 22:43:26,172 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 240 to 196. [2024-11-23 22:43:26,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 196 states, 163 states have (on average 1.3680981595092025) internal successors, (223), 163 states have internal predecessors, (223), 30 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2024-11-23 22:43:26,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 196 states and 283 transitions. [2024-11-23 22:43:26,175 INFO L78 Accepts]: Start accepts. Automaton has 196 states and 283 transitions. Word has length 132 [2024-11-23 22:43:26,175 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:43:26,175 INFO L471 AbstractCegarLoop]: Abstraction has 196 states and 283 transitions. [2024-11-23 22:43:26,176 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 6.0) internal successors, (60), 10 states have internal predecessors, (60), 3 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) [2024-11-23 22:43:26,176 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 283 transitions. [2024-11-23 22:43:26,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2024-11-23 22:43:26,177 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:43:26,177 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:43:26,177 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-23 22:43:26,178 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:43:26,178 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:43:26,178 INFO L85 PathProgramCache]: Analyzing trace with hash 2042779403, now seen corresponding path program 1 times [2024-11-23 22:43:26,178 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 22:43:26,178 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1393971258] [2024-11-23 22:43:26,178 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:43:26,179 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 22:43:26,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 22:43:26,291 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-23 22:43:26,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 22:43:26,478 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-23 22:43:26,479 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-23 22:43:26,480 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-23 22:43:26,481 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-23 22:43:26,485 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:43:26,668 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-23 22:43:26,676 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 10:43:26 BoogieIcfgContainer [2024-11-23 22:43:26,677 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-23 22:43:26,677 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-23 22:43:26,677 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-23 22:43:26,677 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-23 22:43:26,678 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:43:01" (3/4) ... [2024-11-23 22:43:26,682 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-23 22:43:26,682 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-23 22:43:26,683 INFO L158 Benchmark]: Toolchain (without parser) took 26994.17ms. Allocated memory was 142.6MB in the beginning and 822.1MB in the end (delta: 679.5MB). Free memory was 118.9MB in the beginning and 494.4MB in the end (delta: -375.5MB). Peak memory consumption was 306.2MB. Max. memory is 16.1GB. [2024-11-23 22:43:26,685 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 142.6MB. Free memory is still 80.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-23 22:43:26,686 INFO L158 Benchmark]: CACSL2BoogieTranslator took 392.31ms. Allocated memory is still 142.6MB. Free memory was 118.6MB in the beginning and 102.7MB in the end (delta: 15.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-23 22:43:26,686 INFO L158 Benchmark]: Boogie Procedure Inliner took 78.05ms. Allocated memory is still 142.6MB. Free memory was 102.7MB in the beginning and 99.1MB in the end (delta: 3.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-23 22:43:26,686 INFO L158 Benchmark]: Boogie Preprocessor took 77.39ms. Allocated memory is still 142.6MB. Free memory was 99.1MB in the beginning and 96.1MB in the end (delta: 3.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-23 22:43:26,686 INFO L158 Benchmark]: RCFGBuilder took 1001.14ms. Allocated memory is still 142.6MB. Free memory was 96.1MB in the beginning and 113.7MB in the end (delta: -17.6MB). Peak memory consumption was 47.8MB. Max. memory is 16.1GB. [2024-11-23 22:43:26,687 INFO L158 Benchmark]: TraceAbstraction took 25431.45ms. Allocated memory was 142.6MB in the beginning and 822.1MB in the end (delta: 679.5MB). Free memory was 113.1MB in the beginning and 494.5MB in the end (delta: -381.4MB). Peak memory consumption was 292.0MB. Max. memory is 16.1GB. [2024-11-23 22:43:26,687 INFO L158 Benchmark]: Witness Printer took 5.46ms. Allocated memory is still 822.1MB. Free memory was 494.5MB in the beginning and 494.4MB in the end (delta: 111.2kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-23 22:43:26,688 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 142.6MB. Free memory is still 80.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 392.31ms. Allocated memory is still 142.6MB. Free memory was 118.6MB in the beginning and 102.7MB in the end (delta: 15.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 78.05ms. Allocated memory is still 142.6MB. Free memory was 102.7MB in the beginning and 99.1MB in the end (delta: 3.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 77.39ms. Allocated memory is still 142.6MB. Free memory was 99.1MB in the beginning and 96.1MB in the end (delta: 3.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1001.14ms. Allocated memory is still 142.6MB. Free memory was 96.1MB in the beginning and 113.7MB in the end (delta: -17.6MB). Peak memory consumption was 47.8MB. Max. memory is 16.1GB. * TraceAbstraction took 25431.45ms. Allocated memory was 142.6MB in the beginning and 822.1MB in the end (delta: 679.5MB). Free memory was 113.1MB in the beginning and 494.5MB in the end (delta: -381.4MB). Peak memory consumption was 292.0MB. Max. memory is 16.1GB. * Witness Printer took 5.46ms. Allocated memory is still 822.1MB. Free memory was 494.5MB in the beginning and 494.4MB in the end (delta: 111.2kB). 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 117, overapproximation of someBinaryFLOATComparisonOperation at line 125, overapproximation of someBinaryFLOATComparisonOperation at line 117, overapproximation of someBinaryFLOATComparisonOperation at line 125, overapproximation of someUnaryDOUBLEoperation at line 42, overapproximation of someBinaryDOUBLEComparisonOperation at line 76, overapproximation of someBinaryDOUBLEComparisonOperation at line 109, overapproximation of someBinaryDOUBLEComparisonOperation at line 134, overapproximation of someBinaryDOUBLEComparisonOperation at line 109. Possible FailurePath: [L38] unsigned char isInitial = 0; [L39-L54] struct WrapperStruct00 WrapperStruct00 = { 5.5, 1, -0.41, 25, 100, 1, 15.75, 1.6, 0, 0, 16.5, 10, -10, -16 }; [L55] double* WrapperStruct00_var_1_1_Pointer = &(WrapperStruct00.var_1_1); [L56] unsigned char* WrapperStruct00_var_1_6_Pointer = &(WrapperStruct00.var_1_6); [L57] double* WrapperStruct00_var_1_7_Pointer = &(WrapperStruct00.var_1_7); [L58] unsigned char* WrapperStruct00_var_1_8_Pointer = &(WrapperStruct00.var_1_8); [L59] unsigned char* WrapperStruct00_var_1_9_Pointer = &(WrapperStruct00.var_1_9); [L60] unsigned char* WrapperStruct00_var_1_10_Pointer = &(WrapperStruct00.var_1_10); [L61] float* WrapperStruct00_var_1_12_Pointer = &(WrapperStruct00.var_1_12); [L62] float* WrapperStruct00_var_1_13_Pointer = &(WrapperStruct00.var_1_13); [L63] unsigned char* WrapperStruct00_var_1_14_Pointer = &(WrapperStruct00.var_1_14); [L64] unsigned char* WrapperStruct00_var_1_15_Pointer = &(WrapperStruct00.var_1_15); [L65] float* WrapperStruct00_var_1_16_Pointer = &(WrapperStruct00.var_1_16); [L66] signed char* WrapperStruct00_var_1_17_Pointer = &(WrapperStruct00.var_1_17); [L67] signed char* WrapperStruct00_var_1_18_Pointer = &(WrapperStruct00.var_1_18); [L68] signed long int* WrapperStruct00_var_1_19_Pointer = &(WrapperStruct00.var_1_19); [L69] float last_1_WrapperStruct00_var_1_12 = 15.75; VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=0, last_1_WrapperStruct00_var_1_12=63/4] [L138] isInitial = 1 [L139] FCALL initially() [L141] CALL updateLastVariables() [L131] EXPR WrapperStruct00.var_1_12 [L131] last_1_WrapperStruct00_var_1_12 = WrapperStruct00.var_1_12 [L141] RET updateLastVariables() [L142] CALL updateVariables() [L105] WrapperStruct00.var_1_6 = __VERIFIER_nondet_uchar() [L106] EXPR WrapperStruct00.var_1_6 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L106] CALL assume_abort_if_not(WrapperStruct00.var_1_6 >= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L106] RET assume_abort_if_not(WrapperStruct00.var_1_6 >= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L107] EXPR WrapperStruct00.var_1_6 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L107] CALL assume_abort_if_not(WrapperStruct00.var_1_6 <= 1) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L107] RET assume_abort_if_not(WrapperStruct00.var_1_6 <= 1) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L108] WrapperStruct00.var_1_7 = __VERIFIER_nondet_double() [L109] EXPR WrapperStruct00.var_1_7 [L109] EXPR WrapperStruct00.var_1_7 >= -922337.2036854765600e+13F && WrapperStruct00.var_1_7 <= -1.0e-20F [L109] EXPR WrapperStruct00.var_1_7 [L109] EXPR WrapperStruct00.var_1_7 >= -922337.2036854765600e+13F && WrapperStruct00.var_1_7 <= -1.0e-20F VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L109] EXPR (WrapperStruct00.var_1_7 >= -922337.2036854765600e+13F && WrapperStruct00.var_1_7 <= -1.0e-20F) || (WrapperStruct00.var_1_7 <= 9223372.036854765600e+12F && WrapperStruct00.var_1_7 >= 1.0e-20F ) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L109] CALL assume_abort_if_not((WrapperStruct00.var_1_7 >= -922337.2036854765600e+13F && WrapperStruct00.var_1_7 <= -1.0e-20F) || (WrapperStruct00.var_1_7 <= 9223372.036854765600e+12F && WrapperStruct00.var_1_7 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L109] RET assume_abort_if_not((WrapperStruct00.var_1_7 >= -922337.2036854765600e+13F && WrapperStruct00.var_1_7 <= -1.0e-20F) || (WrapperStruct00.var_1_7 <= 9223372.036854765600e+12F && WrapperStruct00.var_1_7 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L110] WrapperStruct00.var_1_9 = __VERIFIER_nondet_uchar() [L111] EXPR WrapperStruct00.var_1_9 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L111] CALL assume_abort_if_not(WrapperStruct00.var_1_9 >= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L111] RET assume_abort_if_not(WrapperStruct00.var_1_9 >= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L112] EXPR WrapperStruct00.var_1_9 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L112] CALL assume_abort_if_not(WrapperStruct00.var_1_9 <= 254) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L112] RET assume_abort_if_not(WrapperStruct00.var_1_9 <= 254) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L113] WrapperStruct00.var_1_10 = __VERIFIER_nondet_uchar() [L114] EXPR WrapperStruct00.var_1_10 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L114] CALL assume_abort_if_not(WrapperStruct00.var_1_10 >= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L114] RET assume_abort_if_not(WrapperStruct00.var_1_10 >= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L115] EXPR WrapperStruct00.var_1_10 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L115] CALL assume_abort_if_not(WrapperStruct00.var_1_10 <= 254) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L115] RET assume_abort_if_not(WrapperStruct00.var_1_10 <= 254) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L116] WrapperStruct00.var_1_13 = __VERIFIER_nondet_float() [L117] EXPR WrapperStruct00.var_1_13 [L117] EXPR WrapperStruct00.var_1_13 >= 0.0F && WrapperStruct00.var_1_13 <= -1.0e-20F [L117] EXPR WrapperStruct00.var_1_13 [L117] EXPR WrapperStruct00.var_1_13 >= 0.0F && WrapperStruct00.var_1_13 <= -1.0e-20F VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L117] EXPR (WrapperStruct00.var_1_13 >= 0.0F && WrapperStruct00.var_1_13 <= -1.0e-20F) || (WrapperStruct00.var_1_13 <= 9223372.036854765600e+12F && WrapperStruct00.var_1_13 >= 1.0e-20F ) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L117] CALL assume_abort_if_not((WrapperStruct00.var_1_13 >= 0.0F && WrapperStruct00.var_1_13 <= -1.0e-20F) || (WrapperStruct00.var_1_13 <= 9223372.036854765600e+12F && WrapperStruct00.var_1_13 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L117] RET assume_abort_if_not((WrapperStruct00.var_1_13 >= 0.0F && WrapperStruct00.var_1_13 <= -1.0e-20F) || (WrapperStruct00.var_1_13 <= 9223372.036854765600e+12F && WrapperStruct00.var_1_13 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L118] WrapperStruct00.var_1_14 = __VERIFIER_nondet_uchar() [L119] EXPR WrapperStruct00.var_1_14 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L119] CALL assume_abort_if_not(WrapperStruct00.var_1_14 >= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L119] RET assume_abort_if_not(WrapperStruct00.var_1_14 >= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L120] EXPR WrapperStruct00.var_1_14 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L120] CALL assume_abort_if_not(WrapperStruct00.var_1_14 <= 1) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L120] RET assume_abort_if_not(WrapperStruct00.var_1_14 <= 1) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L121] WrapperStruct00.var_1_15 = __VERIFIER_nondet_uchar() [L122] EXPR WrapperStruct00.var_1_15 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L122] CALL assume_abort_if_not(WrapperStruct00.var_1_15 >= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L122] RET assume_abort_if_not(WrapperStruct00.var_1_15 >= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L123] EXPR WrapperStruct00.var_1_15 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L123] CALL assume_abort_if_not(WrapperStruct00.var_1_15 <= 1) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L123] RET assume_abort_if_not(WrapperStruct00.var_1_15 <= 1) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L124] WrapperStruct00.var_1_16 = __VERIFIER_nondet_float() [L125] EXPR WrapperStruct00.var_1_16 [L125] EXPR WrapperStruct00.var_1_16 >= 0.0F && WrapperStruct00.var_1_16 <= -1.0e-20F [L125] EXPR WrapperStruct00.var_1_16 [L125] EXPR WrapperStruct00.var_1_16 >= 0.0F && WrapperStruct00.var_1_16 <= -1.0e-20F VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L125] EXPR (WrapperStruct00.var_1_16 >= 0.0F && WrapperStruct00.var_1_16 <= -1.0e-20F) || (WrapperStruct00.var_1_16 <= 9223372.036854765600e+12F && WrapperStruct00.var_1_16 >= 1.0e-20F ) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L125] CALL assume_abort_if_not((WrapperStruct00.var_1_16 >= 0.0F && WrapperStruct00.var_1_16 <= -1.0e-20F) || (WrapperStruct00.var_1_16 <= 9223372.036854765600e+12F && WrapperStruct00.var_1_16 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L125] RET assume_abort_if_not((WrapperStruct00.var_1_16 >= 0.0F && WrapperStruct00.var_1_16 <= -1.0e-20F) || (WrapperStruct00.var_1_16 <= 9223372.036854765600e+12F && WrapperStruct00.var_1_16 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L126] WrapperStruct00.var_1_18 = __VERIFIER_nondet_char() [L127] EXPR WrapperStruct00.var_1_18 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L127] CALL assume_abort_if_not(WrapperStruct00.var_1_18 >= -127) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L127] RET assume_abort_if_not(WrapperStruct00.var_1_18 >= -127) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L128] EXPR WrapperStruct00.var_1_18 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L128] CALL assume_abort_if_not(WrapperStruct00.var_1_18 <= 126) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L128] RET assume_abort_if_not(WrapperStruct00.var_1_18 <= 126) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L142] RET updateVariables() [L143] CALL step() [L73] EXPR \read(*WrapperStruct00_var_1_6_Pointer) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L73] COND FALSE !((*(WrapperStruct00_var_1_6_Pointer))) [L76] EXPR \read(*WrapperStruct00_var_1_7_Pointer) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L76] COND FALSE !(last_1_WrapperStruct00_var_1_12 < (last_1_WrapperStruct00_var_1_12 + (*(WrapperStruct00_var_1_7_Pointer)))) [L80] EXPR \read(*WrapperStruct00_var_1_8_Pointer) [L80] (*(WrapperStruct00_var_1_19_Pointer)) = (*(WrapperStruct00_var_1_8_Pointer)) [L81] EXPR \read(*WrapperStruct00_var_1_19_Pointer) [L81] EXPR \read(*WrapperStruct00_var_1_9_Pointer) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L81] COND FALSE !((*(WrapperStruct00_var_1_19_Pointer)) > (*(WrapperStruct00_var_1_9_Pointer))) [L92] EXPR \read(*WrapperStruct00_var_1_13_Pointer) [L92] (*(WrapperStruct00_var_1_12_Pointer)) = (*(WrapperStruct00_var_1_13_Pointer)) [L94] EXPR \read(*WrapperStruct00_var_1_8_Pointer) [L94] EXPR \read(*WrapperStruct00_var_1_8_Pointer) [L94] EXPR \read(*WrapperStruct00_var_1_19_Pointer) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L94] EXPR (((*(WrapperStruct00_var_1_8_Pointer))) > (((*(WrapperStruct00_var_1_8_Pointer)) + (*(WrapperStruct00_var_1_19_Pointer))))) ? ((*(WrapperStruct00_var_1_8_Pointer))) : (((*(WrapperStruct00_var_1_8_Pointer)) + (*(WrapperStruct00_var_1_19_Pointer)))) [L94] EXPR \read(*WrapperStruct00_var_1_8_Pointer) [L94] EXPR \read(*WrapperStruct00_var_1_19_Pointer) [L94] EXPR (((*(WrapperStruct00_var_1_8_Pointer))) > (((*(WrapperStruct00_var_1_8_Pointer)) + (*(WrapperStruct00_var_1_19_Pointer))))) ? ((*(WrapperStruct00_var_1_8_Pointer))) : (((*(WrapperStruct00_var_1_8_Pointer)) + (*(WrapperStruct00_var_1_19_Pointer)))) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L94] signed long int stepLocal_0 = ((((*(WrapperStruct00_var_1_8_Pointer))) > (((*(WrapperStruct00_var_1_8_Pointer)) + (*(WrapperStruct00_var_1_19_Pointer))))) ? ((*(WrapperStruct00_var_1_8_Pointer))) : (((*(WrapperStruct00_var_1_8_Pointer)) + (*(WrapperStruct00_var_1_19_Pointer))))); [L95] EXPR \read(*WrapperStruct00_var_1_8_Pointer) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4, stepLocal_0=50] [L95] COND TRUE (*(WrapperStruct00_var_1_8_Pointer)) <= stepLocal_0 [L96] EXPR \read(*WrapperStruct00_var_1_6_Pointer) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L96] COND TRUE ! (*(WrapperStruct00_var_1_6_Pointer)) [L97] EXPR \read(*WrapperStruct00_var_1_7_Pointer) [L97] (*(WrapperStruct00_var_1_1_Pointer)) = (*(WrapperStruct00_var_1_7_Pointer)) [L102] EXPR \read(*WrapperStruct00_var_1_18_Pointer) [L102] (*(WrapperStruct00_var_1_17_Pointer)) = (*(WrapperStruct00_var_1_18_Pointer)) [L143] RET step() [L144] CALL, EXPR property() [L134] EXPR \read(*WrapperStruct00_var_1_8_Pointer) [L134] EXPR \read(*WrapperStruct00_var_1_8_Pointer) [L134] EXPR \read(*WrapperStruct00_var_1_8_Pointer) [L134] EXPR \read(*WrapperStruct00_var_1_19_Pointer) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L134] EXPR (((*(WrapperStruct00_var_1_8_Pointer))) > (((*(WrapperStruct00_var_1_8_Pointer)) + (*(WrapperStruct00_var_1_19_Pointer))))) ? ((*(WrapperStruct00_var_1_8_Pointer))) : (((*(WrapperStruct00_var_1_8_Pointer)) + (*(WrapperStruct00_var_1_19_Pointer)))) [L134] EXPR \read(*WrapperStruct00_var_1_8_Pointer) [L134] EXPR \read(*WrapperStruct00_var_1_19_Pointer) [L134] EXPR (((*(WrapperStruct00_var_1_8_Pointer))) > (((*(WrapperStruct00_var_1_8_Pointer)) + (*(WrapperStruct00_var_1_19_Pointer))))) ? ((*(WrapperStruct00_var_1_8_Pointer))) : (((*(WrapperStruct00_var_1_8_Pointer)) + (*(WrapperStruct00_var_1_19_Pointer)))) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L134] EXPR ((*(WrapperStruct00_var_1_8_Pointer)) <= (((((*(WrapperStruct00_var_1_8_Pointer))) > (((*(WrapperStruct00_var_1_8_Pointer)) + (*(WrapperStruct00_var_1_19_Pointer))))) ? ((*(WrapperStruct00_var_1_8_Pointer))) : (((*(WrapperStruct00_var_1_8_Pointer)) + (*(WrapperStruct00_var_1_19_Pointer))))))) ? ((! (*(WrapperStruct00_var_1_6_Pointer))) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((double) (*(WrapperStruct00_var_1_7_Pointer)))) : ((*(WrapperStruct00_var_1_1_Pointer)) == ((double) (*(WrapperStruct00_var_1_7_Pointer))))) : 1 [L134] EXPR \read(*WrapperStruct00_var_1_6_Pointer) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L134] EXPR (! (*(WrapperStruct00_var_1_6_Pointer))) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((double) (*(WrapperStruct00_var_1_7_Pointer)))) : ((*(WrapperStruct00_var_1_1_Pointer)) == ((double) (*(WrapperStruct00_var_1_7_Pointer)))) [L134] EXPR \read(*WrapperStruct00_var_1_1_Pointer) [L134] EXPR \read(*WrapperStruct00_var_1_7_Pointer) [L134] EXPR (! (*(WrapperStruct00_var_1_6_Pointer))) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((double) (*(WrapperStruct00_var_1_7_Pointer)))) : ((*(WrapperStruct00_var_1_1_Pointer)) == ((double) (*(WrapperStruct00_var_1_7_Pointer)))) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L134] EXPR ((*(WrapperStruct00_var_1_8_Pointer)) <= (((((*(WrapperStruct00_var_1_8_Pointer))) > (((*(WrapperStruct00_var_1_8_Pointer)) + (*(WrapperStruct00_var_1_19_Pointer))))) ? ((*(WrapperStruct00_var_1_8_Pointer))) : (((*(WrapperStruct00_var_1_8_Pointer)) + (*(WrapperStruct00_var_1_19_Pointer))))))) ? ((! (*(WrapperStruct00_var_1_6_Pointer))) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((double) (*(WrapperStruct00_var_1_7_Pointer)))) : ((*(WrapperStruct00_var_1_1_Pointer)) == ((double) (*(WrapperStruct00_var_1_7_Pointer))))) : 1 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L134] EXPR (((*(WrapperStruct00_var_1_8_Pointer)) <= (((((*(WrapperStruct00_var_1_8_Pointer))) > (((*(WrapperStruct00_var_1_8_Pointer)) + (*(WrapperStruct00_var_1_19_Pointer))))) ? ((*(WrapperStruct00_var_1_8_Pointer))) : (((*(WrapperStruct00_var_1_8_Pointer)) + (*(WrapperStruct00_var_1_19_Pointer))))))) ? ((! (*(WrapperStruct00_var_1_6_Pointer))) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((double) (*(WrapperStruct00_var_1_7_Pointer)))) : ((*(WrapperStruct00_var_1_1_Pointer)) == ((double) (*(WrapperStruct00_var_1_7_Pointer))))) : 1) && ((*(WrapperStruct00_var_1_6_Pointer)) ? ((*(WrapperStruct00_var_1_8_Pointer)) == ((unsigned char) (((((*(WrapperStruct00_var_1_9_Pointer))) > ((*(WrapperStruct00_var_1_10_Pointer)))) ? ((*(WrapperStruct00_var_1_9_Pointer))) : ((*(WrapperStruct00_var_1_10_Pointer))))))) : ((last_1_WrapperStruct00_var_1_12 < (last_1_WrapperStruct00_var_1_12 + (*(WrapperStruct00_var_1_7_Pointer)))) ? ((*(WrapperStruct00_var_1_8_Pointer)) == ((unsigned char) (((((*(WrapperStruct00_var_1_9_Pointer))) < ((*(WrapperStruct00_var_1_10_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_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L134] EXPR ((((*(WrapperStruct00_var_1_8_Pointer)) <= (((((*(WrapperStruct00_var_1_8_Pointer))) > (((*(WrapperStruct00_var_1_8_Pointer)) + (*(WrapperStruct00_var_1_19_Pointer))))) ? ((*(WrapperStruct00_var_1_8_Pointer))) : (((*(WrapperStruct00_var_1_8_Pointer)) + (*(WrapperStruct00_var_1_19_Pointer))))))) ? ((! (*(WrapperStruct00_var_1_6_Pointer))) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((double) (*(WrapperStruct00_var_1_7_Pointer)))) : ((*(WrapperStruct00_var_1_1_Pointer)) == ((double) (*(WrapperStruct00_var_1_7_Pointer))))) : 1) && ((*(WrapperStruct00_var_1_6_Pointer)) ? ((*(WrapperStruct00_var_1_8_Pointer)) == ((unsigned char) (((((*(WrapperStruct00_var_1_9_Pointer))) > ((*(WrapperStruct00_var_1_10_Pointer)))) ? ((*(WrapperStruct00_var_1_9_Pointer))) : ((*(WrapperStruct00_var_1_10_Pointer))))))) : ((last_1_WrapperStruct00_var_1_12 < (last_1_WrapperStruct00_var_1_12 + (*(WrapperStruct00_var_1_7_Pointer)))) ? ((*(WrapperStruct00_var_1_8_Pointer)) == ((unsigned char) (((((*(WrapperStruct00_var_1_9_Pointer))) < ((*(WrapperStruct00_var_1_10_Pointer)))) ? ((*(WrapperStruct00_var_1_9_Pointer))) : ((*(WrapperStruct00_var_1_10_Pointer))))))) : 1))) && (((*(WrapperStruct00_var_1_19_Pointer)) > (*(WrapperStruct00_var_1_9_Pointer))) ? ((*(WrapperStruct00_var_1_6_Pointer)) ? ((*(WrapperStruct00_var_1_12_Pointer)) == ((float) ((*(WrapperStruct00_var_1_13_Pointer)) - ((((99999.25f) < 0 ) ? -(99999.25f) : (99999.25f)))))) : (((*(WrapperStruct00_var_1_14_Pointer)) && (*(WrapperStruct00_var_1_15_Pointer))) ? ((*(WrapperStruct00_var_1_12_Pointer)) == ((float) ((*(WrapperStruct00_var_1_13_Pointer)) - (*(WrapperStruct00_var_1_16_Pointer))))) : ((*(WrapperStruct00_var_1_12_Pointer)) == ((float) (*(WrapperStruct00_var_1_16_Pointer)))))) : ((*(WrapperStruct00_var_1_12_Pointer)) == ((float) (*(WrapperStruct00_var_1_13_Pointer))))) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L134] EXPR (((((*(WrapperStruct00_var_1_8_Pointer)) <= (((((*(WrapperStruct00_var_1_8_Pointer))) > (((*(WrapperStruct00_var_1_8_Pointer)) + (*(WrapperStruct00_var_1_19_Pointer))))) ? ((*(WrapperStruct00_var_1_8_Pointer))) : (((*(WrapperStruct00_var_1_8_Pointer)) + (*(WrapperStruct00_var_1_19_Pointer))))))) ? ((! (*(WrapperStruct00_var_1_6_Pointer))) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((double) (*(WrapperStruct00_var_1_7_Pointer)))) : ((*(WrapperStruct00_var_1_1_Pointer)) == ((double) (*(WrapperStruct00_var_1_7_Pointer))))) : 1) && ((*(WrapperStruct00_var_1_6_Pointer)) ? ((*(WrapperStruct00_var_1_8_Pointer)) == ((unsigned char) (((((*(WrapperStruct00_var_1_9_Pointer))) > ((*(WrapperStruct00_var_1_10_Pointer)))) ? ((*(WrapperStruct00_var_1_9_Pointer))) : ((*(WrapperStruct00_var_1_10_Pointer))))))) : ((last_1_WrapperStruct00_var_1_12 < (last_1_WrapperStruct00_var_1_12 + (*(WrapperStruct00_var_1_7_Pointer)))) ? ((*(WrapperStruct00_var_1_8_Pointer)) == ((unsigned char) (((((*(WrapperStruct00_var_1_9_Pointer))) < ((*(WrapperStruct00_var_1_10_Pointer)))) ? ((*(WrapperStruct00_var_1_9_Pointer))) : ((*(WrapperStruct00_var_1_10_Pointer))))))) : 1))) && (((*(WrapperStruct00_var_1_19_Pointer)) > (*(WrapperStruct00_var_1_9_Pointer))) ? ((*(WrapperStruct00_var_1_6_Pointer)) ? ((*(WrapperStruct00_var_1_12_Pointer)) == ((float) ((*(WrapperStruct00_var_1_13_Pointer)) - ((((99999.25f) < 0 ) ? -(99999.25f) : (99999.25f)))))) : (((*(WrapperStruct00_var_1_14_Pointer)) && (*(WrapperStruct00_var_1_15_Pointer))) ? ((*(WrapperStruct00_var_1_12_Pointer)) == ((float) ((*(WrapperStruct00_var_1_13_Pointer)) - (*(WrapperStruct00_var_1_16_Pointer))))) : ((*(WrapperStruct00_var_1_12_Pointer)) == ((float) (*(WrapperStruct00_var_1_16_Pointer)))))) : ((*(WrapperStruct00_var_1_12_Pointer)) == ((float) (*(WrapperStruct00_var_1_13_Pointer)))))) && ((*(WrapperStruct00_var_1_17_Pointer)) == ((signed char) (*(WrapperStruct00_var_1_18_Pointer)))) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L134] EXPR ((((((*(WrapperStruct00_var_1_8_Pointer)) <= (((((*(WrapperStruct00_var_1_8_Pointer))) > (((*(WrapperStruct00_var_1_8_Pointer)) + (*(WrapperStruct00_var_1_19_Pointer))))) ? ((*(WrapperStruct00_var_1_8_Pointer))) : (((*(WrapperStruct00_var_1_8_Pointer)) + (*(WrapperStruct00_var_1_19_Pointer))))))) ? ((! (*(WrapperStruct00_var_1_6_Pointer))) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((double) (*(WrapperStruct00_var_1_7_Pointer)))) : ((*(WrapperStruct00_var_1_1_Pointer)) == ((double) (*(WrapperStruct00_var_1_7_Pointer))))) : 1) && ((*(WrapperStruct00_var_1_6_Pointer)) ? ((*(WrapperStruct00_var_1_8_Pointer)) == ((unsigned char) (((((*(WrapperStruct00_var_1_9_Pointer))) > ((*(WrapperStruct00_var_1_10_Pointer)))) ? ((*(WrapperStruct00_var_1_9_Pointer))) : ((*(WrapperStruct00_var_1_10_Pointer))))))) : ((last_1_WrapperStruct00_var_1_12 < (last_1_WrapperStruct00_var_1_12 + (*(WrapperStruct00_var_1_7_Pointer)))) ? ((*(WrapperStruct00_var_1_8_Pointer)) == ((unsigned char) (((((*(WrapperStruct00_var_1_9_Pointer))) < ((*(WrapperStruct00_var_1_10_Pointer)))) ? ((*(WrapperStruct00_var_1_9_Pointer))) : ((*(WrapperStruct00_var_1_10_Pointer))))))) : 1))) && (((*(WrapperStruct00_var_1_19_Pointer)) > (*(WrapperStruct00_var_1_9_Pointer))) ? ((*(WrapperStruct00_var_1_6_Pointer)) ? ((*(WrapperStruct00_var_1_12_Pointer)) == ((float) ((*(WrapperStruct00_var_1_13_Pointer)) - ((((99999.25f) < 0 ) ? -(99999.25f) : (99999.25f)))))) : (((*(WrapperStruct00_var_1_14_Pointer)) && (*(WrapperStruct00_var_1_15_Pointer))) ? ((*(WrapperStruct00_var_1_12_Pointer)) == ((float) ((*(WrapperStruct00_var_1_13_Pointer)) - (*(WrapperStruct00_var_1_16_Pointer))))) : ((*(WrapperStruct00_var_1_12_Pointer)) == ((float) (*(WrapperStruct00_var_1_16_Pointer)))))) : ((*(WrapperStruct00_var_1_12_Pointer)) == ((float) (*(WrapperStruct00_var_1_13_Pointer)))))) && ((*(WrapperStruct00_var_1_17_Pointer)) == ((signed char) (*(WrapperStruct00_var_1_18_Pointer))))) && ((*(WrapperStruct00_var_1_19_Pointer)) == ((signed long int) (*(WrapperStruct00_var_1_8_Pointer)))) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L134-L135] return ((((((*(WrapperStruct00_var_1_8_Pointer)) <= (((((*(WrapperStruct00_var_1_8_Pointer))) > (((*(WrapperStruct00_var_1_8_Pointer)) + (*(WrapperStruct00_var_1_19_Pointer))))) ? ((*(WrapperStruct00_var_1_8_Pointer))) : (((*(WrapperStruct00_var_1_8_Pointer)) + (*(WrapperStruct00_var_1_19_Pointer))))))) ? ((! (*(WrapperStruct00_var_1_6_Pointer))) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((double) (*(WrapperStruct00_var_1_7_Pointer)))) : ((*(WrapperStruct00_var_1_1_Pointer)) == ((double) (*(WrapperStruct00_var_1_7_Pointer))))) : 1) && ((*(WrapperStruct00_var_1_6_Pointer)) ? ((*(WrapperStruct00_var_1_8_Pointer)) == ((unsigned char) (((((*(WrapperStruct00_var_1_9_Pointer))) > ((*(WrapperStruct00_var_1_10_Pointer)))) ? ((*(WrapperStruct00_var_1_9_Pointer))) : ((*(WrapperStruct00_var_1_10_Pointer))))))) : ((last_1_WrapperStruct00_var_1_12 < (last_1_WrapperStruct00_var_1_12 + (*(WrapperStruct00_var_1_7_Pointer)))) ? ((*(WrapperStruct00_var_1_8_Pointer)) == ((unsigned char) (((((*(WrapperStruct00_var_1_9_Pointer))) < ((*(WrapperStruct00_var_1_10_Pointer)))) ? ((*(WrapperStruct00_var_1_9_Pointer))) : ((*(WrapperStruct00_var_1_10_Pointer))))))) : 1))) && (((*(WrapperStruct00_var_1_19_Pointer)) > (*(WrapperStruct00_var_1_9_Pointer))) ? ((*(WrapperStruct00_var_1_6_Pointer)) ? ((*(WrapperStruct00_var_1_12_Pointer)) == ((float) ((*(WrapperStruct00_var_1_13_Pointer)) - ((((99999.25f) < 0 ) ? -(99999.25f) : (99999.25f)))))) : (((*(WrapperStruct00_var_1_14_Pointer)) && (*(WrapperStruct00_var_1_15_Pointer))) ? ((*(WrapperStruct00_var_1_12_Pointer)) == ((float) ((*(WrapperStruct00_var_1_13_Pointer)) - (*(WrapperStruct00_var_1_16_Pointer))))) : ((*(WrapperStruct00_var_1_12_Pointer)) == ((float) (*(WrapperStruct00_var_1_16_Pointer)))))) : ((*(WrapperStruct00_var_1_12_Pointer)) == ((float) (*(WrapperStruct00_var_1_13_Pointer)))))) && ((*(WrapperStruct00_var_1_17_Pointer)) == ((signed char) (*(WrapperStruct00_var_1_18_Pointer))))) && ((*(WrapperStruct00_var_1_19_Pointer)) == ((signed long int) (*(WrapperStruct00_var_1_8_Pointer)))) ; [L144] RET, EXPR property() [L144] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L19] reach_error() VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 110 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 25.2s, OverallIterations: 10, TraceHistogramMax: 15, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 5.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 917 SdHoareTripleChecker+Valid, 4.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 916 mSDsluCounter, 3724 SdHoareTripleChecker+Invalid, 4.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2600 mSDsCounter, 107 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2471 IncrementalHoareTripleChecker+Invalid, 2578 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 107 mSolverCounterUnsat, 1124 mSDtfsCounter, 2471 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 498 GetRequests, 435 SyntacticMatches, 2 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 73 ImplicationChecksByTransitivity, 1.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=196occurred in iteration=9, InterpolantAutomatonStates: 50, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 9 MinimizatonAttempts, 141 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 1.3s SatisfiabilityAnalysisTime, 15.7s InterpolantComputationTime, 1695 NumberOfCodeBlocks, 1695 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 1551 ConstructedInterpolants, 0 QuantifiedInterpolants, 11961 SizeOfPredicates, 0 NumberOfNonLiveVariables, 1582 ConjunctsInSsa, 7 ConjunctsInUnsatCore, 12 InterpolantComputations, 9 PerfectInterpolantSequences, 4928/5040 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-23 22:43:26,717 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with 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_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/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_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/bin/uautomizer-verify-LYvppIcaGC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-73.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/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_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/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 e0b6f0be1333f61e4454b9f149ce0c4a7b0aa6313f29f7394a725de312d0e6d9 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-6497de0 [2024-11-23 22:43:29,347 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-23 22:43:29,486 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-23 22:43:29,497 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-23 22:43:29,499 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-23 22:43:29,539 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-23 22:43:29,540 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-23 22:43:29,540 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-23 22:43:29,540 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-23 22:43:29,541 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-23 22:43:29,541 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-23 22:43:29,542 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-23 22:43:29,543 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-23 22:43:29,543 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-23 22:43:29,543 INFO L153 SettingsManager]: * Use SBE=true [2024-11-23 22:43:29,543 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-23 22:43:29,544 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-23 22:43:29,544 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-23 22:43:29,545 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-23 22:43:29,545 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-23 22:43:29,545 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-23 22:43:29,545 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-23 22:43:29,545 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-23 22:43:29,545 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-23 22:43:29,546 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-23 22:43:29,546 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-23 22:43:29,546 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-23 22:43:29,546 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-23 22:43:29,546 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-23 22:43:29,546 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-23 22:43:29,546 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-23 22:43:29,546 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-23 22:43:29,546 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-23 22:43:29,547 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-23 22:43:29,547 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 22:43:29,547 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-23 22:43:29,547 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-23 22:43:29,547 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-23 22:43:29,547 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-23 22:43:29,547 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 22:43:29,547 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-23 22:43:29,547 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-23 22:43:29,547 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-23 22:43:29,547 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-23 22:43:29,547 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-23 22:43:29,548 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-23 22:43:29,548 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-23 22:43:29,548 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-23 22:43:29,548 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-23 22:43:29,548 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-23 22:43:29,548 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_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/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 -> e0b6f0be1333f61e4454b9f149ce0c4a7b0aa6313f29f7394a725de312d0e6d9 [2024-11-23 22:43:29,912 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-23 22:43:29,921 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-23 22:43:29,923 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-23 22:43:29,925 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-23 22:43:29,925 INFO L274 PluginConnector]: CDTParser initialized [2024-11-23 22:43:29,926 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-73.i [2024-11-23 22:43:32,984 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/bin/uautomizer-verify-LYvppIcaGC/data/c46806616/09aa0006ff0844f4ab7f71e9cd915091/FLAG74ddff687 [2024-11-23 22:43:33,265 INFO L384 CDTParser]: Found 1 translation units. [2024-11-23 22:43:33,266 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-73.i [2024-11-23 22:43:33,275 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/bin/uautomizer-verify-LYvppIcaGC/data/c46806616/09aa0006ff0844f4ab7f71e9cd915091/FLAG74ddff687 [2024-11-23 22:43:33,291 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/bin/uautomizer-verify-LYvppIcaGC/data/c46806616/09aa0006ff0844f4ab7f71e9cd915091 [2024-11-23 22:43:33,293 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-23 22:43:33,295 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-23 22:43:33,296 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-23 22:43:33,297 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-23 22:43:33,301 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-23 22:43:33,302 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 10:43:33" (1/1) ... [2024-11-23 22:43:33,303 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@77434775 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:43:33, skipping insertion in model container [2024-11-23 22:43:33,304 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 10:43:33" (1/1) ... [2024-11-23 22:43:33,325 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-23 22:43:33,473 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_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-73.i[917,930] [2024-11-23 22:43:33,549 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-23 22:43:33,567 INFO L200 MainTranslator]: Completed pre-run [2024-11-23 22:43:33,580 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_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-73.i[917,930] [2024-11-23 22:43:33,626 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-23 22:43:33,652 INFO L204 MainTranslator]: Completed translation [2024-11-23 22:43:33,653 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:43:33 WrapperNode [2024-11-23 22:43:33,653 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-23 22:43:33,654 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-23 22:43:33,654 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-23 22:43:33,655 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-23 22:43:33,661 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:43:33" (1/1) ... [2024-11-23 22:43:33,676 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:43:33" (1/1) ... [2024-11-23 22:43:33,717 INFO L138 Inliner]: procedures = 37, calls = 161, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 503 [2024-11-23 22:43:33,718 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-23 22:43:33,718 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-23 22:43:33,719 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-23 22:43:33,719 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-23 22:43:33,732 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:43:33" (1/1) ... [2024-11-23 22:43:33,732 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:43:33" (1/1) ... [2024-11-23 22:43:33,749 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:43:33" (1/1) ... [2024-11-23 22:43:33,787 INFO L175 MemorySlicer]: Split 135 memory accesses to 2 slices as follows [2, 133]. 99 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0]. The 34 writes are split as follows [0, 34]. [2024-11-23 22:43:33,790 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:43:33" (1/1) ... [2024-11-23 22:43:33,790 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:43:33" (1/1) ... [2024-11-23 22:43:33,822 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:43:33" (1/1) ... [2024-11-23 22:43:33,823 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:43:33" (1/1) ... [2024-11-23 22:43:33,831 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:43:33" (1/1) ... [2024-11-23 22:43:33,838 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:43:33" (1/1) ... [2024-11-23 22:43:33,840 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:43:33" (1/1) ... [2024-11-23 22:43:33,846 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-23 22:43:33,847 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-23 22:43:33,847 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-23 22:43:33,847 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-23 22:43:33,848 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:43:33" (1/1) ... [2024-11-23 22:43:33,855 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 22:43:33,882 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 22:43:33,897 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-23 22:43:33,901 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-23 22:43:33,926 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-23 22:43:33,926 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#0 [2024-11-23 22:43:33,926 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#1 [2024-11-23 22:43:33,927 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE8#0 [2024-11-23 22:43:33,927 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE8#1 [2024-11-23 22:43:33,927 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#0 [2024-11-23 22:43:33,927 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#1 [2024-11-23 22:43:33,927 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0 [2024-11-23 22:43:33,927 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#1 [2024-11-23 22:43:33,927 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-23 22:43:33,927 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-23 22:43:33,928 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#0 [2024-11-23 22:43:33,928 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#1 [2024-11-23 22:43:33,928 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0 [2024-11-23 22:43:33,928 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#1 [2024-11-23 22:43:33,929 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#0 [2024-11-23 22:43:33,929 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#1 [2024-11-23 22:43:33,929 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#0 [2024-11-23 22:43:33,929 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#1 [2024-11-23 22:43:33,929 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#0 [2024-11-23 22:43:33,930 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#1 [2024-11-23 22:43:33,930 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-23 22:43:33,930 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-23 22:43:33,930 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#0 [2024-11-23 22:43:33,930 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#1 [2024-11-23 22:43:33,931 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-23 22:43:33,931 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-23 22:43:33,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0 [2024-11-23 22:43:33,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#1 [2024-11-23 22:43:33,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#0 [2024-11-23 22:43:33,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#1 [2024-11-23 22:43:34,154 INFO L234 CfgBuilder]: Building ICFG [2024-11-23 22:43:34,155 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-23 22:43:39,102 INFO L? ?]: Removed 128 outVars from TransFormulas that were not future-live. [2024-11-23 22:43:39,103 INFO L283 CfgBuilder]: Performing block encoding [2024-11-23 22:43:39,114 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-23 22:43:39,114 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-23 22:43:39,115 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:43:39 BoogieIcfgContainer [2024-11-23 22:43:39,115 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-23 22:43:39,117 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-23 22:43:39,117 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-23 22:43:39,123 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-23 22:43:39,123 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 10:43:33" (1/3) ... [2024-11-23 22:43:39,124 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@624e93b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 10:43:39, skipping insertion in model container [2024-11-23 22:43:39,124 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:43:33" (2/3) ... [2024-11-23 22:43:39,124 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@624e93b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 10:43:39, skipping insertion in model container [2024-11-23 22:43:39,124 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:43:39" (3/3) ... [2024-11-23 22:43:39,126 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-sp_file-73.i [2024-11-23 22:43:39,141 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-23 22:43:39,143 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_variablewrapping_wrapper-sp_file-73.i that has 2 procedures, 110 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-23 22:43:39,205 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-23 22:43:39,225 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;@1589499e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-23 22:43:39,225 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-23 22:43:39,232 INFO L276 IsEmpty]: Start isEmpty. Operand has 110 states, 92 states have (on average 1.434782608695652) internal successors, (132), 93 states have internal predecessors, (132), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2024-11-23 22:43:39,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2024-11-23 22:43:39,250 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:43:39,251 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:43:39,252 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:43:39,258 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:43:39,259 INFO L85 PathProgramCache]: Analyzing trace with hash 2041388229, now seen corresponding path program 1 times [2024-11-23 22:43:39,293 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-23 22:43:39,294 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [150892344] [2024-11-23 22:43:39,296 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:43:39,297 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-23 22:43:39,297 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-23 22:43:39,302 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-23 22:43:39,304 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-23 22:43:39,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:43:39,879 INFO L256 TraceCheckSpWp]: Trace formula consists of 304 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-23 22:43:39,894 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 22:43:39,935 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 224 proven. 0 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2024-11-23 22:43:39,935 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-23 22:43:39,936 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-23 22:43:39,936 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [150892344] [2024-11-23 22:43:39,936 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [150892344] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 22:43:39,936 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 22:43:39,937 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-23 22:43:39,938 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1245714770] [2024-11-23 22:43:39,939 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:43:39,943 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-23 22:43:39,943 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-23 22:43:39,962 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-23 22:43:39,963 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-23 22:43:39,965 INFO L87 Difference]: Start difference. First operand has 110 states, 92 states have (on average 1.434782608695652) internal successors, (132), 93 states have internal predecessors, (132), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) Second operand has 2 states, 2 states have (on average 30.5) internal successors, (61), 2 states have internal predecessors, (61), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-11-23 22:43:39,994 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:43:39,995 INFO L93 Difference]: Finished difference Result 213 states and 333 transitions. [2024-11-23 22:43:39,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-23 22:43:39,997 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 30.5) internal successors, (61), 2 states have internal predecessors, (61), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 129 [2024-11-23 22:43:39,997 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:43:40,003 INFO L225 Difference]: With dead ends: 213 [2024-11-23 22:43:40,003 INFO L226 Difference]: Without dead ends: 106 [2024-11-23 22:43:40,006 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 128 GetRequests, 128 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-23 22:43:40,009 INFO L435 NwaCegarLoop]: 155 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, 155 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-23 22:43:40,011 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 155 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-23 22:43:40,021 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 106 states. [2024-11-23 22:43:40,040 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 106 to 106. [2024-11-23 22:43:40,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 106 states, 89 states have (on average 1.404494382022472) internal successors, (125), 89 states have internal predecessors, (125), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2024-11-23 22:43:40,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 155 transitions. [2024-11-23 22:43:40,048 INFO L78 Accepts]: Start accepts. Automaton has 106 states and 155 transitions. Word has length 129 [2024-11-23 22:43:40,048 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:43:40,048 INFO L471 AbstractCegarLoop]: Abstraction has 106 states and 155 transitions. [2024-11-23 22:43:40,049 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 30.5) internal successors, (61), 2 states have internal predecessors, (61), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-11-23 22:43:40,049 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 155 transitions. [2024-11-23 22:43:40,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2024-11-23 22:43:40,052 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:43:40,052 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:43:40,062 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-11-23 22:43:40,253 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-23 22:43:40,253 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:43:40,254 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:43:40,254 INFO L85 PathProgramCache]: Analyzing trace with hash 1160715527, now seen corresponding path program 1 times [2024-11-23 22:43:40,255 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-23 22:43:40,255 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2054987623] [2024-11-23 22:43:40,255 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:43:40,255 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-23 22:43:40,255 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-23 22:43:40,259 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-23 22:43:40,263 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-11-23 22:43:40,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:43:40,716 INFO L256 TraceCheckSpWp]: Trace formula consists of 304 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-23 22:43:40,720 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 22:43:40,793 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 316 trivial. 0 not checked. [2024-11-23 22:43:40,794 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-23 22:43:40,794 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-23 22:43:40,794 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2054987623] [2024-11-23 22:43:40,794 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2054987623] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 22:43:40,794 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 22:43:40,794 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-23 22:43:40,794 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1858214034] [2024-11-23 22:43:40,794 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:43:40,800 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-23 22:43:40,804 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-23 22:43:40,804 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-23 22:43:40,804 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-23 22:43:40,805 INFO L87 Difference]: Start difference. First operand 106 states and 155 transitions. Second operand has 4 states, 4 states have (on average 15.0) internal successors, (60), 4 states have internal predecessors, (60), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-11-23 22:43:40,919 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:43:40,919 INFO L93 Difference]: Finished difference Result 211 states and 310 transitions. [2024-11-23 22:43:40,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-23 22:43:40,920 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.0) internal successors, (60), 4 states have internal predecessors, (60), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 129 [2024-11-23 22:43:40,920 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:43:40,922 INFO L225 Difference]: With dead ends: 211 [2024-11-23 22:43:40,922 INFO L226 Difference]: Without dead ends: 108 [2024-11-23 22:43:40,922 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 128 GetRequests, 126 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-23 22:43:40,923 INFO L435 NwaCegarLoop]: 153 mSDtfsCounter, 0 mSDsluCounter, 295 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 448 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-23 22:43:40,923 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 448 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-23 22:43:40,924 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 108 states. [2024-11-23 22:43:40,932 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 108 to 108. [2024-11-23 22:43:40,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 108 states, 91 states have (on average 1.3956043956043955) internal successors, (127), 91 states have internal predecessors, (127), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2024-11-23 22:43:40,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 157 transitions. [2024-11-23 22:43:40,935 INFO L78 Accepts]: Start accepts. Automaton has 108 states and 157 transitions. Word has length 129 [2024-11-23 22:43:40,936 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:43:40,936 INFO L471 AbstractCegarLoop]: Abstraction has 108 states and 157 transitions. [2024-11-23 22:43:40,936 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.0) internal successors, (60), 4 states have internal predecessors, (60), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-11-23 22:43:40,936 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 157 transitions. [2024-11-23 22:43:40,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2024-11-23 22:43:40,938 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:43:40,939 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:43:40,946 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2024-11-23 22:43:41,139 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-23 22:43:41,139 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:43:41,141 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:43:41,141 INFO L85 PathProgramCache]: Analyzing trace with hash 689359177, now seen corresponding path program 1 times [2024-11-23 22:43:41,142 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-23 22:43:41,142 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1655608301] [2024-11-23 22:43:41,142 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:43:41,142 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-23 22:43:41,142 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-23 22:43:41,146 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-23 22:43:41,148 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2024-11-23 22:43:41,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:43:41,656 INFO L256 TraceCheckSpWp]: Trace formula consists of 306 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-23 22:43:41,661 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 22:43:41,711 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-11-23 22:43:41,711 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-23 22:43:41,711 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-23 22:43:41,711 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1655608301] [2024-11-23 22:43:41,711 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1655608301] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 22:43:41,711 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 22:43:41,711 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-23 22:43:41,711 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1553838959] [2024-11-23 22:43:41,712 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:43:41,712 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-23 22:43:41,712 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-23 22:43:41,713 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-23 22:43:41,713 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-23 22:43:41,713 INFO L87 Difference]: Start difference. First operand 108 states and 157 transitions. Second operand has 4 states, 4 states have (on average 14.25) internal successors, (57), 4 states have internal predecessors, (57), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-23 22:43:41,779 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:43:41,783 INFO L93 Difference]: Finished difference Result 215 states and 314 transitions. [2024-11-23 22:43:41,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-23 22:43:41,784 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.25) internal successors, (57), 4 states have internal predecessors, (57), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 129 [2024-11-23 22:43:41,785 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:43:41,786 INFO L225 Difference]: With dead ends: 215 [2024-11-23 22:43:41,786 INFO L226 Difference]: Without dead ends: 110 [2024-11-23 22:43:41,786 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 128 GetRequests, 126 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-23 22:43:41,787 INFO L435 NwaCegarLoop]: 153 mSDtfsCounter, 0 mSDsluCounter, 295 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 448 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-23 22:43:41,787 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 448 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-23 22:43:41,792 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110 states. [2024-11-23 22:43:41,807 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110 to 110. [2024-11-23 22:43:41,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 110 states, 93 states have (on average 1.3870967741935485) internal successors, (129), 93 states have internal predecessors, (129), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2024-11-23 22:43:41,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 110 states and 159 transitions. [2024-11-23 22:43:41,812 INFO L78 Accepts]: Start accepts. Automaton has 110 states and 159 transitions. Word has length 129 [2024-11-23 22:43:41,813 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:43:41,813 INFO L471 AbstractCegarLoop]: Abstraction has 110 states and 159 transitions. [2024-11-23 22:43:41,814 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.25) internal successors, (57), 4 states have internal predecessors, (57), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-23 22:43:41,814 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 159 transitions. [2024-11-23 22:43:41,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2024-11-23 22:43:41,819 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:43:41,819 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:43:41,829 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0 [2024-11-23 22:43:42,020 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-23 22:43:42,020 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:43:42,020 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:43:42,021 INFO L85 PathProgramCache]: Analyzing trace with hash -1547220764, now seen corresponding path program 1 times [2024-11-23 22:43:42,021 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-23 22:43:42,022 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1262315053] [2024-11-23 22:43:42,022 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:43:42,022 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-23 22:43:42,022 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-23 22:43:42,025 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-23 22:43:42,027 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2024-11-23 22:43:42,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:43:42,530 INFO L256 TraceCheckSpWp]: Trace formula consists of 311 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-23 22:43:42,533 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 22:43:42,585 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-11-23 22:43:42,585 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-23 22:43:42,585 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-23 22:43:42,585 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1262315053] [2024-11-23 22:43:42,585 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1262315053] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 22:43:42,585 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 22:43:42,586 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-23 22:43:42,586 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [229889153] [2024-11-23 22:43:42,586 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:43:42,586 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-23 22:43:42,586 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-23 22:43:42,587 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-23 22:43:42,587 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-23 22:43:42,587 INFO L87 Difference]: Start difference. First operand 110 states and 159 transitions. Second operand has 5 states, 5 states have (on average 11.8) internal successors, (59), 5 states have internal predecessors, (59), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-23 22:43:42,674 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:43:42,674 INFO L93 Difference]: Finished difference Result 222 states and 322 transitions. [2024-11-23 22:43:42,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-23 22:43:42,675 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.8) internal successors, (59), 5 states have internal predecessors, (59), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 131 [2024-11-23 22:43:42,676 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:43:42,677 INFO L225 Difference]: With dead ends: 222 [2024-11-23 22:43:42,677 INFO L226 Difference]: Without dead ends: 115 [2024-11-23 22:43:42,678 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 130 GetRequests, 127 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-23 22:43:42,679 INFO L435 NwaCegarLoop]: 150 mSDtfsCounter, 1 mSDsluCounter, 434 mSDsCounter, 0 mSdLazyCounter, 33 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 584 SdHoareTripleChecker+Invalid, 36 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 33 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-23 22:43:42,679 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 584 Invalid, 36 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 33 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-23 22:43:42,684 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 115 states. [2024-11-23 22:43:42,694 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 115 to 114. [2024-11-23 22:43:42,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 114 states, 97 states have (on average 1.3711340206185567) internal successors, (133), 97 states have internal predecessors, (133), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2024-11-23 22:43:42,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 163 transitions. [2024-11-23 22:43:42,699 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 163 transitions. Word has length 131 [2024-11-23 22:43:42,700 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:43:42,700 INFO L471 AbstractCegarLoop]: Abstraction has 114 states and 163 transitions. [2024-11-23 22:43:42,700 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.8) internal successors, (59), 5 states have internal predecessors, (59), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-23 22:43:42,700 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 163 transitions. [2024-11-23 22:43:42,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2024-11-23 22:43:42,704 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:43:42,705 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:43:42,715 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2024-11-23 22:43:42,905 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-23 22:43:42,906 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:43:42,906 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:43:42,906 INFO L85 PathProgramCache]: Analyzing trace with hash 227786598, now seen corresponding path program 1 times [2024-11-23 22:43:42,907 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-23 22:43:42,907 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1259997681] [2024-11-23 22:43:42,907 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:43:42,907 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-23 22:43:42,907 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-23 22:43:42,909 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-23 22:43:42,911 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2024-11-23 22:43:43,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:43:43,356 INFO L256 TraceCheckSpWp]: Trace formula consists of 308 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-23 22:43:43,361 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 22:43:43,675 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 95 treesize of output 41 [2024-11-23 22:43:43,728 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 224 proven. 0 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2024-11-23 22:43:43,729 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-23 22:43:43,729 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-23 22:43:43,729 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1259997681] [2024-11-23 22:43:43,729 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1259997681] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 22:43:43,729 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 22:43:43,729 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-23 22:43:43,729 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1315276559] [2024-11-23 22:43:43,729 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:43:43,730 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-23 22:43:43,730 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-23 22:43:43,730 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-23 22:43:43,731 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-23 22:43:43,731 INFO L87 Difference]: Start difference. First operand 114 states and 163 transitions. Second operand has 6 states, 6 states have (on average 10.333333333333334) internal successors, (62), 5 states have internal predecessors, (62), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-11-23 22:43:45,161 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.43s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-23 22:43:48,730 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:43:48,730 INFO L93 Difference]: Finished difference Result 226 states and 324 transitions. [2024-11-23 22:43:48,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-23 22:43:48,731 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.333333333333334) internal successors, (62), 5 states have internal predecessors, (62), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 131 [2024-11-23 22:43:48,731 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:43:48,732 INFO L225 Difference]: With dead ends: 226 [2024-11-23 22:43:48,732 INFO L226 Difference]: Without dead ends: 115 [2024-11-23 22:43:48,733 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 133 GetRequests, 126 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2024-11-23 22:43:48,733 INFO L435 NwaCegarLoop]: 134 mSDtfsCounter, 123 mSDsluCounter, 304 mSDsCounter, 0 mSdLazyCounter, 176 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 123 SdHoareTripleChecker+Valid, 438 SdHoareTripleChecker+Invalid, 177 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 176 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.9s IncrementalHoareTripleChecker+Time [2024-11-23 22:43:48,734 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [123 Valid, 438 Invalid, 177 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 176 Invalid, 0 Unknown, 0 Unchecked, 4.9s Time] [2024-11-23 22:43:48,735 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 115 states. [2024-11-23 22:43:48,741 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 115 to 114. [2024-11-23 22:43:48,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 114 states, 97 states have (on average 1.3608247422680413) internal successors, (132), 97 states have internal predecessors, (132), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2024-11-23 22:43:48,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 162 transitions. [2024-11-23 22:43:48,743 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 162 transitions. Word has length 131 [2024-11-23 22:43:48,743 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:43:48,743 INFO L471 AbstractCegarLoop]: Abstraction has 114 states and 162 transitions. [2024-11-23 22:43:48,743 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.333333333333334) internal successors, (62), 5 states have internal predecessors, (62), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-11-23 22:43:48,743 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 162 transitions. [2024-11-23 22:43:48,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2024-11-23 22:43:48,745 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:43:48,745 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:43:48,755 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/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)] Ended with exit code 0 [2024-11-23 22:43:48,946 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-23 22:43:48,946 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:43:48,947 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:43:48,947 INFO L85 PathProgramCache]: Analyzing trace with hash -1395501140, now seen corresponding path program 1 times [2024-11-23 22:43:48,947 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-23 22:43:48,947 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [819342565] [2024-11-23 22:43:48,947 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:43:48,947 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-23 22:43:48,947 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-23 22:43:48,949 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-23 22:43:48,950 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/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 [2024-11-23 22:43:49,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:43:49,358 INFO L256 TraceCheckSpWp]: Trace formula consists of 314 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-23 22:43:49,363 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 22:43:49,781 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 95 treesize of output 41 [2024-11-23 22:43:49,824 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2024-11-23 22:43:49,825 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-23 22:43:49,825 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-23 22:43:49,825 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [819342565] [2024-11-23 22:43:49,825 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [819342565] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 22:43:49,825 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 22:43:49,825 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-23 22:43:49,825 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1820660844] [2024-11-23 22:43:49,825 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:43:49,826 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-23 22:43:49,826 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-23 22:43:49,826 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-23 22:43:49,827 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-23 22:43:49,827 INFO L87 Difference]: Start difference. First operand 114 states and 162 transitions. Second operand has 6 states, 6 states have (on average 10.666666666666666) internal successors, (64), 5 states have internal predecessors, (64), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-11-23 22:43:51,214 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.39s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-23 22:43:55,043 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:43:55,043 INFO L93 Difference]: Finished difference Result 226 states and 322 transitions. [2024-11-23 22:43:55,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-23 22:43:55,044 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.666666666666666) internal successors, (64), 5 states have internal predecessors, (64), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 133 [2024-11-23 22:43:55,045 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:43:55,046 INFO L225 Difference]: With dead ends: 226 [2024-11-23 22:43:55,046 INFO L226 Difference]: Without dead ends: 115 [2024-11-23 22:43:55,046 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 135 GetRequests, 128 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2024-11-23 22:43:55,047 INFO L435 NwaCegarLoop]: 133 mSDtfsCounter, 102 mSDsluCounter, 301 mSDsCounter, 0 mSdLazyCounter, 176 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 102 SdHoareTripleChecker+Valid, 434 SdHoareTripleChecker+Invalid, 177 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 176 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.1s IncrementalHoareTripleChecker+Time [2024-11-23 22:43:55,047 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [102 Valid, 434 Invalid, 177 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 176 Invalid, 0 Unknown, 0 Unchecked, 5.1s Time] [2024-11-23 22:43:55,050 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 115 states. [2024-11-23 22:43:55,061 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 115 to 114. [2024-11-23 22:43:55,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 114 states, 97 states have (on average 1.3505154639175259) internal successors, (131), 97 states have internal predecessors, (131), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2024-11-23 22:43:55,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 161 transitions. [2024-11-23 22:43:55,067 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 161 transitions. Word has length 133 [2024-11-23 22:43:55,067 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:43:55,067 INFO L471 AbstractCegarLoop]: Abstraction has 114 states and 161 transitions. [2024-11-23 22:43:55,067 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.666666666666666) internal successors, (64), 5 states have internal predecessors, (64), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-11-23 22:43:55,068 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 161 transitions. [2024-11-23 22:43:55,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2024-11-23 22:43:55,069 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:43:55,069 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:43:55,080 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/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)] Forceful destruction successful, exit code 0 [2024-11-23 22:43:55,270 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-23 22:43:55,270 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:43:55,270 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:43:55,270 INFO L85 PathProgramCache]: Analyzing trace with hash 752811686, now seen corresponding path program 1 times [2024-11-23 22:43:55,271 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-23 22:43:55,271 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [228098843] [2024-11-23 22:43:55,271 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:43:55,271 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-23 22:43:55,271 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-23 22:43:55,273 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-23 22:43:55,274 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2024-11-23 22:43:55,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:43:55,821 INFO L256 TraceCheckSpWp]: Trace formula consists of 320 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-23 22:43:55,824 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 22:43:55,858 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 [2024-11-23 22:43:55,916 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-11-23 22:43:55,916 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-23 22:43:55,916 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-23 22:43:55,916 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [228098843] [2024-11-23 22:43:55,916 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [228098843] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 22:43:55,916 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 22:43:55,917 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-23 22:43:55,917 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2000339165] [2024-11-23 22:43:55,917 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:43:55,917 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-23 22:43:55,917 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-23 22:43:55,918 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-23 22:43:55,918 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-23 22:43:55,918 INFO L87 Difference]: Start difference. First operand 114 states and 161 transitions. Second operand has 4 states, 4 states have (on average 15.75) internal successors, (63), 4 states have internal predecessors, (63), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-23 22:43:57,173 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.25s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-23 22:43:58,765 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:43:58,765 INFO L93 Difference]: Finished difference Result 227 states and 322 transitions. [2024-11-23 22:43:58,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-23 22:43:58,766 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.75) internal successors, (63), 4 states have internal predecessors, (63), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 135 [2024-11-23 22:43:58,767 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:43:58,768 INFO L225 Difference]: With dead ends: 227 [2024-11-23 22:43:58,768 INFO L226 Difference]: Without dead ends: 116 [2024-11-23 22:43:58,768 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 134 GetRequests, 132 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-23 22:43:58,772 INFO L435 NwaCegarLoop]: 151 mSDtfsCounter, 0 mSDsluCounter, 225 mSDsCounter, 0 mSdLazyCounter, 82 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 376 SdHoareTripleChecker+Invalid, 82 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 82 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2024-11-23 22:43:58,772 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 376 Invalid, 82 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 82 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2024-11-23 22:43:58,773 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116 states. [2024-11-23 22:43:58,785 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116 to 116. [2024-11-23 22:43:58,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 116 states, 99 states have (on average 1.3434343434343434) internal successors, (133), 99 states have internal predecessors, (133), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2024-11-23 22:43:58,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 116 states and 163 transitions. [2024-11-23 22:43:58,787 INFO L78 Accepts]: Start accepts. Automaton has 116 states and 163 transitions. Word has length 135 [2024-11-23 22:43:58,787 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:43:58,790 INFO L471 AbstractCegarLoop]: Abstraction has 116 states and 163 transitions. [2024-11-23 22:43:58,790 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.75) internal successors, (63), 4 states have internal predecessors, (63), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-23 22:43:58,790 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 163 transitions. [2024-11-23 22:43:58,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2024-11-23 22:43:58,792 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:43:58,792 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:43:58,803 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/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 [2024-11-23 22:43:58,993 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-23 22:43:58,993 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:43:58,993 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:43:58,994 INFO L85 PathProgramCache]: Analyzing trace with hash 1175513512, now seen corresponding path program 1 times [2024-11-23 22:43:58,994 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-23 22:43:58,994 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [297159220] [2024-11-23 22:43:58,994 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:43:58,994 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-23 22:43:58,994 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-23 22:43:58,996 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-23 22:43:58,997 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/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 [2024-11-23 22:43:59,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:43:59,468 INFO L256 TraceCheckSpWp]: Trace formula consists of 321 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-23 22:43:59,473 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 22:43:59,650 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-23 22:43:59,650 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 46 treesize of output 34 [2024-11-23 22:43:59,716 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-11-23 22:43:59,716 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-23 22:43:59,716 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-23 22:43:59,716 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [297159220] [2024-11-23 22:43:59,716 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [297159220] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 22:43:59,716 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 22:43:59,717 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-23 22:43:59,717 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1130993478] [2024-11-23 22:43:59,717 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:43:59,717 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-23 22:43:59,717 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-23 22:43:59,718 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-23 22:43:59,718 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-23 22:43:59,718 INFO L87 Difference]: Start difference. First operand 116 states and 163 transitions. Second operand has 5 states, 5 states have (on average 12.6) internal successors, (63), 5 states have internal predecessors, (63), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-23 22:44:00,943 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.22s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-23 22:44:02,234 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.29s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-23 22:44:05,532 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:44:05,532 INFO L93 Difference]: Finished difference Result 229 states and 323 transitions. [2024-11-23 22:44:05,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-23 22:44:05,532 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.6) internal successors, (63), 5 states have internal predecessors, (63), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 135 [2024-11-23 22:44:05,533 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:44:05,533 INFO L225 Difference]: With dead ends: 229 [2024-11-23 22:44:05,533 INFO L226 Difference]: Without dead ends: 116 [2024-11-23 22:44:05,534 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 134 GetRequests, 131 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-23 22:44:05,534 INFO L435 NwaCegarLoop]: 150 mSDtfsCounter, 0 mSDsluCounter, 298 mSDsCounter, 0 mSdLazyCounter, 165 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 448 SdHoareTripleChecker+Invalid, 165 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 165 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.8s IncrementalHoareTripleChecker+Time [2024-11-23 22:44:05,535 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 448 Invalid, 165 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 165 Invalid, 0 Unknown, 0 Unchecked, 5.8s Time] [2024-11-23 22:44:05,535 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116 states. [2024-11-23 22:44:05,540 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116 to 114. [2024-11-23 22:44:05,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 114 states, 97 states have (on average 1.3402061855670102) internal successors, (130), 97 states have internal predecessors, (130), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2024-11-23 22:44:05,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 160 transitions. [2024-11-23 22:44:05,542 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 160 transitions. Word has length 135 [2024-11-23 22:44:05,542 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:44:05,542 INFO L471 AbstractCegarLoop]: Abstraction has 114 states and 160 transitions. [2024-11-23 22:44:05,542 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.6) internal successors, (63), 5 states have internal predecessors, (63), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-23 22:44:05,543 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 160 transitions. [2024-11-23 22:44:05,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2024-11-23 22:44:05,556 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:44:05,556 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:44:05,568 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/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 [2024-11-23 22:44:05,757 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-23 22:44:05,757 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:44:05,757 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:44:05,757 INFO L85 PathProgramCache]: Analyzing trace with hash 1295579430, now seen corresponding path program 1 times [2024-11-23 22:44:05,758 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-23 22:44:05,758 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [242948921] [2024-11-23 22:44:05,758 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:44:05,758 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-23 22:44:05,758 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-23 22:44:05,760 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-23 22:44:05,761 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2024-11-23 22:44:06,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:44:06,345 INFO L256 TraceCheckSpWp]: Trace formula consists of 327 conjuncts, 44 conjuncts are in the unsatisfiable core [2024-11-23 22:44:06,354 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 22:44:06,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-23 22:44:06,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-23 22:44:06,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-23 22:44:06,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-23 22:44:06,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-23 22:44:06,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-23 22:44:06,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-23 22:44:06,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-23 22:44:06,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-23 22:44:06,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-23 22:44:06,495 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 65 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 42 [2024-11-23 22:44:07,097 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 65 [2024-11-23 22:44:08,609 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 28 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 68 [2024-11-23 22:44:09,501 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 68 [2024-11-23 22:44:10,561 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 68 [2024-11-23 22:44:11,694 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 68 [2024-11-23 22:44:12,618 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 61 [2024-11-23 22:44:13,582 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 65 [2024-11-23 22:44:14,851 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 68 [2024-11-23 22:44:15,797 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 61 [2024-11-23 22:44:16,757 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 59 [2024-11-23 22:44:16,913 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 58 [2024-11-23 22:44:17,019 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-23 22:44:17,019 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 66 treesize of output 34 [2024-11-23 22:44:17,070 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 24 proven. 264 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2024-11-23 22:44:17,070 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-23 22:44:17,541 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-23 22:44:17,541 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [242948921] [2024-11-23 22:44:17,542 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [242948921] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-23 22:44:17,542 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [2106664282] [2024-11-23 22:44:17,542 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:44:17,542 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-23 22:44:17,542 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/bin/uautomizer-verify-LYvppIcaGC/cvc4 [2024-11-23 22:44:17,544 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-23 22:44:17,545 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-11-23 22:44:19,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:44:19,480 INFO L256 TraceCheckSpWp]: Trace formula consists of 327 conjuncts, 44 conjuncts are in the unsatisfiable core [2024-11-23 22:44:19,488 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 22:44:19,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-23 22:44:19,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-23 22:44:19,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-23 22:44:19,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-23 22:44:19,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-23 22:44:19,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-23 22:44:19,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-23 22:44:19,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-23 22:44:19,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-23 22:44:19,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-23 22:44:19,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-23 22:44:19,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-23 22:44:19,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-23 22:44:19,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-23 22:44:19,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-23 22:44:19,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-23 22:44:19,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-23 22:44:19,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-23 22:44:19,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-23 22:44:19,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-23 22:44:19,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-23 22:44:19,589 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 76 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 58 [2024-11-23 22:44:20,104 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 79 [2024-11-23 22:44:21,196 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 36 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 77 treesize of output 87 [2024-11-23 22:44:25,820 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 28 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 78 treesize of output 91 [2024-11-23 22:44:30,625 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 28 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 78 treesize of output 91 [2024-11-23 22:44:35,586 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 36 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 90 [2024-11-23 22:44:36,679 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 36 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 90 [2024-11-23 22:44:37,797 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 28 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 83 [2024-11-23 22:44:42,656 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 79 [2024-11-23 22:44:43,593 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 21 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 72 [2024-11-23 22:44:48,222 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 70 [2024-11-23 22:44:48,446 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 68 [2024-11-23 22:44:48,615 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 38 [2024-11-23 22:44:48,634 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 8 proven. 348 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2024-11-23 22:44:48,634 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-23 22:44:48,901 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [2106664282] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-23 22:44:48,901 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-23 22:44:48,901 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 10] total 17 [2024-11-23 22:44:48,901 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1617846152] [2024-11-23 22:44:48,901 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-23 22:44:48,902 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2024-11-23 22:44:48,902 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-23 22:44:48,903 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2024-11-23 22:44:48,903 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=377, Unknown=5, NotChecked=0, Total=462 [2024-11-23 22:44:48,903 INFO L87 Difference]: Start difference. First operand 114 states and 160 transitions. Second operand has 18 states, 18 states have (on average 7.222222222222222) internal successors, (130), 17 states have internal predecessors, (130), 10 states have call successors, (30), 10 states have call predecessors, (30), 10 states have return successors, (30), 10 states have call predecessors, (30), 10 states have call successors, (30) [2024-11-23 22:44:51,574 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.69s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-23 22:44:52,932 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.36s for a HTC check with result VALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-23 22:44:55,230 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.30s for a HTC check with result VALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-23 22:44:56,492 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.26s for a HTC check with result VALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-23 22:44:57,890 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.40s for a HTC check with result VALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-23 22:44:59,003 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result VALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-23 22:45:02,645 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.66s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-23 22:45:04,411 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.77s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-23 22:45:14,492 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:45:14,492 INFO L93 Difference]: Finished difference Result 315 states and 433 transitions. [2024-11-23 22:45:14,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-23 22:45:14,493 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 18 states have (on average 7.222222222222222) internal successors, (130), 17 states have internal predecessors, (130), 10 states have call successors, (30), 10 states have call predecessors, (30), 10 states have return successors, (30), 10 states have call predecessors, (30), 10 states have call successors, (30) Word has length 136 [2024-11-23 22:45:14,493 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:45:14,494 INFO L225 Difference]: With dead ends: 315 [2024-11-23 22:45:14,495 INFO L226 Difference]: Without dead ends: 204 [2024-11-23 22:45:14,496 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 338 GetRequests, 309 SyntacticMatches, 1 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 210 ImplicationChecksByTransitivity, 21.1s TimeCoverageRelationStatistics Valid=175, Invalid=690, Unknown=5, NotChecked=0, Total=870 [2024-11-23 22:45:14,496 INFO L435 NwaCegarLoop]: 103 mSDtfsCounter, 125 mSDsluCounter, 639 mSDsCounter, 0 mSdLazyCounter, 1002 mSolverCounterSat, 61 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 23.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 125 SdHoareTripleChecker+Valid, 742 SdHoareTripleChecker+Invalid, 1064 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 61 IncrementalHoareTripleChecker+Valid, 1002 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 24.1s IncrementalHoareTripleChecker+Time [2024-11-23 22:45:14,496 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [125 Valid, 742 Invalid, 1064 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [61 Valid, 1002 Invalid, 1 Unknown, 0 Unchecked, 24.1s Time] [2024-11-23 22:45:14,498 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 204 states. [2024-11-23 22:45:14,526 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 204 to 197. [2024-11-23 22:45:14,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 197 states, 159 states have (on average 1.2893081761006289) internal successors, (205), 159 states have internal predecessors, (205), 30 states have call successors, (30), 7 states have call predecessors, (30), 7 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2024-11-23 22:45:14,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 197 states and 265 transitions. [2024-11-23 22:45:14,527 INFO L78 Accepts]: Start accepts. Automaton has 197 states and 265 transitions. Word has length 136 [2024-11-23 22:45:14,528 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:45:14,528 INFO L471 AbstractCegarLoop]: Abstraction has 197 states and 265 transitions. [2024-11-23 22:45:14,528 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 7.222222222222222) internal successors, (130), 17 states have internal predecessors, (130), 10 states have call successors, (30), 10 states have call predecessors, (30), 10 states have return successors, (30), 10 states have call predecessors, (30), 10 states have call successors, (30) [2024-11-23 22:45:14,528 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 265 transitions. [2024-11-23 22:45:14,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2024-11-23 22:45:14,529 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:45:14,529 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:45:14,543 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt (11)] Ended with exit code 0 [2024-11-23 22:45:14,743 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (10)] Ended with exit code 0 [2024-11-23 22:45:14,934 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-23 22:45:14,934 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:45:14,935 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:45:14,935 INFO L85 PathProgramCache]: Analyzing trace with hash 1514434148, now seen corresponding path program 1 times [2024-11-23 22:45:14,936 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-23 22:45:14,936 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [160040258] [2024-11-23 22:45:14,936 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:45:14,936 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-23 22:45:14,936 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-23 22:45:14,938 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-23 22:45:14,941 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/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 [2024-11-23 22:45:15,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:45:15,651 INFO L256 TraceCheckSpWp]: Trace formula consists of 328 conjuncts, 52 conjuncts are in the unsatisfiable core [2024-11-23 22:45:15,659 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 22:45:16,925 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 19 treesize of output 8 [2024-11-23 22:45:18,670 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 112 treesize of output 59 [2024-11-23 22:45:20,035 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 109 treesize of output 67 [2024-11-23 22:45:21,780 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 120 treesize of output 70 [2024-11-23 22:45:23,210 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 117 treesize of output 78 [2024-11-23 22:45:24,884 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 125 treesize of output 89 [2024-11-23 22:45:26,506 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 118 treesize of output 98 [2024-11-23 22:45:27,724 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 115 treesize of output 106 [2024-11-23 22:45:29,722 INFO L349 Elim1Store]: treesize reduction 91, result has 14.2 percent of original size [2024-11-23 22:45:29,723 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 21 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 7 case distinctions, treesize of input 128 treesize of output 133 [2024-11-23 22:45:30,083 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 135 treesize of output 121 [2024-11-23 22:45:30,731 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 36 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 181 treesize of output 158 [2024-11-23 22:45:31,137 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 45 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 196 treesize of output 164 [2024-11-23 22:45:31,857 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-23 22:45:31,858 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 9 select indices, 9 select index equivalence classes, 36 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 36 case distinctions, treesize of input 332 treesize of output 168 [2024-11-23 22:45:32,182 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 180 proven. 192 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2024-11-23 22:45:32,182 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-23 22:45:58,383 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-23 22:45:58,383 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [160040258] [2024-11-23 22:45:58,383 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [160040258] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-23 22:45:58,383 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1230585788] [2024-11-23 22:45:58,383 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:45:58,383 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-23 22:45:58,383 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/bin/uautomizer-verify-LYvppIcaGC/cvc4 [2024-11-23 22:45:58,385 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-23 22:45:58,386 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-11-23 22:46:01,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:46:01,300 INFO L256 TraceCheckSpWp]: Trace formula consists of 328 conjuncts, 53 conjuncts are in the unsatisfiable core [2024-11-23 22:46:01,308 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 22:46:04,421 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 22 treesize of output 1 [2024-11-23 22:46:24,204 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 101 treesize of output 63 [2024-11-23 22:46:31,060 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 112 treesize of output 66 [2024-11-23 22:46:33,628 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 112 treesize of output 66 [2024-11-23 22:46:35,873 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 109 treesize of output 74 [2024-11-23 22:46:43,160 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 120 treesize of output 77 [2024-11-23 22:46:45,579 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 120 treesize of output 77 [2024-11-23 22:46:47,971 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 117 treesize of output 85 [2024-11-23 22:46:51,698 INFO L349 Elim1Store]: treesize reduction 79, result has 16.0 percent of original size [2024-11-23 22:46:51,698 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 130 treesize of output 112 [2024-11-23 22:46:52,462 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 137 treesize of output 100 [2024-11-23 22:46:53,683 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 28 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 183 treesize of output 137 [2024-11-23 22:46:54,589 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 36 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 198 treesize of output 143 [2024-11-23 22:46:56,005 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 8 select indices, 8 select index equivalence classes, 28 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 343 treesize of output 151 [2024-11-23 22:46:56,076 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 140 proven. 192 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2024-11-23 22:46:56,076 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-23 22:47:19,851 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1230585788] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-23 22:47:19,851 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-23 22:47:19,851 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 16] total 29 [2024-11-23 22:47:19,851 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1749281745] [2024-11-23 22:47:19,851 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-23 22:47:19,852 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2024-11-23 22:47:19,852 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-23 22:47:19,852 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2024-11-23 22:47:19,853 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=148, Invalid=1173, Unknown=11, NotChecked=0, Total=1332 [2024-11-23 22:47:19,853 INFO L87 Difference]: Start difference. First operand 197 states and 265 transitions. Second operand has 30 states, 30 states have (on average 4.733333333333333) internal successors, (142), 29 states have internal predecessors, (142), 11 states have call successors, (30), 11 states have call predecessors, (30), 11 states have return successors, (30), 11 states have call predecessors, (30), 11 states have call successors, (30) [2024-11-23 22:47:20,981 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.13s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-23 22:47:23,062 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-23 22:47:24,220 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.16s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-23 22:47:26,272 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result VALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-23 22:47:27,559 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.29s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-23 22:47:29,023 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.46s for a HTC check with result VALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-23 22:47:30,068 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-23 22:47:31,325 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.26s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-23 22:47:32,644 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.32s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-23 22:47:35,015 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.35s for a HTC check with result VALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-23 22:47:36,334 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.32s for a HTC check with result VALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-23 22:47:37,386 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.05s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-23 22:47:38,782 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.40s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-23 22:47:40,090 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.31s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-23 22:47:41,232 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.14s for a HTC check with result VALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-23 22:47:43,169 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.94s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-23 22:47:44,630 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.46s for a HTC check with result VALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-23 22:48:36,472 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:48:36,472 INFO L93 Difference]: Finished difference Result 508 states and 675 transitions. [2024-11-23 22:48:36,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-11-23 22:48:36,475 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 30 states have (on average 4.733333333333333) internal successors, (142), 29 states have internal predecessors, (142), 11 states have call successors, (30), 11 states have call predecessors, (30), 11 states have return successors, (30), 11 states have call predecessors, (30), 11 states have call successors, (30) Word has length 136 [2024-11-23 22:48:36,476 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:48:36,478 INFO L225 Difference]: With dead ends: 508 [2024-11-23 22:48:36,478 INFO L226 Difference]: Without dead ends: 397 [2024-11-23 22:48:36,479 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 347 GetRequests, 290 SyntacticMatches, 5 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 631 ImplicationChecksByTransitivity, 93.8s TimeCoverageRelationStatistics Valid=452, Invalid=2398, Unknown=12, NotChecked=0, Total=2862 [2024-11-23 22:48:36,480 INFO L435 NwaCegarLoop]: 89 mSDtfsCounter, 1276 mSDsluCounter, 1055 mSDsCounter, 0 mSdLazyCounter, 2416 mSolverCounterSat, 256 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 62.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1276 SdHoareTripleChecker+Valid, 1144 SdHoareTripleChecker+Invalid, 2676 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 256 IncrementalHoareTripleChecker+Valid, 2416 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 63.3s IncrementalHoareTripleChecker+Time [2024-11-23 22:48:36,480 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1276 Valid, 1144 Invalid, 2676 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [256 Valid, 2416 Invalid, 4 Unknown, 0 Unchecked, 63.3s Time] [2024-11-23 22:48:36,481 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 397 states. [2024-11-23 22:48:36,558 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 397 to 388. [2024-11-23 22:48:36,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 388 states, 308 states have (on average 1.2694805194805194) internal successors, (391), 309 states have internal predecessors, (391), 58 states have call successors, (58), 21 states have call predecessors, (58), 21 states have return successors, (58), 57 states have call predecessors, (58), 58 states have call successors, (58) [2024-11-23 22:48:36,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 388 states and 507 transitions. [2024-11-23 22:48:36,562 INFO L78 Accepts]: Start accepts. Automaton has 388 states and 507 transitions. Word has length 136 [2024-11-23 22:48:36,562 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:48:36,562 INFO L471 AbstractCegarLoop]: Abstraction has 388 states and 507 transitions. [2024-11-23 22:48:36,563 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 30 states have (on average 4.733333333333333) internal successors, (142), 29 states have internal predecessors, (142), 11 states have call successors, (30), 11 states have call predecessors, (30), 11 states have return successors, (30), 11 states have call predecessors, (30), 11 states have call successors, (30) [2024-11-23 22:48:36,563 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 507 transitions. [2024-11-23 22:48:36,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2024-11-23 22:48:36,564 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:48:36,564 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:48:36,578 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/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)] Ended with exit code 0 [2024-11-23 22:48:36,774 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2024-11-23 22:48:36,965 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt [2024-11-23 22:48:36,965 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:48:36,966 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:48:36,966 INFO L85 PathProgramCache]: Analyzing trace with hash -1358591470, now seen corresponding path program 1 times [2024-11-23 22:48:36,966 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-23 22:48:36,966 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [134612642] [2024-11-23 22:48:36,966 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:48:36,966 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-23 22:48:36,966 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-23 22:48:36,968 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-23 22:48:36,969 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (14)] Waiting until timeout for monitored process [2024-11-23 22:48:37,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:48:37,450 INFO L256 TraceCheckSpWp]: Trace formula consists of 333 conjuncts, 40 conjuncts are in the unsatisfiable core [2024-11-23 22:48:37,457 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 22:48:38,019 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-11-23 22:48:39,792 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 13 [2024-11-23 22:48:40,847 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2024-11-23 22:48:42,286 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 21 [2024-11-23 22:48:44,023 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 24 [2024-11-23 22:48:45,304 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 24 [2024-11-23 22:48:46,839 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2024-11-23 22:48:48,671 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 35 [2024-11-23 22:48:50,281 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 35 [2024-11-23 22:48:52,774 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 40 [2024-11-23 22:48:52,881 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 56 [2024-11-23 22:48:53,135 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-23 22:48:53,136 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 63 treesize of output 59 [2024-11-23 22:48:53,536 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-23 22:48:53,537 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 56 treesize of output 28 [2024-11-23 22:48:53,681 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 214 proven. 137 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2024-11-23 22:48:53,681 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-23 22:48:55,289 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-23 22:48:55,289 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [134612642] [2024-11-23 22:48:55,289 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [134612642] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-23 22:48:55,289 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1779612867] [2024-11-23 22:48:55,289 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:48:55,290 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-23 22:48:55,290 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/bin/uautomizer-verify-LYvppIcaGC/cvc4 [2024-11-23 22:48:55,291 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-23 22:48:55,293 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-11-23 22:48:57,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:48:57,089 INFO L256 TraceCheckSpWp]: Trace formula consists of 333 conjuncts, 40 conjuncts are in the unsatisfiable core [2024-11-23 22:48:57,096 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 22:48:57,907 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 [2024-11-23 22:48:59,529 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 28 [2024-11-23 22:49:05,200 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2024-11-23 22:49:07,425 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 53 [2024-11-23 22:49:09,871 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 56 [2024-11-23 22:49:11,821 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 64 [2024-11-23 22:49:14,576 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 75 [2024-11-23 22:49:17,337 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 78 [2024-11-23 22:49:19,469 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 86 [2024-11-23 22:49:23,661 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 36 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 94 [2024-11-23 22:49:23,877 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 45 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 110 [2024-11-23 22:49:24,468 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 55 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 93 treesize of output 108 [2024-11-23 22:49:25,460 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 10 select indices, 10 select index equivalence classes, 45 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 86 treesize of output 42 [2024-11-23 22:49:25,569 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 276 proven. 104 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-11-23 22:49:25,569 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-23 22:49:26,300 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1779612867] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-23 22:49:26,300 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-23 22:49:26,300 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 14] total 27 [2024-11-23 22:49:26,300 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1935246152] [2024-11-23 22:49:26,300 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-23 22:49:26,301 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 28 states [2024-11-23 22:49:26,301 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-23 22:49:26,301 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2024-11-23 22:49:26,302 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=154, Invalid=967, Unknown=1, NotChecked=0, Total=1122 [2024-11-23 22:49:26,302 INFO L87 Difference]: Start difference. First operand 388 states and 507 transitions. Second operand has 28 states, 27 states have (on average 5.37037037037037) internal successors, (145), 27 states have internal predecessors, (145), 13 states have call successors, (30), 12 states have call predecessors, (30), 13 states have return successors, (30), 12 states have call predecessors, (30), 13 states have call successors, (30) [2024-11-23 22:49:28,170 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.87s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-23 22:49:29,303 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.13s for a HTC check with result VALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-23 22:49:31,514 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.21s for a HTC check with result VALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-23 22:49:33,465 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.95s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-23 22:49:35,190 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.73s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-23 22:49:36,963 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.77s for a HTC check with result VALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-23 22:49:38,438 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.47s for a HTC check with result VALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-23 22:49:40,055 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.62s for a HTC check with result VALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-23 22:49:41,089 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.03s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-23 22:49:42,361 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.27s for a HTC check with result VALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-23 22:49:43,754 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.39s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-23 22:49:45,076 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.32s for a HTC check with result VALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-23 22:49:46,931 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.86s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-23 22:49:49,019 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-23 22:49:51,072 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result VALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-23 22:49:52,673 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.60s for a HTC check with result VALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-23 22:49:54,252 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.58s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-23 22:50:25,512 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-23 22:50:29,541 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-23 22:50:37,805 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-23 22:50:46,074 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-23 22:50:50,095 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-23 22:50:54,113 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-23 22:50:58,140 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-23 22:51:06,400 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-23 22:51:10,421 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-23 22:51:18,679 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-23 22:51:22,701 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-23 22:51:39,674 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:51:39,674 INFO L93 Difference]: Finished difference Result 688 states and 888 transitions. [2024-11-23 22:51:39,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-11-23 22:51:39,676 INFO L78 Accepts]: Start accepts. Automaton has has 28 states, 27 states have (on average 5.37037037037037) internal successors, (145), 27 states have internal predecessors, (145), 13 states have call successors, (30), 12 states have call predecessors, (30), 13 states have return successors, (30), 12 states have call predecessors, (30), 13 states have call successors, (30) Word has length 137 [2024-11-23 22:51:39,676 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:51:39,683 INFO L225 Difference]: With dead ends: 688 [2024-11-23 22:51:39,683 INFO L226 Difference]: Without dead ends: 460 [2024-11-23 22:51:39,685 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 372 GetRequests, 299 SyntacticMatches, 3 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1389 ImplicationChecksByTransitivity, 50.1s TimeCoverageRelationStatistics Valid=918, Invalid=4187, Unknown=7, NotChecked=0, Total=5112 [2024-11-23 22:51:39,686 INFO L435 NwaCegarLoop]: 74 mSDtfsCounter, 508 mSDsluCounter, 795 mSDsCounter, 0 mSdLazyCounter, 1734 mSolverCounterSat, 284 mSolverCounterUnsat, 11 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 94.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 508 SdHoareTripleChecker+Valid, 869 SdHoareTripleChecker+Invalid, 2029 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 284 IncrementalHoareTripleChecker+Valid, 1734 IncrementalHoareTripleChecker+Invalid, 11 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 95.5s IncrementalHoareTripleChecker+Time [2024-11-23 22:51:39,687 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [508 Valid, 869 Invalid, 2029 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [284 Valid, 1734 Invalid, 11 Unknown, 0 Unchecked, 95.5s Time] [2024-11-23 22:51:39,688 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 460 states. [2024-11-23 22:51:39,804 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 460 to 384. [2024-11-23 22:51:39,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 384 states, 301 states have (on average 1.2524916943521596) internal successors, (377), 301 states have internal predecessors, (377), 56 states have call successors, (56), 26 states have call predecessors, (56), 26 states have return successors, (56), 56 states have call predecessors, (56), 56 states have call successors, (56) [2024-11-23 22:51:39,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 384 states and 489 transitions. [2024-11-23 22:51:39,808 INFO L78 Accepts]: Start accepts. Automaton has 384 states and 489 transitions. Word has length 137 [2024-11-23 22:51:39,808 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:51:39,808 INFO L471 AbstractCegarLoop]: Abstraction has 384 states and 489 transitions. [2024-11-23 22:51:39,808 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 28 states, 27 states have (on average 5.37037037037037) internal successors, (145), 27 states have internal predecessors, (145), 13 states have call successors, (30), 12 states have call predecessors, (30), 13 states have return successors, (30), 12 states have call predecessors, (30), 13 states have call successors, (30) [2024-11-23 22:51:39,809 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 489 transitions. [2024-11-23 22:51:39,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2024-11-23 22:51:39,810 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:51:39,810 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:51:39,822 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (14)] Ended with exit code 0 [2024-11-23 22:51:40,019 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt (15)] Ended with exit code 0 [2024-11-23 22:51:40,210 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt [2024-11-23 22:51:40,211 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:51:40,211 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:51:40,211 INFO L85 PathProgramCache]: Analyzing trace with hash 1247432084, now seen corresponding path program 1 times [2024-11-23 22:51:40,211 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-23 22:51:40,211 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1434345289] [2024-11-23 22:51:40,211 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:51:40,212 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-23 22:51:40,212 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-23 22:51:40,213 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-23 22:51:40,215 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (16)] Waiting until timeout for monitored process [2024-11-23 22:51:40,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:51:40,732 INFO L256 TraceCheckSpWp]: Trace formula consists of 333 conjuncts, 49 conjuncts are in the unsatisfiable core [2024-11-23 22:51:40,739 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 22:51:41,586 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-11-23 22:51:44,319 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 21 [2024-11-23 22:51:50,799 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 24 [2024-11-23 22:51:53,242 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 24 [2024-11-23 22:51:55,544 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 24 [2024-11-23 22:51:57,793 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2024-11-23 22:52:00,773 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 43 [2024-11-23 22:52:04,502 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 46 [2024-11-23 22:52:07,598 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 46 [2024-11-23 22:52:12,263 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 51 [2024-11-23 22:52:12,591 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 67 [2024-11-23 22:52:12,964 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 70 [2024-11-23 22:52:13,986 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 28 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 86 [2024-11-23 22:52:22,489 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-23 22:52:22,490 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 36 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 87 treesize of output 92 [2024-11-23 22:52:31,087 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-23 22:52:31,088 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 8 select indices, 8 select index equivalence classes, 28 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 80 treesize of output 40 [2024-11-23 22:52:31,300 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 202 proven. 137 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2024-11-23 22:52:31,300 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-23 22:52:39,592 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-23 22:52:39,592 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1434345289] [2024-11-23 22:52:39,593 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1434345289] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-23 22:52:39,593 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [450496860] [2024-11-23 22:52:39,593 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:52:39,593 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-23 22:52:39,593 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/bin/uautomizer-verify-LYvppIcaGC/cvc4 [2024-11-23 22:52:39,595 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-23 22:52:39,597 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-11-23 22:52:41,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:52:41,922 INFO L256 TraceCheckSpWp]: Trace formula consists of 333 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-23 22:52:41,927 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 22:52:51,560 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 21 [2024-11-23 22:52:51,961 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 24 [2024-11-23 22:52:52,500 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 26 treesize of output 14 [2024-11-23 22:52:54,972 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-11-23 22:52:54,973 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-23 22:52:54,973 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [450496860] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 22:52:54,973 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-23 22:52:54,973 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [17] total 22 [2024-11-23 22:52:54,973 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [5974877] [2024-11-23 22:52:54,973 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:52:54,974 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-23 22:52:54,974 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-23 22:52:54,974 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-23 22:52:54,975 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=125, Invalid=800, Unknown=5, NotChecked=0, Total=930 [2024-11-23 22:52:54,975 INFO L87 Difference]: Start difference. First operand 384 states and 489 transitions. Second operand has 7 states, 7 states have (on average 9.285714285714286) internal successors, (65), 6 states have internal predecessors, (65), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-23 22:52:57,678 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.68s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-23 22:53:02,277 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.08s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-23 22:53:03,212 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:53:03,212 INFO L93 Difference]: Finished difference Result 657 states and 847 transitions. [2024-11-23 22:53:03,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-23 22:53:03,213 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.285714285714286) internal successors, (65), 6 states have internal predecessors, (65), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 137 [2024-11-23 22:53:03,214 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:53:03,217 INFO L225 Difference]: With dead ends: 657 [2024-11-23 22:53:03,217 INFO L226 Difference]: Without dead ends: 433 [2024-11-23 22:53:03,219 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 305 GetRequests, 272 SyntacticMatches, 2 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 374 ImplicationChecksByTransitivity, 36.2s TimeCoverageRelationStatistics Valid=143, Invalid=908, Unknown=5, NotChecked=0, Total=1056 [2024-11-23 22:53:03,222 INFO L435 NwaCegarLoop]: 149 mSDtfsCounter, 190 mSDsluCounter, 248 mSDsCounter, 0 mSdLazyCounter, 310 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 190 SdHoareTripleChecker+Valid, 397 SdHoareTripleChecker+Invalid, 313 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 310 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.7s IncrementalHoareTripleChecker+Time [2024-11-23 22:53:03,222 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [190 Valid, 397 Invalid, 313 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 310 Invalid, 0 Unknown, 0 Unchecked, 7.7s Time] [2024-11-23 22:53:03,223 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 433 states. [2024-11-23 22:53:03,372 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 433 to 394. [2024-11-23 22:53:03,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 394 states, 311 states have (on average 1.257234726688103) internal successors, (391), 311 states have internal predecessors, (391), 56 states have call successors, (56), 26 states have call predecessors, (56), 26 states have return successors, (56), 56 states have call predecessors, (56), 56 states have call successors, (56) [2024-11-23 22:53:03,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 394 states and 503 transitions. [2024-11-23 22:53:03,375 INFO L78 Accepts]: Start accepts. Automaton has 394 states and 503 transitions. Word has length 137 [2024-11-23 22:53:03,376 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:53:03,376 INFO L471 AbstractCegarLoop]: Abstraction has 394 states and 503 transitions. [2024-11-23 22:53:03,376 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.285714285714286) internal successors, (65), 6 states have internal predecessors, (65), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-23 22:53:03,376 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 503 transitions. [2024-11-23 22:53:03,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2024-11-23 22:53:03,380 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:53:03,380 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:53:03,389 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (16)] Ended with exit code 0 [2024-11-23 22:53:03,590 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt (17)] Forceful destruction successful, exit code 0 [2024-11-23 22:53:03,780 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/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=3,17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt [2024-11-23 22:53:03,781 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:53:03,781 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:53:03,781 INFO L85 PathProgramCache]: Analyzing trace with hash 236314834, now seen corresponding path program 1 times [2024-11-23 22:53:03,781 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-23 22:53:03,781 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1536691252] [2024-11-23 22:53:03,781 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:53:03,782 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-23 22:53:03,782 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-23 22:53:03,783 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-23 22:53:03,785 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/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 (18)] Waiting until timeout for monitored process [2024-11-23 22:53:04,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:53:04,420 INFO L256 TraceCheckSpWp]: Trace formula consists of 333 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-11-23 22:53:04,426 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 22:53:12,158 INFO L349 Elim1Store]: treesize reduction 21, result has 41.7 percent of original size [2024-11-23 22:53:12,159 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 30 treesize of output 33 [2024-11-23 22:53:12,428 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 29 treesize of output 24 [2024-11-23 22:53:12,694 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 40 treesize of output 31 [2024-11-23 22:53:12,907 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-23 22:53:12,907 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 48 treesize of output 28 [2024-11-23 22:53:13,055 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-11-23 22:53:13,056 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-23 22:53:13,056 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-23 22:53:13,056 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1536691252] [2024-11-23 22:53:13,056 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1536691252] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 22:53:13,056 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 22:53:13,056 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-23 22:53:13,056 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [944734882] [2024-11-23 22:53:13,056 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:53:13,057 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-23 22:53:13,057 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-23 22:53:13,057 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-23 22:53:13,057 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2024-11-23 22:53:13,058 INFO L87 Difference]: Start difference. First operand 394 states and 503 transitions. Second operand has 9 states, 9 states have (on average 7.222222222222222) internal successors, (65), 8 states have internal predecessors, (65), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-23 22:53:16,373 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.32s for a HTC check with result VALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-23 22:53:18,095 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.72s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-23 22:53:19,965 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.87s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-23 22:53:22,318 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.35s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-23 22:53:24,264 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.95s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-23 22:53:27,978 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.36s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-23 22:53:32,498 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:53:32,498 INFO L93 Difference]: Finished difference Result 639 states and 824 transitions. [2024-11-23 22:53:32,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-23 22:53:32,499 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 7.222222222222222) internal successors, (65), 8 states have internal predecessors, (65), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 137 [2024-11-23 22:53:32,506 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:53:32,509 INFO L225 Difference]: With dead ends: 639 [2024-11-23 22:53:32,510 INFO L226 Difference]: Without dead ends: 405 [2024-11-23 22:53:32,511 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 137 GetRequests, 129 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2024-11-23 22:53:32,514 INFO L435 NwaCegarLoop]: 127 mSDtfsCounter, 102 mSDsluCounter, 312 mSDsCounter, 0 mSdLazyCounter, 530 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 102 SdHoareTripleChecker+Valid, 439 SdHoareTripleChecker+Invalid, 539 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 530 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 19.0s IncrementalHoareTripleChecker+Time [2024-11-23 22:53:32,514 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [102 Valid, 439 Invalid, 539 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 530 Invalid, 0 Unknown, 0 Unchecked, 19.0s Time] [2024-11-23 22:53:32,515 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 405 states. [2024-11-23 22:53:32,637 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 405 to 402. [2024-11-23 22:53:32,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 402 states, 319 states have (on average 1.2633228840125392) internal successors, (403), 319 states have internal predecessors, (403), 56 states have call successors, (56), 26 states have call predecessors, (56), 26 states have return successors, (56), 56 states have call predecessors, (56), 56 states have call successors, (56) [2024-11-23 22:53:32,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 402 states and 515 transitions. [2024-11-23 22:53:32,640 INFO L78 Accepts]: Start accepts. Automaton has 402 states and 515 transitions. Word has length 137 [2024-11-23 22:53:32,641 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:53:32,641 INFO L471 AbstractCegarLoop]: Abstraction has 402 states and 515 transitions. [2024-11-23 22:53:32,641 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 7.222222222222222) internal successors, (65), 8 states have internal predecessors, (65), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-23 22:53:32,641 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 515 transitions. [2024-11-23 22:53:32,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2024-11-23 22:53:32,642 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:53:32,643 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:53:32,656 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/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 (18)] Forceful destruction successful, exit code 0 [2024-11-23 22:53:32,847 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-23 22:53:32,848 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:53:32,848 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:53:32,848 INFO L85 PathProgramCache]: Analyzing trace with hash 455169552, now seen corresponding path program 1 times [2024-11-23 22:53:32,849 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-23 22:53:32,849 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2022496695] [2024-11-23 22:53:32,849 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:53:32,849 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-23 22:53:32,850 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-23 22:53:32,852 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-23 22:53:32,855 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/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 (19)] Waiting until timeout for monitored process [2024-11-23 22:53:33,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:53:33,794 INFO L256 TraceCheckSpWp]: Trace formula consists of 334 conjuncts, 58 conjuncts are in the unsatisfiable core [2024-11-23 22:53:33,812 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 22:53:37,797 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 16 treesize of output 17 [2024-11-23 22:53:41,926 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 117 treesize of output 71 [2024-11-23 22:53:45,817 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 34 [2024-11-23 22:53:49,550 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 34 [2024-11-23 22:53:52,884 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2024-11-23 22:53:57,125 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 53 [2024-11-23 22:54:01,290 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 56 [2024-11-23 22:54:04,990 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 56 [2024-11-23 22:54:09,233 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 56 [2024-11-23 22:54:09,384 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 72 [2024-11-23 22:54:09,984 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 75 [2024-11-23 22:54:11,231 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 36 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 115 treesize of output 112 [2024-11-23 22:54:11,906 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 45 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 97 [2024-11-23 22:54:13,082 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-23 22:54:13,083 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 9 select indices, 9 select index equivalence classes, 36 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 36 case distinctions, treesize of input 230 treesize of output 98 [2024-11-23 22:54:13,654 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 164 proven. 192 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2024-11-23 22:54:13,655 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-23 22:55:06,825 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-23 22:55:06,825 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2022496695] [2024-11-23 22:55:06,825 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2022496695] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-23 22:55:06,825 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [737268923] [2024-11-23 22:55:06,825 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:55:06,825 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-23 22:55:06,825 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/bin/uautomizer-verify-LYvppIcaGC/cvc4 [2024-11-23 22:55:06,827 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-23 22:55:06,828 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2024-11-23 22:55:09,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:55:09,735 INFO L256 TraceCheckSpWp]: Trace formula consists of 334 conjuncts, 59 conjuncts are in the unsatisfiable core [2024-11-23 22:55:09,742 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 22:55:13,811 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 16 treesize of output 17 [2024-11-23 22:55:18,872 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 117 treesize of output 71 [2024-11-23 22:55:22,859 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2024-11-23 22:55:27,229 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 45 [2024-11-23 22:55:30,548 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 45 [2024-11-23 22:55:34,148 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 45 [2024-11-23 22:55:37,503 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 45 [2024-11-23 22:55:40,414 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 53 [2024-11-23 22:55:45,246 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 56 [2024-11-23 22:55:45,506 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 72 [2024-11-23 22:55:46,381 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 75 [2024-11-23 22:55:47,945 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 36 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 115 treesize of output 112 [2024-11-23 22:55:51,058 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 45 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 121 treesize of output 121 [2024-11-23 22:55:52,954 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 9 select indices, 9 select index equivalence classes, 36 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 230 treesize of output 98 [2024-11-23 22:55:53,036 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 104 proven. 192 refuted. 0 times theorem prover too weak. 124 trivial. 0 not checked. [2024-11-23 22:55:53,036 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-23 22:56:24,324 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [737268923] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-23 22:56:24,324 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-23 22:56:24,324 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 16] total 29 [2024-11-23 22:56:24,324 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [250681241] [2024-11-23 22:56:24,324 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-23 22:56:24,325 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2024-11-23 22:56:24,325 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-23 22:56:24,326 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2024-11-23 22:56:24,326 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=172, Invalid=1228, Unknown=6, NotChecked=0, Total=1406 [2024-11-23 22:56:24,326 INFO L87 Difference]: Start difference. First operand 402 states and 515 transitions. Second operand has 30 states, 30 states have (on average 4.8) internal successors, (144), 29 states have internal predecessors, (144), 11 states have call successors, (30), 11 states have call predecessors, (30), 11 states have return successors, (30), 11 states have call predecessors, (30), 11 states have call successors, (30) [2024-11-23 22:56:25,679 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.35s for a HTC check with result VALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-23 22:56:27,079 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.40s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-23 22:56:28,272 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.19s for a HTC check with result VALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-23 22:56:30,123 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.85s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-23 22:56:31,967 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.84s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-23 22:56:35,243 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.53s for a HTC check with result VALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-23 22:56:37,287 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-23 22:56:39,911 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.62s for a HTC check with result VALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-23 22:56:41,710 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.80s for a HTC check with result VALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-23 22:56:42,846 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.14s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-23 22:56:45,782 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.94s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-23 22:56:47,169 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.39s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-23 22:57:37,609 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:57:37,609 INFO L93 Difference]: Finished difference Result 730 states and 953 transitions. [2024-11-23 22:57:37,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-11-23 22:57:37,611 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 30 states have (on average 4.8) internal successors, (144), 29 states have internal predecessors, (144), 11 states have call successors, (30), 11 states have call predecessors, (30), 11 states have return successors, (30), 11 states have call predecessors, (30), 11 states have call successors, (30) Word has length 137 [2024-11-23 22:57:37,611 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:57:37,614 INFO L225 Difference]: With dead ends: 730 [2024-11-23 22:57:37,614 INFO L226 Difference]: Without dead ends: 488 [2024-11-23 22:57:37,616 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 350 GetRequests, 294 SyntacticMatches, 4 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 779 ImplicationChecksByTransitivity, 107.3s TimeCoverageRelationStatistics Valid=487, Invalid=2369, Unknown=6, NotChecked=0, Total=2862 [2024-11-23 22:57:37,617 INFO L435 NwaCegarLoop]: 76 mSDtfsCounter, 1213 mSDsluCounter, 842 mSDsCounter, 0 mSdLazyCounter, 2103 mSolverCounterSat, 236 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 61.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1213 SdHoareTripleChecker+Valid, 918 SdHoareTripleChecker+Invalid, 2339 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 236 IncrementalHoareTripleChecker+Valid, 2103 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 61.9s IncrementalHoareTripleChecker+Time [2024-11-23 22:57:37,617 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1213 Valid, 918 Invalid, 2339 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [236 Valid, 2103 Invalid, 0 Unknown, 0 Unchecked, 61.9s Time] [2024-11-23 22:57:37,618 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 488 states. [2024-11-23 22:57:37,809 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 488 to 424. [2024-11-23 22:57:37,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 424 states, 341 states have (on average 1.278592375366569) internal successors, (436), 341 states have internal predecessors, (436), 56 states have call successors, (56), 26 states have call predecessors, (56), 26 states have return successors, (56), 56 states have call predecessors, (56), 56 states have call successors, (56) [2024-11-23 22:57:37,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 424 states and 548 transitions. [2024-11-23 22:57:37,813 INFO L78 Accepts]: Start accepts. Automaton has 424 states and 548 transitions. Word has length 137 [2024-11-23 22:57:37,813 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:57:37,813 INFO L471 AbstractCegarLoop]: Abstraction has 424 states and 548 transitions. [2024-11-23 22:57:37,814 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 30 states have (on average 4.8) internal successors, (144), 29 states have internal predecessors, (144), 11 states have call successors, (30), 11 states have call predecessors, (30), 11 states have return successors, (30), 11 states have call predecessors, (30), 11 states have call successors, (30) [2024-11-23 22:57:37,814 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 548 transitions. [2024-11-23 22:57:37,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2024-11-23 22:57:37,815 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:57:37,815 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:57:37,833 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/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 (19)] Ended with exit code 0 [2024-11-23 22:57:38,035 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt (20)] Ended with exit code 0 [2024-11-23 22:57:38,216 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/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=3,20 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt [2024-11-23 22:57:38,216 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:57:38,217 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:57:38,217 INFO L85 PathProgramCache]: Analyzing trace with hash 1081826860, now seen corresponding path program 1 times [2024-11-23 22:57:38,217 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-23 22:57:38,217 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [665923781] [2024-11-23 22:57:38,217 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:57:38,217 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-23 22:57:38,217 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-23 22:57:38,219 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-23 22:57:38,222 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2856e64-39ec-4a1c-a7d7-cc24d48349a0/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 (21)] Waiting until timeout for monitored process [2024-11-23 22:57:38,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:57:38,770 INFO L256 TraceCheckSpWp]: Trace formula consists of 332 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-23 22:57:38,773 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 22:57:39,499 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-23 22:57:39,499 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 175 treesize of output 67 [2024-11-23 22:57:39,821 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 144 proven. 8 refuted. 0 times theorem prover too weak. 268 trivial. 0 not checked. [2024-11-23 22:57:39,822 INFO L312 TraceCheckSpWp]: Computing backward predicates...